Routing Table Report 08:00 +10GMT Sat 26 Jul, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 498947
Prefixes after maximum aggregation: 195166
Deaggregation factor: 2.56
Unique aggregates announced to Internet: 248113
Total ASes present in the Internet Routing Table: 47249
Prefixes per ASN: 10.56
Origin-only ASes present in the Internet Routing Table: 36020
Origin ASes announcing only one prefix: 16407
Transit ASes present in the Internet Routing Table: 6013
Transit-only ASes present in the Internet Routing Table: 153
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: 1747
Unregistered ASNs in the Routing Table: 464
Number of 32-bit ASNs allocated by the RIRs: 7073
Number of 32-bit ASNs visible in the Routing Table: 5216
Prefixes from 32-bit ASNs in the Routing Table: 18546
Number of bogon 32-bit ASNs visible in the Routing Table: 377
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 412
Number of addresses announced to Internet: 2720056064
Equivalent to 162 /8s, 32 /16s and 195 /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: 171374
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 117555
Total APNIC prefixes after maximum aggregation: 34996
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 121661
Unique aggregates announced from the APNIC address blocks: 51900
APNIC Region origin ASes present in the Internet Routing Table: 4921
APNIC Prefixes per ASN: 24.72
APNIC Region origin ASes announcing only one prefix: 1240
APNIC Region transit ASes present in the Internet Routing Table: 831
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 33
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1023
Number of APNIC addresses announced to Internet: 734040832
Equivalent to 43 /8s, 192 /16s and 147 /24s
Percentage of available APNIC address space announced: 85.8
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: 168161
Total ARIN prefixes after maximum aggregation: 84320
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 170037
Unique aggregates announced from the ARIN address blocks: 79904
ARIN Region origin ASes present in the Internet Routing Table: 16300
ARIN Prefixes per ASN: 10.43
ARIN Region origin ASes announcing only one prefix: 6117
ARIN Region transit ASes present in the Internet Routing Table: 1654
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: 148
Number of ARIN addresses announced to Internet: 1079922688
Equivalent to 64 /8s, 94 /16s and 80 /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: 124479
Total RIPE prefixes after maximum aggregation: 62970
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 129412
Unique aggregates announced from the RIPE address blocks: 81816
RIPE Region origin ASes present in the Internet Routing Table: 17738
RIPE Prefixes per ASN: 7.30
RIPE Region origin ASes announcing only one prefix: 8268
RIPE Region transit ASes present in the Internet Routing Table: 2853
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: 2734
Number of RIPE addresses announced to Internet: 658653184
Equivalent to 39 /8s, 66 /16s and 64 /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: 58224
Total LACNIC prefixes after maximum aggregation: 10126
LACNIC Deaggregation factor: 5.75
Prefixes being announced from the LACNIC address blocks: 65639
Unique aggregates announced from the LACNIC address blocks: 29650
LACNIC Region origin ASes present in the Internet Routing Table: 2171
LACNIC Prefixes per ASN: 30.23
LACNIC Region origin ASes announcing only one prefix: 568
LACNIC Region transit ASes present in the Internet Routing Table: 443
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: 1267
Number of LACNIC addresses announced to Internet: 167083008
Equivalent to 9 /8s, 245 /16s and 124 /24s
Percentage of available LACNIC address space announced: 99.6
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: 11088
Total AfriNIC prefixes after maximum aggregation: 2717
AfriNIC Deaggregation factor: 4.08
Prefixes being announced from the AfriNIC address blocks: 11785
Unique aggregates announced from the AfriNIC address blocks: 4483
AfriNIC Region origin ASes present in the Internet Routing Table: 725
AfriNIC Prefixes per ASN: 16.26
AfriNIC Region origin ASes announcing only one prefix: 214
AfriNIC Region transit ASes present in the Internet Routing Table: 158
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: 44
Number of AfriNIC addresses announced to Internet: 57674240
Equivalent to 3 /8s, 112 /16s and 10 /24s
Percentage of available AfriNIC address space announced: 57.3
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 2247 11583 631 Korea Telecom
7545 2199 320 117 TPG Telecom Limited
4755 1868 400 191 TATA Communications formerly
9829 1656 1306 31 National Internet Backbone
9583 1333 106 548 Sify Limited
9498 1288 315 86 BHARTI Airtel Ltd.
7552 1217 1098 14 Viettel Corporation
24560 1151 399 191 Bharti Airtel Ltd., Telemedia
4808 1077 2039 333 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 2946 3688 53 BellSouth.net Inc.
22773 2729 2940 142 Cox Communications Inc.
18566 2043 379 177 MegaPath Corporation
7029 2041 1642 942 Windstream Communications Inc
20115 1737 1723 567 Charter Communications
4323 1636 1088 413 tw telecom holdings, inc.
30036 1484 319 594 Mediacom Communications Corp
701 1440 11187 728 MCI Communications Services,
6983 1390 801 312 ITC^Deltacom
22561 1297 406 231 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 1435 560 1053 Akamai International B.V.
8402 1245 544 15 OJSC "Vimpelcom"
13188 1062 100 30 TOV "Bank-Inform"
31148 1041 45 19 Freenet Ltd.
8551 1037 371 42 Bezeq International-Ltd
6849 818 356 26 JSC "Ukrtelecom"
6830 775 2335 431 Liberty Global Operations B.V
12479 751 796 59 France Telecom Espana SA
9198 594 346 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 3743 2031 101 NET Serviços de Comunicação S
10620 2921 473 217 Telmex Colombia S.A.
18881 2062 1036 22 Global Village Telecom
7303 1769 1180 231 Telecom Argentina S.A.
8151 1428 2971 418 Uninet S.A. de C.V.
6147 1088 373 28 Telefonica del Peru S.A.A.
6503 1085 434 61 Axtel, S.A.B. de C.V.
7738 977 1882 41 Telemar Norte Leste S.A.
27947 893 130 53 Telconet S.A
26615 859 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 912 280 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 272 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 3743 2031 101 NET Serviços de Comunicação S
6389 2946 3688 53 BellSouth.net Inc.
10620 2921 473 217 Telmex Colombia S.A.
17974 2804 899 72 PT Telekomunikasi Indonesia
22773 2729 2940 142 Cox Communications Inc.
4766 2247 11583 631 Korea Telecom
7545 2199 320 117 TPG Telecom Limited
18881 2062 1036 22 Global Village Telecom
18566 2043 379 177 MegaPath Corporation
7029 2041 1642 942 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 2946 2893 BellSouth.net Inc.
17974 2804 2732 PT Telekomunikasi Indonesia
10620 2921 2704 Telmex Colombia S.A.
22773 2729 2587 Cox Communications Inc.
7545 2199 2082 TPG Telecom Limited
18881 2062 2040 Global Village Telecom
18566 2043 1866 MegaPath Corporation
4755 1868 1677 TATA Communications formerly
9829 1656 1625 National Internet Backbone
4766 2247 1616 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 /14:984 /15:1709 /16:12986 /17:7005 /18:11608
/19:24551 /20:34897 /21:37114 /22:53767 /23:47099 /24:265594
/25:9 /26:11 /27:14 /28:108 /29:233 /30:226
/31:0 /32:124
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 1998 2043 MegaPath Corporation
22773 1973 2729 Cox Communications Inc.
6389 1691 2946 BellSouth.net Inc.
30036 1325 1484 Mediacom Communications Corp
11492 1192 1246 CABLE ONE, INC.
6983 1098 1390 ITC^Deltacom
34984 1048 1720 TELLCOM ILETISIM HIZMETLERI A
10620 1024 2921 Telmex Colombia S.A.
7029 1001 2041 Windstream Communications Inc
22561 994 1297 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1312 2:786 3:3 4:15 5:1052 6:21
8:710 12:1845 13:4 14:1034 15:15 16:2
17:40 18:21 20:37 23:896 24:1746 27:1753
31:1504 32:38 33:2 34:5 36:140 37:1824
38:955 39:7 40:208 41:2675 42:254 43:137
44:15 45:47 46:2082 47:25 49:728 50:825
52:12 54:46 55:6 56:3 57:36 58:1165
59:611 60:409 61:1561 62:1250 63:1853 64:4352
65:2289 66:4161 67:2035 68:1048 69:3357 70:886
71:440 72:2006 74:2620 75:322 76:412 77:1656
78:803 79:706 80:1310 81:1212 82:774 83:772
84:761 85:1317 86:428 87:1148 88:473 89:1788
90:136 91:5720 92:738 93:1770 94:2012 95:1608
96:501 97:361 98:1087 99:49 100:65 101:695
103:5255 104:90 105:36 106:180 107:575 108:570
109:2020 110:993 111:1325 112:665 113:880 114:775
115:1089 116:1069 117:962 118:1493 119:1395 120:396
121:842 122:2032 123:1481 124:1374 125:1554 128:523
129:331 130:344 131:668 132:367 133:162 134:303
135:70 136:295 137:283 138:371 139:163 140:192
141:374 142:554 143:427 144:502 145:107 146:634
147:488 148:868 149:383 150:378 151:710 152:449
153:220 154:318 155:514 156:350 157:346 158:268
159:842 160:328 161:570 162:1596 163:295 164:678
165:623 166:290 167:662 168:1056 169:122 170:1378
171:187 172:61 173:1502 174:718 175:598 176:1407
177:3293 178:2079 179:775 180:1761 181:1307 182:1590
183:535 184:722 185:1907 186:2890 187:1637 188:2144
189:1465 190:7644 191:638 192:7357 193:5502 194:4053
195:3545 196:1412 197:701 198:5058 199:5491 200:6316
201:2712 202:8928 203:8876 204:4501 205:2622 206:2843
207:2876 208:3942 209:3716 210:3022 211:1714 212:2354
213:2111 214:874 215:88 216:5678 217:1691 218:603
219:321 220:1280 221:627 222:350 223:584
End of report