[AusNOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Sat Oct 25 05:12:04 EST 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 25 Oct, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 516410
Prefixes after maximum aggregation: 199601
Deaggregation factor: 2.59
Unique aggregates announced to Internet: 253017
Total ASes present in the Internet Routing Table: 48396
Prefixes per ASN: 10.67
Origin-only ASes present in the Internet Routing Table: 36301
Origin ASes announcing only one prefix: 16347
Transit ASes present in the Internet Routing Table: 6157
Transit-only ASes present in the Internet Routing Table: 167
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 118
Max AS path prepend of ASN ( 55644) 111
Prefixes from unregistered ASNs in the Routing Table: 1780
Unregistered ASNs in the Routing Table: 432
Number of 32-bit ASNs allocated by the RIRs: 7724
Number of 32-bit ASNs visible in the Routing Table: 5938
Prefixes from 32-bit ASNs in the Routing Table: 21106
Number of bogon 32-bit ASNs visible in the Routing Table: 16
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 339
Number of addresses announced to Internet: 2712404644
Equivalent to 161 /8s, 172 /16s and 2 /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: 97.0
Total number of prefixes smaller than registry allocations: 176609
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 127195
Total APNIC prefixes after maximum aggregation: 36794
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 131148
Unique aggregates announced from the APNIC address blocks: 53256
APNIC Region origin ASes present in the Internet Routing Table: 4978
APNIC Prefixes per ASN: 26.35
APNIC Region origin ASes announcing only one prefix: 1189
APNIC Region transit ASes present in the Internet Routing Table: 851
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 118
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1137
Number of APNIC addresses announced to Internet: 736357984
Equivalent to 43 /8s, 227 /16s and 238 /24s
Percentage of available APNIC address space announced: 86.1
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, 131072-135580
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: 171808
Total ARIN prefixes after maximum aggregation: 85426
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 173635
Unique aggregates announced from the ARIN address blocks: 81287
ARIN Region origin ASes present in the Internet Routing Table: 16395
ARIN Prefixes per ASN: 10.59
ARIN Region origin ASes announcing only one prefix: 6105
ARIN Region transit ASes present in the Internet Routing Table: 1692
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 235
Number of ARIN addresses announced to Internet: 1052746688
Equivalent to 62 /8s, 191 /16s and 163 /24s
Percentage of available ARIN address space announced: 55.7
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: 125553
Total RIPE prefixes after maximum aggregation: 63688
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 131038
Unique aggregates announced from the RIPE address blocks: 82811
RIPE Region origin ASes present in the Internet Routing Table: 17792
RIPE Prefixes per ASN: 7.36
RIPE Region origin ASes announcing only one prefix: 8189
RIPE Region transit ASes present in the Internet Routing Table: 2906
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3147
Number of RIPE addresses announced to Internet: 691970180
Equivalent to 41 /8s, 62 /16s and 160 /24s
Percentage of available RIPE address space announced: 100.6
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, 196608-202239
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: 58770
Total LACNIC prefixes after maximum aggregation: 10794
LACNIC Deaggregation factor: 5.44
Prefixes being announced from the LACNIC address blocks: 67543
Unique aggregates announced from the LACNIC address blocks: 30607
LACNIC Region origin ASes present in the Internet Routing Table: 2360
LACNIC Prefixes per ASN: 28.62
LACNIC Region origin ASes announcing only one prefix: 650
LACNIC Region transit ASes present in the Internet Routing Table: 470
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: 1362
Number of LACNIC addresses announced to Internet: 171410432
Equivalent to 10 /8s, 55 /16s and 132 /24s
Percentage of available LACNIC address space announced: 102.2
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: 11876
Total AfriNIC prefixes after maximum aggregation: 2853
AfriNIC Deaggregation factor: 4.16
Prefixes being announced from the AfriNIC address blocks: 12707
Unique aggregates announced from the AfriNIC address blocks: 4750
AfriNIC Region origin ASes present in the Internet Routing Table: 735
AfriNIC Prefixes per ASN: 17.29
AfriNIC Region origin ASes announcing only one prefix: 214
AfriNIC Region transit ASes present in the Internet Routing Table: 154
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: 57
Number of AfriNIC addresses announced to Internet: 59635968
Equivalent to 3 /8s, 141 /16s and 249 /24s
Percentage of available AfriNIC address space announced: 59.2
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 2949 11584 926 Korea Telecom
17974 2817 903 77 PT Telekomunikasi Indonesia
7545 2423 336 124 TPG Telecom Limited
4755 1919 412 189 TATA Communications formerly
9829 1670 1322 37 National Internet Backbone
9808 1477 6639 15 Guangdong Mobile Communicatio
4808 1409 2204 420 CNCGROUP IP network China169
9583 1359 111 559 Sify Limited
9498 1307 333 91 BHARTI Airtel Ltd.
7552 1187 1066 12 Viettel Corporation
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 2896 3688 51 BellSouth.net Inc.
22773 2839 2940 142 Cox Communications Inc.
18566 2046 379 182 MegaPath Corporation
7029 1943 1957 312 Windstream Communications Inc
20115 1810 1790 479 Charter Communications
4323 1636 1052 410 tw telecom holdings, inc.
6983 1540 867 250 ITC^Deltacom
30036 1485 309 612 Mediacom Communications Corp
701 1426 11266 710 MCI Communications Services,
22561 1303 408 237 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 1840 297 352 TELLCOM ILETISIM HIZMETLERI A
20940 1492 577 1101 Akamai International B.V.
8402 1410 544 15 OJSC "Vimpelcom"
31148 1044 45 21 Freenet Ltd.
13188 1037 100 29 TOV "Bank-Inform"
8551 961 372 41 Bezeq International-Ltd
6849 835 356 26 JSC "Ukrtelecom"
6830 782 2339 435 Liberty Global Operations B.V
12479 751 785 96 France Telecom Espana SA
9198 671 346 30 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
10620 3008 487 241 Telmex Colombia S.A.
28573 2642 2315 107 NET Serviços de Comunicação S
6147 1783 374 30 Telefonica del Peru S.A.A.
7303 1765 1171 241 Telecom Argentina S.A.
8151 1481 3017 433 Uninet S.A. de C.V.
6503 1139 434 61 Axtel, S.A.B. de C.V.
7738 999 1882 41 Telemar Norte Leste S.A.
26615 913 2325 35 Tim Celular S.A.
27947 912 130 51 Telconet S.A
3816 890 383 146 COLOMBIA TELECOMUNICACIONES S
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
8452 1192 958 13 TE-AS
24863 948 280 26 Link Egypt (Link.NET)
6713 678 760 38 Office National des Postes et
36992 343 824 28 ETISALAT MISR
24835 308 144 9 Vodafone Data
3741 249 920 212 Internet Solutions
29571 246 22 17 Cote d'Ivoire Telecom
37054 231 19 6 Data Telecom Service
15706 186 17 6 Sudatel (Sudan Telecom Co. Lt
37457 180 160 4 Telkom SA Ltd.
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
10620 3008 487 241 Telmex Colombia S.A.
4766 2949 11584 926 Korea Telecom
6389 2896 3688 51 BellSouth.net Inc.
22773 2839 2940 142 Cox Communications Inc.
17974 2817 903 77 PT Telekomunikasi Indonesia
28573 2642 2315 107 NET Serviços de Comunicação S
7545 2423 336 124 TPG Telecom Limited
18566 2046 379 182 MegaPath Corporation
7029 1943 1957 312 Windstream Communications Inc
4755 1919 412 189 TATA Communications formerly
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 2896 2845 BellSouth.net Inc.
17974 2817 2740 PT Telekomunikasi Indonesia
22773 2839 2697 Cox Communications Inc.
28573 2642 2535 NET Serviços de Comunicação S
7545 2423 2299 TPG Telecom Limited
4766 2949 2023 Korea Telecom
18566 2046 1864 MegaPath Corporation
6147 1783 1753 Telefonica del Peru S.A.A.
4755 1919 1730 TATA Communications formerly
9829 1670 1633 National Internet Backbone
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 3356 Level 3 Communicatio
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 6461 Abovenet Communicati
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
5.100.241.0/24 23456 32bit Transition AS
24.231.96.0/24 21548 MTO Telecom Inc.
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
37.16.88.0/23 57652 >>UNKNOWN<<
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<<
41.73.12.0/24 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 /9:12 /10:31 /11:90 /12:262
/13:500 /14:1006 /15:1713 /16:13040 /17:7133 /18:11862
/19:24619 /20:35303 /21:37342 /22:55162 /23:48364 /24:277027
/25:1101 /26:1060 /27:709 /28:14 /29:19 /30:11
/31:1 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2061 2839 Cox Communications Inc.
18566 2001 2046 MegaPath Corporation
6389 1676 2896 BellSouth.net Inc.
6147 1347 1783 Telefonica del Peru S.A.A.
30036 1332 1485 Mediacom Communications Corp
6983 1226 1540 ITC^Deltacom
7029 1172 1943 Windstream Communications Inc
34984 1160 1840 TELLCOM ILETISIM HIZMETLERI A
11492 1147 1197 CABLE ONE, INC.
8402 1087 1410 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1355 2:679 3:3 4:17 5:1176 6:21
8:770 12:1854 13:4 14:1173 15:17 16:2
17:42 18:21 20:51 23:945 24:1778 27:1817
31:1332 32:40 33:2 34:5 36:154 37:1803
38:1008 39:13 40:233 41:2906 42:260 43:550
44:18 45:81 46:2062 47:28 49:740 50:790
52:12 54:53 55:3 56:10 57:32 58:1141
59:644 60:435 61:1716 62:1265 63:1835 64:4423
65:2271 66:4193 67:2027 68:1093 69:3259 70:873
71:478 72:1985 74:2605 75:378 76:410 77:1606
78:1012 79:764 80:1323 81:1283 82:791 83:659
84:725 85:1354 86:427 87:1185 88:497 89:1801
90:138 91:5801 92:786 93:1642 94:2035 95:1305
96:424 97:340 98:1100 99:48 100:65 101:734
103:5905 104:477 105:155 106:181 107:651 108:580
109:2000 110:1048 111:1423 112:720 113:909 114:800
115:1154 116:1154 117:999 118:1544 119:1376 120:740
121:967 122:2209 123:1673 124:1446 125:1539 128:627
129:386 130:369 131:925 132:435 133:165 134:322
135:81 136:324 137:314 138:381 139:200 140:223
141:413 142:602 143:454 144:509 145:111 146:679
147:561 148:1031 149:407 150:503 151:634 152:477
153:240 154:398 155:580 156:380 157:330 158:280
159:923 160:330 161:604 162:1810 163:405 164:648
165:672 166:363 167:688 168:1121 169:122 170:1425
171:188 172:60 173:1634 174:708 175:612 176:1537
177:3675 178:2078 179:811 180:1764 181:1782 182:1661
183:702 184:710 185:2229 186:2962 187:1687 188:2010
189:1529 190:7908 191:780 192:7732 193:5558 194:4074
195:3616 196:1633 197:734 198:5277 199:5487 200:6485
201:2907 202:9129 203:9043 204:4704 205:2660 206:3088
207:2970 208:3923 209:3760 210:3316 211:1856 212:2411
213:2164 214:857 215:86 216:5624 217:1707 218:623
219:391 220:1376 221:794 222:481 223:696
End of report
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