[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jul 15 18:01:41 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, PaNOG, 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 16 Jul, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 604283
Prefixes after maximum aggregation (per Origin AS): 218714
Deaggregation factor: 2.76
Unique aggregates announced (without unneeded subnets): 294430
Total ASes present in the Internet Routing Table: 54306
Prefixes per ASN: 11.13
Origin-only ASes present in the Internet Routing Table: 36527
Origin ASes announcing only one prefix: 15528
Transit ASes present in the Internet Routing Table: 6435
Transit-only ASes present in the Internet Routing Table: 161
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 54
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 56
Unregistered ASNs in the Routing Table: 12
Number of 32-bit ASNs allocated by the RIRs: 14649
Number of 32-bit ASNs visible in the Routing Table: 11344
Prefixes from 32-bit ASNs in the Routing Table: 44758
Number of bogon 32-bit ASNs visible in the Routing Table: 11
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 388
Number of addresses announced to Internet: 2821308388
Equivalent to 168 /8s, 41 /16s and 191 /24s
Percentage of available address space announced: 76.2
Percentage of allocated address space announced: 76.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.2
Total number of prefixes smaller than registry allocations: 196731
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 155939
Total APNIC prefixes after maximum aggregation: 42673
APNIC Deaggregation factor: 3.65
Prefixes being announced from the APNIC address blocks: 168048
Unique aggregates announced from the APNIC address blocks: 68014
APNIC Region origin ASes present in the Internet Routing Table: 5196
APNIC Prefixes per ASN: 32.34
APNIC Region origin ASes announcing only one prefix: 1179
APNIC Region transit ASes present in the Internet Routing Table: 934
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 54
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2225
Number of APNIC addresses announced to Internet: 759067716
Equivalent to 45 /8s, 62 /16s and 116 /24s
Percentage of available APNIC address space announced: 88.7
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: 182913
Total ARIN prefixes after maximum aggregation: 89387
ARIN Deaggregation factor: 2.05
Prefixes being announced from the ARIN address blocks: 188573
Unique aggregates announced from the ARIN address blocks: 88343
ARIN Region origin ASes present in the Internet Routing Table: 16302
ARIN Prefixes per ASN: 11.57
ARIN Region origin ASes announcing only one prefix: 5786
ARIN Region transit ASes present in the Internet Routing Table: 1699
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: 1327
Number of ARIN addresses announced to Internet: 1105487328
Equivalent to 65 /8s, 228 /16s and 101 /24s
Percentage of available ARIN address space announced: 58.5
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: 144900
Total RIPE prefixes after maximum aggregation: 71186
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 154555
Unique aggregates announced from the RIPE address blocks: 94995
RIPE Region origin ASes present in the Internet Routing Table: 18083
RIPE Prefixes per ASN: 8.55
RIPE Region origin ASes announcing only one prefix: 7822
RIPE Region transit ASes present in the Internet Routing Table: 2992
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 4922
Number of RIPE addresses announced to Internet: 705542272
Equivalent to 42 /8s, 13 /16s and 184 /24s
Percentage of available RIPE address space announced: 102.6
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, 196608-204287
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: 61513
Total LACNIC prefixes after maximum aggregation: 12272
LACNIC Deaggregation factor: 5.01
Prefixes being announced from the LACNIC address blocks: 76566
Unique aggregates announced from the LACNIC address blocks: 36665
LACNIC Region origin ASes present in the Internet Routing Table: 2476
LACNIC Prefixes per ASN: 30.92
LACNIC Region origin ASes announcing only one prefix: 562
LACNIC Region transit ASes present in the Internet Routing Table: 564
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2632
Number of LACNIC addresses announced to Internet: 170025536
Equivalent to 10 /8s, 34 /16s and 98 /24s
Percentage of available LACNIC address space announced: 101.3
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-265628 + 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: 14203
Total AfriNIC prefixes after maximum aggregation: 3186
AfriNIC Deaggregation factor: 4.46
Prefixes being announced from the AfriNIC address blocks: 16153
Unique aggregates announced from the AfriNIC address blocks: 6053
AfriNIC Region origin ASes present in the Internet Routing Table: 737
AfriNIC Prefixes per ASN: 21.92
AfriNIC Region origin ASes announcing only one prefix: 179
AfriNIC Region transit ASes present in the Internet Routing Table: 177
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 19
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 238
Number of AfriNIC addresses announced to Internet: 80838912
Equivalent to 4 /8s, 209 /16s and 129 /24s
Percentage of available AfriNIC address space announced: 80.3
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 5556 4191 75 ERX-CERNET-BKB China Education and Rese
7545 3415 384 254 TPG-INTERNET-AP TPG Telecom Limited, AU
4766 3179 11144 1130 KIXS-AS-KR Korea Telecom, KR
17974 2937 907 82 TELKOMNET-AS2-AP PT Telekomunikasi Indo
9829 2560 1485 515 BSNL-NIB National Internet Backbone, IN
1659 2492 1466 38 ERX-TANET-ASN1 Taiwan Academic Network
9808 2153 8761 40 CMNET-GD Guangdong Mobile Communication
4755 2079 431 239 TATACOMM-AS TATA Communications formerl
4808 1716 2317 556 CHINA169-BJ China Unicom Beijing Provin
38197 1494 93 274 SUNHK-DATA-AS-AP Sun Network (Hong Kong
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 3483 2965 144 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
6389 2225 3671 41 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
18566 2197 405 110 MEGAPATH5-US - MegaPath Corporation, US
20115 1928 1951 408 CHARTER-NET-HKY-NC - Charter Communicat
209 1713 5103 656 CENTURYLINK-US-LEGACY-QWEST - Qwest Com
30036 1689 339 438 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6983 1687 849 228 ITCDELTA - Earthlink, Inc., US
7018 1346 20075 1000 ATT-INTERNET4 - AT&T Services, Inc., US
11492 1336 236 550 CABLEONE - CABLE ONE, INC., US
16509 1333 2475 422 AMAZON-02 - Amazon.com, 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 3329 169 15 ALJAWWALSTC-AS , SA
20940 2715 1053 1923 AKAMAI-ASN1 , US
34984 1974 327 358 TELLCOM-AS , TR
8551 1279 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12479 1277 1002 45 UNI2-AS , ES
6849 1148 355 21 UKRTELNET , UA
13188 1090 98 65 BANKINFORM-AS , UA
8402 1041 544 15 CORBINA-AS Russia, RU
31148 1017 47 44 FREENET-AS , UA
6830 888 2752 462 LGI-UPC formerly known as UPC Broadband
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 3479 543 124 Telmex Colombia S.A., CO
8151 2274 3365 560 Uninet S.A. de C.V., MX
7303 1531 949 240 Telecom Argentina S.A., AR
11830 1489 369 66 Instituto Costarricense de Electricidad
6503 1364 437 54 Axtel, S.A.B. de C.V., MX
6147 1106 377 27 Telefonica del Peru S.A.A., PE
3816 1001 477 179 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
7738 994 1882 40 Telemar Norte Leste S.A., BR
11172 907 125 76 Alestra, S. de R.L. de C.V., MX
28573 877 2178 159 CLARO 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 1228 402 48 LINKdotNET-AS, EG
36903 656 330 109 MT-MPLS, MA
37611 646 48 2 Afrihost, ZA
36992 541 1357 26 ETISALAT-MISR, EG
8452 505 1472 15 TE-AS TE-AS, EG
37492 378 234 68 ORANGE-TN, TN
24835 329 594 15 RAYA-AS, EG
29571 299 37 12 CITelecom-AS, CI
2018 257 327 74 TENET-1, ZA
36947 225 855 15 ALGTEL-AS, DZ
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 5556 4191 75 ERX-CERNET-BKB China Education and Rese
22773 3483 2965 144 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
10620 3479 543 124 Telmex Colombia S.A., CO
7545 3415 384 254 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 3329 169 15 ALJAWWALSTC-AS , SA
4766 3179 11144 1130 KIXS-AS-KR Korea Telecom, KR
17974 2937 907 82 TELKOMNET-AS2-AP PT Telekomunikasi Indo
20940 2715 1053 1923 AKAMAI-ASN1 , US
9829 2560 1485 515 BSNL-NIB National Internet Backbone, IN
1659 2492 1466 38 ERX-TANET-ASN1 Taiwan Academic Network
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
10620 3479 3355 Telmex Colombia S.A., CO
22773 3483 3339 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
39891 3329 3314 ALJAWWALSTC-AS , SA
7545 3415 3161 TPG-INTERNET-AP TPG Telecom Limited, AU
17974 2937 2855 TELKOMNET-AS2-AP PT Telekomunikasi Indo
1659 2492 2454 ERX-TANET-ASN1 Taiwan Academic Network
6389 2225 2184 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
9808 2153 2113 CMNET-GD Guangdong Mobile Communication
18566 2197 2087 MEGAPATH5-US - MegaPath Corporation, US
4766 3179 2049 KIXS-AS-KR Korea Telecom, KR
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
65001 PRIVATE 46.237.32.0/20 13118 ASN-YARTELECOM Verhnevolzhsky
64502 RESERVED 92.38.215.0/24 12695 DINET-AS , RU
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.249.144.0/20 40430 COLO4JAX-AS - colo4jax, LLC, US
27.100.7.0/24 56096 UNKNOWN
41.73.1.0/24 37004 -Reserved AS-, ZZ
41.73.2.0/24 37004 -Reserved AS-, ZZ
41.73.3.0/24 37004 -Reserved AS-, ZZ
41.73.4.0/24 37004 -Reserved AS-, ZZ
41.73.5.0/24 37004 -Reserved AS-, ZZ
41.73.6.0/24 37004 -Reserved AS-, ZZ
41.73.7.0/24 37004 -Reserved AS-, ZZ
41.73.8.0/24 37004 -Reserved AS-, ZZ
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 /11:101 /12:266
/13:518 /14:1049 /15:1772 /16:13165 /17:7812 /18:12757
/19:25309 /20:38237 /21:40145 /22:66925 /23:58566 /24:335940
/25:562 /26:587 /27:377 /28:49 /29:32 /30:16
/31:1 /32:32
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2896 3329 ALJAWWALSTC-AS , SA
22773 2717 3483 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi
18566 2089 2197 MEGAPATH5-US - MegaPath Corporation, US
30036 1503 1689 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom
6389 1440 2225 BELLSOUTH-NET-BLK - BellSouth.net Inc.,
10620 1383 3479 Telmex Colombia S.A., CO
6983 1339 1687 ITCDELTA - Earthlink, Inc., US
34984 1257 1974 TELLCOM-AS , TR
11492 1236 1336 CABLEONE - CABLE ONE, INC., US
6849 968 1148 UKRTELNET , UA
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1577 2:728 4:21 5:2139 6:31 8:972
12:1777 13:41 14:1721 15:45 16:2 17:84
18:112 20:49 22:1 23:1690 24:1783 27:2282
31:1787 32:67 33:3 34:2 35:5 36:304
37:2267 38:1233 39:35 40:94 41:2740 42:444
43:1809 44:43 45:2095 46:2520 47:83 49:1158
50:892 51:20 52:515 54:338 55:9 56:7
57:42 58:1595 59:937 60:351 61:1832 62:1486
63:1931 64:4519 65:2176 66:4279 67:2217 68:1120
69:3286 70:1254 71:483 72:2026 74:2547 75:343
76:378 77:1429 78:1266 79:877 80:1249 81:1378
82:967 83:719 84:852 85:1599 86:483 87:1097
88:552 89:2020 90:189 91:6068 92:957 93:2381
94:2408 95:2472 96:522 97:372 98:948 99:41
100:75 101:1067 103:11555 104:2510 105:127 106:433
107:1392 108:662 109:2233 110:1277 111:1634 112:1022
113:1120 114:1080 115:1654 116:1610 117:1526 118:1980
119:1602 120:1268 121:1168 122:2185 123:2037 124:1582
125:1726 128:698 129:422 130:410 131:1343 132:597
133:175 134:467 135:135 136:379 137:394 138:1751
139:296 140:712 141:453 142:648 143:919 144:711
145:184 146:889 147:648 148:1362 149:533 150:653
151:1020 152:636 153:302 154:651 155:956 156:513
157:488 158:417 159:1141 160:505 161:726 162:2343
163:921 164:890 165:1055 166:314 167:1158 168:1969
169:670 170:1775 171:262 172:595 173:1641 174:755
175:721 176:1728 177:4056 178:2213 179:1134 180:2081
181:1814 182:1954 183:980 184:834 185:6927 186:2994
187:2069 188:2174 189:1725 190:7846 191:1262 192:9045
193:5723 194:4451 195:3830 196:1706 197:1048 198:5544
199:5747 200:7043 201:3752 202:10046 203:10041 204:4507
205:2728 206:2994 207:3103 208:4089 209:3881 210:4256
211:2039 212:2725 213:2302 214:870 215:70 216:5857
217:1984 218:801 219:623 220:1634 221:862 222:678
223:1269
End of report
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