[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Feb 16 18:03:08 UTC 2018
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, SANOG, PacNOG, SAFNOG, CaribNOG
TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG, IRNOG 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 17 Feb, 2018
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 684637
Prefixes after maximum aggregation (per Origin AS): 265970
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 330947
Total ASes present in the Internet Routing Table: 59858
Prefixes per ASN: 11.44
Origin-only ASes present in the Internet Routing Table: 51687
Origin ASes announcing only one prefix: 22724
Transit ASes present in the Internet Routing Table: 8171
Transit-only ASes present in the Internet Routing Table: 246
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 35
Max AS path prepend of ASN (262865) 25
Prefixes from unregistered ASNs in the Routing Table: 60
Number of instances of unregistered ASNs: 65
Number of 32-bit ASNs allocated by the RIRs: 21513
Number of 32-bit ASNs visible in the Routing Table: 17291
Prefixes from 32-bit ASNs in the Routing Table: 71701
Number of bogon 32-bit ASNs visible in the Routing Table: 16
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 327
Number of addresses announced to Internet: 2859150498
Equivalent to 170 /8s, 107 /16s and 44 /24s
Percentage of available address space announced: 77.2
Percentage of allocated address space announced: 77.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.8
Total number of prefixes smaller than registry allocations: 226547
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 188710
Total APNIC prefixes after maximum aggregation: 53959
APNIC Deaggregation factor: 3.50
Prefixes being announced from the APNIC address blocks: 187716
Unique aggregates announced from the APNIC address blocks: 77588
APNIC Region origin ASes present in the Internet Routing Table: 8644
APNIC Prefixes per ASN: 21.72
APNIC Region origin ASes announcing only one prefix: 2446
APNIC Region transit ASes present in the Internet Routing Table: 1277
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 27
Number of APNIC region 32-bit ASNs visible in the Routing Table: 3548
Number of APNIC addresses announced to Internet: 767863586
Equivalent to 45 /8s, 196 /16s and 171 /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: 204508
Total ARIN prefixes after maximum aggregation: 98090
ARIN Deaggregation factor: 2.08
Prefixes being announced from the ARIN address blocks: 205428
Unique aggregates announced from the ARIN address blocks: 96860
ARIN Region origin ASes present in the Internet Routing Table: 18091
ARIN Prefixes per ASN: 11.36
ARIN Region origin ASes announcing only one prefix: 6692
ARIN Region transit ASes present in the Internet Routing Table: 1802
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2311
Number of ARIN addresses announced to Internet: 1108954656
Equivalent to 66 /8s, 25 /16s and 78 /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: 185052
Total RIPE prefixes after maximum aggregation: 90426
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 181322
Unique aggregates announced from the RIPE address blocks: 109009
RIPE Region origin ASes present in the Internet Routing Table: 24892
RIPE Prefixes per ASN: 7.28
RIPE Region origin ASes announcing only one prefix: 11332
RIPE Region transit ASes present in the Internet Routing Table: 3495
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 6670
Number of RIPE addresses announced to Internet: 713989248
Equivalent to 42 /8s, 142 /16s and 156 /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: 88104
Total LACNIC prefixes after maximum aggregation: 19488
LACNIC Deaggregation factor: 4.52
Prefixes being announced from the LACNIC address blocks: 89436
Unique aggregates announced from the LACNIC address blocks: 39904
LACNIC Region origin ASes present in the Internet Routing Table: 6840
LACNIC Prefixes per ASN: 13.08
LACNIC Region origin ASes announcing only one prefix: 1887
LACNIC Region transit ASes present in the Internet Routing Table: 1260
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4369
Number of LACNIC addresses announced to Internet: 172280544
Equivalent to 10 /8s, 68 /16s and 202 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-268700 + 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: 18201
Total AfriNIC prefixes after maximum aggregation: 3960
AfriNIC Deaggregation factor: 4.60
Prefixes being announced from the AfriNIC address blocks: 20408
Unique aggregates announced from the AfriNIC address blocks: 7329
AfriNIC Region origin ASes present in the Internet Routing Table: 1118
AfriNIC Prefixes per ASN: 18.25
AfriNIC Region origin ASes announcing only one prefix: 366
AfriNIC Region transit ASes present in the Internet Routing Table: 224
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 393
Number of AfriNIC addresses announced to Internet: 95677696
Equivalent to 5 /8s, 179 /16s and 237 /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 5436 4195 92 ERX-CERNET-BKB China Education and Rese
7545 3778 407 412 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 2869 11132 770 KIXS-AS-KR Korea Telecom, KR
9829 2801 1499 540 BSNL-NIB National Internet Backbone, IN
17974 2711 934 76 TELKOMNET-AS2-AP PT Telekomunikasi Indo
7552 2635 1161 60 VIETEL-AS-AP Viettel Group, VN
9394 2629 4923 28 CTTNET China TieTong Telecommunications
45899 2587 1558 154 VNPT-AS-VN VNPT Corp, VN
9808 2181 8699 32 CMNET-GD Guangdong Mobile Communication
4755 2079 416 214 TATACOMM-AS TATA Communications formerl
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
6327 3391 1323 86 SHAW - Shaw Communications Inc., CA
22773 3272 2987 147 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2166 405 108 MEGAPATH5-US - MegaPath Corporation, US
20115 2088 2406 435 CHARTER-NET-HKY-NC - Charter Communicat
16509 2019 4164 592 AMAZON-02 - Amazon.com, Inc., US
209 1937 5060 625 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1919 337 197 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6389 1862 3671 36 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
11492 1732 229 571 CABLEONE - CABLE ONE, INC., US
7018 1685 20187 1251 ATT-INTERNET4 - AT&T Services, Inc., US
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 3520 187 21 ALJAWWALSTC-AS, SA
20940 2835 828 2054 AKAMAI-ASN1, US
12479 2538 1193 511 UNI2-AS, ES
8551 2073 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 2058 1862 704 ROSTELECOM-AS, RU
34984 1995 332 474 TELLCOM-AS, TR
9121 1972 1692 19 TTNET, TR
13188 1606 100 46 TRIOLAN, UA
6849 1241 355 21 UKRTELNET, UA
8402 1237 544 14 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
8151 4159 3388 585 Uninet S.A. de C.V., MX
10620 3594 541 252 Telmex Colombia S.A., CO
11830 2642 370 66 Instituto Costarricense de Electricidad
6503 1629 437 53 Axtel, S.A.B. de C.V., MX
7303 1507 1026 191 Telecom Argentina S.A., AR
3816 1018 511 116 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 1018 2243 186 CLARO S.A., BR
6147 1002 377 27 Telefonica del Peru S.A.A., PE
11172 921 126 86 Alestra, S. de R.L. de C.V., MX
18881 906 1069 29 TELEFÔNICA BRASIL S.A, BR
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 1177 398 49 LINKdotNET-AS, EG
37611 802 91 8 Afrihost, ZA
36903 739 371 135 MT-MPLS, MA
36992 678 1380 37 ETISALAT-MISR, EG
8452 612 1730 18 TE-AS TE-AS, EG
24835 517 850 15 RAYA-AS, EG
29571 464 68 12 ORANGE-COTE-IVOIRE, CI
37492 451 368 78 ORANGE-, TN
15399 362 35 7 WANANCHI-, KE
37342 358 32 1 MOVITEL, MZ
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 5436 4195 92 ERX-CERNET-BKB China Education and Rese
8151 4159 3388 585 Uninet S.A. de C.V., MX
7545 3778 407 412 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3594 541 252 Telmex Colombia S.A., CO
39891 3520 187 21 ALJAWWALSTC-AS, SA
6327 3391 1323 86 SHAW - Shaw Communications Inc., CA
22773 3272 2987 147 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
4766 2869 11132 770 KIXS-AS-KR Korea Telecom, KR
20940 2835 828 2054 AKAMAI-ASN1, US
9829 2801 1499 540 BSNL-NIB National Internet Backbone, IN
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
8151 4159 3574 Uninet S.A. de C.V., MX
39891 3520 3499 ALJAWWALSTC-AS, SA
7545 3778 3366 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3594 3342 Telmex Colombia S.A., CO
6327 3391 3305 SHAW - Shaw Communications Inc., CA
22773 3272 3125 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
17974 2711 2635 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
9394 2629 2601 CTTNET China TieTong Telecommunications Corpora
11830 2642 2576 Instituto Costarricense de Electricidad y Telec
7552 2635 2575 VIETEL-AS-AP Viettel Group, VN
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65249 PRIVATE 5.42.234.0/23 35753 ITC ITC AS number, SA
65249 PRIVATE 5.42.234.0/24 35753 ITC ITC AS number, SA
65456 PRIVATE 31.171.126.0/23 199311 AZRT-LX Local Internet Exchang
65001 PRIVATE 46.237.40.0/21 13118 ASN-YARTELECOM PJSC Rostelecom
64513 PRIVATE 62.150.101.0/24 9155 QNET Kuwait, KW
419333 UNALLOCATED 84.17.91.0/24 41933 IPRAGAZ-AS Istanbul/ TURKEY, T
65024 PRIVATE 87.103.234.0/24 39407 CHITATELECOM-AS, RU
65000 PRIVATE 95.179.2.0/24 65001 -Private Use AS-, ZZ
65000 PRIVATE 95.179.3.0/24 65001 -Private Use AS-, ZZ
65000 PRIVATE 95.179.69.0/24 65001 -Private Use AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.128.14.0/23 10247 NETLINE, ZA
14.192.50.0/23 10247 NETLINE, ZA
14.192.58.0/23 10247 NETLINE, ZA
27.100.7.0/24 56096 UNKNOWN
36.255.250.0/23 10247 NETLINE, ZA
41.78.180.0/23 37265 -Reserved AS-, ZZ
43.228.144.0/22 9829 BSNL-NIB National Internet Backbone, IN
43.251.20.0/22 9381 WTT-AS-AP WTT HK Limited, HK
43.251.84.0/22 133676 PNPL-AS Precious netcom pvt ltd, IN
43.251.84.0/23 133676 PNPL-AS Precious netcom pvt ltd, IN
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 /8:15 /9:12 /10:37 /11:100 /12:290
/13:563 /14:1093 /15:1897 /16:13322 /17:7772 /18:13608
/19:25217 /20:38997 /21:45069 /22:84323 /23:68271 /24:381816
/25:840 /26:603 /27:656 /28:36 /29:20 /30:18
/31:4 /32:58
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 3182 3391 SHAW - Shaw Communications Inc., CA
39891 2946 3520 ALJAWWALSTC-AS, SA
22773 2532 3272 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
18566 2060 2166 MEGAPATH5-US - MegaPath Corporation, US
11830 1988 2642 Instituto Costarricense de Electricidad y Telec
30036 1675 1919 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
10620 1589 3594 Telmex Colombia S.A., CO
8551 1536 2073 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 1514 1732 CABLEONE - CABLE ONE, INC., US
9121 1457 1972 TTNET, TR
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1535 2:843 4:18 5:2650 6:59 8:1102
9:1 12:1849 13:203 14:1754 15:26 16:3
17:182 18:67 20:49 21:3 23:2540 24:2065
25:2 27:2354 31:1944 32:88 35:24 36:491
37:2609 38:1463 39:245 40:101 41:2986 42:453
43:1959 44:96 45:3706 46:2988 47:200 49:1380
50:1043 51:47 52:957 54:351 55:6 56:7
57:42 58:1565 59:1037 60:388 61:2061 62:1794
63:1810 64:4720 65:2228 66:4519 67:2342 68:1174
69:3196 70:1134 71:560 72:2092 74:2668 75:398
76:424 77:1553 78:1669 79:1821 80:1472 81:1410
82:1077 83:786 84:1007 85:2007 86:559 87:1247
88:917 89:2316 90:183 91:6271 92:1168 93:2382
94:2408 95:2730 96:644 97:359 98:929 99:120
100:79 101:1515 102:26 103:17197 104:3275 105:216
106:533 107:1801 108:707 109:2695 110:1580 111:1779
112:1314 113:1350 114:1117 115:1634 116:1641 117:1710
118:2024 119:1674 120:964 121:1063 122:2461 123:1797
124:1456 125:1849 128:988 129:603 130:442 131:1626
132:610 133:194 134:1001 135:226 136:438 137:474
138:1961 139:563 140:397 141:681 142:776 143:974
144:792 145:453 146:1162 147:742 148:1535 149:700
150:735 151:988 152:757 153:309 154:1015 155:754
156:833 157:772 158:619 159:1612 160:865 161:739
162:2543 163:526 164:1017 165:1368 166:397 167:1387
168:3102 169:801 170:3647 171:413 172:1032 173:1916
174:876 175:760 176:1919 177:3915 178:2416 179:1185
180:2238 181:2131 182:2462 183:1122 184:907 185:12537
186:3491 187:2321 188:2667 189:1951 190:8071 191:1349
192:9779 193:5885 194:4775 195:3986 196:2367 197:1426
198:5529 199:5898 200:7301 201:4889 202:10365 203:10027
204:4537 205:2862 206:3055 207:3114 208:3994 209:3934
210:4001 211:2129 212:2972 213:2623 214:895 215:61
216:5857 217:2124 218:898 219:621 220:1725 221:996
222:1054 223:1241
End of report
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