* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Thu 12 Dec, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 474942
Prefixes after maximum aggregation: 190046
Deaggregation factor: 2.50
Unique aggregates announced to Internet: 235792
Total ASes present in the Internet Routing Table: 45669
Prefixes per ASN: 10.40
Origin-only ASes present in the Internet Routing Table: 35460
Origin ASes announcing only one prefix: 16272
Transit ASes present in the Internet Routing Table: 5941
Transit-only ASes present in the Internet Routing Table: 170
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 53
Max AS path prepend of ASN ( 50404) 51
Prefixes from unregistered ASNs in the Routing Table: 1035
Unregistered ASNs in the Routing Table: 288
Number of 32-bit ASNs allocated by the RIRs: 5487
Number of 32-bit ASNs visible in the Routing Table: 4268
Prefixes from 32-bit ASNs in the Routing Table: 13459
Number of bogon 32-bit ASNs visible in the Routing Table: 1
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 1367
Number of addresses announced to Internet: 2657723548
Equivalent to 158 /8s, 105 /16s and 164 /24s
Percentage of available address space announced: 71.8
Percentage of allocated address space announced: 71.8
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: 165630
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 112774
Total APNIC prefixes after maximum aggregation: 34141
APNIC Deaggregation factor: 3.30
Prefixes being announced from the APNIC address blocks: 115029
Unique aggregates announced from the APNIC address blocks: 48100
APNIC Region origin ASes present in the Internet Routing Table: 4869
APNIC Prefixes per ASN: 23.62
APNIC Region origin ASes announcing only one prefix: 1208
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: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 777
Number of APNIC addresses announced to Internet: 728483520
Equivalent to 43 /8s, 107 /16s and 198 /24s
Percentage of available APNIC address space announced: 85.1
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: 163197
Total ARIN prefixes after maximum aggregation: 81807
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 163928
Unique aggregates announced from the ARIN address blocks: 75782
ARIN Region origin ASes present in the Internet Routing Table: 15934
ARIN Prefixes per ASN: 10.29
ARIN Region origin ASes announcing only one prefix: 6005
ARIN Region transit ASes present in the Internet Routing Table: 1665
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: 45
Number of ARIN addresses announced to Internet: 1073576064
Equivalent to 63 /8s, 253 /16s and 120 /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: 119757
Total RIPE prefixes after maximum aggregation: 61248
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 123582
Unique aggregates announced from the RIPE address blocks: 79161
RIPE Region origin ASes present in the Internet Routing Table: 17551
RIPE Prefixes per ASN: 7.04
RIPE Region origin ASes announcing only one prefix: 8295
RIPE Region transit ASes present in the Internet Routing Table: 2814
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 53
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2516
Number of RIPE addresses announced to Internet: 655988964
Equivalent to 39 /8s, 25 /16s and 152 /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: 53219
Total LACNIC prefixes after maximum aggregation: 10015
LACNIC Deaggregation factor: 5.31
Prefixes being announced from the LACNIC address blocks: 58583
Unique aggregates announced from the LACNIC address blocks: 27459
LACNIC Region origin ASes present in the Internet Routing Table: 2054
LACNIC Prefixes per ASN: 28.52
LACNIC Region origin ASes announcing only one prefix: 552
LACNIC Region transit ASes present in the Internet Routing Table: 400
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: 922
Number of LACNIC addresses announced to Internet: 146528312
Equivalent to 8 /8s, 187 /16s and 216 /24s
Percentage of available LACNIC address space announced: 87.3
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: 11802
Total AfriNIC prefixes after maximum aggregation: 2603
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 12453
Unique aggregates announced from the AfriNIC address blocks: 4217
AfriNIC Region origin ASes present in the Internet Routing Table: 695
AfriNIC Prefixes per ASN: 17.92
AfriNIC Region origin ASes announcing only one prefix: 212
AfriNIC Region transit ASes present in the Internet Routing Table: 146
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 8
Number of AfriNIC addresses announced to Internet: 48618816
Equivalent to 2 /8s, 229 /16s and 221 /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 2948 11558 951 Korea Telecom (KIX)
17974 2727 902 88 PT TELEKOMUNIKASI INDONESIA
7545 2119 319 111 TPG Internet Pty Ltd
4755 1796 392 190 TATA Communications formerly
9829 1556 1250 41 BSNL National Internet Backbo
9583 1329 103 542 Sify Limited
9498 1220 309 72 BHARTI Airtel Ltd.
7552 1173 1080 13 Vietel Corporation
4808 1144 2120 338 CNCGROUP IP network: China169
24560 1097 382 167 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 3037 3688 53 BellSouth.net Inc.
22773 2301 2939 138 Cox Communications, Inc.
18566 2052 379 178 MegaPath Corporation
1785 2048 686 131 PaeTec Communications, Inc.
20115 1683 1658 598 Charter Communications
4323 1636 1082 416 Time Warner Telecom
701 1508 11144 779 MCI Communications Services,
30036 1380 309 576 Mediacom Communications Corp
7018 1313 17746 857 AT&T WorldNet Services
6983 1292 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 1996 544 16 OJSC "Vimpelcom"
34984 1366 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1169 443 882 Akamai Technologies European
31148 1010 45 20 FreeNet ISP
13188 897 99 42 TOV "Bank-Inform"
6849 855 363 39 JSC UKRTELECOM,
8551 792 370 41 Bezeq International
6830 771 2327 424 UPC Distribution Services
12479 679 798 53 Uni2 Autonomous System
35228 551 246 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 3426 1829 94 NET Servicos de Comunicao S.A
10620 2693 436 200 Telmex Colombia S.A.
7303 1737 1161 232 Telecom Argentina Stet-France
18881 1721 908 20 Global Village Telecom
8151 1367 2855 422 UniNet S.A. de C.V.
11830 869 364 15 Instituto Costarricense de El
27947 851 93 89 Telconet S.A
6147 789 373 27 Telefonica Del Peru
7738 780 1498 36 Telecomunicacoes da Bahia S.A
6503 773 434 60 AVANTEL, 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 872 338 26 LINKdotNET AS number
6713 592 650 32 Itissalat Al-MAGHRIB
8452 415 956 9 TEDATA
24835 298 144 9 RAYA Telecom - Egypt
29571 249 21 13 Ci Telecom Autonomous system
3741 247 921 209 The Internet Solution
36992 246 525 29 Etisalat MISR
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 3426 1829 94 NET Servicos de Comunicao S.A
6389 3037 3688 53 BellSouth.net Inc.
4766 2948 11558 951 Korea Telecom (KIX)
17974 2727 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2693 436 200 Telmex Colombia S.A.
22773 2301 2939 138 Cox Communications, Inc.
7545 2119 319 111 TPG Internet Pty Ltd
18566 2052 379 178 MegaPath Corporation
1785 2048 686 131 PaeTec Communications, Inc.
8402 1996 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 3037 2984 BellSouth.net Inc.
17974 2727 2639 PT TELEKOMUNIKASI INDONESIA
10620 2693 2493 Telmex Colombia S.A.
22773 2301 2163 Cox Communications, Inc.
7545 2119 2008 TPG Internet Pty Ltd
4766 2948 1997 Korea Telecom (KIX)
8402 1996 1980 OJSC "Vimpelcom"
1785 2048 1917 PaeTec Communications, Inc.
18566 2052 1874 MegaPath Corporation
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
62828 UNALLOCATED 8.21.130.0/24 4323 Time Warner Telecom
62850 UNALLOCATED 8.25.147.0/24 46887 Lightower Fiber Netw
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
62861 UNALLOCATED 12.37.197.0/24 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
17300 UNALLOCATED 12.45.103.0/24 209 Qwest Communications
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
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
23.91.32.0/19 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.
23.91.120.0/21 36351 SoftLayer Technologies 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
/13:475 /14:932 /15:1634 /16:12848 /17:6790 /18:11339
/19:23195 /20:33020 /21:35768 /22:50323 /23:43948 /24:251846
/25:825 /26:987 /27:450 /28:49 /29:73 /30:23
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2007 2052 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1700 3037 BellSouth.net Inc.
8402 1699 1996 OJSC "Vimpelcom"
22773 1551 2301 Cox Communications, Inc.
30036 1221 1380 Mediacom Communications Corp
11492 1184 1225 Cable One
1785 1088 2048 PaeTec Communications, Inc.
6983 1034 1292 ITC^Deltacom
22561 966 1242 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:921 2:873 3:3 4:16 5:813 6:21
8:614 12:1883 13:3 14:895 15:11 16:3
17:19 18:19 20:36 23:616 24:1758 27:1702
31:1523 32:45 33:2 34:5 36:101 37:1946
38:918 39:5 40:181 41:3270 42:232 44:14
46:2101 47:10 49:700 50:866 52:12 54:44
55:7 56:4 57:25 58:1153 59:583 60:369
61:1497 62:1237 63:1971 64:4391 65:2334 66:4150
67:2121 68:1096 69:3284 70:908 71:509 72:2020
74:2578 75:324 76:304 77:1204 78:1025 79:668
80:1287 81:1050 82:631 83:755 84:592 85:1257
86:382 87:1036 88:521 89:1569 90:151 91:5723
92:619 93:1616 94:2114 95:1575 96:519 97:349
98:1081 99:41 100:33 101:691 103:3796 105:531
106:144 107:240 108:539 109:2011 110:965 111:1126
112:604 113:805 114:757 115:1042 116:1012 117:826
118:1224 119:1293 120:363 121:766 122:1878 123:1267
124:1378 125:1435 128:645 129:232 130:355 131:668
132:354 133:157 134:309 135:72 136:277 137:269
138:351 139:171 140:199 141:343 142:551 143:415
144:503 145:90 146:555 147:453 148:774 149:368
150:152 151:489 152:414 153:207 154:45 155:519
156:306 157:418 158:285 159:786 160:360 161:460
162:909 163:226 164:635 165:581 166:278 167:637
168:1043 169:123 170:1130 171:185 172:11 173:1626
174:661 175:525 176:1326 177:2567 178:1871 179:309
180:1593 181:880 182:1415 183:472 184:618 185:1110
186:2658 187:1458 188:1968 189:1260 190:7306 192:7086
193:5491 194:4031 195:3376 196:1338 197:1060 198:4783
199:5510 200:6062 201:2532 202:9005 203:8911 204:4532
205:2641 206:2890 207:2808 208:3962 209:3664 210:3083
211:1628 212:2181 213:1998 214:891 215:84 216:5414
217:1726 218:637 219:320 220:1269 221:587 222:332
223:544
End of report
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