Routing Table Report 08:00 +10GMT Wed 19 Jan, 2011
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 337423
Prefixes after maximum aggregation: 153718
Deaggregation factor: 2.20
Unique aggregates announced to Internet: 168698
Total ASes present in the Internet Routing Table: 35510
Prefixes per ASN: 9.50
Origin-only ASes present in the Internet Routing Table: 30713
Origin ASes announcing only one prefix: 14938
Transit ASes present in the Internet Routing Table: 4797
Transit-only ASes present in the Internet Routing Table: 111
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 31
Max AS path prepend of ASN (36992) 29
Prefixes from unregistered ASNs in the Routing Table: 321
Unregistered ASNs in the Routing Table: 124
Number of 32-bit ASNs allocated by the RIRs: 1010
Prefixes from 32-bit ASNs in the Routing Table: 1562
Special use prefixes present in the Routing Table: 6
Prefixes being announced from unallocated address space: 227
Number of addresses announced to Internet: 2572424192
Equivalent to 153 /8s, 84 /16s and 20 /24s
Percentage of available address space announced: 69.4
Percentage of allocated address space announced: 71.7
Percentage of available address space allocated: 96.8
Percentage of address space in use by end-sites: 87.7
Total number of prefixes smaller than registry allocations: 137380
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 81327
Total APNIC prefixes after maximum aggregation: 27710
APNIC Deaggregation factor: 2.93
Prefixes being announced from the APNIC address blocks: 78965
Unique aggregates announced from the APNIC address blocks: 35353
APNIC Region origin ASes present in the Internet Routing Table: 4250
APNIC Prefixes per ASN: 18.58
APNIC Region origin ASes announcing only one prefix: 1224
APNIC Region transit ASes present in the Internet Routing Table: 652
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 580229376
Equivalent to 34 /8s, 149 /16s and 153 /24s
Percentage of available APNIC address space announced: 78.6
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, 42/8, 43/8, 49/8,
58/8, 59/8, 60/8, 61/8, 101/8, 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: 134884
Total ARIN prefixes after maximum aggregation: 69101
ARIN Deaggregation factor: 1.95
Prefixes being announced from the ARIN address blocks: 107850
Unique aggregates announced from the ARIN address blocks: 44305
ARIN Region origin ASes present in the Internet Routing Table: 14045
ARIN Prefixes per ASN: 7.68
ARIN Region origin ASes announcing only one prefix: 5375
ARIN Region transit ASes present in the Internet Routing Table: 1397
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 778482176
Equivalent to 46 /8s, 102 /16s and 178 /24s
Percentage of available ARIN address space announced: 65.4
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, 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, 47/8, 48/8, 50/8, 52/8, 54/8,
55/8, 56/8, 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,
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: 80698
Total RIPE prefixes after maximum aggregation: 45951
RIPE Deaggregation factor: 1.76
Prefixes being announced from the RIPE address blocks: 74126
Unique aggregates announced from the RIPE address blocks: 47977
RIPE Region origin ASes present in the Internet Routing Table: 15202
RIPE Prefixes per ASN: 4.88
RIPE Region origin ASes announcing only one prefix: 7766
RIPE Region transit ASes present in the Internet Routing Table: 2351
Average RIPE Region AS path length visible: 3.4
Max RIPE Region AS path length visible: 25
Number of RIPE addresses announced to Internet: 455496960
Equivalent to 27 /8s, 38 /16s and 85 /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, 193/8, 194/8, 195/8, 212/8, 213/8,
217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 30854
Total LACNIC prefixes after maximum aggregation: 7147
LACNIC Deaggregation factor: 4.32
Prefixes being announced from the LACNIC address blocks: 29761
Unique aggregates announced from the LACNIC address blocks: 15693
LACNIC Region origin ASes present in the Internet Routing Table: 1407
LACNIC Prefixes per ASN: 21.15
LACNIC Region origin ASes announcing only one prefix: 436
LACNIC Region transit ASes present in the Internet Routing Table: 239
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 79075072
Equivalent to 4 /8s, 182 /16s and 151 /24s
Percentage of available LACNIC address space announced: 58.9
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 177/8, 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: 7411
Total AfriNIC prefixes after maximum aggregation: 1965
AfriNIC Deaggregation factor: 3.77
Prefixes being announced from the AfriNIC address blocks: 5731
Unique aggregates announced from the AfriNIC address blocks: 1860
AfriNIC Region origin ASes present in the Internet Routing Table: 434
AfriNIC Prefixes per ASN: 13.21
AfriNIC Region origin ASes announcing only one prefix: 137
AfriNIC Region transit ASes present in the Internet Routing Table: 94
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 31
Number of AfriNIC addresses announced to Internet: 21668608
Equivalent to 1 /8s, 74 /16s and 163 /24s
Percentage of available AfriNIC address space announced: 43.1
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 105/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1755 9484 512 Korea Telecom (KIX)
7545 1545 298 76 TPG Internet Pty Ltd
17974 1412 459 28 PT TELEKOMUNIKASI INDONESIA
4755 1395 636 159 TATA Communications formerly
24560 1095 317 181 Bharti Airtel Ltd., Telemedia
9583 1041 76 486 Sify Limited
17488 949 162 103 Hathway IP Over Cable Interne
4808 921 2012 264 CNCGROUP IP network: China169
18101 918 117 140 Reliance Infocom Ltd Internet
9829 852 726 50 BSNL National Internet Backbo
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 3711 3855 267 bellsouth.net, inc.
4323 2645 1093 404 Time Warner Telecom
19262 1838 4941 286 Verizon Global Networks
1785 1790 697 132 PaeTec Communications, Inc.
20115 1525 1530 641 Charter Communications
6478 1452 288 68 AT&T Worldnet Services
7018 1388 5685 900 AT&T WorldNet Services
2386 1300 554 935 AT&T Data Communications Serv
22773 1273 2864 77 Cox Communications, Inc.
11492 1258 233 81 Cable One
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
6830 499 1763 305 UPC Distribution Services
9116 488 328 31 Goldenlines main autonomous s
9198 460 266 14 Kazakhtelecom Data Network Ad
34984 457 97 137 BILISIM TELEKOM
3292 443 2010 386 TDC Tele Danmark
8866 436 133 23 Bulgarian Telecommunication C
8551 404 355 38 Bezeq International
702 403 1851 316 UUNET - Commercial IP service
12479 403 577 6 Uni2 Autonomous System
3320 399 7616 348 Deutsche Telekom AG
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 1349 251 165 TVCABLE BOGOTA
28573 1219 952 80 NET Servicos de Comunicao S.A
8151 1194 2589 357 UniNet S.A. de C.V.
6503 1137 355 80 AVANTEL, S.A.
7303 862 460 102 Telecom Argentina Stet-France
14420 603 50 88 ANDINATEL S.A.
22047 566 310 15 VTR PUNTO NET S.A.
3816 500 218 99 Empresa Nacional de Telecomun
7738 478 922 30 Telecomunicacoes da Bahia S.A
14117 455 33 33 Telefonica del Sur S.A.
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 793 445 11 TEDATA
24863 751 147 37 LINKdotNET AS number
36992 634 281 154 Etisalat MISR
3741 264 987 226 The Internet Solution
24835 215 78 10 RAYA Telecom - Egypt
6713 203 199 12 Itissalat Al-MAGHRIB
29571 194 19 11 Ci Telecom Autonomous system
33776 184 12 14 Starcomms Nigeria Limited
2018 166 277 64 Tertiary Education Network
16637 162 440 89 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 3711 3855 267 bellsouth.net, inc.
4323 2645 1093 404 Time Warner Telecom
19262 1838 4941 286 Verizon Global Networks
1785 1790 697 132 PaeTec Communications, Inc.
4766 1755 9484 512 Korea Telecom (KIX)
23456 1562 391 867 32-bit ASN transition
7545 1545 298 76 TPG Internet Pty Ltd
20115 1525 1530 641 Charter Communications
6478 1452 288 68 AT&T Worldnet Services
17974 1412 459 28 PT TELEKOMUNIKASI INDONESIA
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 2645 2241 Time Warner Telecom
1785 1790 1658 PaeTec Communications, Inc.
19262 1838 1552 Verizon Global Networks
7545 1545 1469 TPG Internet Pty Ltd
6478 1452 1384 AT&T Worldnet Services
17974 1412 1384 PT TELEKOMUNIKASI INDONESIA
4766 1755 1243 Korea Telecom (KIX)
4755 1395 1236 TATA Communications formerly
22773 1273 1196 Cox Communications, Inc.
10620 1349 1184 TVCABLE BOGOTA
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 *
16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
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 0 *
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
5.0.0.0/16 12654 RIPE NCC RIS Project
5.0.0.0/8 237 Merit Network
5.1.0.0/21 12654 RIPE NCC RIS Project
5.1.24.0/24 12654 RIPE NCC RIS Project
24.129.192.0/19 7922 Continental Cablevision
37.0.0.0/16 12654 RIPE NCC RIS Project
37.0.0.0/8 237 Merit Network
37.1.0.0/21 12654 RIPE NCC RIS Project
37.1.24.0/24 12654 RIPE NCC RIS Project
41.75.144.0/20 37165 WebRunner Limited
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 /8:33 /9:10 /10:25 /11:70 /12:214
/13:437 /14:758 /15:1350 /16:11445 /17:5581 /18:9259
/19:18826 /20:24156 /21:24349 /22:32209 /23:31095 /24:177154
/25:11 /26:17 /27:25 /28:150 /29:93 /30:43
/31:0 /32:113
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2289 3711 bellsouth.net, inc.
4323 1428 2645 Time Warner Telecom
6478 1408 1452 AT&T Worldnet Services
10620 1240 1349 TVCABLE BOGOTA
11492 1214 1258 Cable One
7011 1068 1171 Citizens Utilities
18566 1066 1085 Covad Communications
1785 1060 1790 PaeTec Communications, Inc.
19262 952 1838 Verizon Global Networks
6503 923 1137 AVANTEL, S.A.
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:165 2:23 4:13 5:1 8:325 12:2029
13:6 14:337 15:15 16:3 17:8 20:9
23:1 24:1452 27:536 32:57 33:5 34:2
36:1 37:1 38:683 40:101 41:2305 42:1
44:3 46:478 47:5 49:139 50:49 52:12
55:5 56:2 57:28 58:763 59:481 60:384
61:1022 62:1047 63:1926 64:3729 65:2339 66:4070
67:1754 68:1000 69:2877 70:716 71:390 72:1984
73:1 74:2291 75:291 76:328 77:852 78:694
79:434 80:1037 81:814 82:534 83:460 84:636
85:1040 86:524 87:741 88:348 89:1555 90:153
91:3405 92:490 93:1029 94:1155 95:755 96:407
97:248 98:751 99:33 101:18 107:3 108:77
109:844 110:465 111:682 112:303 113:364 114:470
115:618 116:874 117:669 118:631 119:1022 120:237
121:684 122:1591 123:1040 124:1238 125:1208 128:195
129:151 130:166 131:563 132:104 133:20 134:209
135:50 136:213 137:143 138:290 139:127 140:459
141:198 142:345 143:375 144:484 145:51 146:418
147:192 148:609 149:302 150:151 151:230 152:298
153:175 154:2 155:345 156:170 157:311 158:126
159:369 160:312 161:183 162:277 163:150 164:460
165:332 166:473 167:422 168:723 169:148 170:740
171:68 172:2 173:1218 174:505 175:305 176:1
177:3 178:740 180:743 182:375 183:252 184:203
186:926 187:784 188:875 189:1016 190:4323 192:5726
193:4776 194:3483 195:2909 196:1249 197:1 198:3469
199:3702 200:5573 201:1570 202:8037 203:8337 204:3990
205:2314 206:2425 207:2894 208:3853 209:3453 210:2578
211:1327 212:1869 213:1720 214:749 215:62 216:4820
217:1625 218:518 219:381 220:1190 221:428 222:315
223:85
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