[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Dec 5 18:12:18 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,
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 06 Dec, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 520622
Prefixes after maximum aggregation: 200696
Deaggregation factor: 2.59
Unique aggregates announced to Internet: 254979
Total ASes present in the Internet Routing Table: 48743
Prefixes per ASN: 10.68
Origin-only ASes present in the Internet Routing Table: 36318
Origin ASes announcing only one prefix: 16308
Transit ASes present in the Internet Routing Table: 6211
Transit-only ASes present in the Internet Routing Table: 173
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 115
Max AS path prepend of ASN ( 55644) 76
Prefixes from unregistered ASNs in the Routing Table: 1627
Unregistered ASNs in the Routing Table: 435
Number of 32-bit ASNs allocated by the RIRs: 8081
Number of 32-bit ASNs visible in the Routing Table: 6214
Prefixes from 32-bit ASNs in the Routing Table: 22182
Number of bogon 32-bit ASNs visible in the Routing Table: 6
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 391
Number of addresses announced to Internet: 2713242532
Equivalent to 161 /8s, 184 /16s and 203 /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: 176926
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 128952
Total APNIC prefixes after maximum aggregation: 37453
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 133506
Unique aggregates announced from the APNIC address blocks: 54196
APNIC Region origin ASes present in the Internet Routing Table: 4996
APNIC Prefixes per ASN: 26.72
APNIC Region origin ASes announcing only one prefix: 1206
APNIC Region transit ASes present in the Internet Routing Table: 858
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 115
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1203
Number of APNIC addresses announced to Internet: 737502080
Equivalent to 43 /8s, 245 /16s and 99 /24s
Percentage of available APNIC address space announced: 86.2
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: 171637
Total ARIN prefixes after maximum aggregation: 85626
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 173591
Unique aggregates announced from the ARIN address blocks: 82042
ARIN Region origin ASes present in the Internet Routing Table: 16391
ARIN Prefixes per ASN: 10.59
ARIN Region origin ASes announcing only one prefix: 6082
ARIN Region transit ASes present in the Internet Routing Table: 1705
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 275
Number of ARIN addresses announced to Internet: 1054035680
Equivalent to 62 /8s, 211 /16s and 78 /24s
Percentage of available ARIN address space announced: 55.8
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: 126164
Total RIPE prefixes after maximum aggregation: 63682
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 131933
Unique aggregates announced from the RIPE address blocks: 82647
RIPE Region origin ASes present in the Internet Routing Table: 17821
RIPE Prefixes per ASN: 7.40
RIPE Region origin ASes announcing only one prefix: 8170
RIPE Region transit ASes present in the Internet Routing Table: 2933
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: 3249
Number of RIPE addresses announced to Internet: 692420996
Equivalent to 41 /8s, 69 /16s and 129 /24s
Percentage of available RIPE address space announced: 100.7
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: 59106
Total LACNIC prefixes after maximum aggregation: 10917
LACNIC Deaggregation factor: 5.41
Prefixes being announced from the LACNIC address blocks: 67896
Unique aggregates announced from the LACNIC address blocks: 30854
LACNIC Region origin ASes present in the Internet Routing Table: 2383
LACNIC Prefixes per ASN: 28.49
LACNIC Region origin ASes announcing only one prefix: 645
LACNIC Region transit ASes present in the Internet Routing Table: 478
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: 1413
Number of LACNIC addresses announced to Internet: 167362752
Equivalent to 9 /8s, 249 /16s and 192 /24s
Percentage of available LACNIC address space announced: 99.8
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: 12442
Total AfriNIC prefixes after maximum aggregation: 2974
AfriNIC Deaggregation factor: 4.18
Prefixes being announced from the AfriNIC address blocks: 13305
Unique aggregates announced from the AfriNIC address blocks: 4888
AfriNIC Region origin ASes present in the Internet Routing Table: 735
AfriNIC Prefixes per ASN: 18.10
AfriNIC Region origin ASes announcing only one prefix: 205
AfriNIC Region transit ASes present in the Internet Routing Table: 156
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: 74
Number of AfriNIC addresses announced to Internet: 60203008
Equivalent to 3 /8s, 150 /16s and 160 /24s
Percentage of available AfriNIC address space announced: 59.8
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 2956 11585 929 Korea Telecom
17974 2832 904 77 PT Telekomunikasi Indonesia
7545 2481 337 129 TPG Telecom Limited
4755 1922 415 190 TATA Communications formerly
4538 1819 4190 71 China Education and Research
9829 1668 1323 28 National Internet Backbone
9808 1495 6655 17 Guangdong Mobile Communicatio
4808 1440 2210 429 CNCGROUP IP network China169
9583 1365 112 563 Sify Limited
9498 1293 336 97 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 2916 2956 141 Cox Communications Inc.
6389 2892 3688 51 BellSouth.net Inc.
18566 2042 379 183 MegaPath Corporation
20115 1829 1805 469 Charter Communications
4323 1645 1053 411 tw telecom holdings, inc.
6983 1632 867 251 EarthLink, Inc.
30036 1503 312 594 Mediacom Communications Corp
701 1423 11265 703 MCI Communications Services,
22561 1309 411 244 CenturyTel Internet Holdings,
11492 1235 218 540 CABLE ONE, 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
34984 1902 298 359 TELLCOM ILETISIM HIZMETLERI A
20940 1510 590 1116 Akamai International B.V.
8402 1383 544 15 OJSC "Vimpelcom"
31148 1045 45 21 Freenet Ltd.
13188 980 93 73 TOV "Bank-Inform"
8551 900 373 43 Bezeq International-Ltd
6849 833 356 25 JSC "Ukrtelecom"
9198 824 346 32 JSC Kazakhtelecom
6830 816 2339 440 Liberty Global Operations B.V
12479 785 788 94 France Telecom Espana SA
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 3045 494 255 Telmex Colombia S.A.
28573 2295 2121 111 NET Serviços de Comunicação S
6147 1815 374 30 Telefonica del Peru S.A.A.
7303 1776 1172 240 Telecom Argentina S.A.
8151 1476 3030 424 Uninet S.A. de C.V.
6503 1228 433 58 Axtel, S.A.B. de C.V.
7738 999 1882 41 Telemar Norte Leste S.A.
26615 915 2325 35 Tim Celular S.A.
3816 908 394 147 COLOMBIA TELECOMUNICACIONES S
27947 888 129 50 Telconet 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
8452 1421 958 13 TE-AS
24863 959 284 26 Link Egypt (Link.NET)
36903 443 223 97 Office National des Postes et
36992 376 824 29 ETISALAT MISR
24835 308 144 9 Vodafone Data
37492 294 145 63 Orange Tunisie
3741 249 920 212 Internet Solutions
29571 243 22 17 Cote d'Ivoire Telecom
36947 188 807 13 Telecom Algeria
37457 183 160 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 3045 494 255 Telmex Colombia S.A.
4766 2956 11585 929 Korea Telecom
22773 2916 2956 141 Cox Communications Inc.
6389 2892 3688 51 BellSouth.net Inc.
17974 2832 904 77 PT Telekomunikasi Indonesia
7545 2481 337 129 TPG Telecom Limited
28573 2295 2121 111 NET Serviços de Comunicação S
18566 2042 379 183 MegaPath Corporation
4755 1922 415 190 TATA Communications formerly
34984 1902 298 359 TELLCOM ILETISIM HIZMETLERI A
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 2892 2841 BellSouth.net Inc.
22773 2916 2775 Cox Communications Inc.
17974 2832 2755 PT Telekomunikasi Indonesia
7545 2481 2352 TPG Telecom Limited
28573 2295 2184 NET Serviços de Comunicação S
4766 2956 2027 Korea Telecom
18566 2042 1859 MegaPath Corporation
6147 1815 1785 Telefonica del Peru S.A.A.
4538 1819 1748 China Education and Research
4755 1922 1732 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 3356 Level 3 Communicatio
46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw
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
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
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
198.19.252.0/22 49988 Odnoklassniki Limited
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
23.252.224.0/20 62502 >>UNKNOWN<<
23.252.224.0/21 62502 >>UNKNOWN<<
23.252.232.0/21 62502 >>UNKNOWN<<
24.231.96.0/24 21548 MTO Telecom Inc.
27.100.7.0/24 56096 >>UNKNOWN<<
27.122.56.0/22 55799 Hostemo Technology Sdn Bhd
31.217.248.0/21 44902 COVAGE NETWORKS SASU
37.16.88.0/23 57652 >>UNKNOWN<<
41.73.1.0/24 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 /11:92 /12:263
/13:500 /14:1000 /15:1727 /16:13056 /17:7167 /18:11978
/19:24892 /20:35552 /21:37608 /22:55837 /23:48669 /24:279229
/25:1119 /26:1104 /27:716 /28:16 /29:19 /30:10
/31:0 /32:9
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2132 2916 Cox Communications Inc.
18566 1997 2042 MegaPath Corporation
6389 1672 2892 BellSouth.net Inc.
6147 1361 1815 Telefonica del Peru S.A.A.
30036 1349 1503 Mediacom Communications Corp
6983 1310 1632 EarthLink, Inc.
34984 1209 1902 TELLCOM ILETISIM HIZMETLERI A
11492 1180 1235 CABLE ONE, INC.
10620 1078 3045 Telmex Colombia S.A.
8402 1051 1383 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1393 2:675 3:3 4:16 5:1236 6:23
8:766 12:1847 13:5 14:1211 15:17 16:2
17:42 18:21 20:51 23:1027 24:1673 27:1814
31:1417 32:39 33:2 34:5 36:149 37:1849
38:974 39:13 40:224 41:3034 42:277 43:764
44:19 45:85 46:2100 47:30 49:760 50:792
52:12 54:60 55:6 56:6 57:31 58:1158
59:660 60:445 61:1750 62:1311 63:1833 64:4372
65:2279 66:4089 67:2000 68:1043 69:3266 70:894
71:429 72:1983 74:2603 75:321 76:411 77:1343
78:993 79:784 80:1338 81:1291 82:818 83:677
84:669 85:1339 86:441 87:1182 88:511 89:1777
90:139 91:5819 92:797 93:1661 94:1982 95:1344
96:425 97:341 98:1048 99:48 100:68 101:782
103:6233 104:794 105:171 106:190 107:854 108:611
109:1991 110:1052 111:1457 112:729 113:905 114:796
115:1236 116:1263 117:1009 118:1662 119:1373 120:438
121:990 122:2192 123:1700 124:1459 125:1567 128:650
129:390 130:381 131:1006 132:434 133:165 134:326
135:84 136:331 137:300 138:387 139:164 140:226
141:423 142:590 143:447 144:511 145:112 146:715
147:561 148:1054 149:400 150:530 151:569 152:482
153:247 154:285 155:653 156:386 157:334 158:251
159:932 160:338 161:592 162:1821 163:374 164:640
165:672 166:301 167:716 168:1168 169:130 170:1430
171:215 172:60 173:1580 174:709 175:583 176:1563
177:3635 178:2067 179:797 180:1822 181:1693 182:1679
183:527 184:720 185:2467 186:2927 187:1696 188:2004
189:1543 190:7920 191:845 192:7866 193:5575 194:4063
195:3623 196:1670 197:875 198:5365 199:5482 200:6540
201:2956 202:9476 203:8993 204:4678 205:2679 206:3001
207:2971 208:3919 209:3813 210:3466 211:1861 212:2463
213:2214 214:858 215:87 216:5531 217:1726 218:648
219:466 220:1301 221:772 222:454 223:671
End of report
More information about the afnog
mailing list