[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jun 20 18:11:22 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 21 Jun, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 500142
Prefixes after maximum aggregation: 195076
Deaggregation factor: 2.56
Unique aggregates announced to Internet: 246641
Total ASes present in the Internet Routing Table: 47078
Prefixes per ASN: 10.62
Origin-only ASes present in the Internet Routing Table: 35900
Origin ASes announcing only one prefix: 16317
Transit ASes present in the Internet Routing Table: 6097
Transit-only ASes present in the Internet Routing Table: 173
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: 1758
Unregistered ASNs in the Routing Table: 458
Number of 32-bit ASNs allocated by the RIRs: 6875
Number of 32-bit ASNs visible in the Routing Table: 5081
Prefixes from 32-bit ASNs in the Routing Table: 17602
Number of bogon 32-bit ASNs visible in the Routing Table: 256
Special use prefixes present in the Routing Table: 13
Prefixes being announced from unallocated address space: 401
Number of addresses announced to Internet: 2695212164
Equivalent to 160 /8s, 165 /16s and 172 /24s
Percentage of available address space announced: 72.8
Percentage of allocated address space announced: 72.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.6
Total number of prefixes smaller than registry allocations: 173092
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 119875
Total APNIC prefixes after maximum aggregation: 35406
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 123023
Unique aggregates announced from the APNIC address blocks: 51316
APNIC Region origin ASes present in the Internet Routing Table: 4956
APNIC Prefixes per ASN: 24.82
APNIC Region origin ASes announcing only one prefix: 1224
APNIC Region transit ASes present in the Internet Routing Table: 866
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 985
Number of APNIC addresses announced to Internet: 733773440
Equivalent to 43 /8s, 188 /16s and 126 /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: 169112
Total ARIN prefixes after maximum aggregation: 83993
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 170818
Unique aggregates announced from the ARIN address blocks: 79633
ARIN Region origin ASes present in the Internet Routing Table: 16303
ARIN Prefixes per ASN: 10.48
ARIN Region origin ASes announcing only one prefix: 6108
ARIN Region transit ASes present in the Internet Routing Table: 1687
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: 123
Number of ARIN addresses announced to Internet: 1077063936
Equivalent to 64 /8s, 50 /16s and 177 /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: 124078
Total RIPE prefixes after maximum aggregation: 62752
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 128701
Unique aggregates announced from the RIPE address blocks: 81550
RIPE Region origin ASes present in the Internet Routing Table: 17714
RIPE Prefixes per ASN: 7.27
RIPE Region origin ASes announcing only one prefix: 8256
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: 2716
Number of RIPE addresses announced to Internet: 658270340
Equivalent to 39 /8s, 60 /16s and 104 /24s
Percentage of available RIPE address space announced: 95.7
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: 57307
Total LACNIC prefixes after maximum aggregation: 10229
LACNIC Deaggregation factor: 5.60
Prefixes being announced from the LACNIC address blocks: 64433
Unique aggregates announced from the LACNIC address blocks: 29402
LACNIC Region origin ASes present in the Internet Routing Table: 2107
LACNIC Prefixes per ASN: 30.58
LACNIC Region origin ASes announcing only one prefix: 524
LACNIC Region transit ASes present in the Internet Routing Table: 440
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1219
Number of LACNIC addresses announced to Internet: 165961856
Equivalent to 9 /8s, 228 /16s and 96 /24s
Percentage of available LACNIC address space announced: 98.9
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: 12057
Total AfriNIC prefixes after maximum aggregation: 2659
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 12766
Unique aggregates announced from the AfriNIC address blocks: 4386
AfriNIC Region origin ASes present in the Internet Routing Table: 719
AfriNIC Prefixes per ASN: 17.76
AfriNIC Region origin ASes announcing only one prefix: 205
AfriNIC Region transit ASes present in the Internet Routing Table: 155
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 38
Number of AfriNIC addresses announced to Internet: 57427200
Equivalent to 3 /8s, 108 /16s and 69 /24s
Percentage of available AfriNIC address space announced: 57.0
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 2932 11591 921 Korea Telecom
17974 2800 899 72 PT Telekomunikasi Indonesia
7545 2279 320 118 TPG Telecom Limited
4755 1860 396 199 TATA Communications formerly
9829 1612 1307 32 National Internet Backbone
9583 1303 101 536 Sify Limited
9498 1266 314 85 BHARTI Airtel Ltd.
7552 1243 1098 14 Viettel Corporation
4808 1224 2152 366 CNCGROUP IP network China169
24560 1162 398 190 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 2957 3688 53 BellSouth.net Inc.
22773 2567 2938 138 Cox Communications Inc.
7029 2255 1905 303 Windstream Communications Inc
18566 2047 379 178 MegaPath Corporation
20115 1714 1700 571 Charter Communications
4323 1633 1073 414 tw telecom holdings, inc.
30036 1464 320 566 Mediacom Communications Corp
701 1444 11188 731 MCI Communications Services,
6983 1382 818 314 ITC^Deltacom
22561 1307 402 233 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 1709 264 274 TELLCOM ILETISIM HIZMETLERI A
20940 1403 545 1039 Akamai International B.V.
8402 1374 544 16 OJSC "Vimpelcom"
13188 1031 100 28 TOV "Bank-Inform"
31148 1017 45 20 Freenet Ltd.
8551 945 370 40 Bezeq International-Ltd
6849 824 359 29 JSC "Ukrtelecom"
6830 771 2335 429 Liberty Global Operations B.V
12479 730 795 57 France Telecom Espana SA
9198 576 344 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 3764 2019 99 NET Serviços de Comunicação S
10620 2898 469 201 Telmex Colombia S.A.
18881 2047 1036 22 Global Village Telecom
7303 1769 1179 231 Telecom Argentina S.A.
8151 1439 2971 419 Uninet S.A. de C.V.
6503 1140 434 60 Axtel, S.A.B. de C.V.
7738 979 1882 41 Telemar Norte Leste S.A.
27947 890 130 51 Telconet S.A
26615 862 2325 35 Tim Celular S.A.
3816 825 341 147 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
36998 1114 240 6 Sudanese Mobile Telephone (ZA
24863 940 280 26 Link Egypt (Link.NET)
6713 648 732 35 Office National des Postes et
8452 589 958 13 TE-AS
24835 306 144 9 Vodafone Data
36992 300 783 24 ETISALAT MISR
3741 250 921 213 Internet Solutions
37054 243 19 6 Data Telecom Service
29571 225 22 17 Cote d'Ivoire Telecom
15706 187 32 6 Sudatel (Sudan Telecom Co. Lt
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 3764 2019 99 NET Serviços de Comunicação S
6389 2957 3688 53 BellSouth.net Inc.
4766 2932 11591 921 Korea Telecom
10620 2898 469 201 Telmex Colombia S.A.
17974 2800 899 72 PT Telekomunikasi Indonesia
22773 2567 2938 138 Cox Communications Inc.
7545 2279 320 118 TPG Telecom Limited
7029 2255 1905 303 Windstream Communications Inc
18566 2047 379 178 MegaPath Corporation
18881 2047 1036 22 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 2957 2904 BellSouth.net Inc.
17974 2800 2728 PT Telekomunikasi Indonesia
10620 2898 2697 Telmex Colombia S.A.
22773 2567 2429 Cox Communications Inc.
7545 2279 2161 TPG Telecom Limited
18881 2047 2025 Global Village Telecom
4766 2932 2011 Korea Telecom
7029 2255 1952 Windstream Communications Inc
18566 2047 1869 MegaPath Corporation
4755 1860 1661 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
65456 PRIVATE 5.109.32.0/19 23456 32bit Transition AS
65456 PRIVATE 5.109.96.0/19 23456 32bit Transition AS
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
22511 UNALLOCATED 8.28.225.0/24 2828 XO Communications
22511 UNALLOCATED 8.36.68.0/24 2828 XO Communications
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
100.96.0.0/14 6697 Republican Unitary Telecommun
100.104.0.0/13 6697 Republican Unitary Telecommun
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
24.231.96.0/24 21548 MTO Telecom Inc.
27.100.7.0/24 56096 >>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<<
41.73.13.0/24 37004 >>UNKNOWN<<
41.73.14.0/24 37004 >>UNKNOWN<<
41.73.15.0/24 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 /10:30 /11:90 /12:258
/13:489 /14:982 /15:1701 /16:13000 /17:6939 /18:11691
/19:24674 /20:34579 /21:37111 /22:53559 /23:46902 /24:265933
/25:814 /26:911 /27:398 /28:13 /29:18 /30:8
/31:1 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2002 2047 MegaPath Corporation
22773 1812 2567 Cox Communications Inc.
6389 1694 2957 BellSouth.net Inc.
30036 1301 1464 Mediacom Communications Corp
11492 1203 1251 CABLE ONE, INC.
7029 1143 2255 Windstream Communications Inc
6983 1088 1382 ITC^Deltacom
36998 1080 1114 Sudanese Mobile Telephone (ZA
8402 1056 1374 OJSC "Vimpelcom"
34984 1038 1709 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1132 2:670 3:3 4:15 5:991 6:19
8:714 12:1828 13:4 14:1049 15:14 16:2
17:37 18:21 20:36 23:930 24:1756 27:1766
31:1488 32:43 33:2 34:5 36:136 37:1838
38:957 39:7 40:204 41:3210 42:257 43:70
44:12 45:20 46:2072 47:23 49:725 50:939
52:12 54:47 55:6 57:29 58:1229 59:605
60:412 61:1561 62:1257 63:1951 64:4369 65:2292
66:4175 67:2067 68:1063 69:3353 70:866 71:439
72:2017 74:2639 75:326 76:407 77:1688 78:859
79:702 80:1312 81:1201 82:753 83:755 84:743
85:1313 86:433 87:1179 88:468 89:1822 90:139
91:5691 92:703 93:1772 94:2066 95:1561 96:531
97:358 98:1091 99:49 100:66 101:830 103:5155
104:23 105:543 106:172 107:634 108:595 109:2021
110:984 111:1338 112:668 113:848 114:895 115:1134
116:1107 117:947 118:1419 119:1393 120:392 121:825
122:2057 123:1339 124:1434 125:1481 128:593 129:342
130:348 131:666 132:417 133:164 134:321 135:74
136:260 137:285 138:364 139:165 140:216 141:388
142:568 143:443 144:508 145:100 146:638 147:476
148:907 149:364 150:174 151:711 152:441 153:219
154:299 155:500 156:353 157:337 158:243 159:911
160:326 161:553 162:1536 163:262 164:690 165:617
166:284 167:629 168:1057 169:124 170:1437 171:193
172:23 173:1615 174:708 175:604 176:1365 177:3233
178:2043 179:686 180:1780 181:1218 182:1582 183:524
184:729 185:1757 186:2844 187:1607 188:2114 189:1487
190:7312 191:362 192:7373 193:5516 194:4027 195:3521
196:1420 197:678 198:5087 199:5518 200:6274 201:2596
202:9116 203:8912 204:4591 205:2660 206:2971 207:2984
208:3981 209:3736 210:3107 211:1717 212:2297 213:2094
214:896 215:87 216:5591 217:1693 218:597 219:330
220:1281 221:625 222:353 223:602
End of report
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