Routing Table Report 04:00 +10GMT Wed 30 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 470209
Prefixes after maximum aggregation: 189119
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 233122
Total ASes present in the Internet Routing Table: 45322
Prefixes per ASN: 10.37
Origin-only ASes present in the Internet Routing Table: 35297
Origin ASes announcing only one prefix: 16265
Transit ASes present in the Internet Routing Table: 5957
Transit-only ASes present in the Internet Routing Table: 160
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: 714
Unregistered ASNs in the Routing Table: 190
Number of 32-bit ASNs allocated by the RIRs: 5265
Number of 32-bit ASNs visible in the Routing Table: 4068
Prefixes from 32-bit ASNs in the Routing Table: 12613
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 871
Number of addresses announced to Internet: 2653135060
Equivalent to 158 /8s, 35 /16s and 160 /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: 164245
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111483
Total APNIC prefixes after maximum aggregation: 33826
APNIC Deaggregation factor: 3.30
Prefixes being announced from the APNIC address blocks: 113565
Unique aggregates announced from the APNIC address blocks: 47000
APNIC Region origin ASes present in the Internet Routing Table: 4874
APNIC Prefixes per ASN: 23.30
APNIC Region origin ASes announcing only one prefix: 1210
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: 714
Number of APNIC addresses announced to Internet: 729653440
Equivalent to 43 /8s, 125 /16s and 160 /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: 162780
Total ARIN prefixes after maximum aggregation: 81505
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163695
Unique aggregates announced from the ARIN address blocks: 75855
ARIN Region origin ASes present in the Internet Routing Table: 15915
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: 1671
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: 29
Number of ARIN addresses announced to Internet: 1073393792
Equivalent to 63 /8s, 250 /16s and 176 /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: 118561
Total RIPE prefixes after maximum aggregation: 61110
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 122185
Unique aggregates announced from the RIPE address blocks: 78781
RIPE Region origin ASes present in the Internet Routing Table: 17509
RIPE Prefixes per ASN: 6.98
RIPE Region origin ASes announcing only one prefix: 8300
RIPE Region transit ASes present in the Internet Routing Table: 2843
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: 2440
Number of RIPE addresses announced to Internet: 656510820
Equivalent to 39 /8s, 33 /16s and 143 /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: 52586
Total LACNIC prefixes after maximum aggregation: 9981
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 57624
Unique aggregates announced from the LACNIC address blocks: 26759
LACNIC Region origin ASes present in the Internet Routing Table: 2037
LACNIC Prefixes per ASN: 28.29
LACNIC Region origin ASes announcing only one prefix: 552
LACNIC Region transit ASes present in the Internet Routing Table: 388
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: 879
Number of LACNIC addresses announced to Internet: 142192944
Equivalent to 8 /8s, 121 /16s and 177 /24s
Percentage of available LACNIC address space announced: 84.8
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: 11614
Total AfriNIC prefixes after maximum aggregation: 2568
AfriNIC Deaggregation factor: 4.52
Prefixes being announced from the AfriNIC address blocks: 12269
Unique aggregates announced from the AfriNIC address blocks: 3998
AfriNIC Region origin ASes present in the Internet Routing Table: 669
AfriNIC Prefixes per ASN: 18.34
AfriNIC Region origin ASes announcing only one prefix: 198
AfriNIC Region transit ASes present in the Internet Routing Table: 136
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: 48038144
Equivalent to 2 /8s, 221 /16s and 1 /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 2938 11558 943 Korea Telecom (KIX)
17974 2717 903 89 PT TELEKOMUNIKASI INDONESIA
7545 2097 319 111 TPG Internet Pty Ltd
4755 1783 391 188 TATA Communications formerly
9829 1558 1242 46 BSNL National Internet Backbo
9498 1208 309 74 BHARTI Airtel Ltd.
9583 1187 90 513 Sify Limited
4808 1167 2128 342 CNCGROUP IP network: China169
7552 1158 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 3057 3688 56 BellSouth.net Inc.
22773 2184 2941 139 Cox Communications, Inc.
18566 2059 379 180 MegaPath Corporation
1785 2035 684 130 PaeTec Communications, Inc.
20115 1680 1653 607 Charter Communications
4323 1617 1101 417 Time Warner Telecom
701 1507 11145 782 MCI Communications Services,
30036 1391 313 576 Mediacom Communications Corp
7018 1338 17779 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 1872 544 17 OJSC "Vimpelcom"
34984 1361 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1088 394 833 Akamai Technologies European
31148 1004 44 21 FreeNet ISP
13188 885 99 58 TOV "Bank-Inform"
6830 770 2327 423 UPC Distribution Services
8551 758 370 41 Bezeq International
12479 687 800 49 Uni2 Autonomous System
35228 542 246 16 Avatar Broadband Limited
35819 535 584 77 Bayanat Al-Oula For Network S
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 3464 1782 85 NET Servicos de Comunicao S.A
10620 2632 427 234 TVCABLE BOGOTA
7303 1725 1135 234 Telecom Argentina Stet-France
18881 1506 844 20 Global Village Telecom
8151 1350 2840 414 UniNet S.A. de C.V.
11830 865 364 15 Instituto Costarricense de El
27947 846 93 93 Telconet S.A
6147 793 373 27 Telefonica Del Peru
6503 786 434 61 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 410 956 9 TEDATA
24835 294 144 9 RAYA Telecom - Egypt
3741 258 921 216 The Internet Solution
36992 227 501 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 3464 1782 85 NET Servicos de Comunicao S.A
6389 3057 3688 56 BellSouth.net Inc.
4766 2938 11558 943 Korea Telecom (KIX)
17974 2717 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2632 427 234 TVCABLE BOGOTA
22773 2184 2941 139 Cox Communications, Inc.
7545 2097 319 111 TPG Internet Pty Ltd
18566 2059 379 180 MegaPath Corporation
1785 2035 684 130 PaeTec Communications, Inc.
8402 1872 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 3057 3001 BellSouth.net Inc.
17974 2717 2628 PT TELEKOMUNIKASI INDONESIA
10620 2632 2398 TVCABLE BOGOTA
22773 2184 2045 Cox Communications, Inc.
4766 2938 1995 Korea Telecom (KIX)
7545 2097 1986 TPG Internet Pty Ltd
1785 2035 1905 PaeTec Communications, Inc.
18566 2059 1879 MegaPath Corporation
8402 1872 1855 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 Communications
17300 UNALLOCATED 12.45.110.0/24 701 MCI Communications S
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 /12:254
/13:474 /14:916 /15:1627 /16:12844 /17:6713 /18:11262
/19:22977 /20:32684 /21:35357 /22:50011 /23:43406 /24:249042
/25:873 /26:989 /27:467 /28:50 /29:79 /30:20
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2012 2059 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1709 3057 BellSouth.net Inc.
8402 1570 1872 OJSC "Vimpelcom"
22773 1450 2184 Cox Communications, Inc.
30036 1239 1391 Mediacom Communications Corp
11492 1199 1240 Cable One
1785 1085 2035 PaeTec Communications, Inc.
6983 1034 1293 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)
----------------------------------------------
1:862 2:859 3:3 4:17 5:1002 6:21
8:613 12:1893 13:3 14:888 15:11 16:3
17:17 18:19 20:21 23:505 24:1739 27:1614
31:1485 32:45 33:2 34:5 36:80 37:1869
38:919 39:4 40:181 41:3196 42:246 44:14
46:2026 47:9 49:680 50:839 52:12 54:41
55:5 56:2 57:26 58:1154 59:574 60:373
61:1471 62:1211 63:1981 64:4551 65:2342 66:4140
67:2113 68:1103 69:3282 70:873 71:489 72:2016
74:2558 75:327 76:306 77:1162 78:1074 79:647
80:1294 81:1017 82:653 83:634 84:586 85:1252
86:413 87:1009 88:564 89:1596 90:155 91:5662
92:615 93:1591 94:2005 95:1598 96:506 97:344
98:1045 99:42 100:31 101:613 103:3508 105:525
106:142 107:214 108:530 109:1918 110:957 111:1098
112:592 113:808 114:752 115:1042 116:1004 117:841
118:1141 119:1297 120:367 121:749 122:1874 123:1253
124:1346 125:1434 128:646 129:227 130:330 131:668
132:348 133:158 134:555 135:67 136:278 137:271
138:349 139:177 140:199 141:334 142:543 143:423
144:498 145:88 146:519 147:408 148:775 149:361
150:158 151:586 152:410 153:205 154:51 155:488
156:285 157:424 158:282 159:770 160:357 161:454
162:811 163:227 164:635 165:572 166:259 167:626
168:1046 169:128 170:1126 171:180 172:25 173:1608
174:671 175:513 176:1270 177:2374 178:1929 179:194
180:1582 181:785 182:1339 183:454 184:662 185:956
186:2659 187:1479 188:1838 189:1281 190:7189 192:7091
193:5411 194:4036 195:3317 196:1321 197:1024 198:4754
199:5472 200:6093 201:2532 202:8953 203:8887 204:4527
205:2637 206:2846 207:2861 208:4018 209:3635 210:3009
211:1565 212:2136 213:1975 214:900 215:92 216:5383
217:1694 218:625 219:316 220:1280 221:567 222:326
223:509
End of report