Routing Table Report 08:00 +10GMT Thu 31 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 465184
Prefixes after maximum aggregation: 187638
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 233190
Total ASes present in the Internet Routing Table: 45213
Prefixes per ASN: 10.29
Origin-only ASes present in the Internet Routing Table: 35290
Origin ASes announcing only one prefix: 16292
Transit ASes present in the Internet Routing Table: 5837
Transit-only ASes present in the Internet Routing Table: 139
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 28
Max AS path prepend of ASN ( 55644) 25
Prefixes from unregistered ASNs in the Routing Table: 750
Unregistered ASNs in the Routing Table: 211
Number of 32-bit ASNs allocated by the RIRs: 5271
Number of 32-bit ASNs visible in the Routing Table: 4086
Prefixes from 32-bit ASNs in the Routing Table: 12584
Special use prefixes present in the Routing Table: 11
Prefixes being announced from unallocated address space: 888
Number of addresses announced to Internet: 2674125056
Equivalent to 159 /8s, 99 /16s and 233 /24s
Percentage of available address space announced: 72.2
Percentage of allocated address space announced: 72.2
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: 162035
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107315
Total APNIC prefixes after maximum aggregation: 33078
APNIC Deaggregation factor: 3.24
Prefixes being announced from the APNIC address blocks: 110063
Unique aggregates announced from the APNIC address blocks: 47007
APNIC Region origin ASes present in the Internet Routing Table: 4848
APNIC Prefixes per ASN: 22.70
APNIC Region origin ASes announcing only one prefix: 1229
APNIC Region transit ASes present in the Internet Routing Table: 816
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 722
Number of APNIC addresses announced to Internet: 728487168
Equivalent to 43 /8s, 107 /16s and 213 /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: 161322
Total ARIN prefixes after maximum aggregation: 81005
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162326
Unique aggregates announced from the ARIN address blocks: 75862
ARIN Region origin ASes present in the Internet Routing Table: 15857
ARIN Prefixes per ASN: 10.24
ARIN Region origin ASes announcing only one prefix: 6008
ARIN Region transit ASes present in the Internet Routing Table: 1620
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 32
Number of ARIN addresses announced to Internet: 1073266688
Equivalent to 63 /8s, 248 /16s and 192 /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: 118899
Total RIPE prefixes after maximum aggregation: 61076
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122500
Unique aggregates announced from the RIPE address blocks: 78829
RIPE Region origin ASes present in the Internet Routing Table: 17507
RIPE Prefixes per ASN: 7.00
RIPE Region origin ASes announcing only one prefix: 8315
RIPE Region transit ASes present in the Internet Routing Table: 2815
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2447
Number of RIPE addresses announced to Internet: 656525312
Equivalent to 39 /8s, 33 /16s and 200 /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: 52006
Total LACNIC prefixes after maximum aggregation: 9791
LACNIC Deaggregation factor: 5.31
Prefixes being announced from the LACNIC address blocks: 56974
Unique aggregates announced from the LACNIC address blocks: 26746
LACNIC Region origin ASes present in the Internet Routing Table: 2023
LACNIC Prefixes per ASN: 28.16
LACNIC Region origin ASes announcing only one prefix: 548
LACNIC Region transit ASes present in the Internet Routing Table: 378
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 20
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 879
Number of LACNIC addresses announced to Internet: 142152704
Equivalent to 8 /8s, 121 /16s and 20 /24s
Percentage of available LACNIC address space announced: 84.7
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: 11782
Total AfriNIC prefixes after maximum aggregation: 2559
AfriNIC Deaggregation factor: 4.60
Prefixes being announced from the AfriNIC address blocks: 12431
Unique aggregates announced from the AfriNIC address blocks: 3995
AfriNIC Region origin ASes present in the Internet Routing Table: 664
AfriNIC Prefixes per ASN: 18.72
AfriNIC Region origin ASes announcing only one prefix: 192
AfriNIC Region transit ASes present in the Internet Routing Table: 133
Average AfriNIC Region AS path length visible: 3.4
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: 48039424
Equivalent to 2 /8s, 221 /16s and 6 /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
17974 2715 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2139 11550 641 Korea Telecom (KIX)
7545 2090 319 111 TPG Internet Pty Ltd
4755 1800 401 185 TATA Communications formerly
9829 1546 1240 47 BSNL National Internet Backbo
9583 1242 94 511 Sify Limited
9498 1197 310 80 BHARTI Airtel Ltd.
7552 1155 1080 13 Vietel Corporation
24560 1092 380 165 Bharti Airtel Ltd., Telemedia
4808 1083 2023 316 CNCGROUP IP network: China169
Complete listing at http://thyme.rand.apnic.net/london/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 2189 2939 139 Cox Communications, Inc.
18566 2056 379 179 MegaPath Corporation
1785 2036 684 130 PaeTec Communications, Inc.
20115 1681 1654 607 Charter Communications
4323 1624 1118 420 Time Warner Telecom
701 1506 11145 783 MCI Communications Services,
30036 1393 314 577 Mediacom Communications Corp
7018 1347 17796 878 AT&T WorldNet Services
6983 1293 755 578 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1780 544 17 OJSC "Vimpelcom"
34984 1362 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1108 404 847 Akamai Technologies European
31148 1004 44 21 FreeNet ISP
13188 887 99 49 TOV "Bank-Inform"
6830 773 2328 426 UPC Distribution Services
8551 770 370 41 Bezeq International
12479 679 798 55 Uni2 Autonomous System
9116 555 327 36 Goldenlines main autonomous s
35228 540 246 16 Avatar Broadband Limited
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3470 1782 85 NET Servicos de Comunicao S.A
10620 2636 427 234 TVCABLE BOGOTA
7303 1724 1144 233 Telecom Argentina Stet-France
18881 1524 844 20 Global Village Telecom
8151 1334 2838 408 UniNet S.A. de C.V.
11830 865 364 15 Instituto Costarricense de El
27947 819 94 93 Telconet S.A
6147 793 373 27 Telefonica Del Peru
6503 785 434 63 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
Complete listing at http://thyme.rand.apnic.net/london/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 219 32 6 Sudatel Internet Exchange Aut
37054 212 11 5 Data Telecom Service
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3470 1782 85 NET Servicos de Comunicao S.A
6389 3057 3688 56 BellSouth.net Inc.
17974 2715 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2636 427 234 TVCABLE BOGOTA
22773 2189 2939 139 Cox Communications, Inc.
4766 2139 11550 641 Korea Telecom (KIX)
7545 2090 319 111 TPG Internet Pty Ltd
18566 2056 379 179 MegaPath Corporation
1785 2036 684 130 PaeTec Communications, Inc.
36998 1854 112 5 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3057 3001 BellSouth.net Inc.
17974 2715 2626 PT TELEKOMUNIKASI INDONESIA
10620 2636 2402 TVCABLE BOGOTA
22773 2189 2050 Cox Communications, Inc.
7545 2090 1979 TPG Internet Pty Ltd
1785 2036 1906 PaeTec Communications, Inc.
18566 2056 1877 MegaPath Corporation
36998 1854 1849 Sudanese Mobile Telephone (ZA
8402 1780 1763 OJSC "Vimpelcom"
4755 1800 1615 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/london/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
65333 PRIVATE 10.0.0.0/8 0 *
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 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.110.0/24 701 MCI Communications S
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 IANA Private Address Space
10.1.1.48/29 0 *
100.64.0.0/10 65333 IANA Private Address Space
169.254.0.0/16 65333 IANA Private Address Space
172.16.0.0/12 65333 IANA Private Address Space
192.0.0.0/24 65333 IANA Private Address Space
192.0.2.0/24 65333 IANA Private Address Space
192.168.0.0/16 0 *
198.18.0.0/15 65333 IANA Private Address Space
198.51.100.0/24 65333 IANA Private Address Space
Complete listing at http://thyme.rand.apnic.net/london/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.
23.91.160.0/22 36493 3757277 Canada Inc. (oa 295.c
23.91.160.0/19 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/london/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 /8:17 /9:11 /10:32 /11:92 /12:255
/13:472 /14:920 /15:1626 /16:12810 /17:6746 /18:11260
/19:22965 /20:32662 /21:35218 /22:49506 /23:42964 /24:246972
/25:9 /26:11 /27:12 /28:126 /29:215 /30:148
/31:0 /32:135
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2009 2056 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1710 3057 BellSouth.net Inc.
8402 1486 1780 OJSC "Vimpelcom"
22773 1456 2189 Cox Communications, Inc.
30036 1240 1393 Mediacom Communications Corp
11492 1200 1241 Cable One
1785 1086 2036 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 963 1239 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:863 2:872 3:3 4:16 5:1005 6:21
8:606 12:1893 13:3 14:865 15:11 16:3
17:17 18:19 20:21 23:498 24:1740 27:1610
31:1495 32:40 33:2 34:5 36:80 37:1869
38:914 39:4 40:181 41:3286 42:244 44:14
46:2020 47:10 49:681 50:829 52:12 54:42
55:3 56:2 57:29 58:1077 59:571 60:370
61:1454 62:1212 63:1978 64:4547 65:2337 66:4135
67:2093 68:1104 69:3261 70:873 71:478 72:2007
74:2555 75:328 76:306 77:1137 78:1053 79:644
80:1280 81:1019 82:669 83:632 84:580 85:1253
86:423 87:1012 88:564 89:1599 90:155 91:5666
92:615 93:1593 94:2008 95:1592 96:509 97:344
98:1045 99:39 100:30 101:364 103:3465 105:524
106:142 107:214 108:515 109:1913 110:946 111:1099
112:582 113:807 114:702 115:1007 116:989 117:815
118:1164 119:1258 120:359 121:738 122:1786 123:1250
124:1328 125:1435 128:605 129:219 130:314 131:658
132:279 133:158 134:545 135:67 136:278 137:265
138:349 139:174 140:166 141:321 142:528 143:419
144:499 145:87 146:515 147:390 148:698 149:360
150:157 151:586 152:411 153:204 154:51 155:490
156:283 157:374 158:283 159:683 160:359 161:450
162:812 163:206 164:630 165:567 166:258 167:626
168:1039 169:127 170:1128 171:181 172:25 173:1613
174:670 175:499 176:1256 177:2379 178:1934 179:188
180:1575 181:785 182:1332 183:454 184:662 185:966
186:2670 187:1468 188:1836 189:1266 190:7206 192:7026
193:5408 194:4035 195:3323 196:1325 197:1065 198:4692
199:5454 200:6039 201:2511 202:8764 203:8837 204:4455
205:2619 206:2754 207:2791 208:4006 209:3627 210:2923
211:1560 212:2163 213:1980 214:892 215:92 216:5372
217:1695 218:617 219:307 220:1276 221:579 222:324
223:501
End of report