Routing Table Report 04:00 +10GMT Thu 08 Jul, 2010
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 324781
Prefixes after maximum aggregation: 149455
Deaggregation factor: 2.17
Unique aggregates announced to Internet: 158816
Total ASes present in the Internet Routing Table: 34292
Prefixes per ASN: 9.47
Origin-only ASes present in the Internet Routing Table: 29778
Origin ASes announcing only one prefix: 14426
Transit ASes present in the Internet Routing Table: 4514
Transit-only ASes present in the Internet Routing Table: 108
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN (41664) 21
Prefixes from unregistered ASNs in the Routing Table: 282
Unregistered ASNs in the Routing Table: 114
Number of 32-bit ASNs allocated by the RIRs: 666
Prefixes from 32-bit ASNs in the Routing Table: 797
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 165
Number of addresses announced to Internet: 2253061376
Equivalent to 134 /8s, 74 /16s and 253 /24s
Percentage of available address space announced: 60.8
Percentage of allocated address space announced: 65.5
Percentage of available address space allocated: 92.8
Percentage of address space in use by end-sites: 83.6
Total number of prefixes smaller than registry allocations: 155140
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 78549
Total APNIC prefixes after maximum aggregation: 27019
APNIC Deaggregation factor: 2.91
Prefixes being announced from the APNIC address blocks: 75403
Unique aggregates announced from the APNIC address blocks: 33270
APNIC Region origin ASes present in the Internet Routing Table: 4106
APNIC Prefixes per ASN: 18.36
APNIC Region origin ASes announcing only one prefix: 1133
APNIC Region transit ASes present in the Internet Routing Table: 638
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 526443296
Equivalent to 31 /8s, 96 /16s and 227 /24s
Percentage of available APNIC address space announced: 78.4
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, 43/8, 58/8, 59/8, 60/8,
61/8, 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: 134583
Total ARIN prefixes after maximum aggregation: 69324
ARIN Deaggregation factor: 1.94
Prefixes being announced from the ARIN address blocks: 107389
Unique aggregates announced from the ARIN address blocks: 41871
ARIN Region origin ASes present in the Internet Routing Table: 13760
ARIN Prefixes per ASN: 7.80
ARIN Region origin ASes announcing only one prefix: 5280
ARIN Region transit ASes present in the Internet Routing Table: 1348
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 22
Number of ARIN addresses announced to Internet: 730701600
Equivalent to 43 /8s, 141 /16s and 159 /24s
Percentage of available ARIN address space announced: 62.2
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, 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, 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, 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: 74609
Total RIPE prefixes after maximum aggregation: 43292
RIPE Deaggregation factor: 1.72
Prefixes being announced from the RIPE address blocks: 67739
Unique aggregates announced from the RIPE address blocks: 44452
RIPE Region origin ASes present in the Internet Routing Table: 14574
RIPE Prefixes per ASN: 4.65
RIPE Region origin ASes announcing only one prefix: 7502
RIPE Region transit ASes present in the Internet Routing Table: 2172
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 433065984
Equivalent to 25 /8s, 208 /16s and 16 /24s
Percentage of available RIPE address space announced: 75.9
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, 196608-197631
RIPE Address Blocks 2/8, 25/8, 31/8, 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: 28915
Total LACNIC prefixes after maximum aggregation: 6930
LACNIC Deaggregation factor: 4.17
Prefixes being announced from the LACNIC address blocks: 27402
Unique aggregates announced from the LACNIC address blocks: 14419
LACNIC Region origin ASes present in the Internet Routing Table: 1303
LACNIC Prefixes per ASN: 21.03
LACNIC Region origin ASes announcing only one prefix: 400
LACNIC Region transit ASes present in the Internet Routing Table: 229
Average LACNIC Region AS path length visible: 3.9
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 75278784
Equivalent to 4 /8s, 124 /16s and 169 /24s
Percentage of available LACNIC address space announced: 56.1
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: 7096
Total AfriNIC prefixes after maximum aggregation: 1781
AfriNIC Deaggregation factor: 3.98
Prefixes being announced from the AfriNIC address blocks: 5608
Unique aggregates announced from the AfriNIC address blocks: 1717
AfriNIC Region origin ASes present in the Internet Routing Table: 370
AfriNIC Prefixes per ASN: 15.16
AfriNIC Region origin ASes announcing only one prefix: 111
AfriNIC Region transit ASes present in the Internet Routing Table: 77
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 19303936
Equivalent to 1 /8s, 38 /16s and 142 /24s
Percentage of available AfriNIC address space announced: 57.5
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1852 8424 490 Korea Telecom (KIX)
4755 1368 295 161 TATA Communications formerly
7545 1351 232 105 TPG Internet Pty Ltd
17488 1327 144 127 Hathway IP Over Cable Interne
17974 1153 285 28 PT TELEKOMUNIKASI INDONESIA
9583 998 74 488 Sify Limited
24560 925 305 168 Bharti Airtel Ltd., Telemedia
4134 877 21420 409 CHINANET-BACKBONE
4808 823 1575 218 CNCGROUP IP network: China169
9829 810 685 32 BSNL National Internet Backbo
Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3906 3734 291 bellsouth.net, inc.
4323 2716 1114 394 Time Warner Telecom
19262 1825 4562 274 Verizon Global Networks
1785 1778 698 130 PaeTec Communications, Inc.
20115 1555 1522 655 Charter Communications
7018 1509 5735 960 AT&T WorldNet Services
6478 1288 259 100 AT&T Worldnet Services
2386 1280 568 904 AT&T Data Communications Serv
3356 1175 10875 404 Level 3 Communications, LLC
22773 1165 2859 65 Cox Communications, Inc.
Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
35805 649 56 6 United Telecom of Georgia
3292 452 2027 393 TDC Tele Danmark
30890 442 111 207 Evolva Telecom
702 415 1870 327 UUNET - Commercial IP service
9198 409 202 13 Kazakhtelecom Data Network Ad
8866 402 117 18 Bulgarian Telecommunication C
8551 400 353 46 Bezeq International
3320 373 7329 324 Deutsche Telekom AG
3301 372 1414 327 TeliaNet Sweden
34984 358 88 184 BILISIM TELEKOM
Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1528 3017 246 UniNet S.A. de C.V.
10620 1066 238 150 TVCABLE BOGOTA
28573 1022 791 97 NET Servicos de Comunicao S.A
7303 760 390 104 Telecom Argentina Stet-France
6503 679 175 218 AVANTEL, S.A.
22047 548 310 15 VTR PUNTO NET S.A.
3816 497 215 86 Empresa Nacional de Telecomun
7738 477 922 30 Telecomunicacoes da Bahia S.A
14420 464 30 67 CORPORACION NACIONAL DE TELEC
11172 452 100 78 Servicios Alestra S.A de C.V
Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1156 445 10 TEDATA
24863 727 147 39 LINKdotNET AS number
36992 645 279 185 Etisalat MISR
3741 267 834 228 The Internet Solution
33776 219 12 11 Starcomms Nigeria Limited
6713 195 186 16 Itissalat Al-MAGHRIB
24835 191 78 10 RAYA Telecom - Egypt
29571 177 19 10 Ci Telecom Autonomous system
16637 161 440 96 MTN Network Solutions
29975 133 506 14 Vodacom
Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3906 3734 291 bellsouth.net, inc.
4323 2716 1114 394 Time Warner Telecom
4766 1852 8424 490 Korea Telecom (KIX)
19262 1825 4562 274 Verizon Global Networks
1785 1778 698 130 PaeTec Communications, Inc.
20115 1555 1522 655 Charter Communications
8151 1528 3017 246 UniNet S.A. de C.V.
7018 1509 5735 960 AT&T WorldNet Services
4755 1368 295 161 TATA Communications formerly
7545 1351 232 105 TPG Internet Pty Ltd
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 2716 2322 Time Warner Telecom
1785 1778 1648 PaeTec Communications, Inc.
19262 1825 1551 Verizon Global Networks
4766 1852 1362 Korea Telecom (KIX)
8151 1528 1282 UniNet S.A. de C.V.
7545 1351 1246 TPG Internet Pty Ltd
4755 1368 1207 TATA Communications formerly
17488 1327 1200 Hathway IP Over Cable Interne
6478 1288 1188 AT&T Worldnet Services
8452 1156 1146 TEDATA
Complete listing at http://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
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 7018 AT&T WorldNet Servic
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
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
31.0.0.0/16 12654 RIPE NCC RIS Project
31.1.0.0/21 12654 RIPE NCC RIS Project
31.1.24.0/24 12654 RIPE NCC RIS Project
41.222.79.0/24 36938 >>UNKNOWN<<
41.223.92.0/22 36936 >>UNKNOWN<<
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 6453 Teleglobe Inc.
41.223.196.0/24 36990 Alkan Telecom Ltd
41.223.197.0/24 36990 Alkan Telecom Ltd
41.223.198.0/24 36990 Alkan Telecom Ltd
Complete listing at http://thyme.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 /9:10 /10:25 /11:68 /12:196
/13:407 /14:707 /15:1286 /16:11153 /17:5327 /18:9117
/19:18406 /20:22919 /21:22919 /22:30013 /23:29617 /24:169350
/25:1027 /26:1322 /27:711 /28:121 /29:47 /30:6
/31:0 /32:7
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2504 3906 bellsouth.net, inc.
4766 1483 1852 Korea Telecom (KIX)
4323 1392 2716 Time Warner Telecom
1785 1239 1778 PaeTec Communications, Inc.
11492 1073 1164 Cable One
17488 1072 1327 Hathway IP Over Cable Interne
18566 1068 1087 Covad Communications
8452 1044 1156 TEDATA
10620 982 1066 TVCABLE BOGOTA
7018 910 1509 AT&T WorldNet Services
Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:7 2:2 4:13 8:286 12:2014 13:7
14:1 15:23 16:3 17:8 20:17 24:1458
27:209 31:1 32:48 33:12 38:678 40:98
41:2452 44:3 46:1 47:18 52:9 55:4
56:2 57:28 58:752 59:501 60:459 61:1083
62:1065 63:1974 64:3652 65:2361 66:4045 67:1810
68:1105 69:2870 70:722 71:380 72:1950 73:2
74:2265 75:250 76:313 77:949 78:618 79:435
80:983 81:800 82:488 83:444 84:684 85:1047
86:453 87:678 88:331 89:1564 90:94 91:2864
92:487 93:981 94:1395 95:641 96:353 97:207
98:575 99:31 108:100 109:556 110:367 111:540
112:271 113:315 114:428 115:562 116:1076 117:652
118:486 119:944 120:131 121:725 122:1458 123:934
124:1125 125:1322 128:226 129:200 130:196 131:552
132:249 133:17 134:196 135:45 136:239 137:159
138:264 139:104 140:484 141:197 142:346 143:396
144:467 145:50 146:435 147:168 148:663 149:301
150:150 151:228 152:297 153:169 154:2 155:303
156:159 157:322 158:109 159:379 160:315 161:181
162:252 163:177 164:408 165:366 166:462 167:407
168:651 169:157 170:713 171:58 172:2 173:879
174:452 175:108 176:1 178:268 180:512 182:149
183:231 184:104 186:489 187:388 188:994 189:781
190:3762 192:5715 193:4705 194:3371 195:2806 196:1115
198:3562 199:3458 200:5331 201:1561 202:7951 203:8281
204:4068 205:2335 206:2522 207:3110 208:3870 209:3444
210:2531 211:1268 212:1710 213:1636 214:634 215:69
216:4654 217:1529 218:492 219:378 220:1140 221:398
222:311 223:1
End of report