Routing Table Report 08:00 +10GMT Wed 04 May, 2011
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 351261
Prefixes after maximum aggregation: 159253
Deaggregation factor: 2.21
Unique aggregates announced to Internet: 175886
Total ASes present in the Internet Routing Table: 36246
Prefixes per ASN: 9.69
Origin-only ASes present in the Internet Routing Table: 31331
Origin ASes announcing only one prefix: 15059
Transit ASes present in the Internet Routing Table: 4915
Transit-only ASes present in the Internet Routing Table: 118
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 27
Max AS path prepend of ASN (32374) 19
Prefixes from unregistered ASNs in the Routing Table: 1956
Unregistered ASNs in the Routing Table: 388
Number of 32-bit ASNs allocated by the RIRs: 1321
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 2335
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 148
Number of addresses announced to Internet: 2438407424
Equivalent to 145 /8s, 87 /16s and 37 /24s
Percentage of available address space announced: 65.8
Percentage of allocated address space announced: 65.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 90.6
Total number of prefixes smaller than registry allocations: 144383
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 84960
Total APNIC prefixes after maximum aggregation: 28572
APNIC Deaggregation factor: 2.97
Prefixes being announced from the APNIC address blocks: 82223
Unique aggregates announced from the APNIC address blocks: 36906
APNIC Region origin ASes present in the Internet Routing Table: 4372
APNIC Prefixes per ASN: 18.81
APNIC Region origin ASes announcing only one prefix: 1234
APNIC Region transit ASes present in the Internet Routing Table: 670
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 0
Number of APNIC addresses announced to Internet: 611532288
Equivalent to 36 /8s, 115 /16s and 62 /24s
Percentage of available APNIC address space announced: 77.6
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
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, 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: 139020
Total ARIN prefixes after maximum aggregation: 70856
ARIN Deaggregation factor: 1.96
Prefixes being announced from the ARIN address blocks: 111648
Unique aggregates announced from the ARIN address blocks: 45251
ARIN Region origin ASes present in the Internet Routing Table: 14274
ARIN Prefixes per ASN: 7.82
ARIN Region origin ASes announcing only one prefix: 5467
ARIN Region transit ASes present in the Internet Routing Table: 1418
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 0
Number of ARIN addresses announced to Internet: 798941952
Equivalent to 47 /8s, 158 /16s and 227 /24s
Percentage of available ARIN address space announced: 63.5
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, 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, 173/8,
174/8, 184/8, 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: 84264
Total RIPE prefixes after maximum aggregation: 47951
RIPE Deaggregation factor: 1.76
Prefixes being announced from the RIPE address blocks: 77666
Unique aggregates announced from the RIPE address blocks: 51168
RIPE Region origin ASes present in the Internet Routing Table: 15548
RIPE Prefixes per ASN: 5.00
RIPE Region origin ASes announcing only one prefix: 7793
RIPE Region transit ASes present in the Internet Routing Table: 2418
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 467765760
Equivalent to 27 /8s, 225 /16s and 138 /24s
Percentage of available RIPE address space announced: 75.4
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
196608-198655
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,
176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8,
213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 32206
Total LACNIC prefixes after maximum aggregation: 7390
LACNIC Deaggregation factor: 4.36
Prefixes being announced from the LACNIC address blocks: 31387
Unique aggregates announced from the LACNIC address blocks: 16608
LACNIC Region origin ASes present in the Internet Routing Table: 1436
LACNIC Prefixes per ASN: 21.86
LACNIC Region origin ASes announcing only one prefix: 431
LACNIC Region transit ASes present in the Internet Routing Table: 252
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 19
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 83014144
Equivalent to 4 /8s, 242 /16s and 178 /24s
Percentage of available LACNIC address space announced: 55.0
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 7794
Total AfriNIC prefixes after maximum aggregation: 1854
AfriNIC Deaggregation factor: 4.20
Prefixes being announced from the AfriNIC address blocks: 6145
Unique aggregates announced from the AfriNIC address blocks: 1902
AfriNIC Region origin ASes present in the Internet Routing Table: 447
AfriNIC Prefixes per ASN: 13.75
AfriNIC Region origin ASes announcing only one prefix: 134
AfriNIC Region transit ASes present in the Internet Routing Table: 95
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0
Number of AfriNIC addresses announced to Internet: 23415808
Equivalent to 1 /8s, 101 /16s and 76 /24s
Percentage of available AfriNIC address space announced: 34.9
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1874 9482 602 Korea Telecom (KIX)
17974 1552 470 34 PT Telekomunikasi Indonesia
7545 1517 301 81 TPG Internet Pty Ltd
4755 1460 634 166 TATA Communications formerly
7552 1210 1064 7 Vietel Corporation
24560 1152 336 184 Bharti Airtel Ltd., Telemedia
9583 1058 78 493 Sify Limited
9829 1008 874 51 National Internet Backbone
4808 948 2020 277 CNCGROUP IP network China169
17488 943 165 100 Hathway IP Over Cable Interne
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3648 3822 256 BellSouth.net Inc.
4323 2600 1103 399 tw telecom holdings, inc.
1785 1788 681 127 PaeTec Communications, Inc.
18566 1738 340 232 Covad Communications Co.
6478 1660 312 48 AT&T Services, Inc.
20115 1536 1552 639 Charter Communications
19262 1481 4920 328 Verizon Online LLC
7018 1365 6943 897 AT&T Services, Inc.
22773 1301 2865 85 Cox Communications Inc.
2386 1268 536 910 AT&T Data Communications Serv
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
9116 540 326 30 Goldenlines main autonomous s
6830 518 1780 321 UPC Broadband
34984 509 106 182 BILISIM TELEKOM
3292 457 1997 391 TDC Data Networks
29049 450 33 48 AzerSat LLC.
20940 447 131 342 Akamai Technologies European
8866 442 134 26 Bulgarian Telecommunication C
3320 422 7609 367 Deutsche Telekom AG
12479 408 577 6 France Telecom Espana SA
8551 407 356 39 Bezeq International
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 1456 270 155 Types of queries are: POCs, o
28573 1273 990 88 Types of queries are: POCs, o
8151 1230 2679 356 Uninet S.A. de C.V.
7303 904 466 137 Telecom Argentina S.A.
6503 790 354 74 Axtel, S.A.B. de C.V.
14420 665 53 91 CORPORACION NACIONAL DE TELEC
22047 564 310 15 Types of queries are: POCs, o
3816 516 226 97 Types of queries are: POCs, o
14117 492 46 43 Telefonica del Sur S.A.
11172 491 100 82 Alestra, S. de R.L. de C.V.
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 882 445 11 TEDATA
24863 777 147 35 LINKdotNET AS number
15475 428 90 8 Nile Online
36992 296 415 13 Etisalat MISR
3741 267 985 227 The Internet Solution
6713 240 215 13 Itissalat Al-MAGHRIB
33776 213 12 12 Starcomms Nigeria Limited
24835 207 78 10 RAYA Telecom - Egypt
29571 161 17 11 Ci Telecom Autonomous system
16637 148 441 86 MTN Network Solutions
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3648 3822 256 BellSouth.net Inc.
4323 2600 1103 399 tw telecom holdings, inc.
23456 2335 662 1268 32-bit ASN transition
4766 1874 9482 602 Korea Telecom (KIX)
1785 1788 681 127 PaeTec Communications, Inc.
18566 1738 340 232 Covad Communications Co.
6478 1660 312 48 AT&T Services, Inc.
17974 1552 470 34 PT Telekomunikasi Indonesia
20115 1536 1552 639 Charter Communications
7545 1517 301 81 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 2600 2201 tw telecom holdings, inc.
1785 1788 1661 PaeTec Communications, Inc.
6478 1660 1612 AT&T Services, Inc.
17974 1552 1518 PT Telekomunikasi Indonesia
18566 1738 1506 Covad Communications Co.
7545 1517 1436 TPG Internet Pty Ltd
10620 1456 1301 Types of queries are: POCs, o
4755 1460 1294 TATA Communications formerly
4766 1874 1272 Korea Telecom (KIX)
11492 1260 1245 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65333 PRIVATE 10.0.0.0/8 0 *
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T Services, Inc.
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T Services, Inc.
16504 UNALLOCATED 12.18.155.0/24 30170 Optic Fusion
32567 UNALLOCATED 12.25.107.0/24 4323 tw telecom holdings,
30031 UNALLOCATED 12.27.122.0/24 7018 AT&T Services, Inc.
26095 UNALLOCATED 12.34.8.0/24 7018 AT&T Services, Inc.
21861 UNALLOCATED 12.37.59.0/24 7018 AT&T Services, Inc.
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 Internet Assigned Numbers Aut
169.254.0.0/16 65333 Internet Assigned Numbers Aut
172.16.0.0/12 65333 Internet Assigned Numbers Aut
192.0.2.0/24 65333 Internet Assigned Numbers Aut
192.168.0.0/16 65535 Internet Assigned Numbers Aut
198.18.0.0/15 65333 Internet Assigned Numbers Aut
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
24.225.128.0/18 36377 Comcast Telecommunications, I
24.225.192.0/23 36377 Comcast Telecommunications, I
24.225.192.0/18 36377 Comcast Telecommunications, I
24.225.224.0/21 36377 Comcast Telecommunications, I
24.225.237.0/24 36377 Comcast Telecommunications, I
24.225.248.0/21 36377 Comcast Telecommunications, I
31.208.0.0/16 29518 Bredband2 AB
31.209.0.0/18 29518 Bredband2 AB
31.209.80.0/20 50629 LWLcom GmbH
41.222.79.0/24 36938 >>UNKNOWN<<
Complete listing at http://thyme.rand.apnic.net/london/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 /8:21 /9:12 /10:28 /11:77 /12:222
/13:458 /14:788 /15:1385 /16:11653 /17:5752 /18:9587
/19:19301 /20:25633 /21:25649 /22:33730 /23:32381 /24:184113
/25:11 /26:17 /27:25 /28:156 /29:96 /30:51
/31:0 /32:115
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2248 3648 BellSouth.net Inc.
18566 1712 1738 Covad Communications Co.
6478 1614 1660 AT&T Services, Inc.
10620 1346 1456 Types of queries are: POCs, o
4323 1304 2600 tw telecom holdings, inc.
11492 1209 1260 CABLE ONE, INC.
23456 1174 2335 32-bit ASN transition
7011 1062 1162 Frontier Communications of Am
1785 1054 1788 PaeTec Communications, Inc.
22773 845 1301 Cox Communications Inc.
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:263 2:55 4:14 5:1 6:3 8:353
9:1 12:1988 13:1 14:445 15:15 16:3
17:8 20:10 23:5 24:1618 27:727 31:237
32:55 33:3 34:2 37:1 38:761 40:101
41:2477 42:4 44:3 46:884 47:4 49:169
50:383 52:13 55:5 56:2 57:29 58:793
59:478 60:372 61:1092 62:999 63:1922 64:3916
65:2314 66:4338 67:1867 68:1079 69:2962 70:699
71:346 72:1891 73:1 74:2355 75:301 76:338
77:834 78:687 79:464 80:1091 81:811 82:497
83:448 84:643 85:1077 86:562 87:758 88:323
89:1594 90:183 91:3711 92:511 93:1057 94:1265
95:793 96:473 97:255 98:840 99:35 101:63
103:9 106:1 107:8 108:83 109:946 110:556
111:703 112:311 113:400 114:522 115:679 116:936
117:675 118:785 119:1128 120:300 121:648 122:1615
123:1061 124:1248 125:1207 128:208 129:157 130:166
131:562 132:101 133:19 134:209 135:49 136:211
137:139 138:302 139:111 140:458 141:238 142:384
143:399 144:484 145:52 146:437 147:210 148:580
149:242 150:163 151:187 152:308 153:179 154:2
155:396 156:187 157:324 158:132 159:376 160:313
161:204 162:278 163:154 164:480 165:346 166:511
167:427 168:714 169:152 170:785 171:76 172:1
173:1541 174:537 175:350 177:91 178:862 180:812
181:16 182:426 183:205 184:256 185:1 186:1149
187:802 188:841 189:944 190:4833 192:5744 193:4842
194:3469 195:2970 196:1202 197:15 198:3507 199:3882
200:5505 201:1507 202:8119 203:8302 204:4064 205:2299
206:2655 207:2968 208:3944 209:3455 210:2650 211:1379
212:1993 213:1709 214:727 215:68 216:4860 217:1640
218:552 219:372 220:1198 221:468 222:325 223:142
End of report
_______________________________________________
bgp-stats mailing list
bgp-stats@lists.apnic.net
http://mailman.apnic.net/mailman/listinfo/bgp-stats
No comments:
Post a Comment