[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Nov 11 18:01:45 UTC 2016
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,
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 12 Nov, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 621131
Prefixes after maximum aggregation (per Origin AS): 220098
Deaggregation factor: 2.82
Unique aggregates announced (without unneeded subnets): 300375
Total ASes present in the Internet Routing Table: 55165
Prefixes per ASN: 11.26
Origin-only ASes present in the Internet Routing Table: 36323
Origin ASes announcing only one prefix: 15347
Transit ASes present in the Internet Routing Table: 6538
Transit-only ASes present in the Internet Routing Table: 166
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 36
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 64
Unregistered ASNs in the Routing Table: 19
Number of 32-bit ASNs allocated by the RIRs: 16110
Number of 32-bit ASNs visible in the Routing Table: 12304
Prefixes from 32-bit ASNs in the Routing Table: 49851
Number of bogon 32-bit ASNs visible in the Routing Table: 343
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 430
Number of addresses announced to Internet: 2831675172
Equivalent to 168 /8s, 199 /16s and 239 /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: 98.3
Total number of prefixes smaller than registry allocations: 204046
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 157302
Total APNIC prefixes after maximum aggregation: 42681
APNIC Deaggregation factor: 3.69
Prefixes being announced from the APNIC address blocks: 171205
Unique aggregates announced from the APNIC address blocks: 70250
APNIC Region origin ASes present in the Internet Routing Table: 5174
APNIC Prefixes per ASN: 33.09
APNIC Region origin ASes announcing only one prefix: 1146
APNIC Region transit ASes present in the Internet Routing Table: 947
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2463
Number of APNIC addresses announced to Internet: 759799108
Equivalent to 45 /8s, 73 /16s and 157 /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: 187791
Total ARIN prefixes after maximum aggregation: 88833
ARIN Deaggregation factor: 2.11
Prefixes being announced from the ARIN address blocks: 194070
Unique aggregates announced from the ARIN address blocks: 87887
ARIN Region origin ASes present in the Internet Routing Table: 16152
ARIN Prefixes per ASN: 12.02
ARIN Region origin ASes announcing only one prefix: 5666
ARIN Region transit ASes present in the Internet Routing Table: 1708
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: 1572
Number of ARIN addresses announced to Internet: 1105788576
Equivalent to 65 /8s, 232 /16s and 254 /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: 147975
Total RIPE prefixes after maximum aggregation: 72517
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 158852
Unique aggregates announced from the RIPE address blocks: 97640
RIPE Region origin ASes present in the Internet Routing Table: 18146
RIPE Prefixes per ASN: 8.75
RIPE Region origin ASes announcing only one prefix: 7810
RIPE Region transit ASes present in the Internet Routing Table: 3036
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 5087
Number of RIPE addresses announced to Internet: 708991744
Equivalent to 42 /8s, 66 /16s and 91 /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: 62929
Total LACNIC prefixes after maximum aggregation: 12695
LACNIC Deaggregation factor: 4.96
Prefixes being announced from the LACNIC address blocks: 79161
Unique aggregates announced from the LACNIC address blocks: 37605
LACNIC Region origin ASes present in the Internet Routing Table: 2482
LACNIC Prefixes per ASN: 31.89
LACNIC Region origin ASes announcing only one prefix: 557
LACNIC Region transit ASes present in the Internet Routing Table: 596
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2909
Number of LACNIC addresses announced to Internet: 170859328
Equivalent to 10 /8s, 47 /16s and 27 /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: 15218
Total AfriNIC prefixes after maximum aggregation: 3364
AfriNIC Deaggregation factor: 4.52
Prefixes being announced from the AfriNIC address blocks: 17413
Unique aggregates announced from the AfriNIC address blocks: 6602
AfriNIC Region origin ASes present in the Internet Routing Table: 735
AfriNIC Prefixes per ASN: 23.69
AfriNIC Region origin ASes announcing only one prefix: 168
AfriNIC Region transit ASes present in the Internet Routing Table: 181
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: 273
Number of AfriNIC addresses announced to Internet: 85819392
Equivalent to 5 /8s, 29 /16s and 128 /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 5545 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3599 382 245 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2962 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2708 1500 539 BSNL-NIB National Internet Backbone, IN
4766 2701 11132 741 KIXS-AS-KR Korea Telecom, KR
9808 2225 8698 32 CMNET-GD Guangdong Mobile Communication
4755 2047 428 215 TATACOMM-AS TATA Communications formerl
4808 1750 2290 513 CHINA169-BJ China Unicom Beijing Provin
45899 1634 1240 96 VNPT-AS-VN VNPT Corp, VN
24560 1564 542 229 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 3554 2967 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6327 3145 1333 82 SHAW - Shaw Communications Inc., CA
18566 2197 405 110 MEGAPATH5-US - MegaPath Corporation, US
6389 2095 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
20115 1948 2003 406 CHARTER-NET-HKY-NC - Charter Communicat
30036 1789 340 323 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
209 1730 5067 653 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
6983 1678 848 227 ITCDELTA - Earthlink, Inc., US
701 1605 10642 663 UUNET - MCI Communications Services, In
7018 1484 20476 1050 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 3330 170 16 ALJAWWALSTC-AS , SA
20940 2922 1103 2073 AKAMAI-ASN1 , US
34984 1986 326 371 TELLCOM-AS , TR
13188 1626 99 58 TRIOLAN , UA
12479 1367 1033 54 UNI2-AS , ES
8551 1201 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
6849 1142 355 21 UKRTELNET , UA
8402 1140 544 15 CORBINA-AS OJSC "Vimpelcom", RU
9198 1090 352 25 KAZTELECOM-AS , KZ
12389 952 1134 424 ROSTELECOM-AS , 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 3529 544 167 Telmex Colombia S.A., CO
8151 2287 3367 554 Uninet S.A. de C.V., MX
7303 1527 963 245 Telecom Argentina S.A., AR
6503 1485 437 54 Axtel, S.A.B. de C.V., MX
11830 1353 368 66 Instituto Costarricense de Electricidad
6147 1288 377 27 Telefonica del Peru S.A.A., PE
7738 1024 1882 41 Telemar Norte Leste S.A., BR
28573 1013 2264 169 CLARO S.A., BR
3816 987 474 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
11172 907 126 77 Alestra, S. de R.L. de C.V., MX
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 1190 402 50 LINKdotNET-AS, EG
36903 682 343 139 MT-MPLS, MA
37611 676 67 6 Afrihost, ZA
36992 567 1373 25 ETISALAT-MISR, EG
8452 494 1472 15 TE-AS TE-AS, EG
24835 418 658 16 RAYA-AS, EG
37492 396 288 72 ORANGE-TN, TN
29571 364 37 12 CITelecom-AS, CI
15399 308 35 6 WANANCHI-KE, KE
36974 275 140 11 AFNET-AS, CI
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 5545 4190 74 ERX-CERNET-BKB China Education and Rese
7545 3599 382 245 TPG-INTERNET-AP TPG Telecom Limited, AU
22773 3554 2967 152 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3529 544 167 Telmex Colombia S.A., CO
39891 3330 170 16 ALJAWWALSTC-AS , SA
6327 3145 1333 82 SHAW - Shaw Communications Inc., CA
17974 2962 905 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2922 1103 2073 AKAMAI-ASN1 , US
9829 2708 1500 539 BSNL-NIB National Internet Backbone, IN
4766 2701 11132 741 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 3554 3402 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3529 3362 Telmex Colombia S.A., CO
7545 3599 3354 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3330 3314 ALJAWWALSTC-AS , SA
6327 3145 3063 SHAW - Shaw Communications Inc., CA
17974 2962 2891 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9808 2225 2193 CMNET-GD Guangdong Mobile Communication
9829 2708 2169 BSNL-NIB National Internet Backbone, IN
18566 2197 2087 MEGAPATH5-US - MegaPath Corporation, US
6389 2095 2056 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
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
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
64855 PRIVATE 41.220.200.0/21 36945 mcelISP, MZ
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
14.128.12.0/22 55763 UNKNOWN
14.128.12.0/24 55763 UNKNOWN
14.128.13.0/24 55763 UNKNOWN
14.128.15.0/24 55763 UNKNOWN
27.100.7.0/24 56096 UNKNOWN
27.110.192.0/22 45664 UNKNOWN
27.110.196.0/22 45664 UNKNOWN
27.110.200.0/22 45664 UNKNOWN
27.110.204.0/22 45664 UNKNOWN
27.110.224.0/22 45664 UNKNOWN
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 /11:102 /12:274
/13:522 /14:1050 /15:1789 /16:13153 /17:7864 /18:13076
/19:25497 /20:38454 /21:40665 /22:72015 /23:60478 /24:344876
/25:457 /26:357 /27:299 /28:59 /29:34 /30:12
/31:1 /32:32
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6327 2942 3145 SHAW - Shaw Communications Inc., CA
39891 2896 3330 ALJAWWALSTC-AS , SA
22773 2765 3554 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2089 2197 MEGAPATH5-US - MegaPath Corporation, US
30036 1603 1789 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
10620 1443 3529 Telmex Colombia S.A., CO
6389 1393 2095 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
13188 1364 1626 TRIOLAN , UA
6983 1324 1678 ITCDELTA - Earthlink, Inc., US
34984 1275 1986 TELLCOM-AS , TR
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1552 2:817 4:23 5:2238 6:32 8:999
12:1803 13:53 14:1754 15:46 16:2 17:102
18:126 20:48 23:1918 24:1819 27:2356 31:1792
32:83 33:4 35:3 36:349 37:2414 38:1310
39:39 40:102 41:2937 42:451 43:1891 44:47
45:2251 46:2551 47:104 49:1175 50:938 51:15
52:563 53:2 54:350 55:6 56:4 57:40
58:1591 59:997 60:378 61:1840 62:1464 63:1928
64:4585 65:2176 66:4340 67:2258 68:1142 69:3288
70:1288 71:562 72:2064 74:2589 75:405 76:414
77:1436 78:1326 79:914 80:1322 81:1391 82:980
83:712 84:867 85:1584 86:481 87:1124 88:566
89:2040 90:196 91:6124 92:957 93:2370 94:2411
95:2554 96:575 97:344 98:943 99:91 100:147
101:1180 103:12771 104:2582 105:147 106:465 107:1434
108:786 109:2485 110:1278 111:1606 112:1135 113:1150
114:1102 115:1694 116:1682 117:1562 118:2096 119:1574
120:952 121:1088 122:2282 123:2041 124:1587 125:1839
128:690 129:470 130:417 131:1362 132:619 133:175
134:510 135:202 136:394 137:389 138:1796 139:439
140:623 141:462 142:692 143:913 144:711 145:170
146:952 147:665 148:1382 149:554 150:665 151:906
152:684 153:306 154:687 155:943 156:537 157:555
158:434 159:1314 160:562 161:711 162:2426 163:544
164:777 165:1128 166:351 167:1197 168:2342 169:674
170:2276 171:257 172:814 173:1827 174:769 175:710
176:1727 177:4096 178:2378 179:1164 180:2160 181:1896
182:2107 183:1018 184:840 185:7948 186:3177 187:2160
188:2260 189:1798 190:7904 191:1300 192:9129 193:5748
194:4530 195:3850 196:1841 197:1249 198:5619 199:5826
200:7130 201:3720 202:10126 203:9834 204:4503 205:2748
206:3017 207:3114 208:3976 209:3875 210:3895 211:2048
212:2744 213:2422 214:840 215:67 216:5742 217:1982
218:813 219:597 220:1651 221:876 222:712 223:1345
End of report
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