Routing Table Report 00:00 GMT Tue 24 May, 2011
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/rviews/
Analysis Summary
----------------
BGP routing table entries examined: 362123
Prefixes after maximum aggregation: 163341
Deaggregation factor: 2.22
Unique aggregates announced to Internet: 176734
Total ASes present in the Internet Routing Table: 37648
Prefixes per ASN: 9.62
Origin-only ASes present in the Internet Routing Table: 31464
Origin ASes announcing only one prefix: 15041
Transit ASes present in the Internet Routing Table: 5085
Transit-only ASes present in the Internet Routing Table: 124
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 27
Max AS path prepend of ASN (36992) 22
Prefixes from unregistered ASNs in the Routing Table: 3298
Unregistered ASNs in the Routing Table: 376
Number of 32-bit ASNs allocated by the RIRs: 1370
Number of 32-bit ASNs visible in the Routing Table: 1099
Prefixes from 32-bit ASNs in the Routing Table: 2506
Special use prefixes present in the Routing Table: 78
Prefixes being announced from unallocated address space: 166
Number of addresses announced to Internet: 2433893991
Equivalent to 145 /8s, 18 /16s and 70 /24s
Percentage of available address space announced: 65.7
Percentage of allocated address space announced: 65.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 90.9
Total number of prefixes smaller than registry allocations: 150125
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 87394
Total APNIC prefixes after maximum aggregation: 28949
APNIC Deaggregation factor: 3.02
Prefixes being announced from the APNIC address blocks: 83921
Unique aggregates announced from the APNIC address blocks: 36718
APNIC Region origin ASes present in the Internet Routing Table: 4439
APNIC Prefixes per ASN: 18.91
APNIC Region origin ASes announcing only one prefix: 1245
APNIC Region transit ASes present in the Internet Routing Table: 691
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 21
Number of APNIC region 32-bit ASNs visible in the Routing Table: 47
Number of APNIC addresses announced to Internet: 615445953
Equivalent to 36 /8s, 174 /16s and 245 /24s
Percentage of available APNIC address space announced: 78.0
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: 143387
Total ARIN prefixes after maximum aggregation: 73560
ARIN Deaggregation factor: 1.95
Prefixes being announced from the ARIN address blocks: 115331
Unique aggregates announced from the ARIN address blocks: 45581
ARIN Region origin ASes present in the Internet Routing Table: 14382
ARIN Prefixes per ASN: 8.02
ARIN Region origin ASes announcing only one prefix: 5459
ARIN Region transit ASes present in the Internet Routing Table: 1464
Average ARIN Region AS path length visible: 4.1
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: 801760792
Equivalent to 47 /8s, 201 /16s and 230 /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: 87781
Total RIPE prefixes after maximum aggregation: 48629
RIPE Deaggregation factor: 1.81
Prefixes being announced from the RIPE address blocks: 80453
Unique aggregates announced from the RIPE address blocks: 51525
RIPE Region origin ASes present in the Internet Routing Table: 15647
RIPE Prefixes per ASN: 5.14
RIPE Region origin ASes announcing only one prefix: 7771
RIPE Region transit ASes present in the Internet Routing Table: 2487
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 815
Number of RIPE addresses announced to Internet: 473671916
Equivalent to 28 /8s, 59 /16s and 168 /24s
Percentage of available RIPE address space announced: 76.3
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: 32860
Total LACNIC prefixes after maximum aggregation: 7505
LACNIC Deaggregation factor: 4.38
Prefixes being announced from the LACNIC address blocks: 31995
Unique aggregates announced from the LACNIC address blocks: 16781
LACNIC Region origin ASes present in the Internet Routing Table: 1455
LACNIC Prefixes per ASN: 21.99
LACNIC Region origin ASes announcing only one prefix: 428
LACNIC Region transit ASes present in the Internet Routing Table: 262
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 19
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 220
Number of LACNIC addresses announced to Internet: 83565576
Equivalent to 4 /8s, 251 /16s and 28 /24s
Percentage of available LACNIC address space announced: 55.3
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: 7888
Total AfriNIC prefixes after maximum aggregation: 1880
AfriNIC Deaggregation factor: 4.20
Prefixes being announced from the AfriNIC address blocks: 6223
Unique aggregates announced from the AfriNIC address blocks: 1914
AfriNIC Region origin ASes present in the Internet Routing Table: 451
AfriNIC Prefixes per ASN: 13.80
AfriNIC Region origin ASes announcing only one prefix: 138
AfriNIC Region transit ASes present in the Internet Routing Table: 103
Average AfriNIC Region AS path length visible: 4.4
Max AfriNIC Region AS path length visible: 26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5
Number of AfriNIC addresses announced to Internet: 23217664
Equivalent to 1 /8s, 98 /16s and 70 /24s
Percentage of available AfriNIC address space announced: 34.6
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 1900 9507 617 Korea Telecom (KIX)
17974 1834 508 33 PT TELEKOMUNIKASI INDONESIA
7545 1555 301 86 TPG Internet Pty Ltd
4755 1469 374 165 Videsh Sanchar Nigam Ltd. Aut
24560 1151 336 184 Bharti Airtel Ltd.
7552 1140 1064 7 Vietel Corporation
9583 1082 81 511 Sify Limited
9829 1039 874 51 BSNL National Internet Backbo
4808 962 2027 278 CNCGROUP IP network: China169
17488 945 170 101 Hathway IP Over Cable Interne
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3644 3822 256 bellsouth.net, inc.
4323 1975 1097 399 Time Warner Telecom
18566 1904 362 266 Covad Communications
1785 1787 681 124 AppliedTheory Corporation
6478 1695 315 50 AT&T Worldnet Services
20115 1588 1544 634 Charter Communications
19262 1492 4943 300 Verizon Global Networks
7018 1370 7085 894 AT&T WorldNet Services
22773 1332 2897 88 Cox Communications, Inc.
2386 1271 535 912 AT&T Data Communications Serv
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
286 1014 798 176 KPNQwest Backbone AS
9116 539 326 30 Goldenlines main autonomous s
6830 520 1780 320 UPC Distribution Services
3292 515 2062 396 TDC Tele Danmark
34984 514 106 182 Tellcom Iletisim Hizmetleri
20940 462 135 354 Akamai Technologies European
29049 456 33 45 AzerSat LLC.
8866 444 134 26 Bulgarian Telecommunication C
12479 430 577 6 Uni2 Autonomous System
3320 418 8149 364 Deutsche Telekom AG
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 1481 273 154 TVCABLE BOGOTA
8151 1376 2685 360 Uninet S.A. de C.V.
28573 1313 991 86 Types of queries are: POCs, o
7303 925 470 151 Telecom Argentina Stet-France
6503 734 354 74 AVANTEL, S.A.
14420 670 54 91 Types of queries are: POCs, o
22047 563 310 15 Types of queries are: POCs, o
3816 523 227 100 COLOMBIA TELECOMUNICACIONES S
13489 517 262 121 Orbitel S.A. E.S.P.
27947 503 53 51 Telconet S.A
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 889 445 11 TEDATA
24863 788 147 38 LINKdotNET AS number
15475 417 90 8 Nile Online
36992 287 315 18 Etisalat MISR
3741 268 985 228 The Internet Solution
6713 241 215 13 Itissalat Al-MAGHRIB
33776 217 12 11 Starcomms Nigeria Limited
24835 208 78 10 RAYA Telecom - Egypt
29571 162 17 11 Ci Telecom Autonomous system
16637 153 441 87 Johnnic e-Ventures
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3644 3822 256 bellsouth.net, inc.
23456 2506 632 1361 >>UNKNOWN<<
4323 1975 1097 399 Time Warner Telecom
18566 1904 362 266 Covad Communications
4766 1900 9507 617 Korea Telecom (KIX)
17974 1834 508 33 PT TELEKOMUNIKASI INDONESIA
1785 1787 681 124 AppliedTheory Corporation
6478 1695 315 50 AT&T Worldnet Services
20115 1588 1544 634 Charter Communications
7545 1555 301 86 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
17974 1834 1801 PT TELEKOMUNIKASI INDONESIA
1785 1787 1663 AppliedTheory Corporation
6478 1695 1645 AT&T Worldnet Services
18566 1904 1638 Covad Communications
4323 1975 1576 Time Warner Telecom
7545 1555 1469 TPG Internet Pty Ltd
10620 1481 1327 TVCABLE BOGOTA
4755 1469 1304 Videsh Sanchar Nigam Ltd. Aut
4766 1900 1283 Korea Telecom (KIX)
11492 1260 1245 Cable One
Complete listing at http://thyme.rand.apnic.net/rviews/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 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom
26973 UNALLOCATED 12.39.152.0/24 1239 Sprint
26973 UNALLOCATED 12.39.154.0/23 1239 Sprint
26973 UNALLOCATED 12.39.155.0/24 1239 Sprint
26973 UNALLOCATED 12.39.159.0/24 1239 Sprint
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/rviews/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.29.244.56/29 286 KPNQwest Backbone AS
10.29.245.1/32 286 KPNQwest Backbone AS
10.29.245.2/32 286 KPNQwest Backbone AS
10.29.245.15/32 286 KPNQwest Backbone AS
10.29.245.19/32 286 KPNQwest Backbone AS
10.29.245.20/32 286 KPNQwest Backbone AS
10.29.245.21/32 286 KPNQwest Backbone AS
10.29.245.22/32 286 KPNQwest Backbone AS
10.29.245.25/32 286 KPNQwest Backbone AS
10.29.245.26/32 286 KPNQwest Backbone AS
Complete listing at http://thyme.rand.apnic.net/rviews/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
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/rviews/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 /11:80 /12:226
/13:461 /14:800 /15:1426 /16:11913 /17:6063 /18:10059
/19:19841 /20:26384 /21:26325 /22:34574 /23:33563 /24:187719
/25:373 /26:350 /27:172 /28:286 /29:175 /30:596
/31:65 /32:611
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2243 3644 bellsouth.net, inc.
18566 1862 1904 Covad Communications
6478 1649 1695 AT&T Worldnet Services
10620 1371 1481 TVCABLE BOGOTA
23456 1223 2506 >>UNKNOWN<<
11492 1206 1260 Cable One
7011 1060 1159 Citizens Utilities
1785 1051 1787 AppliedTheory Corporation
4323 885 1975 Time Warner Telecom
286 874 1014 KPNQwest Backbone AS
Complete listing at http://thyme.rand.apnic.net/rviews/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:279 2:73 4:20 5:1 6:3 8:353
12:1988 13:1 14:457 15:15 16:3 17:8
20:10 23:7 24:1643 27:765 31:349 32:126
33:4 34:2 37:1 38:741 40:101 41:2531
42:5 44:3 46:929 47:4 49:198 50:417
52:13 54:2 55:3 56:2 57:40 58:846
59:483 60:387 61:1240 62:984 63:1950 64:3956
65:2279 66:4172 67:1871 68:1269 69:3088 70:749
71:357 72:1913 73:3 74:2407 75:315 76:348
77:908 78:711 79:482 80:1102 81:828 82:506
83:457 84:647 85:1079 86:604 87:777 88:335
89:1584 90:204 91:3790 92:518 93:1079 94:1299
95:823 96:506 97:249 98:844 99:35 101:58
103:13 106:1 107:7 108:85 109:954 110:602
111:716 112:303 113:399 114:536 115:669 116:971
117:695 118:822 119:1134 120:309 121:671 122:1626
123:1001 124:1266 125:1229 128:262 129:175 130:163
131:574 132:109 133:19 134:214 135:48 136:215
137:144 138:301 139:124 140:483 141:239 142:406
143:400 144:481 145:54 146:439 147:220 148:519
149:244 150:170 151:186 152:305 153:178 154:3
155:395 156:194 157:353 158:135 159:387 160:316
161:207 162:282 163:163 164:504 165:372 166:516
167:426 168:729 169:154 170:795 171:77 172:1
173:1578 174:553 175:375 177:139 178:913 180:840
181:17 182:449 183:207 184:357 185:1 186:1168
187:744 188:863 189:899 190:4820 192:5823 193:4872
194:3532 195:3115 196:1220 197:19 198:3605 199:3913
200:5537 201:1493 202:8370 203:8413 204:4169 205:2331
206:2741 207:2915 208:3973 209:3471 210:2741 211:1428
212:2049 213:1781 214:731 215:69 216:4898 217:1644
218:568 219:364 220:1204 221:487 222:340 223:151
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