[menog] Weekly Routing Table Report

Routing Analysis Role Account cscora at apnic.net
Fri Feb 10 18:02:50 UTC 2017


This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.

The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG,
MENOG, SAFNOG, SdNOG, BJNOG, CaribNOG and the RIPE Routing WG.

Daily listings are sent to bgp-stats at lists.apnic.net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.

Routing Table Report   04:00 +10GMT Sat 11 Feb, 2017

Report Website:     http://thyme.rand.apnic.net
Detailed Analysis:  http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined:                              635010
    Prefixes after maximum aggregation (per Origin AS):          247431
    Deaggregation factor:                                          2.57
    Unique aggregates announced (without unneeded subnets):      305846
Total ASes present in the Internet Routing Table:                 56204
    Prefixes per ASN:                                             11.30
Origin-only ASes present in the Internet Routing Table:           48647
Origin ASes announcing only one prefix:                           21683
Transit ASes present in the Internet Routing Table:                7557
Transit-only ASes present in the Internet Routing Table:            208
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 55644)                              36
Prefixes from unregistered ASNs in the Routing Table:                80
    Numnber of instances of unregistered ASNs:                       81
Number of 32-bit ASNs allocated by the RIRs:                      17256
Number of 32-bit ASNs visible in the Routing Table:               13413
Prefixes from 32-bit ASNs in the Routing Table:                   53971
Number of bogon 32-bit ASNs visible in the Routing Table:            50
Special use prefixes present in the Routing Table:                    0
Prefixes being announced from unallocated address space:            429
Number of addresses announced to Internet:                   2832797668
    Equivalent to 168 /8s, 217 /16s and 15 /24s
    Percentage of available address space announced:               76.5
    Percentage of allocated address space announced:               76.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               98.4
Total number of prefixes smaller than registry allocations:      211930

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   173285
    Total APNIC prefixes after maximum aggregation:               49607
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          172688
    Unique aggregates announced from the APNIC address blocks:    71398
APNIC Region origin ASes present in the Internet Routing Table:    7845
    APNIC Prefixes per ASN:                                       22.01
APNIC Region origin ASes announcing only one prefix:               2190
APNIC Region transit ASes present in the Internet Routing Table:   1119
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         41
Number of APNIC region 32-bit ASNs visible in the Routing Table:   2672
Number of APNIC addresses announced to Internet:              760441732
    Equivalent to 45 /8s, 83 /16s and 107 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-137529
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    193476
    Total ARIN prefixes after maximum aggregation:                92928
    ARIN Deaggregation factor:                                     2.08
Prefixes being announced from the ARIN address blocks:           195792
    Unique aggregates announced from the ARIN address blocks:     89820
ARIN Region origin ASes present in the Internet Routing Table:    17789
    ARIN Prefixes per ASN:                                        11.01
ARIN Region origin ASes announcing only one prefix:                6642
ARIN Region transit ASes present in the Internet Routing Table:    1766
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          23
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1756
Number of ARIN addresses announced to Internet:              1104034720
    Equivalent to 65 /8s, 206 /16s and 59 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-397212
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  45/8,  47/8,  48/8,  50/8,  52/8,
                        53/8,  54/8,  55/8,  56/8,  57/8,  63/8,  64/8,
                        65/8,  66/8,  67/8,  68/8,  69/8,  70/8,  71/8,
                        72/8,  73/8,  74/8,  75/8,  76/8,  96/8,  97/8,
                        98/8,  99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
                       129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
                       137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
                       146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
                       157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
                       165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
                       173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
                       205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
                       216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    169226
    Total RIPE prefixes after maximum aggregation:                83704
    RIPE Deaggregation factor:                                     2.02
Prefixes being announced from the RIPE address blocks:           164564
    Unique aggregates announced from the RIPE address blocks:     99725
RIPE Region origin ASes present in the Internet Routing Table:    23672
    RIPE Prefixes per ASN:                                         6.95
RIPE Region origin ASes announcing only one prefix:               10968
RIPE Region transit ASes present in the Internet Routing Table:    3356
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    5534
Number of RIPE addresses announced to Internet:               709553024
    Equivalent to 42 /8s, 74 /16s and 235 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-207259
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                   82544
    Total LACNIC prefixes after maximum aggregation:              17448
    LACNIC Deaggregation factor:                                   4.73
Prefixes being announced from the LACNIC address blocks:          83648
    Unique aggregates announced from the LACNIC address blocks:   37823
LACNIC Region origin ASes present in the Internet Routing Table:   5645
    LACNIC Prefixes per ASN:                                      14.82
LACNIC Region origin ASes announcing only one prefix:              1557
LACNIC Region transit ASes present in the Internet Routing Table:  1039
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        36
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3161
Number of LACNIC addresses announced to Internet:             170804288
    Equivalent to 10 /8s, 46 /16s and 68 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-266652 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  16366
    Total AfriNIC prefixes after maximum aggregation:              3683
    AfriNIC Deaggregation factor:                                  4.44
Prefixes being announced from the AfriNIC address blocks:         17889
    Unique aggregates announced from the AfriNIC address blocks:   6717
AfriNIC Region origin ASes present in the Internet Routing Table:  1017
    AfriNIC Prefixes per ASN:                                     17.59
AfriNIC Region origin ASes announcing only one prefix:              326
AfriNIC Region transit ASes present in the Internet Routing Table:  198
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       18
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  290
Number of AfriNIC addresses announced to Internet:             87502592
    Equivalent to 5 /8s, 55 /16s and 47 /24s
AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

   ASN   No of nets  /20 equiv  MaxAgg  Description
  4538         5531       4190      74  ERX-CERNET-BKB China Education and Rese
  7545         3724        391     256  TPG-INTERNET-AP TPG Telecom Limited, AU
 17974         2984        905      71  TELKOMNET-AS2-AP PT Telekomunikasi Indo
  4766         2729      11133     744  KIXS-AS-KR Korea Telecom, KR
  9829         2718       1501     542  BSNL-NIB National Internet Backbone, IN
  9808         2283       8698      33  CMNET-GD Guangdong Mobile Communication
  4755         2058        421     220  TATACOMM-AS TATA Communications formerl
 45899         1861       1299     100  VNPT-AS-VN VNPT Corp, VN
  4808         1636       1784     445  CHINA169-BJ China Unicom Beijing Provin
 24560         1564        571     250  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN   No of nets  /20 equiv  MaxAgg  Description
 22773         3629       2968     151  ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
  6327         3260       1333      83  SHAW - Shaw Communications Inc., CA
 18566         2191        405     109  MEGAPATH5-US - MegaPath Corporation, US
  6389         2063       3671      39  BELLSOUTH-NET-BLK - BellSouth.net Inc.,
 20115         1970       2034     406  CHARTER-NET-HKY-NC - Charter Communicat
   209         1725       5067     640  CENTURYLINK-US-LEGACY-QWEST - Qwest Com
 30036         1688        317     459  MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
  6983         1680        848     227  ITCDELTA - Earthlink, Inc., US
 16509         1642       3064     537  AMAZON-02 - Amazon.com, Inc., US
   701         1594      10597     657  UUNET - MCI Communications Services, In

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN   No of nets  /20 equiv  MaxAgg  Description
 39891         3334        171      18  ALJAWWALSTC-AS , SA
 20940         3013       1129    2135  AKAMAI-ASN1 , US
  9121         2138       1691      18  TTNET , TR
 34984         1994        328     380  TELLCOM-AS , TR
 13188         1615         99      62  TRIOLAN , UA
  8551         1607        377      46  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12479         1468       1033      50  UNI2-AS , ES
  6849         1318        355      22  UKRTELNET , UA
  9198         1300        352      24  KAZTELECOM-AS , KZ
  8402         1151        544      15  CORBINA-AS OJSC "Vimpelcom", RU

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN   No of nets  /20 equiv  MaxAgg  Description
 10620         3541        545     158  Telmex Colombia S.A., CO
 26615         3027       2330      44  Tim Celular S.A., BR
  8151         2488       3390     549  Uninet S.A. de C.V., MX
 11830         1804        368      66  Instituto Costarricense de Electricidad
  6503         1570        437      54  Axtel, S.A.B. de C.V., MX
  7303         1430        878     255  Telecom Argentina S.A., AR
  6147         1353        377      27  Telefonica del Peru S.A.A., PE
 28573         1059       2273     182  CLARO S.A., BR
  3816         1001        479     185  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664          984        280      35  Techtel LMDS Comunicaciones Interactiva

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN   No of nets  /20 equiv  MaxAgg  Description
 24863         1298        398      41  LINKdotNET-AS, EG
 36903          719        361     123  MT-MPLS, MA
 37611          690         67       6  Afrihost, ZA
 36992          587       1373      25  ETISALAT-MISR, EG
 24835          490        658      16  RAYA-AS, EG
  8452          461       1474      16  TE-AS TE-AS, EG
 37492          392        316      74  ORANGE-TN, TN
 29571          367         36      10  CITelecom-AS, CI
 15399          327         35       6  WANANCHI-KE, KE
  2018          273        327      74  TENET-1, ZA

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN   No of nets  /20 equiv  MaxAgg  Description
  4538         5531       4190      74  ERX-CERNET-BKB China Education and Rese
  7545         3724        391     256  TPG-INTERNET-AP TPG Telecom Limited, AU
 22773         3629       2968     151  ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
 10620         3541        545     158  Telmex Colombia S.A., CO
 39891         3334        171      18  ALJAWWALSTC-AS , SA
  6327         3260       1333      83  SHAW - Shaw Communications Inc., CA
 26615         3027       2330      44  Tim Celular S.A., BR
 20940         3013       1129    2135  AKAMAI-ASN1 , US
 17974         2984        905      71  TELKOMNET-AS2-AP PT Telekomunikasi Indo
  4766         2729      11133     744  KIXS-AS-KR Korea Telecom, KR

Complete listing at http://thyme.rand.apnic.net/current/data-ASnet

Global Per AS Maximum Aggr summary
----------------------------------

  ASN   No of nets  Net Savings  Description
 22773       3629         3478   ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 
  7545       3724         3468   TPG-INTERNET-AP TPG Telecom Limited, AU
 10620       3541         3383   Telmex Colombia S.A., CO
 39891       3334         3316   ALJAWWALSTC-AS , SA
  6327       3260         3177   SHAW - Shaw Communications Inc., CA
 26615       3027         2983   Tim Celular S.A., BR
 17974       2984         2913   TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
  9808       2283         2250   CMNET-GD Guangdong Mobile Communication Co.Ltd.
  9829       2718         2176   BSNL-NIB National Internet Backbone, IN
  9121       2138         2120   TTNET , TR

Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

Bad AS    Designation  Network              Transit AS  Description
  65001   PRIVATE      5.143.176.0/20       15468       KLGELECS-AS 38, Teatralnaya st
  65602   UNALLOCATED  8.225.192.0/24       30372       SUNESYS2 - Sunesys, LLC, US
  65001   PRIVATE      31.172.192.0/20      15468       KLGELECS-AS 38, Teatralnaya st
  65001   PRIVATE      31.172.192.0/21      15468       KLGELECS-AS 38, Teatralnaya st
  65001   PRIVATE      31.172.200.0/21      15468       KLGELECS-AS 38, Teatralnaya st
  65001   PRIVATE      31.172.208.0/21      15468       KLGELECS-AS 38, Teatralnaya st
  65001   PRIVATE      31.172.216.0/21      15468       KLGELECS-AS 38, Teatralnaya st
  65000   PRIVATE      31.219.177.0/25       8966       ETISALAT-AS P.O. Box 1150, Dub
  65000   PRIVATE      31.219.177.128/25     8966       ETISALAT-AS P.O. Box 1150, Dub
  65555   UNALLOCATED  37.142.172.0/24      21450       MIRS-AS , IL

Complete listing at http://thyme.rand.apnic.net/current/data-badAS

Advertised Unallocated Addresses
--------------------------------

Network            Origin AS  Description
27.100.7.0/24        56096    UNKNOWN
41.73.16.0/24        37004    Suburban-Broadband-AS, NG
41.73.17.0/24        37004    Suburban-Broadband-AS, NG
41.73.18.0/24        37004    Suburban-Broadband-AS, NG
41.73.19.0/24        37004    Suburban-Broadband-AS, NG
41.73.20.0/24        37004    Suburban-Broadband-AS, NG
41.73.21.0/24        37004    Suburban-Broadband-AS, NG
41.73.22.0/24        37004    Suburban-Broadband-AS, NG
41.73.23.0/24        37004    Suburban-Broadband-AS, NG
41.76.232.0/21      203496    AB-TELECOM , RU

Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:36      /11:103     /12:276     
/13:535     /14:1047    /15:1801    /16:13175   /17:7751    /18:12998   
/19:25124   /20:38119   /21:40837   /22:74093   /23:62687   /24:355030  
/25:561     /26:415     /27:294     /28:35      /29:19      /30:18      
/31:1       /32:26      

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN   No of nets  Total ann.  Description
  6327     3056          3260    SHAW - Shaw Communications Inc., CA
 39891     2896          3334    ALJAWWALSTC-AS , SA
 22773     2825          3629    ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 
 26615     2543          3027    Tim Celular S.A., BR
 18566     2084          2191    MEGAPATH5-US - MegaPath Corporation, US
  9121     1503          2138    TTNET , TR
 30036     1499          1688    MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
 10620     1452          3541    Telmex Colombia S.A., CO
  6389     1372          2063    BELLSOUTH-NET-BLK - BellSouth.net Inc., US
 13188     1359          1615    TRIOLAN , UA

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:1596      2:832       4:25        5:2443      6:34        8:1047   
  12:1810     13:74       14:1777     15:22       16:2        17:100    
  18:128      19:1        20:53       23:2012     24:1847     25:2      
  27:2385     31:1858     32:89       33:2        34:1        35:3      
  36:357      37:2526     38:1308     39:43       40:101      41:2846   
  42:452      43:1929     44:59       45:2382     46:2548     47:110    
  49:1218     50:945      51:18       52:709      54:357      55:7      
  56:4        57:41       58:1616     59:989      60:386      61:1898   
  62:1505     63:1928     64:4558     65:2185     66:4451     67:2222   
  68:1168     69:3324     70:1302     71:570      72:2050     74:2609   
  75:405      76:411      77:1436     78:1583     79:1280     80:1342   
  81:1401     82:982      83:722      84:869      85:1691     86:482    
  87:1132     88:781      89:2054     90:201      91:6125     92:985    
  93:2378     94:2356     95:2793     96:570      97:357      98:936    
  99:91      100:152     101:1261    103:13569   104:2706    105:147    
 106:482     107:1530    108:794     109:2575    110:1287    111:1662   
 112:1149    113:1234    114:1028    115:1733    116:1745    117:1649   
 118:2056    119:1564    120:952     121:1099    122:2341    123:2016   
 124:1527    125:1813    128:745     129:616     130:412     131:1391   
 132:520     133:193     134:529     135:209     136:505     137:430    
 138:1841    139:499     140:367     141:518     142:731     143:908    
 144:764     145:167     146:1021    147:658     148:1361    149:569    
 150:686     151:938     152:722     153:316     154:750     155:963    
 156:548     157:589     158:443     159:1393    160:566     161:734    
 162:2473    163:528     164:782     165:1153    166:370     167:1260   
 168:2519    169:738     170:2777    171:275     172:934     173:1827   
 174:805     175:720     176:1774    177:4234    178:2477    179:1644   
 180:2096    181:2032    182:2210    183:1041    184:830     185:8713   
 186:3208    187:2684    188:2367    189:1786    190:8138    191:1945   
 192:9288    193:5777    194:4624    195:3845    196:1957    197:1231   
 198:5572    199:5835    200:7387    201:4132    202:10117   203:9879   
 204:4454    205:2772    206:2985    207:3150    208:3999    209:3882   
 210:3914    211:2096    212:2789    213:2456    214:861     215:64     
 216:5814    217:1988    218:834     219:607     220:1685    221:901    
 222:723     223:1172   

End of report


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