Routing Table Report 04:00 +10GMT Mon 28 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 469725
Prefixes after maximum aggregation: 188940
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 232915
Total ASes present in the Internet Routing Table: 41253
Prefixes per ASN: 11.39
Origin-only ASes present in the Internet Routing Table: 35293
Origin ASes announcing only one prefix: 16271
Transit ASes present in the Internet Routing Table: 5952
Transit-only ASes present in the Internet Routing Table: 158
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 35
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 715
Unregistered ASNs in the Routing Table: 191
Number of 32-bit ASNs allocated by the RIRs: 5263
Number of 32-bit ASNs visible in the Routing Table: 8
Prefixes from 32-bit ASNs in the Routing Table: 12528
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 851
Number of addresses announced to Internet: 2651794388
Equivalent to 158 /8s, 15 /16s and 43 /24s
Percentage of available address space announced: 71.6
Percentage of allocated address space announced: 71.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.1
Total number of prefixes smaller than registry allocations: 164052
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111449
Total APNIC prefixes after maximum aggregation: 33817
APNIC Deaggregation factor: 3.30
Prefixes being announced from the APNIC address blocks: 113524
Unique aggregates announced from the APNIC address blocks: 46933
APNIC Region origin ASes present in the Internet Routing Table: 4880
APNIC Prefixes per ASN: 23.26
APNIC Region origin ASes announcing only one prefix: 1215
APNIC Region transit ASes present in the Internet Routing Table: 837
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2
Number of APNIC addresses announced to Internet: 729516224
Equivalent to 43 /8s, 123 /16s and 136 /24s
Percentage of available APNIC address space announced: 85.3
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-63999, 131072-133631
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, 150/8, 153/8,
163/8, 171/8, 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: 162831
Total ARIN prefixes after maximum aggregation: 81480
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163632
Unique aggregates announced from the ARIN address blocks: 75899
ARIN Region origin ASes present in the Internet Routing Table: 15914
ARIN Prefixes per ASN: 10.28
ARIN Region origin ASes announcing only one prefix: 6010
ARIN Region transit ASes present in the Internet Routing Table: 1669
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2
Number of ARIN addresses announced to Internet: 1073504384
Equivalent to 63 /8s, 252 /16s and 96 /24s
Percentage of available ARIN address space announced: 56.8
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, 62464-63487, 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, 128/8,
129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
173/8, 174/8, 184/8, 192/8, 198/8, 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: 118410
Total RIPE prefixes after maximum aggregation: 61052
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 122027
Unique aggregates announced from the RIPE address blocks: 78658
RIPE Region origin ASes present in the Internet Routing Table: 17505
RIPE Prefixes per ASN: 6.97
RIPE Region origin ASes announcing only one prefix: 8298
RIPE Region transit ASes present in the Internet Routing Table: 2845
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1
Number of RIPE addresses announced to Internet: 656434276
Equivalent to 39 /8s, 32 /16s and 100 /24s
Percentage of available RIPE address space announced: 95.4
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
59392-61439, 61952-62463, 196608-200191
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,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 52345
Total LACNIC prefixes after maximum aggregation: 9899
LACNIC Deaggregation factor: 5.29
Prefixes being announced from the LACNIC address blocks: 57453
Unique aggregates announced from the LACNIC address blocks: 26709
LACNIC Region origin ASes present in the Internet Routing Table: 2034
LACNIC Prefixes per ASN: 28.25
LACNIC Region origin ASes announcing only one prefix: 553
LACNIC Region transit ASes present in the Internet Routing Table: 386
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2
Number of LACNIC addresses announced to Internet: 141018416
Equivalent to 8 /8s, 103 /16s and 197 /24s
Percentage of available LACNIC address space announced: 84.1
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 262144-263679 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 11590
Total AfriNIC prefixes after maximum aggregation: 2563
AfriNIC Deaggregation factor: 4.52
Prefixes being announced from the AfriNIC address blocks: 12238
Unique aggregates announced from the AfriNIC address blocks: 3999
AfriNIC Region origin ASes present in the Internet Routing Table: 664
AfriNIC Prefixes per ASN: 18.43
AfriNIC Region origin ASes announcing only one prefix: 195
AfriNIC Region transit ASes present in the Internet Routing Table: 135
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1
Number of AfriNIC addresses announced to Internet: 47997440
Equivalent to 2 /8s, 220 /16s and 98 /24s
Percentage of available AfriNIC address space announced: 47.7
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 2937 11558 943 Korea Telecom (KIX)
17974 2716 903 89 PT TELEKOMUNIKASI INDONESIA
7545 2094 319 111 TPG Internet Pty Ltd
4755 1782 391 187 TATA Communications formerly
9829 1543 1241 45 BSNL National Internet Backbo
9498 1206 309 74 BHARTI Airtel Ltd.
9583 1187 90 513 Sify Limited
4808 1164 2127 341 CNCGROUP IP network: China169
7552 1156 1080 13 Vietel Corporation
24560 1091 380 164 Bharti Airtel Ltd., Telemedia
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 3059 3689 58 BellSouth.net Inc.
22773 2185 2941 139 Cox Communications, Inc.
18566 2059 379 180 Covad Communications
1785 2035 684 130 PaeTec Communications, Inc.
20115 1682 1653 608 Charter Communications
4323 1615 1101 417 Time Warner Telecom
701 1509 11145 784 UUNET Technologies, Inc.
30036 1386 313 577 Mediacom Communications Corp
7018 1337 17778 868 AT&T WorldNet Services
6983 1293 755 578 ITC^Deltacom
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
8402 1867 544 17 OJSC "Vimpelcom"
34984 1360 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1088 394 833 Akamai Technologies European
31148 1000 44 19 FreeNet ISP
13188 885 99 58 TOV "Bank-Inform"
6830 770 2327 423 UPC Distribution Services
8551 755 370 41 Bezeq International
12479 686 800 49 Uni2 Autonomous System
35228 542 246 16 Avatar Broadband Limited
34744 515 158 54 SC GVM SISTEM 2003 SRL
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
28573 3462 1782 89 NET Servicos de Comunicao S.A
10620 2634 427 234 TVCABLE BOGOTA
7303 1725 1135 234 Telecom Argentina Stet-France
18881 1490 844 20 Global Village Telecom
8151 1331 2838 410 UniNet S.A. de C.V.
11830 865 364 15 Instituto Costarricense de El
27947 843 93 92 Telconet S.A
6147 794 373 27 Telefonica Del Peru
6503 785 434 64 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
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
36998 1854 112 5 Sudanese Mobile Telephone (ZA
24863 885 338 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 409 956 9 TEDATA
24835 294 144 9 RAYA Telecom - Egypt
3741 258 921 216 The Internet Solution
36992 226 501 29 Etisalat MISR
29571 224 17 12 Ci Telecom Autonomous system
15706 219 32 6 Sudatel Internet Exchange Aut
29975 192 668 21 Vodacom
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
28573 3462 1782 89 NET Servicos de Comunicao S.A
6389 3059 3689 58 BellSouth.net Inc.
4766 2937 11558 943 Korea Telecom (KIX)
17974 2716 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2634 427 234 TVCABLE BOGOTA
22773 2185 2941 139 Cox Communications, Inc.
7545 2094 319 111 TPG Internet Pty Ltd
18566 2059 379 180 Covad Communications
1785 2035 684 130 PaeTec Communications, Inc.
8402 1867 544 17 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3059 3001 BellSouth.net Inc.
17974 2716 2627 PT TELEKOMUNIKASI INDONESIA
10620 2634 2400 TVCABLE BOGOTA
22773 2185 2046 Cox Communications, Inc.
4766 2937 1994 Korea Telecom (KIX)
7545 2094 1983 TPG Internet Pty Ltd
1785 2035 1905 PaeTec Communications, Inc.
18566 2059 1879 Covad Communications
8402 1867 1850 OJSC "Vimpelcom"
36998 1854 1849 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.103.0/24 209 Qwest
17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies,
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.100.0.0/24 4847 China Networks Inter-Exchange
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.90.128.0/18 27418 OUTOFWALL INC.
23.90.192.0/18 36086 Broad Communications Technolo
23.91.0.0/19 40676 Psychz Networks
23.91.32.0/19 36315 Servpac Inc.
23.91.80.0/20 21560 Capital Technology Services G
23.91.96.0/20 40676 Psychz Networks
23.91.112.0/21 32475 MidPhase Inc.
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
23.91.160.0/22 36493 3757277 Canada Inc. (oa 295.c
23.91.164.0/22 36493 3757277 Canada Inc. (oa 295.c
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 /8:16 /9:11 /10:31 /11:92 /12:253
/13:478 /14:917 /15:1629 /16:12835 /17:6714 /18:11273
/19:22954 /20:32695 /21:35327 /22:49917 /23:43319 /24:248788
/25:865 /26:989 /27:461 /28:49 /29:78 /30:20
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2012 2059 Covad Communications
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1709 3059 BellSouth.net Inc.
8402 1564 1867 OJSC "Vimpelcom"
22773 1451 2185 Cox Communications, Inc.
30036 1234 1386 Mediacom Communications Corp
11492 1197 1238 Cable One
1785 1085 2035 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 965 1241 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:857 2:853 3:3 4:17 5:1000 6:20
8:613 12:1890 13:3 14:885 15:11 16:3
17:17 18:19 20:21 23:498 24:1737 27:1599
31:1486 32:45 33:2 34:5 36:81 37:1840
38:917 39:4 40:181 41:3171 42:248 44:14
46:2018 47:9 49:680 50:839 52:12 54:39
55:5 56:2 57:26 58:1154 59:576 60:359
61:1472 62:1207 63:1981 64:4551 65:2342 66:4140
67:2121 68:1107 69:3271 70:872 71:490 72:2019
74:2566 75:328 76:307 77:1160 78:1075 79:649
80:1293 81:1014 82:658 83:635 84:587 85:1241
86:382 87:1010 88:563 89:1612 90:155 91:5661
92:619 93:1592 94:2039 95:1599 96:508 97:344
98:1047 99:42 100:31 101:618 103:3476 105:524
106:143 107:213 108:528 109:1915 110:967 111:1097
112:592 113:801 114:752 115:1033 116:981 117:830
118:1174 119:1295 120:369 121:747 122:1874 123:1252
124:1326 125:1433 128:645 129:237 130:329 131:666
132:348 133:158 134:554 135:67 136:278 137:269
138:348 139:176 140:198 141:334 142:543 143:415
144:499 145:89 146:519 147:407 148:699 149:356
150:157 151:592 152:410 153:204 154:49 155:488
156:286 157:424 158:281 159:767 160:357 161:455
162:810 163:227 164:635 165:571 166:258 167:626
168:1039 169:128 170:1128 171:181 172:25 173:1606
174:671 175:509 176:1270 177:2351 178:1947 179:193
180:1579 181:780 182:1340 183:454 184:664 185:948
186:2653 187:1489 188:1847 189:1281 190:7225 192:7087
193:5400 194:4033 195:3315 196:1315 197:1017 198:4749
199:5487 200:6088 201:2524 202:8962 203:8901 204:4523
205:2634 206:2841 207:2860 208:4008 209:3642 210:3008
211:1564 212:2142 213:1989 214:894 215:91 216:5374
217:1695 218:622 219:316 220:1280 221:566 222:325
223:508
End of report