* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Tue 12 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 471917
Prefixes after maximum aggregation: 189277
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 234197
Total ASes present in the Internet Routing Table: 45406
Prefixes per ASN: 10.39
Origin-only ASes present in the Internet Routing Table: 35326
Origin ASes announcing only one prefix: 16254
Transit ASes present in the Internet Routing Table: 5953
Transit-only ASes present in the Internet Routing Table: 163
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: 31545
Unregistered ASNs in the Routing Table: 5763
Number of 32-bit ASNs allocated by the RIRs: 5331
Number of 32-bit ASNs visible in the Routing Table: 4127
Prefixes from 32-bit ASNs in the Routing Table: 12965
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 1029
Number of addresses announced to Internet: 2655013272
Equivalent to 158 /8s, 64 /16s and 73 /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: 95.1
Total number of prefixes smaller than registry allocations: 164637
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111814
Total APNIC prefixes after maximum aggregation: 33941
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 114002
Unique aggregates announced from the APNIC address blocks: 47653
APNIC Region origin ASes present in the Internet Routing Table: 4874
APNIC Prefixes per ASN: 23.39
APNIC Region origin ASes announcing only one prefix: 1218
APNIC Region transit ASes present in the Internet Routing Table: 830
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: 734
Number of APNIC addresses announced to Internet: 730380736
Equivalent to 43 /8s, 136 /16s and 185 /24s
Percentage of available APNIC address space announced: 85.4
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: 162889
Total ARIN prefixes after maximum aggregation: 81622
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163727
Unique aggregates announced from the ARIN address blocks: 75954
ARIN Region origin ASes present in the Internet Routing Table: 15924
ARIN Prefixes per ASN: 10.28
ARIN Region origin ASes announcing only one prefix: 6004
ARIN Region transit ASes present in the Internet Routing Table: 1663
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: 34
Number of ARIN addresses announced to Internet: 1073458560
Equivalent to 63 /8s, 251 /16s and 173 /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: 119254
Total RIPE prefixes after maximum aggregation: 60993
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 122926
Unique aggregates announced from the RIPE address blocks: 78794
RIPE Region origin ASes present in the Internet Routing Table: 17506
RIPE Prefixes per ASN: 7.02
RIPE Region origin ASes announcing only one prefix: 8287
RIPE Region transit ASes present in the Internet Routing Table: 2840
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2464
Number of RIPE addresses announced to Internet: 656691684
Equivalent to 39 /8s, 36 /16s and 81 /24s
Percentage of available RIPE address space announced: 95.5
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: 52641
Total LACNIC prefixes after maximum aggregation: 9991
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 57831
Unique aggregates announced from the LACNIC address blocks: 26937
LACNIC Region origin ASes present in the Internet Routing Table: 2035
LACNIC Prefixes per ASN: 28.42
LACNIC Region origin ASes announcing only one prefix: 547
LACNIC Region transit ASes present in the Internet Routing Table: 395
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: 889
Number of LACNIC addresses announced to Internet: 142746740
Equivalent to 8 /8s, 130 /16s and 36 /24s
Percentage of available LACNIC address space announced: 85.1
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: 11760
Total AfriNIC prefixes after maximum aggregation: 2586
AfriNIC Deaggregation factor: 4.55
Prefixes being announced from the AfriNIC address blocks: 12402
Unique aggregates announced from the AfriNIC address blocks: 4024
AfriNIC Region origin ASes present in the Internet Routing Table: 676
AfriNIC Prefixes per ASN: 18.35
AfriNIC Region origin ASes announcing only one prefix: 198
AfriNIC Region transit ASes present in the Internet Routing Table: 137
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: 6
Number of AfriNIC addresses announced to Internet: 48091392
Equivalent to 2 /8s, 221 /16s and 209 /24s
Percentage of available AfriNIC address space announced: 47.8
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 2935 11557 943 Korea Telecom (KIX)
17974 2714 903 89 PT TELEKOMUNIKASI INDONESIA
7545 2112 319 111 TPG Internet Pty Ltd
4755 1789 391 189 TATA Communications formerly
9829 1543 1244 45 BSNL National Internet Backbo
9583 1245 94 510 Sify Limited
9498 1212 309 74 BHARTI Airtel Ltd.
7552 1158 1080 13 Vietel Corporation
4808 1150 2124 339 CNCGROUP IP network: China169
24560 1094 380 163 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 3054 3688 56 BellSouth.net Inc.
22773 2194 2939 138 Cox Communications, Inc.
18566 2057 379 178 MegaPath Corporation
1785 2038 684 131 PaeTec Communications, Inc.
20115 1681 1652 606 Charter Communications
4323 1635 1098 418 Time Warner Telecom
701 1508 11147 784 MCI Communications Services,
30036 1386 313 577 Mediacom Communications Corp
7018 1336 17778 870 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 2021 544 17 OJSC "Vimpelcom"
34984 1362 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1142 423 863 Akamai Technologies European
31148 1005 44 18 FreeNet ISP
13188 887 99 48 TOV "Bank-Inform"
6849 862 356 30 JSC UKRTELECOM,
8551 783 370 41 Bezeq International
6830 770 2327 422 UPC Distribution Services
12479 677 798 55 Uni2 Autonomous System
35228 544 246 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 3450 1788 85 NET Servicos de Comunicao S.A
10620 2648 429 233 >>UNKNOWN<<
7303 1727 1146 232 Telecom Argentina Stet-France
18881 1547 908 20 Global Village Telecom
8151 1360 2851 413 UniNet S.A. de C.V.
11830 866 364 15 Instituto Costarricense de El
27947 821 94 92 Telconet S.A
6503 790 434 61 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
26615 749 1749 26 Tim Brasil 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 850 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 416 956 9 TEDATA
24835 298 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
36992 229 501 29 Etisalat MISR
29571 224 17 12 Ci Telecom Autonomous system
15706 221 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 3450 1788 85 NET Servicos de Comunicao S.A
6389 3054 3688 56 BellSouth.net Inc.
4766 2935 11557 943 Korea Telecom (KIX)
17974 2714 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2648 429 233 >>UNKNOWN<<
22773 2194 2939 138 Cox Communications, Inc.
7545 2112 319 111 TPG Internet Pty Ltd
18566 2057 379 178 MegaPath Corporation
1785 2038 684 131 PaeTec Communications, Inc.
8402 2021 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 3054 2998 BellSouth.net Inc.
17974 2714 2625 PT TELEKOMUNIKASI INDONESIA
10620 2648 2415 >>UNKNOWN<<
22773 2194 2056 Cox Communications, Inc.
8402 2021 2004 OJSC "Vimpelcom"
7545 2112 2001 TPG Internet Pty Ltd
4766 2935 1992 Korea Telecom (KIX)
1785 2038 1907 PaeTec Communications, Inc.
18566 2057 1879 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 3356 Level 3 Communicatio
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
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 Communications
17300 UNALLOCATED 12.45.110.0/24 701 MCI Communications S
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 3257 Tiscali Intl Network
23.91.0.0/19 40676 Psychz Networks
23.91.4.0/24 40676 Psychz Networks
23.91.14.0/24 40676 Psychz Networks
23.91.32.0/19 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.
23.91.160.0/19 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 /14:923 /15:1627 /16:12835 /17:6765 /18:11353
/19:23121 /20:32802 /21:35563 /22:49855 /23:43786 /24:249924
/25:875 /26:1001 /27:471 /28:42 /29:67 /30:16
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2011 2057 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1707 3054 BellSouth.net Inc.
8402 1687 2021 OJSC "Vimpelcom"
22773 1457 2194 Cox Communications, Inc.
30036 1231 1386 Mediacom Communications Corp
11492 1189 1227 Cable One
1785 1086 2038 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 968 1245 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:897 2:865 3:3 4:17 5:1024 6:21
8:617 12:1899 13:3 14:898 15:11 16:3
17:18 18:19 20:21 23:545 24:1744 27:1638
31:1498 32:45 33:2 34:5 36:84 37:1919
38:918 39:5 40:181 41:3263 42:265 44:14
46:2026 47:10 49:688 50:847 52:12 54:42
55:5 56:4 57:26 58:1164 59:573 60:377
61:1468 62:1224 63:1989 64:4350 65:2345 66:4151
67:2114 68:1109 69:3293 70:874 71:489 72:2045
74:2561 75:314 76:307 77:1163 78:1063 79:667
80:1298 81:1037 82:655 83:631 84:589 85:1249
86:382 87:1005 88:559 89:1556 90:150 91:5653
92:622 93:1607 94:2042 95:1666 96:509 97:346
98:1049 99:39 100:31 101:628 103:3578 105:527
106:142 107:215 108:536 109:1946 110:975 111:1114
112:594 113:810 114:744 115:1052 116:1005 117:834
118:1177 119:1293 120:337 121:752 122:1872 123:1260
124:1382 125:1432 128:675 129:230 130:332 131:665
132:364 133:157 134:555 135:72 136:279 137:248
138:350 139:177 140:198 141:331 142:542 143:402
144:500 145:89 146:528 147:409 148:761 149:368
150:138 151:587 152:411 153:206 154:52 155:502
156:292 157:420 158:279 159:778 160:360 161:458
162:840 163:226 164:634 165:588 166:259 167:633
168:1044 169:125 170:1120 171:182 172:27 173:1595
174:686 175:521 176:1295 177:2433 178:1963 179:216
180:1587 181:842 182:1344 183:463 184:669 185:1006
186:2643 187:1482 188:1872 189:1245 190:7136 192:7043
193:5422 194:4049 195:3365 196:1328 197:1059 198:4750
199:5480 200:6079 201:2463 202:8999 203:8887 204:4533
205:2650 206:2845 207:2829 208:4009 209:3652 210:3020
211:1568 212:2153 213:1999 214:896 215:91 216:5414
217:1688 218:625 219:323 220:1278 221:582 222:327
223:505
End of report
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