Routing Table Report 0400 +10GMT Sun 24 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 472178
Prefixes after maximum aggregation: 189411
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 234408
Total ASes present in the Internet Routing Table: 41327
Prefixes per ASN: 11.43
Origin-only ASes present in the Internet Routing Table: 35373
Origin ASes announcing only one prefix: 16270
Transit ASes present in the Internet Routing Table: 5954
Transit-only ASes present in the Internet Routing Table: 168
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 103
Max AS path prepend of ASN ( 50404) 101
Prefixes from unregistered ASNs in the Routing Table: 982
Unregistered ASNs in the Routing Table: 280
Number of 32-bit ASNs allocated by the RIRs: 5399
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 13104
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 1118
Number of addresses announced to Internet: 2654700380
Equivalent to 158 /8s, 59 /16s and 131 /24s
Percentage of available address space announced: 71.7
Percentage of allocated address space announced: 71.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.3
Total number of prefixes smaller than registry allocations: 164585
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111791
Total APNIC prefixes after maximum aggregation: 34016
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 114040
Unique aggregates announced from the APNIC address blocks: 47736
APNIC Region origin ASes present in the Internet Routing Table: 4875
APNIC Prefixes per ASN: 23.39
APNIC Region origin ASes announcing only one prefix: 1220
APNIC Region transit ASes present in the Internet Routing Table: 835
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: 0
Number of APNIC addresses announced to Internet: 728748992
Equivalent to 43 /8s, 111 /16s and 211 /24s
Percentage of available APNIC address space announced: 85.2
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: 162266
Total ARIN prefixes after maximum aggregation: 81581
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 163124
Unique aggregates announced from the ARIN address blocks: 75840
ARIN Region origin ASes present in the Internet Routing Table: 15923
ARIN Prefixes per ASN: 10.24
ARIN Region origin ASes announcing only one prefix: 5996
ARIN Region transit ASes present in the Internet Routing Table: 1660
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: 0
Number of ARIN addresses announced to Internet: 1073554048
Equivalent to 63 /8s, 253 /16s and 34 /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: 119331
Total RIPE prefixes after maximum aggregation: 61012
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 123002
Unique aggregates announced from the RIPE address blocks: 78691
RIPE Region origin ASes present in the Internet Routing Table: 17517
RIPE Prefixes per ASN: 7.02
RIPE Region origin ASes announcing only one prefix: 8294
RIPE Region transit ASes present in the Internet Routing Table: 2828
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 103
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 656133604
Equivalent to 39 /8s, 27 /16s and 205 /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: 53224
Total LACNIC prefixes after maximum aggregation: 10004
LACNIC Deaggregation factor: 5.32
Prefixes being announced from the LACNIC address blocks: 58476
Unique aggregates announced from the LACNIC address blocks: 27154
LACNIC Region origin ASes present in the Internet Routing Table: 2041
LACNIC Prefixes per ASN: 28.65
LACNIC Region origin ASes announcing only one prefix: 551
LACNIC Region transit ASes present in the Internet Routing Table: 393
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 143702328
Equivalent to 8 /8s, 144 /16s and 185 /24s
Percentage of available LACNIC address space announced: 85.7
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: 11778
Total AfriNIC prefixes after maximum aggregation: 2603
AfriNIC Deaggregation factor: 4.52
Prefixes being announced from the AfriNIC address blocks: 12418
Unique aggregates announced from the AfriNIC address blocks: 4046
AfriNIC Region origin ASes present in the Internet Routing Table: 687
AfriNIC Prefixes per ASN: 18.08
AfriNIC Region origin ASes announcing only one prefix: 209
AfriNIC Region transit ASes present in the Internet Routing Table: 139
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: 0
Number of AfriNIC addresses announced to Internet: 48589312
Equivalent to 2 /8s, 229 /16s and 106 /24s
Percentage of available AfriNIC address space announced: 48.3
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 2931 11557 940 Korea Telecom (KIX)
17974 2714 902 88 PT TELEKOMUNIKASI INDONESIA
7545 2111 319 111 TPG Internet Pty Ltd
4755 1791 392 190 TATA Communications formerly
9829 1543 1245 45 BSNL National Internet Backbo
9583 1247 95 507 Sify Limited
9498 1209 309 73 BHARTI Airtel Ltd.
7552 1165 1080 13 Vietel Corporation
4808 1144 2119 337 CNCGROUP IP network: China169
24560 1095 380 166 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 3042 3688 53 BellSouth.net Inc.
22773 2209 2941 141 Cox Communications, Inc.
18566 2055 379 178 MegaPath Corporation
1785 2043 685 131 PaeTec Communications, Inc.
20115 1681 1655 598 Charter Communications
4323 1641 1098 419 Time Warner Telecom
701 1506 11146 781 MCI Communications Services,
30036 1388 313 578 Mediacom Communications Corp
7018 1331 17778 870 AT&T WorldNet Services
6983 1295 756 580 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 1896 544 16 OJSC "Vimpelcom"
34984 1367 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1152 430 872 Akamai Technologies European
31148 1009 45 19 FreeNet ISP
13188 895 99 48 TOV "Bank-Inform"
6849 869 363 39 JSC UKRTELECOM,
8551 784 370 41 Bezeq International
6830 773 2327 425 UPC Distribution Services
12479 679 797 57 Uni2 Autonomous System
35228 548 246 16 Avatar Broadband Limited
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 3392 1794 88 NET Servicos de Comunicao S.A
10620 2671 433 213 Telmex Colombia S.A.
7303 1729 1151 232 Telecom Argentina Stet-France
18881 1647 908 20 Global Village Telecom
8151 1360 2850 417 UniNet S.A. de C.V.
11830 863 362 26 Instituto Costarricense de El
27947 847 93 90 Telconet S.A
6503 793 434 62 AVANTEL, S.A.
6147 789 373 27 Telefonica Del Peru
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 1864 112 5 Sudanese Mobile Telephone (ZA
24863 888 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 411 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
29571 226 17 13 Ci Telecom Autonomous system
15706 221 32 6 Sudatel Internet Exchange Aut
36992 219 501 29 Etisalat MISR
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 3392 1794 88 NET Servicos de Comunicao S.A
6389 3042 3688 53 BellSouth.net Inc.
4766 2931 11557 940 Korea Telecom (KIX)
17974 2714 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2671 433 213 Telmex Colombia S.A.
22773 2209 2941 141 Cox Communications, Inc.
7545 2111 319 111 TPG Internet Pty Ltd
18566 2055 379 178 MegaPath Corporation
1785 2043 685 131 PaeTec Communications, Inc.
8402 1896 544 16 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 3042 2989 BellSouth.net Inc.
17974 2714 2626 PT TELEKOMUNIKASI INDONESIA
10620 2671 2458 Telmex Colombia S.A.
22773 2209 2068 Cox Communications, Inc.
7545 2111 2000 TPG Internet Pty Ltd
4766 2931 1991 Korea Telecom (KIX)
1785 2043 1912 PaeTec Communications, Inc.
8402 1896 1880 OJSC "Vimpelcom"
18566 2055 1877 MegaPath Corporation
36998 1864 1859 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
62828 UNALLOCATED 8.21.130.0/24 4323 Time Warner Telecom
62850 UNALLOCATED 8.25.147.0/24 3356 Level 3 Communicatio
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio
65160 PRIVATE 12.1.58.0/24 17361 Sungard Trading Syst
65160 PRIVATE 12.1.59.0/24 17361 Sungard Trading Syst
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom
62861 UNALLOCATED 12.37.197.0/24 7018 AT&T WorldNet Servic
13317 UNALLOCATED 12.44.10.0/24 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.
23.91.0.0/19 40676 Psychz Networks
23.91.4.0/24 40676 Psychz Networks
23.91.14.0/24 40676 Psychz Networks
23.91.21.0/24 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 37958 ChinaCache Networks ASN
23.91.112.0/21 32475 MidPhase Inc.
23.91.160.0/22 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
/13:474 /14:925 /15:1627 /16:12810 /17:6777 /18:11308
/19:23097 /20:32921 /21:35642 /22:49984 /23:43803 /24:249903
/25:871 /26:995 /27:470 /28:50 /29:82 /30:22
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2009 2055 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1700 3042 BellSouth.net Inc.
8402 1569 1896 OJSC "Vimpelcom"
22773 1464 2209 Cox Communications, Inc.
30036 1231 1388 Mediacom Communications Corp
11492 1195 1233 Cable One
1785 1088 2043 PaeTec Communications, Inc.
6983 1036 1295 ITC^Deltacom
22561 964 1241 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:904 2:812 3:3 4:17 5:1027 6:21
8:608 12:1875 13:3 14:900 15:11 16:3
17:18 18:19 20:21 23:500 24:1756 27:1620
31:1510 32:45 33:2 34:5 36:86 37:1939
38:916 39:5 40:182 41:3247 42:290 44:14
46:2034 47:10 49:694 50:700 52:12 54:44
55:4 56:4 57:26 58:1095 59:576 60:367
61:1476 62:1240 63:1980 64:4327 65:2347 66:4150
67:2099 68:1093 69:3280 70:886 71:488 72:2012
74:2575 75:313 76:302 77:1156 78:1064 79:663
80:1276 81:1048 82:647 83:682 84:585 85:1249
86:375 87:998 88:557 89:1562 90:152 91:5693
92:608 93:1605 94:2072 95:1557 96:515 97:347
98:1040 99:41 100:32 101:656 103:3673 105:527
106:141 107:218 108:536 109:1984 110:973 111:1114
112:597 113:814 114:746 115:1054 116:994 117:823
118:1187 119:1290 120:339 121:754 122:1872 123:1266
124:1399 125:1436 128:671 129:228 130:351 131:667
132:360 133:158 134:305 135:72 136:284 137:251
138:352 139:297 140:201 141:331 142:547 143:398
144:495 145:90 146:531 147:409 148:772 149:369
150:153 151:665 152:412 153:205 154:54 155:500
156:301 157:421 158:284 159:783 160:361 161:458
162:863 163:223 164:616 165:590 166:261 167:633
168:1040 169:125 170:1119 171:184 172:27 173:1481
174:661 175:526 176:1317 177:2475 178:1861 179:305
180:1597 181:864 182:1379 183:453 184:615 185:1060
186:2645 187:1497 188:1867 189:1264 190:7322 192:7065
193:5438 194:4023 195:3366 196:1338 197:1053 198:4756
199:5497 200:6035 201:2524 202:8964 203:8896 204:4547
205:2652 206:2823 207:2830 208:3958 209:3656 210:3008
211:1577 212:2151 213:1994 214:897 215:88 216:5407
217:1698 218:627 219:323 220:1277 221:585 222:328
223:506
End of report