Routing Table Report 04:00 +10GMT Tue 31 May, 2011
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 358365
Prefixes after maximum aggregation: 162019
Deaggregation factor: 2.21
Unique aggregates announced to Internet: 177413
Total ASes present in the Internet Routing Table: 37708
Prefixes per ASN: 9.50
Origin-only ASes present in the Internet Routing Table: 31500
Origin ASes announcing only one prefix: 15136
Transit ASes present in the Internet Routing Table: 5098
Transit-only ASes present in the Internet Routing Table: 136
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 36
Max AS path prepend of ASN (48687) 24
Prefixes from unregistered ASNs in the Routing Table: 717
Unregistered ASNs in the Routing Table: 378
Number of 32-bit ASNs allocated by the RIRs: 1397
Number of 32-bit ASNs visible in the Routing Table: 1110
Prefixes from 32-bit ASNs in the Routing Table: 2543
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 164
Number of addresses announced to Internet: 2439904960
Equivalent to 145 /8s, 109 /16s and 254 /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: 91.0
Total number of prefixes smaller than registry allocations: 149245
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 89249
Total APNIC prefixes after maximum aggregation: 30032
APNIC Deaggregation factor: 2.97
Prefixes being announced from the APNIC address blocks: 85690
Unique aggregates announced from the APNIC address blocks: 36713
APNIC Region origin ASes present in the Internet Routing Table: 4477
APNIC Prefixes per ASN: 19.14
APNIC Region origin ASes announcing only one prefix: 1260
APNIC Region transit ASes present in the Internet Routing Table: 704
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 19
Number of APNIC region 32-bit ASNs visible in the Routing Table: 48
Number of APNIC addresses announced to Internet: 618814496
Equivalent to 36 /8s, 226 /16s and 92 /24s
Percentage of available APNIC address space announced: 78.5
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: 140331
Total ARIN prefixes after maximum aggregation: 71326
ARIN Deaggregation factor: 1.97
Prefixes being announced from the ARIN address blocks: 112617
Unique aggregates announced from the ARIN address blocks: 45874
ARIN Region origin ASes present in the Internet Routing Table: 14399
ARIN Prefixes per ASN: 7.82
ARIN Region origin ASes announcing only one prefix: 5493
ARIN Region transit ASes present in the Internet Routing Table: 1503
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 12
Number of ARIN addresses announced to Internet: 801924608
Equivalent to 47 /8s, 204 /16s and 102 /24s
Percentage of available ARIN address space announced: 63.7
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: 84915
Total RIPE prefixes after maximum aggregation: 48399
RIPE Deaggregation factor: 1.75
Prefixes being announced from the RIPE address blocks: 78323
Unique aggregates announced from the RIPE address blocks: 51849
RIPE Region origin ASes present in the Internet Routing Table: 15625
RIPE Prefixes per ASN: 5.01
RIPE Region origin ASes announcing only one prefix: 7817
RIPE Region transit ASes present in the Internet Routing Table: 2463
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 819
Number of RIPE addresses announced to Internet: 474509312
Equivalent to 28 /8s, 72 /16s and 112 /24s
Percentage of available RIPE address space announced: 76.4
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: 33052
Total LACNIC prefixes after maximum aggregation: 7529
LACNIC Deaggregation factor: 4.39
Prefixes being announced from the LACNIC address blocks: 32131
Unique aggregates announced from the LACNIC address blocks: 16859
LACNIC Region origin ASes present in the Internet Routing Table: 1458
LACNIC Prefixes per ASN: 22.04
LACNIC Region origin ASes announcing only one prefix: 430
LACNIC Region transit ASes present in the Internet Routing Table: 265
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 21
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 226
Number of LACNIC addresses announced to Internet: 84087808
Equivalent to 5 /8s, 3 /16s and 20 /24s
Percentage of available LACNIC address space announced: 55.7
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: 8052
Total AfriNIC prefixes after maximum aggregation: 1896
AfriNIC Deaggregation factor: 4.25
Prefixes being announced from the AfriNIC address blocks: 6377
Unique aggregates announced from the AfriNIC address blocks: 1919
AfriNIC Region origin ASes present in the Internet Routing Table: 453
AfriNIC Prefixes per ASN: 14.08
AfriNIC Region origin ASes announcing only one prefix: 136
AfriNIC Region transit ASes present in the Internet Routing Table: 97
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5
Number of AfriNIC addresses announced to Internet: 23493888
Equivalent to 1 /8s, 102 /16s and 125 /24s
Percentage of available AfriNIC address space announced: 35.0
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 2461 9500 922 Korea Telecom (KIX)
17974 1855 516 32 PT TELEKOMUNIKASI INDONESIA
7545 1537 301 85 TPG Internet Pty Ltd
4755 1473 635 169 TATA Communications formerly
24560 1155 337 187 Bharti Airtel Ltd., Telemedia
7552 1140 1064 7 Vietel Corporation
4808 1081 2141 302 CNCGROUP IP network: China169
9583 1077 79 507 Sify Limited
9829 1040 876 52 BSNL National Internet Backbo
18101 931 116 140 Reliance Infocom Ltd Internet
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 3641 3822 254 bellsouth.net, inc.
4323 1972 1081 399 Time Warner Telecom
18566 1875 355 271 Covad Communications
1785 1789 681 123 PaeTec Communications, Inc.
6478 1704 317 50 AT&T Worldnet Services
20115 1535 1540 633 Charter Communications
19262 1490 4935 308 Verizon Global Networks
7018 1362 7068 886 AT&T WorldNet Services
22773 1335 2897 88 Cox Communications, Inc.
11492 1280 240 15 Cable One
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
6830 516 1780 319 UPC Distribution Services
34984 515 106 178 BILISIM TELEKOM
3292 462 2078 397 TDC Tele Danmark
20940 456 133 350 Akamai Technologies European
29049 451 33 48 AzerSat LLC.
8866 445 134 26 Bulgarian Telecommunication C
12479 430 577 6 Uni2 Autonomous System
3320 425 8152 370 Deutsche Telekom AG
8551 406 355 45 Bezeq International
702 396 1803 310 UUNET - Commercial IP service
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 1502 275 158 TVCABLE BOGOTA
8151 1381 2710 365 UniNet S.A. de C.V.
28573 1321 991 88 NET Servicos de Comunicao S.A
7303 959 504 151 Telecom Argentina Stet-France
6503 731 354 73 AVANTEL, S.A.
14420 670 54 91 CORPORACION NACIONAL DE TELEC
22047 565 310 15 VTR PUNTO NET S.A.
3816 522 227 101 Empresa Nacional de Telecomun
13489 514 262 123 Orbitel S.A. E.S.P.
11172 495 84 84 Servicios Alestra S.A de C.V
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 870 445 11 TEDATA
24863 784 147 37 LINKdotNET AS number
15475 543 90 8 Nile Online
36992 307 399 15 Etisalat MISR
3741 263 937 226 The Internet Solution
6713 241 215 13 Itissalat Al-MAGHRIB
33776 218 12 11 Starcomms Nigeria Limited
24835 209 78 10 RAYA Telecom - Egypt
29571 163 19 12 Ci Telecom Autonomous system
16637 150 441 86 MTN Network Solutions
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
6389 3641 3822 254 bellsouth.net, inc.
23456 2543 632 1371 32-bit ASN transition
4766 2461 9500 922 Korea Telecom (KIX)
4323 1972 1081 399 Time Warner Telecom
18566 1875 355 271 Covad Communications
17974 1855 516 32 PT TELEKOMUNIKASI INDONESIA
1785 1789 681 123 PaeTec Communications, Inc.
6478 1704 317 50 AT&T Worldnet Services
7545 1537 301 85 TPG Internet Pty Ltd
20115 1535 1540 633 Charter Communications
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
17974 1855 1823 PT TELEKOMUNIKASI INDONESIA
1785 1789 1666 PaeTec Communications, Inc.
6478 1704 1654 AT&T Worldnet Services
18566 1875 1604 Covad Communications
4323 1972 1573 Time Warner Telecom
4766 2461 1539 Korea Telecom (KIX)
7545 1537 1452 TPG Internet Pty Ltd
10620 1502 1344 TVCABLE BOGOTA
4755 1473 1304 TATA Communications formerly
11492 1280 1265 Cable One
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom
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
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
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
27.0.128.0/17 7514 Media Exchange, Inc.
41.190.32.0/23 31856 CABSAS
41.190.34.0/23 31856 CABSAS
41.190.36.0/23 31856 CABSAS
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 /8:20 /9:12 /10:28 /11:81 /12:227
/13:461 /14:795 /15:1394 /16:11762 /17:5830 /18:9762
/19:19312 /20:25702 /21:25888 /22:34125 /23:33086 /24:186607
/25:1099 /26:1276 /27:716 /28:166 /29:8 /30:2
/31:0 /32:6
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2242 3641 bellsouth.net, inc.
18566 1838 1875 Covad Communications
6478 1658 1704 AT&T Worldnet Services
10620 1392 1502 TVCABLE BOGOTA
23456 1229 2543 32-bit ASN transition
11492 1226 1280 Cable One
7011 1061 1160 Citizens Utilities
1785 1051 1789 PaeTec Communications, Inc.
4323 885 1972 Time Warner Telecom
22773 850 1335 Cox Communications, Inc.
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:280 2:48 4:16 5:1 6:3 8:353
12:1981 13:1 14:463 15:15 16:3 17:8
20:10 23:7 24:1645 27:779 31:356 32:60
33:4 34:2 37:1 38:738 40:101 41:2538
42:6 44:3 46:926 47:3 49:198 50:422
52:13 54:2 55:5 56:2 57:29 58:844
59:480 60:387 61:1235 62:1041 63:1937 64:3934
65:2293 66:4147 67:1872 68:1085 69:2992 70:698
71:347 72:1889 73:1 74:2355 75:302 76:341
77:869 78:689 79:458 80:1084 81:838 82:495
83:441 84:678 85:1060 86:593 87:754 88:322
89:1537 90:203 91:3785 92:514 93:1054 94:1280
95:803 96:506 97:250 98:852 99:35 101:57
103:30 106:1 107:7 108:85 109:939 110:602
111:706 112:304 113:403 114:535 115:673 116:955
117:692 118:831 119:1142 120:311 121:672 122:1622
123:999 124:1266 125:1228 128:262 129:173 130:164
131:568 132:109 133:19 134:213 135:48 136:206
137:143 138:300 139:110 140:482 141:239 142:404
143:402 144:484 145:53 146:447 147:209 148:591
149:242 150:168 151:186 152:326 153:178 154:3
155:397 156:193 157:352 158:138 159:381 160:314
161:207 162:282 163:164 164:500 165:354 166:515
167:428 168:731 169:155 170:805 171:77 172:1
173:1558 174:551 175:371 176:129 177:155 178:990
180:852 181:17 182:454 183:210 184:283 185:1
186:1174 187:776 188:845 189:902 190:4827 192:5844
193:4892 194:3494 195:2984 196:1220 197:19 198:3570
199:3891 200:5539 201:1487 202:8308 203:8403 204:4172
205:2311 206:2677 207:2874 208:3967 209:3469 210:2739
211:1395 212:1986 213:1733 214:732 215:72 216:4909
217:1628 218:565 219:363 220:1203 221:491 222:342
223:148
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