Routing Table Report 08:00 +10GMT Thu 31 Jul, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 499523
Prefixes after maximum aggregation: 195157
Deaggregation factor: 2.56
Unique aggregates announced to Internet: 248130
Total ASes present in the Internet Routing Table: 47243
Prefixes per ASN: 10.57
Origin-only ASes present in the Internet Routing Table: 36004
Origin ASes announcing only one prefix: 16412
Transit ASes present in the Internet Routing Table: 6009
Transit-only ASes present in the Internet Routing Table: 151
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 44
Max AS path prepend of ASN ( 28548) 41
Prefixes from unregistered ASNs in the Routing Table: 1863
Unregistered ASNs in the Routing Table: 474
Number of 32-bit ASNs allocated by the RIRs: 7096
Number of 32-bit ASNs visible in the Routing Table: 5230
Prefixes from 32-bit ASNs in the Routing Table: 18698
Number of bogon 32-bit ASNs visible in the Routing Table: 510
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 450
Number of addresses announced to Internet: 2720549888
Equivalent to 162 /8s, 40 /16s and 76 /24s
Percentage of available address space announced: 73.5
Percentage of allocated address space announced: 73.5
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.7
Total number of prefixes smaller than registry allocations: 171384
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 117687
Total APNIC prefixes after maximum aggregation: 35056
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 121833
Unique aggregates announced from the APNIC address blocks: 51710
APNIC Region origin ASes present in the Internet Routing Table: 4923
APNIC Prefixes per ASN: 24.75
APNIC Region origin ASes announcing only one prefix: 1242
APNIC Region transit ASes present in the Internet Routing Table: 831
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 33
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1030
Number of APNIC addresses announced to Internet: 733328128
Equivalent to 43 /8s, 181 /16s and 179 /24s
Percentage of available APNIC address space announced: 85.7
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: 168355
Total ARIN prefixes after maximum aggregation: 84253
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 170225
Unique aggregates announced from the ARIN address blocks: 79962
ARIN Region origin ASes present in the Internet Routing Table: 16288
ARIN Prefixes per ASN: 10.45
ARIN Region origin ASes announcing only one prefix: 6119
ARIN Region transit ASes present in the Internet Routing Table: 1640
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: 151
Number of ARIN addresses announced to Internet: 1079988992
Equivalent to 64 /8s, 95 /16s and 83 /24s
Percentage of available ARIN address space announced: 57.1
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: 124386
Total RIPE prefixes after maximum aggregation: 62943
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 129410
Unique aggregates announced from the RIPE address blocks: 81783
RIPE Region origin ASes present in the Internet Routing Table: 17723
RIPE Prefixes per ASN: 7.30
RIPE Region origin ASes announcing only one prefix: 8263
RIPE Region transit ASes present in the Internet Routing Table: 2867
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 42
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2733
Number of RIPE addresses announced to Internet: 658908928
Equivalent to 39 /8s, 70 /16s and 39 /24s
Percentage of available RIPE address space announced: 95.8
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, 196608-202239
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: 58251
Total LACNIC prefixes after maximum aggregation: 10146
LACNIC Deaggregation factor: 5.74
Prefixes being announced from the LACNIC address blocks: 65775
Unique aggregates announced from the LACNIC address blocks: 29777
LACNIC Region origin ASes present in the Internet Routing Table: 2179
LACNIC Prefixes per ASN: 30.19
LACNIC Region origin ASes announcing only one prefix: 577
LACNIC Region transit ASes present in the Internet Routing Table: 445
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 44
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1271
Number of LACNIC addresses announced to Internet: 167441920
Equivalent to 9 /8s, 250 /16s and 246 /24s
Percentage of available LACNIC address space announced: 99.8
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: 11126
Total AfriNIC prefixes after maximum aggregation: 2722
AfriNIC Deaggregation factor: 4.09
Prefixes being announced from the AfriNIC address blocks: 11829
Unique aggregates announced from the AfriNIC address blocks: 4500
AfriNIC Region origin ASes present in the Internet Routing Table: 724
AfriNIC Prefixes per ASN: 16.34
AfriNIC Region origin ASes announcing only one prefix: 211
AfriNIC Region transit ASes present in the Internet Routing Table: 155
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: 45
Number of AfriNIC addresses announced to Internet: 58188032
Equivalent to 3 /8s, 119 /16s and 225 /24s
Percentage of available AfriNIC address space announced: 57.8
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 2804 899 72 PT Telekomunikasi Indonesia
4766 2239 11581 624 Korea Telecom
7545 2193 320 116 TPG Telecom Limited
4755 1870 400 193 TATA Communications formerly
9829 1653 1306 31 National Internet Backbone
9583 1334 106 549 Sify Limited
9498 1299 317 94 BHARTI Airtel Ltd.
7552 1235 1098 14 Viettel Corporation
24560 1151 399 191 Bharti Airtel Ltd., Telemedia
4808 1080 2041 340 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 2943 3688 51 BellSouth.net Inc.
22773 2730 2940 142 Cox Communications Inc.
18566 2044 379 177 MegaPath Corporation
7029 2041 1641 941 Windstream Communications Inc
20115 1745 1730 548 Charter Communications
4323 1638 1088 414 tw telecom holdings, inc.
30036 1484 319 594 Mediacom Communications Corp
701 1439 11187 727 MCI Communications Services,
6983 1391 801 312 ITC^Deltacom
22561 1307 407 234 CenturyTel Internet Holdings,
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
34984 1720 265 277 TELLCOM ILETISIM HIZMETLERI A
20940 1438 562 1054 Akamai International B.V.
8402 1228 544 15 OJSC "Vimpelcom"
13188 1062 100 30 TOV "Bank-Inform"
31148 1041 45 19 Freenet Ltd.
8551 890 371 42 Bezeq International-Ltd
6849 819 356 27 JSC "Ukrtelecom"
6830 775 2335 431 Liberty Global Operations B.V
12479 769 796 59 France Telecom Espana SA
9198 590 346 28 JSC Kazakhtelecom
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 3768 2031 101 NET Serviços de Comunicação S
10620 2922 473 218 Telmex Colombia S.A.
18881 2058 1036 22 Global Village Telecom
7303 1770 1179 232 Telecom Argentina S.A.
8151 1430 2982 417 Uninet S.A. de C.V.
6503 1085 434 61 Axtel, S.A.B. de C.V.
6147 1043 373 28 Telefonica del Peru S.A.A.
7738 975 1882 41 Telemar Norte Leste S.A.
27947 893 130 53 Telconet S.A
26615 860 2325 35 Tim Celular 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
24863 913 280 26 Link Egypt (Link.NET)
6713 673 744 37 Office National des Postes et
8452 592 958 13 TE-AS
36992 310 784 26 ETISALAT MISR
24835 306 144 9 Vodafone Data
37054 277 19 6 Data Telecom Service
3741 249 920 212 Internet Solutions
29571 236 22 17 Cote d'Ivoire Telecom
15706 187 32 6 Sudatel (Sudan Telecom Co. Lt
12258 177 27 68 MWEB CONNECT (PROPRIETARY) LI
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 3768 2031 101 NET Serviços de Comunicação S
6389 2943 3688 51 BellSouth.net Inc.
10620 2922 473 218 Telmex Colombia S.A.
17974 2804 899 72 PT Telekomunikasi Indonesia
22773 2730 2940 142 Cox Communications Inc.
4766 2239 11581 624 Korea Telecom
7545 2193 320 116 TPG Telecom Limited
18881 2058 1036 22 Global Village Telecom
18566 2044 379 177 MegaPath Corporation
7029 2041 1641 941 Windstream Communications Inc
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 2943 2892 BellSouth.net Inc.
17974 2804 2732 PT Telekomunikasi Indonesia
10620 2922 2704 Telmex Colombia S.A.
22773 2730 2588 Cox Communications Inc.
7545 2193 2077 TPG Telecom Limited
18881 2058 2036 Global Village Telecom
18566 2044 1867 MegaPath Corporation
4755 1870 1677 TATA Communications formerly
9829 1653 1622 National Internet Backbone
4766 2239 1615 Korea 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
30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio
20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio
20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.122.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio
55020 UNALLOCATED 8.30.123.0/24 3356 Level 3 Communicatio
27205 UNALLOCATED 8.38.16.0/21 6461 Abovenet Communicati
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
65333 PRIVATE 10.0.0.0/8 0 *
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 Reserved
100.64.0.0/10 65333 Reserved
169.254.0.0/16 65333 Reserved
172.16.0.0/12 65333 Reserved
192.0.0.0/24 65333 Reserved
192.0.2.0/24 65333 Reserved
192.168.0.0/16 0 *
198.18.0.0/15 65333 Reserved
198.51.100.0/24 65333 Reserved
203.0.113.0/24 65333 Reserved
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.226.240.0/21 40430 colo4jax, LLC
23.226.240.0/20 40430 colo4jax, LLC
23.226.248.0/21 40430 colo4jax, LLC
24.231.96.0/24 21548 MTO Telecom Inc.
27.100.7.0/24 56096 >>UNKNOWN<<
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 37004 >>UNKNOWN<<
41.73.10.0/24 37004 >>UNKNOWN<<
41.73.11.0/24 37004 >>UNKNOWN<<
41.73.12.0/24 37004 >>UNKNOWN<<
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 /9:12 /10:31 /11:90 /12:260
/13:498 /14:986 /15:1706 /16:12997 /17:7022 /18:11623
/19:24560 /20:34938 /21:37157 /22:53838 /23:47151 /24:265913
/25:9 /26:11 /27:14 /28:107 /29:235 /30:227
/31:0 /32:121
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 1999 2044 MegaPath Corporation
22773 1974 2730 Cox Communications Inc.
6389 1691 2943 BellSouth.net Inc.
30036 1325 1484 Mediacom Communications Corp
11492 1188 1243 CABLE ONE, INC.
6983 1098 1391 ITC^Deltacom
34984 1048 1720 TELLCOM ILETISIM HIZMETLERI A
10620 1025 2922 Telmex Colombia S.A.
7029 1001 2041 Windstream Communications Inc
22561 1001 1307 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1314 2:774 3:3 4:15 5:1052 6:21
8:710 12:1851 13:4 14:1037 15:15 16:2
17:40 18:21 20:37 23:903 24:1749 27:1750
31:1472 32:38 33:2 34:5 36:140 37:1826
38:953 39:7 40:207 41:2686 42:255 43:144
44:15 45:44 46:2077 47:25 49:729 50:826
52:12 54:47 55:5 56:3 57:35 58:1166
59:611 60:409 61:1561 62:1254 63:1848 64:4326
65:2326 66:4198 67:2046 68:1048 69:3335 70:886
71:440 72:2017 74:2622 75:323 76:414 77:1647
78:804 79:700 80:1312 81:1214 82:776 83:772
84:760 85:1321 86:412 87:1150 88:470 89:1771
90:144 91:5715 92:763 93:1766 94:2025 95:1614
96:503 97:361 98:1088 99:49 100:65 101:696
103:5285 104:138 105:36 106:174 107:576 108:570
109:2015 110:998 111:1328 112:660 113:850 114:764
115:1088 116:1070 117:971 118:1494 119:1397 120:394
121:844 122:2055 123:1463 124:1380 125:1561 128:533
129:334 130:345 131:670 132:371 133:162 134:308
135:76 136:297 137:285 138:371 139:163 140:177
141:375 142:547 143:409 144:502 145:107 146:638
147:488 148:865 149:386 150:387 151:718 152:446
153:219 154:318 155:518 156:350 157:345 158:269
159:842 160:328 161:566 162:1602 163:304 164:682
165:626 166:291 167:669 168:1111 169:122 170:1376
171:183 172:60 173:1506 174:710 175:599 176:1404
177:3361 178:2078 179:777 180:1765 181:1308 182:1598
183:532 184:692 185:1909 186:2901 187:1652 188:2149
189:1473 190:7632 191:655 192:7354 193:5503 194:4059
195:3540 196:1418 197:696 198:5054 199:5503 200:6322
201:2728 202:8948 203:8870 204:4489 205:2616 206:2841
207:2875 208:3933 209:3715 210:3021 211:1720 212:2358
213:2117 214:873 215:88 216:5686 217:1692 218:603
219:321 220:1279 221:624 222:350 223:585
End of report