Routing Table Report 08:00 +10GMT Fri 25 Jul, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 498631
Prefixes after maximum aggregation: 195124
Deaggregation factor: 2.56
Unique aggregates announced to Internet: 248019
Total ASes present in the Internet Routing Table: 47242
Prefixes per ASN: 10.55
Origin-only ASes present in the Internet Routing Table: 36021
Origin ASes announcing only one prefix: 16400
Transit ASes present in the Internet Routing Table: 6014
Transit-only ASes present in the Internet Routing Table: 152
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: 1731
Unregistered ASNs in the Routing Table: 462
Number of 32-bit ASNs allocated by the RIRs: 7073
Number of 32-bit ASNs visible in the Routing Table: 5207
Prefixes from 32-bit ASNs in the Routing Table: 18538
Number of bogon 32-bit ASNs visible in the Routing Table: 376
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 399
Number of addresses announced to Internet: 2720021248
Equivalent to 162 /8s, 32 /16s and 59 /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: 171212
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 117557
Total APNIC prefixes after maximum aggregation: 35029
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 121653
Unique aggregates announced from the APNIC address blocks: 51889
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: 1237
APNIC Region transit ASes present in the Internet Routing Table: 829
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: 1020
Number of APNIC addresses announced to Internet: 733971968
Equivalent to 43 /8s, 191 /16s and 134 /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: 167925
Total ARIN prefixes after maximum aggregation: 84278
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 169802
Unique aggregates announced from the ARIN address blocks: 79847
ARIN Region origin ASes present in the Internet Routing Table: 16306
ARIN Prefixes per ASN: 10.41
ARIN Region origin ASes announcing only one prefix: 6120
ARIN Region transit ASes present in the Internet Routing Table: 1653
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 39
Number of ARIN region 32-bit ASNs visible in the Routing Table: 145
Number of ARIN addresses announced to Internet: 1079808000
Equivalent to 64 /8s, 92 /16s and 144 /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: 124452
Total RIPE prefixes after maximum aggregation: 62931
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 129367
Unique aggregates announced from the RIPE address blocks: 81817
RIPE Region origin ASes present in the Internet Routing Table: 17740
RIPE Prefixes per ASN: 7.29
RIPE Region origin ASes announcing only one prefix: 8269
RIPE Region transit ASes present in the Internet Routing Table: 2857
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: 2732
Number of RIPE addresses announced to Internet: 658800640
Equivalent to 39 /8s, 68 /16s and 128 /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: 58234
Total LACNIC prefixes after maximum aggregation: 10131
LACNIC Deaggregation factor: 5.75
Prefixes being announced from the LACNIC address blocks: 65670
Unique aggregates announced from the LACNIC address blocks: 29637
LACNIC Region origin ASes present in the Internet Routing Table: 2166
LACNIC Prefixes per ASN: 30.32
LACNIC Region origin ASes announcing only one prefix: 560
LACNIC Region transit ASes present in the Internet Routing Table: 440
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: 1265
Number of LACNIC addresses announced to Internet: 167028224
Equivalent to 9 /8s, 244 /16s and 166 /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: 11030
Total AfriNIC prefixes after maximum aggregation: 2718
AfriNIC Deaggregation factor: 4.06
Prefixes being announced from the AfriNIC address blocks: 11739
Unique aggregates announced from the AfriNIC address blocks: 4480
AfriNIC Region origin ASes present in the Internet Routing Table: 725
AfriNIC Prefixes per ASN: 16.19
AfriNIC Region origin ASes announcing only one prefix: 214
AfriNIC Region transit ASes present in the Internet Routing Table: 159
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: 57734400
Equivalent to 3 /8s, 112 /16s and 245 /24s
Percentage of available AfriNIC address space announced: 57.4
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 2803 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 1655 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 1076 2037 332 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 2730 2940 142 Cox Communications Inc.
7029 2044 1642 943 Windstream Communications Inc
18566 2044 379 177 MegaPath Corporation
20115 1739 1724 569 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 1387 801 312 ITC^Deltacom
22561 1302 406 232 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 1054 Akamai International B.V.
8402 1256 544 15 OJSC "Vimpelcom"
13188 1062 100 30 TOV "Bank-Inform"
31148 1041 45 19 Freenet Ltd.
8551 1038 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 3777 2031 101 NET Serviços de Comunicação S
10620 2917 472 222 Telmex Colombia S.A.
18881 2062 1036 22 Global Village Telecom
7303 1769 1180 231 Telecom Argentina S.A.
8151 1429 2972 419 Uninet S.A. de C.V.
6147 1096 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 271 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 3777 2031 101 NET Serviços de Comunicação S
6389 2946 3688 53 BellSouth.net Inc.
10620 2917 472 222 Telmex Colombia S.A.
17974 2803 899 72 PT Telekomunikasi Indonesia
22773 2730 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
7029 2044 1642 943 Windstream Communications Inc
18566 2044 379 177 MegaPath Corporation
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 2803 2731 PT Telekomunikasi Indonesia
10620 2917 2695 Telmex Colombia S.A.
22773 2730 2588 Cox Communications Inc.
7545 2199 2082 TPG Telecom Limited
18881 2062 2040 Global Village Telecom
18566 2044 1867 MegaPath Corporation
4755 1868 1677 TATA Communications formerly
9829 1655 1624 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<<
41.76.48.0/21 36969 Malawi Telecommunications Lim
41.78.120.0/23 22351 INTELSAT GLOBAL SERVICE CORPO
41.78.180.0/23 37265 Neural Telecommunications Afr
41.78.236.0/24 37290 >>UNKNOWN<<
41.78.237.0/24 37290 >>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 /15:1710 /16:12984 /17:7008 /18:11595
/19:24545 /20:34882 /21:37101 /22:53719 /23:47042 /24:265425
/25:9 /26:11 /27:14 /28:105 /29:235 /30:230
/31:0 /32:124
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 2946 BellSouth.net Inc.
30036 1325 1484 Mediacom Communications Corp
11492 1157 1208 CABLE ONE, INC.
6983 1095 1387 ITC^Deltacom
34984 1048 1720 TELLCOM ILETISIM HIZMETLERI A
10620 1024 2917 Telmex Colombia S.A.
7029 1005 2044 Windstream Communications Inc
22561 1000 1302 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1305 2:779 3:3 4:15 5:1059 6:21
8:709 12:1840 13:4 14:1034 15:15 16:2
17:40 18:21 20:37 23:895 24:1743 27:1748
31:1503 32:38 33:2 34:5 36:139 37:1824
38:947 39:7 40:208 41:2676 42:254 43:135
44:15 45:47 46:2078 47:25 49:728 50:823
52:12 54:46 55:6 56:3 57:36 58:1164
59:612 60:409 61:1561 62:1252 63:1853 64:4356
65:2288 66:4161 67:2036 68:1046 69:3342 70:887
71:441 72:2006 74:2618 75:322 76:412 77:1655
78:802 79:706 80:1310 81:1211 82:775 83:773
84:762 85:1321 86:428 87:1148 88:473 89:1766
90:136 91:5723 92:738 93:1770 94:2015 95:1611
96:501 97:361 98:1089 99:49 100:65 101:692
103:5266 104:81 105:36 106:181 107:573 108:569
109:2019 110:992 111:1330 112:664 113:869 114:775
115:1089 116:1069 117:961 118:1495 119:1395 120:396
121:841 122:2034 123:1480 124:1375 125:1554 128:526
129:331 130:344 131:654 132:365 133:162 134:300
135:70 136:298 137:283 138:369 139:163 140:178
141:373 142:554 143:425 144:502 145:107 146:640
147:488 148:868 149:384 150:379 151:710 152:449
153:220 154:316 155:517 156:350 157:346 158:269
159:842 160:328 161:567 162:1595 163:295 164:678
165:622 166:290 167:658 168:1058 169:123 170:1376
171:187 172:62 173:1502 174:718 175:584 176:1425
177:3321 178:2079 179:781 180:1758 181:1308 182:1591
183:535 184:723 185:1906 186:2898 187:1653 188:2139
189:1473 190:7655 191:629 192:7357 193:5505 194:4049
195:3538 196:1404 197:693 198:5048 199:5492 200:6319
201:2713 202:8943 203:8883 204:4501 205:2624 206:2845
207:2881 208:3946 209:3721 210:3026 211:1720 212:2345
213:2092 214:880 215:88 216:5536 217:1693 218:603
219:321 220:1280 221:627 222:350 223:586
End of report