[menog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri May 12 18:02:45 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 13 May, 2017
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 647949
Prefixes after maximum aggregation (per Origin AS): 252345
Deaggregation factor: 2.57
Unique aggregates announced (without unneeded subnets): 312474
Total ASes present in the Internet Routing Table: 57146
Prefixes per ASN: 11.34
Origin-only ASes present in the Internet Routing Table: 49440
Origin ASes announcing only one prefix: 21895
Transit ASes present in the Internet Routing Table: 7706
Transit-only ASes present in the Internet Routing Table: 225
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 40
Max AS path prepend of ASN ( 55644) 36
Prefixes from unregistered ASNs in the Routing Table: 70
Numnber of instances of unregistered ASNs: 74
Number of 32-bit ASNs allocated by the RIRs: 18557
Number of 32-bit ASNs visible in the Routing Table: 14400
Prefixes from 32-bit ASNs in the Routing Table: 58461
Number of bogon 32-bit ASNs visible in the Routing Table: 44
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 410
Number of addresses announced to Internet: 2844831332
Equivalent to 169 /8s, 144 /16s and 174 /24s
Percentage of available address space announced: 76.8
Percentage of allocated address space announced: 76.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.6
Total number of prefixes smaller than registry allocations: 216616
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 177386
Total APNIC prefixes after maximum aggregation: 51032
APNIC Deaggregation factor: 3.48
Prefixes being announced from the APNIC address blocks: 176560
Unique aggregates announced from the APNIC address blocks: 73228
APNIC Region origin ASes present in the Internet Routing Table: 8091
APNIC Prefixes per ASN: 21.82
APNIC Region origin ASes announcing only one prefix: 2256
APNIC Region transit ASes present in the Internet Routing Table: 1144
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 40
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2917
Number of APNIC addresses announced to Internet: 763012964
Equivalent to 45 /8s, 122 /16s and 167 /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: 197389
Total ARIN prefixes after maximum aggregation: 94167
ARIN Deaggregation factor: 2.10
Prefixes being announced from the ARIN address blocks: 199487
Unique aggregates announced from the ARIN address blocks: 91432
ARIN Region origin ASes present in the Internet Routing Table: 17904
ARIN Prefixes per ASN: 11.14
ARIN Region origin ASes announcing only one prefix: 6633
ARIN Region transit ASes present in the Internet Routing Table: 1784
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: 1968
Number of ARIN addresses announced to Internet: 1110060704
Equivalent to 66 /8s, 42 /16s and 46 /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: 174683
Total RIPE prefixes after maximum aggregation: 85117
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 170259
Unique aggregates announced from the RIPE address blocks: 102159
RIPE Region origin ASes present in the Internet Routing Table: 23987
RIPE Prefixes per ASN: 7.10
RIPE Region origin ASes announcing only one prefix: 11067
RIPE Region transit ASes present in the Internet Routing Table: 3393
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5809
Number of RIPE addresses announced to Internet: 711743872
Equivalent to 42 /8s, 108 /16s and 89 /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: 81196
Total LACNIC prefixes after maximum aggregation: 18175
LACNIC Deaggregation factor: 4.47
Prefixes being announced from the LACNIC address blocks: 82436
Unique aggregates announced from the LACNIC address blocks: 38444
LACNIC Region origin ASes present in the Internet Routing Table: 5878
LACNIC Prefixes per ASN: 14.02
LACNIC Region origin ASes announcing only one prefix: 1621
LACNIC Region transit ASes present in the Internet Routing Table: 1090
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: 3396
Number of LACNIC addresses announced to Internet: 169891552
Equivalent to 10 /8s, 32 /16s and 86 /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: 17191
Total AfriNIC prefixes after maximum aggregation: 3796
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 18797
Unique aggregates announced from the AfriNIC address blocks: 6848
AfriNIC Region origin ASes present in the Internet Routing Table: 1036
AfriNIC Prefixes per ASN: 18.14
AfriNIC Region origin ASes announcing only one prefix: 318
AfriNIC Region transit ASes present in the Internet Routing Table: 205
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 310
Number of AfriNIC addresses announced to Internet: 89683456
Equivalent to 5 /8s, 88 /16s and 118 /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 5570 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3829 394 282 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2986 903 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
4766 2766 11150 758 KIXS-AS-KR Korea Telecom, KR
9829 2731 1499 539 BSNL-NIB National Internet Backbone, IN
9808 2212 8698 33 CMNET-GD Guangdong Mobile Communication
4755 2078 421 222 TATACOMM-AS TATA Communications formerl
45899 1985 1392 108 VNPT-AS-VN VNPT Corp, VN
7552 1604 1101 55 VIETEL-AS-AP Viettel Corporation, VN
9583 1576 121 542 SIFY-AS-IN Sify Limited, IN
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 4015 2969 154 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3337 1333 80 SHAW - Shaw Communications Inc., CA
18566 2181 405 109 MEGAPATH5-US - MegaPath Corporation, US
6389 2069 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 2007 2159 405 CHARTER-NET-HKY-NC - Charter Communicat
209 1820 5067 632 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
16509 1790 3439 574 AMAZON-02 - Amazon.com, Inc., US
30036 1759 323 327 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1692 854 230 ITCDELTA - Earthlink, Inc., US
701 1560 10578 639 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 3338 187 22 ALJAWWALSTC-AS, SA
8551 3220 377 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 2892 1013 2070 AKAMAI-ASN1, US
9121 2360 1691 17 TTNET, TR
34984 2011 328 385 TELLCOM-AS, TR
13188 1596 99 56 TRIOLAN, UA
12479 1593 1044 52 UNI2-AS, ES
12389 1487 1362 612 ROSTELECOM-AS, RU
9198 1325 352 25 KAZTELECOM-AS, KZ
6849 1225 355 21 UKRTELNET, UA
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 3542 546 145 Telmex Colombia S.A., CO
8151 2515 3396 562 Uninet S.A. de C.V., MX
11830 2085 369 58 Instituto Costarricense de Electricidad
7303 1564 1008 251 Telecom Argentina S.A., AR
6503 1539 437 53 Axtel, S.A.B. de C.V., MX
6147 1166 377 27 Telefonica del Peru S.A.A., PE
3816 1018 496 183 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
28573 1011 2286 170 CLARO S.A., BR
11172 920 126 80 Alestra, S. de R.L. de C.V., MX
18881 893 1052 23 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 1214 398 48 LINKdotNET-AS, EG
36903 713 358 123 MT-MPLS, MA
37611 705 67 7 Afrihost, ZA
36992 626 1375 26 ETISALAT-MISR, EG
24835 495 722 14 RAYA-AS, EG
29571 419 36 10 CITelecom-AS, CI
37492 406 319 74 ORANGE-, TN
8452 399 1730 17 TE-AS TE-AS, EG
15399 352 35 7 WANANCHI-, KE
2018 290 327 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 5570 4190 74 ERX-CERNET-BKB China Education and Rese
22773 4015 2969 154 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
7545 3829 394 282 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3542 546 145 Telmex Colombia S.A., CO
39891 3338 187 22 ALJAWWALSTC-AS, SA
6327 3337 1333 80 SHAW - Shaw Communications Inc., CA
8551 3220 377 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
17974 2986 903 73 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2892 1013 2070 AKAMAI-ASN1, US
4766 2766 11150 758 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 4015 3861 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7545 3829 3547 TPG-INTERNET-AP TPG Telecom Limited, AU
10620 3542 3397 Telmex Colombia S.A., CO
39891 3338 3316 ALJAWWALSTC-AS, SA
6327 3337 3257 SHAW - Shaw Communications Inc., CA
8551 3220 3179 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
17974 2986 2913 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I
9121 2360 2343 TTNET, TR
9829 2731 2192 BSNL-NIB National Internet Backbone, IN
9808 2212 2179 CMNET-GD Guangdong Mobile Communication Co.Ltd.
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
65001 PRIVATE 46.237.32.0/20 13118 ASN-YARTELECOM PJSC Rostelecom
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
36.255.248.0/24 64091 UNKNOWN
36.255.250.0/24 64091 UNKNOWN
41.76.232.0/21 203496 AB-TELECOM, RU
41.77.248.0/21 203496 AB-TELECOM, RU
41.78.12.0/23 203496 AB-TELECOM, RU
41.78.180.0/23 37265 -Reserved AS-, ZZ
41.242.132.0/23 203496 AB-TELECOM, RU
43.224.140.0/24 38197 SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited -
43.224.141.0/24 38197 SUNHK-DATA-AS-AP Sun Network (Hong Kong) Limited -
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 /9:13 /10:36 /11:104 /12:280
/13:545 /14:1043 /15:1843 /16:13478 /17:7580 /18:13427
/19:24714 /20:38517 /21:41212 /22:76559 /23:63714 /24:362669
/25:840 /26:615 /27:625 /28:41 /29:25 /30:24
/31:1 /32:29
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 3168 4015 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
6327 3131 3337 SHAW - Shaw Communications Inc., CA
39891 2898 3338 ALJAWWALSTC-AS, SA
8551 2682 3220 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
18566 2074 2181 MEGAPATH5-US - MegaPath Corporation, US
9121 1678 2360 TTNET, TR
30036 1560 1759 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi
11830 1474 2085 Instituto Costarricense de Electricidad y Telec
10620 1464 3542 Telmex Colombia S.A., CO
6389 1375 2069 BELLSOUTH-NET-BLK - BellSouth.net Inc., US
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1606 2:827 4:27 5:2419 6:34 8:1089
12:1832 13:117 14:1789 15:26 16:2 17:121
18:120 20:54 23:2265 24:1853 25:2 27:2412
31:1923 32:89 33:8 35:20 36:398 37:2580
38:1343 39:44 40:97 41:3069 42:469 43:1924
44:71 45:2599 46:2735 47:117 49:1195 50:983
51:18 52:809 54:361 55:6 56:4 57:41
58:1574 59:1041 60:387 61:1935 62:1532 63:1921
64:4579 65:2199 66:4540 67:2257 68:1227 69:3361
70:1316 71:583 72:2189 74:2671 75:384 76:430
77:1491 78:1605 79:2045 80:1389 81:1411 82:986
83:721 84:864 85:1781 86:481 87:1161 88:791
89:2082 90:169 91:6156 92:1010 93:2382 94:2342
95:2806 96:608 97:360 98:997 99:90 100:157
101:1258 103:14651 104:2863 105:182 106:499 107:1634
108:814 109:3432 110:1339 111:1742 112:1174 113:1229
114:1041 115:1787 116:1782 117:1731 118:2159 119:1584
120:1007 121:1100 122:2261 123:1789 124:1531 125:1901
128:752 129:633 130:441 131:1384 132:524 133:190
134:622 135:223 136:455 137:442 138:1928 139:477
140:375 141:567 142:743 143:941 144:776 145:177
146:1043 147:664 148:1427 149:568 150:713 151:960
152:794 153:296 154:812 155:743 156:582 157:610
158:448 159:1449 160:647 161:752 162:2490 163:526
164:787 165:1200 166:377 167:1254 168:2641 169:781
170:3234 171:325 172:980 173:1866 174:830 175:736
176:1836 177:4080 178:2492 179:1159 180:2205 181:1856
182:2337 183:987 184:865 185:9595 186:3174 187:2220
188:2628 189:1790 190:8097 191:1308 192:9376 193:5794
194:4652 195:3848 196:2112 197:1280 198:5515 199:5885
200:7362 201:4310 202:10371 203:9878 204:4480 205:2788
206:3010 207:3146 208:4019 209:3968 210:3951 211:2133
212:2820 213:2506 214:878 215:65 216:5715 217:2080
218:835 219:607 220:1655 221:910 222:759 223:1148
End of report
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