[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jan 31 18:15:39 UTC 2014
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, LacNOG,
TRNOG, CaribNOG and the RIPE Routing Working Group.
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 01 Feb, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 480599
Prefixes after maximum aggregation: 191158
Deaggregation factor: 2.51
Unique aggregates announced to Internet: 238143
Total ASes present in the Internet Routing Table: 46049
Prefixes per ASN: 10.44
Origin-only ASes present in the Internet Routing Table: 35565
Origin ASes announcing only one prefix: 16380
Transit ASes present in the Internet Routing Table: 6011
Transit-only ASes present in the Internet Routing Table: 168
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 53
Max AS path prepend of ASN ( 50404) 51
Prefixes from unregistered ASNs in the Routing Table: 1925
Unregistered ASNs in the Routing Table: 498
Number of 32-bit ASNs allocated by the RIRs: 5868
Number of 32-bit ASNs visible in the Routing Table: 4473
Prefixes from 32-bit ASNs in the Routing Table: 14209
Number of bogon 32-bit ASNs visible in the Routing Table: 12
Special use prefixes present in the Routing Table: 12
Prefixes being announced from unallocated address space: 451
Number of addresses announced to Internet: 2666406948
Equivalent to 158 /8s, 238 /16s and 36 /24s
Percentage of available address space announced: 72.0
Percentage of allocated address space announced: 72.0
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.7
Total number of prefixes smaller than registry allocations: 167446
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 114261
Total APNIC prefixes after maximum aggregation: 34379
APNIC Deaggregation factor: 3.32
Prefixes being announced from the APNIC address blocks: 116741
Unique aggregates announced from the APNIC address blocks: 49004
APNIC Region origin ASes present in the Internet Routing Table: 4887
APNIC Prefixes per ASN: 23.89
APNIC Region origin ASes announcing only one prefix: 1222
APNIC Region transit ASes present in the Internet Routing Table: 843
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 817
Number of APNIC addresses announced to Internet: 730362496
Equivalent to 43 /8s, 136 /16s and 114 /24s
Percentage of available APNIC address space announced: 85.4
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-63999, 131072-133631
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: 164828
Total ARIN prefixes after maximum aggregation: 82581
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 166122
Unique aggregates announced from the ARIN address blocks: 77099
ARIN Region origin ASes present in the Internet Routing Table: 16105
ARIN Prefixes per ASN: 10.31
ARIN Region origin ASes announcing only one prefix: 6084
ARIN Region transit ASes present in the Internet Routing Table: 1678
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 21
Number of ARIN region 32-bit ASNs visible in the Routing Table: 60
Number of ARIN addresses announced to Internet: 1077860096
Equivalent to 64 /8s, 62 /16s and 215 /24s
Percentage of available ARIN address space announced: 57.0
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, 393216-394239
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: 121242
Total RIPE prefixes after maximum aggregation: 61587
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 125111
Unique aggregates announced from the RIPE address blocks: 79912
RIPE Region origin ASes present in the Internet Routing Table: 17629
RIPE Prefixes per ASN: 7.10
RIPE Region origin ASes announcing only one prefix: 8328
RIPE Region transit ASes present in the Internet Routing Table: 2852
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 53
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2602
Number of RIPE addresses announced to Internet: 656540036
Equivalent to 39 /8s, 34 /16s and 1 /24s
Percentage of available RIPE address space announced: 95.4
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, 196608-200191
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: 53911
Total LACNIC prefixes after maximum aggregation: 9944
LACNIC Deaggregation factor: 5.42
Prefixes being announced from the LACNIC address blocks: 59451
Unique aggregates announced from the LACNIC address blocks: 27614
LACNIC Region origin ASes present in the Internet Routing Table: 2061
LACNIC Prefixes per ASN: 28.85
LACNIC Region origin ASes announcing only one prefix: 545
LACNIC Region transit ASes present in the Internet Routing Table: 408
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 32
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 985
Number of LACNIC addresses announced to Internet: 148746272
Equivalent to 8 /8s, 221 /16s and 176 /24s
Percentage of available LACNIC address space announced: 88.7
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 262144-263679 plus 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: 11973
Total AfriNIC prefixes after maximum aggregation: 2627
AfriNIC Deaggregation factor: 4.56
Prefixes being announced from the AfriNIC address blocks: 12723
Unique aggregates announced from the AfriNIC address blocks: 4137
AfriNIC Region origin ASes present in the Internet Routing Table: 698
AfriNIC Prefixes per ASN: 18.23
AfriNIC Region origin ASes announcing only one prefix: 201
AfriNIC Region transit ASes present in the Internet Routing Table: 151
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 9
Number of AfriNIC addresses announced to Internet: 50338048
Equivalent to 3 /8s, 0 /16s and 25 /24s
Percentage of available AfriNIC address space announced: 50.0
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
4766 2955 11559 949 Korea Telecom
17974 2742 902 88 PT Telekomunikasi Indonesia
7545 2151 320 116 TPG Telecom Limited
4755 1814 392 193 TATA Communications formerly
9829 1590 1283 39 National Internet Backbone
9583 1301 102 534 Sify Limited
7552 1235 1080 13 Viettel Corporation
9498 1215 309 69 BHARTI Airtel Ltd.
4808 1168 2117 354 CNCGROUP IP network China169
24560 1094 382 167 Bharti Airtel Ltd., Telemedia
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
6389 3026 3688 53 BellSouth.net Inc.
22773 2326 2940 139 Cox Communications Inc.
1785 2156 689 129 PaeTec Communications, Inc.
18566 2048 379 178 MegaPath Corporation
20115 1684 1664 580 Charter Communications
4323 1632 1090 410 tw telecom holdings, inc.
701 1498 11173 768 MCI Communications Services,
30036 1372 296 567 Mediacom Communications Corp
6983 1296 756 581 ITC^Deltacom
7018 1295 18004 844 AT&T Services, Inc.
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
8402 1785 544 16 OJSC "Vimpelcom"
34984 1398 244 227 TELLCOM ILETISIM HIZMETLERI A
20940 1215 453 915 Akamai International B.V.
13188 1046 100 20 TOV "Bank-Inform"
31148 1014 45 21 Freenet Ltd.
6849 862 363 38 JSC "Ukrtelecom"
8551 825 370 41 Bezeq International-Ltd
6830 772 2327 425 Liberty Global Operations B.V
12479 697 797 55 France Telecom Espana SA
35228 553 246 16 Telefonica UK Limited
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
28573 3330 1878 78 NET Serviços de Comunicação S
10620 2712 437 222 Telmex Colombia S.A.
18881 1837 909 21 Global Village Telecom
7303 1745 1165 220 Telecom Argentina S.A.
8151 1375 2882 426 Uninet S.A. de C.V.
11830 869 364 15 Instituto Costarricense de El
6503 866 434 60 Axtel, S.A.B. de C.V.
7738 847 1626 39 Telemar Norte Leste S.A.
27947 837 93 94 Telconet S.A
6147 767 373 27 Telefonica del Peru S.A.A.
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
36998 1810 240 6 Sudanese Mobile Telephone (ZA
24863 912 380 28 Link Egypt (Link.NET)
6713 602 685 28 Office National des Postes et
8452 478 956 9 TE-AS
24835 298 144 9 Vodafone Data
36992 271 783 24 ETISALAT MISR
3741 246 921 208 Internet Solutions
29571 246 21 14 Cote d'Ivoire Telecom
15706 219 32 6 Sudatel (Sudan Telecom Co. Lt
29975 192 668 21 Vodacom
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
28573 3330 1878 78 NET Serviços de Comunicação S
6389 3026 3688 53 BellSouth.net Inc.
4766 2955 11559 949 Korea Telecom
17974 2742 902 88 PT Telekomunikasi Indonesia
10620 2712 437 222 Telmex Colombia S.A.
22773 2326 2940 139 Cox Communications Inc.
1785 2156 689 129 PaeTec Communications, Inc.
7545 2151 320 116 TPG Telecom Limited
18566 2048 379 178 MegaPath Corporation
18881 1837 909 21 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3026 2973 BellSouth.net Inc.
17974 2742 2654 PT Telekomunikasi Indonesia
10620 2712 2490 Telmex Colombia S.A.
22773 2326 2187 Cox Communications Inc.
7545 2151 2035 TPG Telecom Limited
1785 2156 2027 PaeTec Communications, Inc.
4766 2955 2006 Korea Telecom
18566 2048 1870 MegaPath Corporation
18881 1837 1816 Global Village Telecom
36998 1810 1804 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.192.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.196.0/22 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.200.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.202.0/23 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications
20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio
20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.122.0/24 12180 Internap Network Ser
46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.88.0.0/16 6697 Republican Unitary Telecommun
100.89.0.0/16 6697 Republican Unitary Telecommun
100.90.0.0/16 6697 Republican Unitary Telecommun
100.91.0.0/16 6697 Republican Unitary Telecommun
100.92.0.0/16 6697 Republican Unitary Telecommun
100.93.0.0/16 6697 Republican Unitary Telecommun
100.94.0.0/16 6697 Republican Unitary Telecommun
100.95.0.0/16 6697 Republican Unitary Telecommun
100.104.0.0/13 6697 Republican Unitary Telecommun
100.112.0.0/13 6697 Republican Unitary Telecommun
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 >>UNKNOWN<<
41.73.1.0/24 37004 Suburban Telecom
41.73.2.0/24 37004 Suburban Telecom
41.73.10.0/24 37004 Suburban Telecom
41.73.11.0/24 37004 Suburban Telecom
41.73.12.0/24 37004 Suburban Telecom
41.73.13.0/24 37004 Suburban Telecom
41.73.15.0/24 37004 Suburban Telecom
41.73.16.0/24 37004 Suburban Telecom
41.73.18.0/24 37004 Suburban Telecom
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 /10:30 /11:92 /12:253
/13:477 /14:945 /15:1652 /16:12897 /17:6812 /18:11503
/19:23726 /20:33431 /21:36070 /22:51224 /23:44601 /24:254651
/25:791 /26:940 /27:428 /28:12 /29:16 /30:8
/31:0 /32:11
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2003 2048 MegaPath Corporation
36998 1771 1810 Sudanese Mobile Telephone (ZA
6389 1697 3026 BellSouth.net Inc.
22773 1570 2326 Cox Communications Inc.
8402 1466 1785 OJSC "Vimpelcom"
30036 1212 1372 Mediacom Communications Corp
11492 1162 1199 CABLE ONE, INC.
1785 1161 2156 PaeTec Communications, Inc.
6983 1037 1296 ITC^Deltacom
22561 971 1251 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:945 2:788 3:3 4:16 5:886 6:21
8:649 12:1860 13:3 14:923 15:9 16:3
17:24 18:19 20:36 23:667 24:1725 27:1733
31:1536 32:44 33:2 34:5 36:118 37:1884
38:922 39:4 40:189 41:3266 42:244 44:14
46:2153 47:12 49:664 50:898 52:12 54:44
55:6 56:3 57:26 58:1142 59:590 60:370
61:1512 62:1205 63:1958 64:4382 65:2301 66:4152
67:2037 68:1025 69:3294 70:881 71:471 72:2013
74:2657 75:313 76:307 77:1145 78:1010 79:694
80:1311 81:1100 82:674 83:744 84:724 85:1262
86:467 87:1028 88:521 89:1730 90:146 91:5725
92:672 93:1643 94:2075 95:1482 96:536 97:351
98:1072 99:39 100:32 101:759 103:4094 105:535
106:143 107:418 108:537 109:2060 110:987 111:1231
112:615 113:819 114:778 115:1080 116:1024 117:831
118:1243 119:1305 120:323 121:784 122:1915 123:1260
124:1394 125:1445 128:633 129:240 130:360 131:661
132:351 133:156 134:319 135:73 136:280 137:297
138:350 139:153 140:205 141:355 142:551 143:418
144:501 145:99 146:595 147:415 148:781 149:343
150:151 151:528 152:420 153:208 154:82 155:518
156:317 157:420 158:293 159:843 160:355 161:466
162:1076 163:222 164:672 165:593 166:274 167:643
168:1045 169:124 170:1172 171:196 172:13 173:1621
174:697 175:568 176:1417 177:2661 178:1962 179:412
180:1621 181:958 182:1420 183:495 184:638 185:1219
186:2776 187:1443 188:2010 189:1269 190:7397 191:40
192:7090 193:5447 194:4003 195:3368 196:1356 197:1092
198:4868 199:5539 200:5972 201:2508 202:9030 203:8911
204:4501 205:2657 206:2942 207:2820 208:3971 209:3658
210:3104 211:1641 212:2222 213:1983 214:876 215:84
216:5491 217:1687 218:604 219:323 220:1270 221:593
222:334 223:586
End of report
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