[SANOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jun 6 18:10:15 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 07 Jun, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 397690
Prefixes after maximum aggregation: 149932
Deaggregation factor: 2.65
Unique aggregates announced to Internet: 198863
Total ASes present in the Internet Routing Table: 41820
Prefixes per ASN: 9.51
Origin-only ASes present in the Internet Routing Table: 31178
Origin ASes announcing only one prefix: 15269
Transit ASes present in the Internet Routing Table: 5744
Transit-only ASes present in the Internet Routing Table: 375
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: 1355
Unregistered ASNs in the Routing Table: 357
Number of 32-bit ASNs allocated by the RIRs: 6795
Number of 32-bit ASNs visible in the Routing Table: 4898
Prefixes from 32-bit ASNs in the Routing Table: 16497
Number of bogon 32-bit ASNs visible in the Routing Table: 189
Special use prefixes present in the Routing Table: 13
Prefixes being announced from unallocated address space: 292
Number of addresses announced to Internet: 2359161540
Equivalent to 140 /8s, 157 /16s and 242 /24s
Percentage of available address space announced: 63.7
Percentage of allocated address space announced: 63.7
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: 146784
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 76674
Total APNIC prefixes after maximum aggregation: 19223
APNIC Deaggregation factor: 3.99
Prefixes being announced from the APNIC address blocks: 79129
Unique aggregates announced from the APNIC address blocks: 31503
APNIC Region origin ASes present in the Internet Routing Table: 3334
APNIC Prefixes per ASN: 23.73
APNIC Region origin ASes announcing only one prefix: 877
APNIC Region transit ASes present in the Internet Routing Table: 744
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 19
Number of APNIC region 32-bit ASNs visible in the Routing Table: 902
Number of APNIC addresses announced to Internet: 578465088
Equivalent to 34 /8s, 122 /16s and 173 /24s
Percentage of available APNIC address space announced: 67.6
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: 127334
Total ARIN prefixes after maximum aggregation: 61196
ARIN Deaggregation factor: 2.08
Prefixes being announced from the ARIN address blocks: 128625
Unique aggregates announced from the ARIN address blocks: 60916
ARIN Region origin ASes present in the Internet Routing Table: 13478
ARIN Prefixes per ASN: 9.54
ARIN Region origin ASes announcing only one prefix: 5586
ARIN Region transit ASes present in the Internet Routing Table: 1517
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 98
Number of ARIN addresses announced to Internet: 952701696
Equivalent to 56 /8s, 201 /16s and 19 /24s
Percentage of available ARIN address space announced: 50.4
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: 111757
Total RIPE prefixes after maximum aggregation: 57339
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 116566
Unique aggregates announced from the RIPE address blocks: 74504
RIPE Region origin ASes present in the Internet Routing Table: 16937
RIPE Prefixes per ASN: 6.88
RIPE Region origin ASes announcing only one prefix: 8090
RIPE Region transit ASes present in the Internet Routing Table: 2817
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: 2663
Number of RIPE addresses announced to Internet: 610071428
Equivalent to 36 /8s, 92 /16s and 243 /24s
Percentage of available RIPE address space announced: 88.7
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: 53757
Total LACNIC prefixes after maximum aggregation: 9603
LACNIC Deaggregation factor: 5.60
Prefixes being announced from the LACNIC address blocks: 60731
Unique aggregates announced from the LACNIC address blocks: 27436
LACNIC Region origin ASes present in the Internet Routing Table: 2069
LACNIC Prefixes per ASN: 29.35
LACNIC Region origin ASes announcing only one prefix: 511
LACNIC Region transit ASes present in the Internet Routing Table: 435
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: 1200
Number of LACNIC addresses announced to Internet: 159177472
Equivalent to 9 /8s, 124 /16s and 219 /24s
Percentage of available LACNIC address space announced: 94.9
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: 11622
Total AfriNIC prefixes after maximum aggregation: 2549
AfriNIC Deaggregation factor: 4.56
Prefixes being announced from the AfriNIC address blocks: 12347
Unique aggregates announced from the AfriNIC address blocks: 4244
AfriNIC Region origin ASes present in the Internet Routing Table: 711
AfriNIC Prefixes per ASN: 17.37
AfriNIC Region origin ASes announcing only one prefix: 205
AfriNIC Region transit ASes present in the Internet Routing Table: 149
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 35
Number of AfriNIC addresses announced to Internet: 56136448
Equivalent to 3 /8s, 88 /16s and 147 /24s
Percentage of available AfriNIC address space announced: 55.8
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
17974 2532 876 67 PT Telekomunikasi Indonesia
7545 1673 227 28 TPG Telecom Limited
9829 1591 1275 30 National Internet Backbone
4755 1342 315 125 TATA Communications formerly
4766 1191 8538 584 Korea Telecom
7552 1189 1082 12 Viettel Corporation
9498 1149 281 66 BHARTI Airtel Ltd.
24560 1133 395 170 Bharti Airtel Ltd., Telemedia
4788 839 466 39 TM Net, Internet Service Prov
4808 814 1673 216 CNCGROUP IP network China169
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 2462 3474 43 BellSouth.net Inc.
22773 2457 2914 97 Cox Communications Inc.
18566 1901 367 148 MegaPath Corporation
20115 1693 1686 561 Charter Communications
30036 1417 310 543 Mediacom Communications Corp
701 1312 9248 633 MCI Communications Services,
11492 1210 218 407 CABLE ONE, INC.
1785 1207 402 80 PaeTec Communications, Inc.
7011 1086 287 657 Frontier Communications of Am
22394 1048 5254 296 Cellco Partnership DBA Verizo
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 1390 540 15 OJSC "Vimpelcom"
20940 1371 532 1015 Akamai International B.V.
34984 1230 195 146 TELLCOM ILETISIM HIZMETLERI A
13188 1031 100 28 TOV "Bank-Inform"
31148 969 43 18 Freenet Ltd.
8551 923 349 36 Bezeq International-Ltd
6849 795 351 24 JSC "Ukrtelecom"
12479 707 786 51 France Telecom Espana SA
6830 608 2116 376 Liberty Global Operations B.V
9198 579 344 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 3811 2015 98 NET Serviços de Comunicação S
10620 2828 458 198 Telmex Colombia S.A.
18881 2034 1036 22 Global Village Telecom
7303 1700 1145 230 Telecom Argentina S.A.
8151 1388 2945 394 Uninet S.A. de C.V.
6503 1079 430 59 Axtel, S.A.B. de C.V.
7738 979 1882 41 Telemar Norte Leste S.A.
26615 862 2325 35 Tim Celular S.A.
27947 831 125 46 Telconet S.A
3816 793 322 131 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 923 276 24 Link Egypt (Link.NET)
6713 632 719 32 Office National des Postes et
8452 580 954 11 TE-AS
24835 290 140 8 Vodafone Data
36992 272 735 19 ETISALAT MISR
3741 246 920 207 Internet Solutions
37054 240 19 6 Data Telecom Service
29571 201 20 15 Cote d'Ivoire Telecom
12258 176 27 67 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 3811 2015 98 NET Serviços de Comunicação S
10620 2828 458 198 Telmex Colombia S.A.
17974 2532 876 67 PT Telekomunikasi Indonesia
6389 2462 3474 43 BellSouth.net Inc.
22773 2457 2914 97 Cox Communications Inc.
18881 2034 1036 22 Global Village Telecom
18566 1901 367 148 MegaPath Corporation
7303 1700 1145 230 Telecom Argentina S.A.
20115 1693 1686 561 Charter Communications
7545 1673 227 28 TPG Telecom Limited
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
10620 2828 2630 Telmex Colombia S.A.
17974 2532 2465 PT Telekomunikasi Indonesia
6389 2462 2419 BellSouth.net Inc.
22773 2457 2360 Cox Communications Inc.
18881 2034 2012 Global Village Telecom
18566 1901 1753 MegaPath Corporation
7545 1673 1645 TPG Telecom Limited
9829 1591 1561 National Internet Backbone
7303 1700 1470 Telecom Argentina S.A.
8402 1390 1375 OJSC "Vimpelcom"
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
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<<
41.73.16.0/24 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 /8:15 /9:11 /10:27 /11:83 /12:240
/13:436 /14:869 /15:1497 /16:11451 /17:5877 /18:9665
/19:19267 /20:28782 /21:31717 /22:45168 /23:38639 /24:202510
/25:492 /26:652 /27:254 /28:11 /29:12 /30:5
/31:1 /32:9
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 1863 1901 MegaPath Corporation
22773 1750 2457 Cox Communications Inc.
6389 1427 2462 BellSouth.net Inc.
30036 1256 1417 Mediacom Communications Corp
11492 1175 1210 CABLE ONE, INC.
8402 1090 1390 OJSC "Vimpelcom"
36998 1080 1114 Sudanese Mobile Telephone (ZA
10620 991 2828 Telmex Colombia S.A.
28573 957 3811 NET Serviços de Comunicação S
31148 914 969 Freenet Ltd.
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1130 2:664 3:3 4:15 5:951 6:19
8:702 12:1843 13:3 14:1012 15:13 16:2
17:35 18:21 20:39 23:872 24:1745 25:1
27:1769 31:1503 32:43 33:2 34:5 36:138
37:1588 38:950 39:7 40:204 41:3235 42:256
43:29 44:11 45:1 46:2081 47:22 49:702
50:940 52:12 54:48 55:5 57:28 58:1225
59:605 60:411 61:1549 62:1251 63:1953 64:4360
65:2293 66:4171 67:2060 68:1057 69:3344 70:858
71:436 72:2019 74:2649 75:325 76:404 77:1701
78:854 79:708 80:1296 81:1150 82:753 83:759
84:732 85:1312 86:461 87:1178 88:486 89:1834
90:141 91:5670 92:697 93:1756 94:2040 95:1540
96:524 97:362 98:1083 99:49 100:53 101:815
103:5028 104:2 105:542 106:170 107:625 108:588
109:2038 110:974 111:1305 112:662 113:840 114:865
115:1127 116:1104 117:945 118:1411 119:1379 120:386
121:824 122:2039 123:1334 124:1436 125:1464 128:569
129:345 130:348 131:664 132:407 133:163 134:320
135:74 136:260 137:267 138:357 139:167 140:215
141:380 142:569 143:430 144:510 145:104 146:630
147:475 148:912 149:363 150:169 151:711 152:438
153:219 154:298 155:492 156:342 157:336 158:244
159:901 160:327 161:556 162:1505 163:244 164:690
165:605 166:279 167:628 168:1055 169:124 170:1436
171:188 172:19 173:1610 174:699 175:603 176:1391
177:3129 178:2027 179:656 180:1767 181:1146 182:1575
183:525 184:721 185:1730 186:2868 187:1574 188:2008
189:1454 190:7513 191:352 192:7314 193:5501 194:4014
195:3511 196:1401 197:657 198:5073 199:5500 200:6278
201:917
End of report
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