[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Aug 15 18:10:52 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 16 Aug, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 507509
Prefixes after maximum aggregation: 196575
Deaggregation factor: 2.58
Unique aggregates announced to Internet: 249334
Total ASes present in the Internet Routing Table: 47477
Prefixes per ASN: 10.69
Origin-only ASes present in the Internet Routing Table: 36058
Origin ASes announcing only one prefix: 16386
Transit ASes present in the Internet Routing Table: 6134
Transit-only ASes present in the Internet Routing Table: 175
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: 1779
Unregistered ASNs in the Routing Table: 470
Number of 32-bit ASNs allocated by the RIRs: 7204
Number of 32-bit ASNs visible in the Routing Table: 5285
Prefixes from 32-bit ASNs in the Routing Table: 19068
Number of bogon 32-bit ASNs visible in the Routing Table: 535
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 417
Number of addresses announced to Internet: 2711918852
Equivalent to 161 /8s, 164 /16s and 153 /24s
Percentage of available address space announced: 73.3
Percentage of allocated address space announced: 73.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.8
Total number of prefixes smaller than registry allocations: 174269
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 123030
Total APNIC prefixes after maximum aggregation: 35904
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 126507
Unique aggregates announced from the APNIC address blocks: 52010
APNIC Region origin ASes present in the Internet Routing Table: 4971
APNIC Prefixes per ASN: 25.45
APNIC Region origin ASes announcing only one prefix: 1229
APNIC Region transit ASes present in the Internet Routing Table: 873
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1050
Number of APNIC addresses announced to Internet: 734277248
Equivalent to 43 /8s, 196 /16s and 46 /24s
Percentage of available APNIC address space announced: 85.8
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: 170844
Total ARIN prefixes after maximum aggregation: 84598
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 172712
Unique aggregates announced from the ARIN address blocks: 80555
ARIN Region origin ASes present in the Internet Routing Table: 16362
ARIN Prefixes per ASN: 10.56
ARIN Region origin ASes announcing only one prefix: 6125
ARIN Region transit ASes present in the Internet Routing Table: 1698
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 171
Number of ARIN addresses announced to Internet: 1091945216
Equivalent to 65 /8s, 21 /16s and 195 /24s
Percentage of available ARIN address space announced: 57.8
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: 124601
Total RIPE prefixes after maximum aggregation: 62933
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 129392
Unique aggregates announced from the RIPE address blocks: 81997
RIPE Region origin ASes present in the Internet Routing Table: 17702
RIPE Prefixes per ASN: 7.31
RIPE Region origin ASes announcing only one prefix: 8235
RIPE Region transit ASes present in the Internet Routing Table: 2874
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: 2729
Number of RIPE addresses announced to Internet: 658888580
Equivalent to 39 /8s, 69 /16s and 215 /24s
Percentage of available RIPE address space announced: 95.8
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, 196608-202239
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: 58825
Total LACNIC prefixes after maximum aggregation: 10369
LACNIC Deaggregation factor: 5.67
Prefixes being announced from the LACNIC address blocks: 66665
Unique aggregates announced from the LACNIC address blocks: 29888
LACNIC Region origin ASes present in the Internet Routing Table: 2223
LACNIC Prefixes per ASN: 29.99
LACNIC Region origin ASes announcing only one prefix: 581
LACNIC Region transit ASes present in the Internet Routing Table: 450
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1286
Number of LACNIC addresses announced to Internet: 167946496
Equivalent to 10 /8s, 2 /16s and 169 /24s
Percentage of available LACNIC address space announced: 100.1
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: 11052
Total AfriNIC prefixes after maximum aggregation: 2733
AfriNIC Deaggregation factor: 4.04
Prefixes being announced from the AfriNIC address blocks: 11816
Unique aggregates announced from the AfriNIC address blocks: 4540
AfriNIC Region origin ASes present in the Internet Routing Table: 733
AfriNIC Prefixes per ASN: 16.12
AfriNIC Region origin ASes announcing only one prefix: 216
AfriNIC Region transit ASes present in the Internet Routing Table: 162
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: 49
Number of AfriNIC addresses announced to Internet: 58431744
Equivalent to 3 /8s, 123 /16s and 153 /24s
Percentage of available AfriNIC address space announced: 58.0
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 2952 11590 920 Korea Telecom
17974 2812 901 75 PT Telekomunikasi Indonesia
7545 2322 336 120 TPG Telecom Limited
4755 1872 393 200 TATA Communications formerly
9829 1654 1307 32 National Internet Backbone
9583 1315 104 537 Sify Limited
9498 1300 317 93 BHARTI Airtel Ltd.
7552 1238 1098 14 Viettel Corporation
4808 1215 2159 371 CNCGROUP IP network China169
24560 1162 403 189 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
7029 3165 1958 305 Windstream Communications Inc
6389 2938 3688 51 BellSouth.net Inc.
22773 2937 2940 142 Cox Communications Inc.
18566 2047 379 178 MegaPath Corporation
20115 1758 1744 530 Charter Communications
4323 1631 1072 411 tw telecom holdings, inc.
30036 1527 319 580 Mediacom Communications Corp
701 1439 11227 724 MCI Communications Services,
6983 1434 817 313 ITC^Deltacom
22561 1307 407 235 CenturyTel Internet Holdings,
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
34984 1736 298 282 TELLCOM ILETISIM HIZMETLERI A
20940 1460 567 1075 Akamai International B.V.
8402 1289 544 15 OJSC "Vimpelcom"
13188 1049 97 53 TOV "Bank-Inform"
31148 1043 45 21 Freenet Ltd.
8551 988 371 41 Bezeq International-Ltd
6849 790 356 27 JSC "Ukrtelecom"
12479 775 798 58 France Telecom Espana SA
6830 772 2334 427 Liberty Global Operations B.V
9198 605 346 28 JSC Kazakhtelecom
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 3727 2046 108 NET Serviços de Comunicação S
10620 2943 476 228 Telmex Colombia S.A.
18881 2068 1036 22 Global Village Telecom
7303 1770 1179 231 Telecom Argentina S.A.
8151 1448 2988 426 Uninet S.A. de C.V.
6503 1091 434 60 Axtel, S.A.B. de C.V.
6147 1049 374 29 Telefonica del Peru S.A.A.
7738 977 1882 41 Telemar Norte Leste S.A.
27947 898 130 51 Telconet S.A
26615 869 2325 35 Tim Celular S.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
24863 932 280 26 Link Egypt (Link.NET)
6713 669 744 37 Office National des Postes et
8452 593 958 13 TE-AS
24835 307 144 9 Vodafone Data
36992 300 784 26 ETISALAT MISR
3741 249 920 212 Internet Solutions
29571 237 22 17 Cote d'Ivoire Telecom
37054 236 19 6 Data Telecom Service
15706 187 32 6 Sudatel (Sudan Telecom Co. Lt
12258 175 26 72 MWEB CONNECT (PROPRIETARY) LI
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 3727 2046 108 NET Serviços de Comunicação S
7029 3165 1958 305 Windstream Communications Inc
4766 2952 11590 920 Korea Telecom
10620 2943 476 228 Telmex Colombia S.A.
6389 2938 3688 51 BellSouth.net Inc.
22773 2937 2940 142 Cox Communications Inc.
17974 2812 901 75 PT Telekomunikasi Indonesia
7545 2322 336 120 TPG Telecom Limited
18881 2068 1036 22 Global Village Telecom
18566 2047 379 178 MegaPath Corporation
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 2938 2887 BellSouth.net Inc.
7029 3165 2860 Windstream Communications Inc
22773 2937 2795 Cox Communications Inc.
17974 2812 2737 PT Telekomunikasi Indonesia
10620 2943 2715 Telmex Colombia S.A.
7545 2322 2202 TPG Telecom Limited
18881 2068 2046 Global Village Telecom
4766 2952 2032 Korea Telecom
18566 2047 1869 MegaPath Corporation
4755 1872 1672 TATA Communications formerly
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
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
55020 UNALLOCATED 8.30.123.0/24 3356 Level 3 Communicatio
27205 UNALLOCATED 8.38.16.0/21 3356 Level 3 Communicatio
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
33628 UNALLOCATED 12.0.239.0/24 1239 Sprint
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
24.231.96.0/24 21548 MTO Telecom Inc.
27.100.7.0/24 56096 >>UNKNOWN<<
41.70.8.0/21 37098 globe internet limited
41.70.16.0/20 37098 globe internet limited
41.70.40.0/21 37098 globe internet limited
41.70.64.0/21 37098 globe internet limited
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 37004 >>UNKNOWN<<
41.73.10.0/24 37004 >>UNKNOWN<<
41.73.11.0/24 37004 >>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 /10:30 /11:91 /12:259
/13:498 /14:983 /15:1707 /16:13044 /17:7016 /18:11716
/19:24689 /20:35142 /21:37581 /22:54586 /23:47878 /24:270181
/25:803 /26:818 /27:404 /28:12 /29:17 /30:10
/31:1 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2173 2937 Cox Communications Inc.
18566 2002 2047 MegaPath Corporation
7029 1704 3165 Windstream Communications Inc
6389 1691 2938 BellSouth.net Inc.
30036 1376 1527 Mediacom Communications Corp
11492 1192 1240 CABLE ONE, INC.
6983 1141 1434 ITC^Deltacom
34984 1057 1736 TELLCOM ILETISIM HIZMETLERI A
10620 1033 2943 Telmex Colombia S.A.
8402 1008 1289 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1320 2:661 3:3 4:15 5:1066 6:21
8:724 12:1859 13:4 14:1108 15:15 16:2
17:40 18:21 19:1 20:53 23:894 24:1811
27:1792 31:1470 32:41 33:2 34:5 36:141
37:1840 38:965 39:10 40:210 41:2583 42:266
43:184 44:16 45:52 46:2165 47:24 49:733
50:817 52:12 54:48 55:4 56:4 57:32
58:1247 59:631 60:425 61:1599 62:1239 63:1856
64:4416 65:2303 66:4217 67:2058 68:1040 69:3338
70:901 71:464 72:2103 74:2623 75:337 76:412
77:1620 78:801 79:722 80:1314 81:1212 82:759
83:770 84:766 85:1321 86:422 87:1142 88:463
89:1780 90:136 91:5699 92:754 93:1767 94:2018
95:1603 96:510 97:362 98:1126 99:49 100:65
101:709 103:5398 104:194 105:37 106:178 107:593
108:582 109:2011 110:1027 111:1348 112:687 113:860
114:783 115:1110 116:1118 117:933 118:1529 119:1424
120:418 121:862 122:2168 123:1604 124:1435 125:1561
128:573 129:346 130:363 131:716 132:412 133:162
134:317 135:74 136:300 137:286 138:390 139:172
140:228 141:391 142:562 143:428 144:505 145:116
146:621 147:506 148:954 149:397 150:432 151:598
152:452 153:219 154:326 155:516 156:354 157:329
158:275 159:938 160:329 161:576 162:1695 163:337
164:694 165:640 166:346 167:670 168:1113 169:124
170:1385 171:181 172:64 173:1519 174:711 175:609
176:1475 177:3417 178:2051 179:781 180:1789 181:1360
182:1621 183:540 184:692 185:1943 186:2929 187:1643
188:2192 189:1464 190:7668 191:691 192:7483 193:5504
194:4062 195:3561 196:1433 197:681 198:5130 199:5559
200:6360 201:2783 202:9181 203:9015 204:4549 205:2665
206:2975 207:2951 208:3963 209:3801 210:3286 211:1836
212:2341 213:2125 214:871 215:87 216:5709 217:1682
218:616 219:385 220:1370 221:641 222:480 223:596
End of report
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