* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Thu 05 Dec, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 473672
Prefixes after maximum aggregation: 189824
Deaggregation factor: 2.50
Unique aggregates announced to Internet: 234942
Total ASes present in the Internet Routing Table: 45607
Prefixes per ASN: 10.39
Origin-only ASes present in the Internet Routing Table: 35432
Origin ASes announcing only one prefix: 16267
Transit ASes present in the Internet Routing Table: 5942
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: 103
Max AS path prepend of ASN ( 50404) 101
Prefixes from unregistered ASNs in the Routing Table: 1013
Unregistered ASNs in the Routing Table: 284
Number of 32-bit ASNs allocated by the RIRs: 5441
Number of 32-bit ASNs visible in the Routing Table: 4233
Prefixes from 32-bit ASNs in the Routing Table: 13254
Number of bogon 32-bit ASNs visible in the Routing Table: 2
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 1290
Number of addresses announced to Internet: 2657600860
Equivalent to 158 /8s, 103 /16s and 197 /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: 165104
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 112402
Total APNIC prefixes after maximum aggregation: 34113
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 114633
Unique aggregates announced from the APNIC address blocks: 47891
APNIC Region origin ASes present in the Internet Routing Table: 4875
APNIC Prefixes per ASN: 23.51
APNIC Region origin ASes announcing only one prefix: 1215
APNIC Region transit ASes present in the Internet Routing Table: 834
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: 769
Number of APNIC addresses announced to Internet: 728643008
Equivalent to 43 /8s, 110 /16s and 53 /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: 163271
Total ARIN prefixes after maximum aggregation: 81730
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163996
Unique aggregates announced from the ARIN address blocks: 75719
ARIN Region origin ASes present in the Internet Routing Table: 15940
ARIN Prefixes per ASN: 10.29
ARIN Region origin ASes announcing only one prefix: 6009
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: 41
Number of ARIN addresses announced to Internet: 1073726080
Equivalent to 63 /8s, 255 /16s and 194 /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: 119484
Total RIPE prefixes after maximum aggregation: 61158
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 123238
Unique aggregates announced from the RIPE address blocks: 78936
RIPE Region origin ASes present in the Internet Routing Table: 17535
RIPE Prefixes per ASN: 7.03
RIPE Region origin ASes announcing only one prefix: 8281
RIPE Region transit ASes present in the Internet Routing Table: 2823
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: 2507
Number of RIPE addresses announced to Internet: 656343268
Equivalent to 39 /8s, 31 /16s and 0 /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: 52829
Total LACNIC prefixes after maximum aggregation: 10026
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 58139
Unique aggregates announced from the LACNIC address blocks: 27336
LACNIC Region origin ASes present in the Internet Routing Table: 2043
LACNIC Prefixes per ASN: 28.46
LACNIC Region origin ASes announcing only one prefix: 554
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: 909
Number of LACNIC addresses announced to Internet: 146016312
Equivalent to 8 /8s, 180 /16s and 8 /24s
Percentage of available LACNIC address space announced: 87.0
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: 11719
Total AfriNIC prefixes after maximum aggregation: 2577
AfriNIC Deaggregation factor: 4.55
Prefixes being announced from the AfriNIC address blocks: 12376
Unique aggregates announced from the AfriNIC address blocks: 4035
AfriNIC Region origin ASes present in the Internet Routing Table: 686
AfriNIC Prefixes per ASN: 18.04
AfriNIC Region origin ASes announcing only one prefix: 208
AfriNIC Region transit ASes present in the Internet Routing Table: 144
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: 7
Number of AfriNIC addresses announced to Internet: 48550144
Equivalent to 2 /8s, 228 /16s and 209 /24s
Percentage of available AfriNIC address space announced: 48.2
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 2721 902 88 PT TELEKOMUNIKASI INDONESIA
7545 2113 319 111 TPG Internet Pty Ltd
4755 1794 392 190 TATA Communications formerly
9829 1542 1245 45 BSNL National Internet Backbo
9583 1251 95 510 Sify Limited
9498 1217 309 73 BHARTI Airtel Ltd.
7552 1168 1080 13 Vietel Corporation
4808 1146 2119 337 CNCGROUP IP network: China169
24560 1102 382 166 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 2939 137 Cox Communications, Inc.
18566 2053 379 178 MegaPath Corporation
1785 2048 686 131 PaeTec Communications, Inc.
20115 1683 1654 601 Charter Communications
4323 1642 1098 420 Time Warner Telecom
701 1511 11144 782 MCI Communications Services,
30036 1381 311 581 Mediacom Communications Corp
7018 1333 17779 872 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 1968 544 16 OJSC "Vimpelcom"
34984 1367 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1184 448 889 Akamai Technologies European
31148 1010 45 20 FreeNet ISP
13188 896 99 48 TOV "Bank-Inform"
6849 856 363 39 JSC UKRTELECOM,
8551 786 370 41 Bezeq International
6830 772 2327 424 UPC Distribution Services
12479 677 798 53 Uni2 Autonomous System
35228 549 246 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 3368 1827 107 NET Servicos de Comunicao S.A
10620 2674 433 213 Telmex Colombia S.A.
7303 1733 1153 229 Telecom Argentina Stet-France
18881 1708 908 20 Global Village Telecom
8151 1366 2854 425 UniNet S.A. de C.V.
11830 868 364 15 Instituto Costarricense de El
27947 850 93 90 Telconet S.A
6147 794 373 27 Telefonica Del Peru
7738 780 1498 36 Telecomunicacoes da Bahia S.A
6503 777 434 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 871 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 412 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 247 921 209 The Internet Solution
29571 229 21 15 Ci Telecom Autonomous system
36992 222 501 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 3368 1827 107 NET Servicos de Comunicao S.A
6389 3042 3688 53 BellSouth.net Inc.
4766 2931 11557 940 Korea Telecom (KIX)
17974 2721 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2674 433 213 Telmex Colombia S.A.
22773 2209 2939 137 Cox Communications, Inc.
7545 2113 319 111 TPG Internet Pty Ltd
18566 2053 379 178 MegaPath Corporation
1785 2048 686 131 PaeTec Communications, Inc.
8402 1968 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 2721 2633 PT TELEKOMUNIKASI INDONESIA
10620 2674 2461 Telmex Colombia S.A.
22773 2209 2072 Cox Communications, Inc.
7545 2113 2002 TPG Internet Pty Ltd
4766 2931 1991 Korea Telecom (KIX)
8402 1968 1952 OJSC "Vimpelcom"
1785 2048 1917 PaeTec Communications, Inc.
18566 2053 1875 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
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
23.91.32.0/19 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 /14:933 /15:1635 /16:12845 /17:6792 /18:11332
/19:23152 /20:33025 /21:35637 /22:50180 /23:43901 /24:250879
/25:870 /26:998 /27:461 /28:48 /29:72 /30:20
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2008 2053 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1700 3042 BellSouth.net Inc.
8402 1678 1968 OJSC "Vimpelcom"
22773 1462 2209 Cox Communications, Inc.
30036 1221 1381 Mediacom Communications Corp
11492 1184 1222 Cable One
1785 1088 2048 PaeTec Communications, Inc.
6983 1035 1293 ITC^Deltacom
22561 964 1240 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:920 2:867 3:3 4:17 5:809 6:21
8:612 12:1878 13:3 14:898 15:11 16:3
17:19 18:19 20:25 23:616 24:1765 27:1703
31:1522 32:45 33:2 34:5 36:95 37:1943
38:917 39:5 40:181 41:3247 42:232 44:14
46:2062 47:10 49:703 50:862 52:12 54:44
55:5 56:4 57:26 58:1145 59:581 60:367
61:1492 62:1245 63:1976 64:4400 65:2348 66:4136
67:2105 68:1082 69:3296 70:898 71:504 72:2014
74:2589 75:327 76:304 77:1217 78:1011 79:670
80:1282 81:1051 82:630 83:696 84:591 85:1254
86:382 87:1038 88:547 89:1563 90:155 91:5701
92:613 93:1609 94:2113 95:1545 96:514 97:349
98:1101 99:41 100:31 101:655 103:3763 105:531
106:143 107:223 108:537 109:2010 110:976 111:1114
112:594 113:803 114:752 115:1033 116:1008 117:829
118:1198 119:1296 120:340 121:762 122:1873 123:1271
124:1391 125:1438 128:634 129:306 130:354 131:668
132:353 133:158 134:305 135:72 136:276 137:270
138:351 139:171 140:200 141:337 142:549 143:408
144:500 145:90 146:552 147:434 148:771 149:367
150:153 151:485 152:413 153:207 154:42 155:509
156:310 157:419 158:286 159:784 160:360 161:458
162:906 163:226 164:625 165:582 166:275 167:638
168:1043 169:125 170:1100 171:185 172:11 173:1625
174:668 175:540 176:1332 177:2442 178:1874 179:314
180:1596 181:883 182:1402 183:477 184:627 185:1089
186:2635 187:1435 188:1954 189:1236 190:7192 192:7092
193:5443 194:4028 195:3363 196:1342 197:1036 198:4756
199:5509 200:6075 201:2494 202:8976 203:8899 204:4544
205:2648 206:2892 207:2794 208:3955 209:3659 210:3086
211:1609 212:2151 213:1991 214:882 215:84 216:5427
217:1715 218:636 219:321 220:1266 221:587 222:332
223:520
End of report
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