Routing Table Report 08:00 +10GMT Sun 01 Dec, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 469783
Prefixes after maximum aggregation: 188253
Deaggregation factor: 2.50
Unique aggregates announced to Internet: 234355
Total ASes present in the Internet Routing Table: 45457
Prefixes per ASN: 10.33
Origin-only ASes present in the Internet Routing Table: 35434
Origin ASes announcing only one prefix: 16314
Transit ASes present in the Internet Routing Table: 5806
Transit-only ASes present in the Internet Routing Table: 144
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 24
Max AS path prepend of ASN ( 36992) 22
Prefixes from unregistered ASNs in the Routing Table: 1002
Unregistered ASNs in the Routing Table: 279
Number of 32-bit ASNs allocated by the RIRs: 5427
Number of 32-bit ASNs visible in the Routing Table: 4217
Prefixes from 32-bit ASNs in the Routing Table: 13281
Number of bogon 32-bit ASNs visible in the Routing Table: 1
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 1244
Number of addresses announced to Internet: 2677780480
Equivalent to 159 /8s, 155 /16s and 176 /24s
Percentage of available address space announced: 72.3
Percentage of allocated address space announced: 72.3
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: 163944
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 108274
Total APNIC prefixes after maximum aggregation: 33363
APNIC Deaggregation factor: 3.25
Prefixes being announced from the APNIC address blocks: 111196
Unique aggregates announced from the APNIC address blocks: 47614
APNIC Region origin ASes present in the Internet Routing Table: 4837
APNIC Prefixes per ASN: 22.99
APNIC Region origin ASes announcing only one prefix: 1228
APNIC Region transit ASes present in the Internet Routing Table: 820
Average APNIC Region AS path length visible: 3.8
Max APNIC Region AS path length visible: 19
Number of APNIC region 32-bit ASNs visible in the Routing Table: 762
Number of APNIC addresses announced to Internet: 727538944
Equivalent to 43 /8s, 93 /16s and 93 /24s
Percentage of available APNIC address space announced: 85.0
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: 162587
Total ARIN prefixes after maximum aggregation: 81269
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163485
Unique aggregates announced from the ARIN address blocks: 75839
ARIN Region origin ASes present in the Internet Routing Table: 15882
ARIN Prefixes per ASN: 10.29
ARIN Region origin ASes announcing only one prefix: 6015
ARIN Region transit ASes present in the Internet Routing Table: 1588
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 40
Number of ARIN addresses announced to Internet: 1073684736
Equivalent to 63 /8s, 255 /16s and 33 /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: 119916
Total RIPE prefixes after maximum aggregation: 61021
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 123651
Unique aggregates announced from the RIPE address blocks: 78700
RIPE Region origin ASes present in the Internet Routing Table: 17540
RIPE Prefixes per ASN: 7.05
RIPE Region origin ASes announcing only one prefix: 8313
RIPE Region transit ASes present in the Internet Routing Table: 2803
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2502
Number of RIPE addresses announced to Internet: 656257024
Equivalent to 39 /8s, 29 /16s and 176 /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: 52484
Total LACNIC prefixes after maximum aggregation: 9816
LACNIC Deaggregation factor: 5.35
Prefixes being announced from the LACNIC address blocks: 57704
Unique aggregates announced from the LACNIC address blocks: 27190
LACNIC Region origin ASes present in the Internet Routing Table: 2034
LACNIC Prefixes per ASN: 28.37
LACNIC Region origin ASes announcing only one prefix: 553
LACNIC Region transit ASes present in the Internet Routing Table: 382
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: 905
Number of LACNIC addresses announced to Internet: 145321728
Equivalent to 8 /8s, 169 /16s and 111 /24s
Percentage of available LACNIC address space announced: 86.6
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: 11855
Total AfriNIC prefixes after maximum aggregation: 2578
AfriNIC Deaggregation factor: 4.60
Prefixes being announced from the AfriNIC address blocks: 12502
Unique aggregates announced from the AfriNIC address blocks: 4003
AfriNIC Region origin ASes present in the Internet Routing Table: 682
AfriNIC Prefixes per ASN: 18.33
AfriNIC Region origin ASes announcing only one prefix: 205
AfriNIC Region transit ASes present in the Internet Routing Table: 138
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: 8
Number of AfriNIC addresses announced to Internet: 48516864
Equivalent to 2 /8s, 228 /16s and 79 /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
17974 2719 902 88 PT TELEKOMUNIKASI INDONESIA
4766 2138 11550 641 Korea Telecom (KIX)
7545 2083 319 110 TPG Internet Pty Ltd
4755 1807 401 185 TATA Communications formerly
9829 1543 1245 45 BSNL National Internet Backbo
9583 1251 95 510 Sify Limited
9498 1218 309 74 BHARTI Airtel Ltd.
7552 1163 1080 13 Vietel Corporation
24560 1102 382 166 Bharti Airtel Ltd., Telemedia
4808 1061 2014 310 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 3042 3688 53 BellSouth.net Inc.
22773 2210 2939 137 Cox Communications, Inc.
18566 2050 379 177 MegaPath Corporation
1785 2044 685 132 PaeTec Communications, Inc.
20115 1684 1653 600 Charter Communications
4323 1653 1114 422 Time Warner Telecom
701 1507 11144 783 MCI Communications Services,
7029 1465 1257 164 Windstream Communications Inc
30036 1391 313 583 Mediacom Communications Corp
7018 1342 17798 881 AT&T WorldNet Services
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 1830 544 16 OJSC "Vimpelcom"
34984 1366 244 225 TELLCOM ILETISIM HIZMETLERI A
20940 1201 458 894 Akamai Technologies European
31148 1010 45 20 FreeNet ISP
13188 895 99 48 TOV "Bank-Inform"
6849 856 363 39 JSC UKRTELECOM,
8551 798 370 41 Bezeq International
6830 773 2327 425 UPC Distribution Services
12479 680 798 53 Uni2 Autonomous System
9116 554 326 35 Goldenlines main autonomous s
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 3405 1807 90 NET Servicos de Comunicao S.A
10620 2673 433 213 Telmex Colombia S.A.
7303 1729 1151 232 Telecom Argentina Stet-France
18881 1706 908 20 Global Village Telecom
8151 1347 2850 414 UniNet S.A. de C.V.
11830 868 364 15 Instituto Costarricense de El
27947 820 94 91 Telconet S.A
6147 789 373 27 Telefonica Del Peru
7738 780 1498 36 Telecomunicacoes da Bahia S.A
6503 771 434 61 AVANTEL, 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 1864 112 5 Sudanese Mobile Telephone (ZA
24863 868 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 412 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 251 921 209 The Internet Solution
29571 229 21 15 Ci Telecom Autonomous system
36992 222 501 29 Etisalat MISR
15706 221 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 3405 1807 90 NET Servicos de Comunicao S.A
6389 3042 3688 53 BellSouth.net Inc.
17974 2719 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2673 433 213 Telmex Colombia S.A.
22773 2210 2939 137 Cox Communications, Inc.
4766 2138 11550 641 Korea Telecom (KIX)
7545 2083 319 110 TPG Internet Pty Ltd
18566 2050 379 177 MegaPath Corporation
1785 2044 685 132 PaeTec Communications, Inc.
36998 1864 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 3042 2989 BellSouth.net Inc.
17974 2719 2631 PT TELEKOMUNIKASI INDONESIA
10620 2673 2460 Telmex Colombia S.A.
22773 2210 2073 Cox Communications, Inc.
7545 2083 1973 TPG Internet Pty Ltd
1785 2044 1912 PaeTec Communications, Inc.
18566 2050 1873 MegaPath Corporation
36998 1864 1859 Sudanese Mobile Telephone (ZA
8402 1830 1814 OJSC "Vimpelcom"
18881 1706 1686 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/london/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
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
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
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
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
203.0.113.0/24 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.
23.91.0.0/19 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.
23.91.160.0/22 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 /12:254
/13:474 /14:934 /15:1641 /16:12823 /17:6799 /18:11298
/19:23154 /20:33031 /21:35533 /22:49650 /23:43747 /24:249628
/25:8 /26:11 /27:12 /28:124 /29:222 /30:152
/31:0 /32:136
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2005 2050 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1700 3042 BellSouth.net Inc.
8402 1515 1830 OJSC "Vimpelcom"
22773 1464 2210 Cox Communications, Inc.
30036 1232 1391 Mediacom Communications Corp
11492 1195 1233 Cable One
1785 1088 2044 PaeTec Communications, Inc.
7029 1044 1465 Windstream Communications Inc
6983 1035 1293 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:904 2:864 3:3 4:16 5:1026 6:21
8:605 12:1874 13:3 14:876 15:11 16:3
17:18 18:19 20:25 23:596 24:1759 27:1686
31:1532 32:40 33:2 34:5 36:95 37:1938
38:910 39:5 40:184 41:3335 42:321 44:14
46:2067 47:11 49:693 50:855 52:12 54:44
55:5 56:4 57:29 58:1086 59:578 60:365
61:1461 62:1243 63:1968 64:4392 65:2354 66:4247
67:2102 68:1113 69:3296 70:949 71:514 72:2022
74:2634 75:394 76:304 77:1187 78:1043 79:665
80:1280 81:1053 82:639 83:690 84:583 85:1257
86:382 87:1028 88:550 89:1554 90:157 91:5704
92:611 93:1611 94:2084 95:1515 96:515 97:348
98:1084 99:41 100:30 101:409 103:3711 105:530
106:143 107:218 108:519 109:2001 110:955 111:1121
112:579 113:801 114:743 115:1018 116:984 117:808
118:1214 119:1272 120:332 121:736 122:1786 123:1266
124:1372 125:1432 128:625 129:222 130:336 131:662
132:347 133:158 134:292 135:72 136:275 137:246
138:349 139:178 140:172 141:323 142:536 143:393
144:495 145:90 146:540 147:424 148:729 149:370
150:147 151:663 152:413 153:207 154:54 155:508
156:303 157:369 158:283 159:694 160:361 161:452
162:910 163:206 164:620 165:581 166:283 167:636
168:1036 169:124 170:1108 171:185 172:11 173:1671
174:721 175:519 176:1322 177:2526 178:1881 179:296
180:1592 181:875 182:1403 183:472 184:637 185:1078
186:2643 187:1448 188:1852 189:1244 190:7260 192:6992
193:5434 194:4034 195:3358 196:1341 197:1066 198:4686
199:5473 200:6041 201:2519 202:8797 203:8812 204:4469
205:2636 206:2762 207:2742 208:3959 209:3658 210:2938
211:1569 212:2174 213:2004 214:887 215:86 216:5424
217:1708 218:623 219:316 220:1272 221:586 222:328
223:513
End of report
