Routing Table Report 04:00 +10GMT Sun 01 Nov, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 570382
Prefixes after maximum aggregation (per Origin AS): 211496
Deaggregation factor: 2.70
Unique aggregates announced (without unneeded subnets): 277593
Total ASes present in the Internet Routing Table: 51903
Prefixes per ASN: 10.99
Origin-only ASes present in the Internet Routing Table: 36626
Origin ASes announcing only one prefix: 16010
Transit ASes present in the Internet Routing Table: 6437
Transit-only ASes present in the Internet Routing Table: 172
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 50
Max AS path prepend of ASN ( 55644) 41
Prefixes from unregistered ASNs in the Routing Table: 1055
Unregistered ASNs in the Routing Table: 401
Number of 32-bit ASNs allocated by the RIRs: 11555
Number of 32-bit ASNs visible in the Routing Table: 8840
Prefixes from 32-bit ASNs in the Routing Table: 33463
Number of bogon 32-bit ASNs visible in the Routing Table: 11
Special use prefixes present in the Routing Table: 2
Prefixes being announced from unallocated address space: 417
Number of addresses announced to Internet: 2802205888
Equivalent to 167 /8s, 6 /16s and 68 /24s
Percentage of available address space announced: 75.7
Percentage of allocated address space announced: 75.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 97.7
Total number of prefixes smaller than registry allocations: 188240
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 144482
Total APNIC prefixes after maximum aggregation: 39919
APNIC Deaggregation factor: 3.62
Prefixes being announced from the APNIC address blocks: 152470
Unique aggregates announced from the APNIC address blocks: 61114
APNIC Region origin ASes present in the Internet Routing Table: 5101
APNIC Prefixes per ASN: 29.89
APNIC Region origin ASes announcing only one prefix: 1189
APNIC Region transit ASes present in the Internet Routing Table: 892
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 50
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1679
Number of APNIC addresses announced to Internet: 754617600
Equivalent to 44 /8s, 250 /16s and 141 /24s
Percentage of available APNIC address space announced: 88.2
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 131072-135580
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: 180730
Total ARIN prefixes after maximum aggregation: 88502
ARIN Deaggregation factor: 2.04
Prefixes being announced from the ARIN address blocks: 183874
Unique aggregates announced from the ARIN address blocks: 86943
ARIN Region origin ASes present in the Internet Routing Table: 16543
ARIN Prefixes per ASN: 11.11
ARIN Region origin ASes announcing only one prefix: 6009
ARIN Region transit ASes present in the Internet Routing Table: 1760
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 27
Number of ARIN region 32-bit ASNs visible in the Routing Table: 787
Number of ARIN addresses announced to Internet: 1106666048
Equivalent to 65 /8s, 246 /16s and 98 /24s
Percentage of available ARIN address space announced: 58.5
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, 64198-64296, 393216-395164
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: 137146
Total RIPE prefixes after maximum aggregation: 68147
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 144587
Unique aggregates announced from the RIPE address blocks: 89320
RIPE Region origin ASes present in the Internet Routing Table: 18005
RIPE Prefixes per ASN: 8.03
RIPE Region origin ASes announcing only one prefix: 8006
RIPE Region transit ASes present in the Internet Routing Table: 2993
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 4158
Number of RIPE addresses announced to Internet: 700279936
Equivalent to 41 /8s, 189 /16s and 108 /24s
Percentage of available RIPE address space announced: 101.8
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, 196608-204287
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: 61406
Total LACNIC prefixes after maximum aggregation: 11779
LACNIC Deaggregation factor: 5.21
Prefixes being announced from the LACNIC address blocks: 73780
Unique aggregates announced from the LACNIC address blocks: 33749
LACNIC Region origin ASes present in the Internet Routing Table: 2473
LACNIC Prefixes per ASN: 29.83
LACNIC Region origin ASes announcing only one prefix: 609
LACNIC Region transit ASes present in the Internet Routing Table: 540
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 28
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2051
Number of LACNIC addresses announced to Internet: 169712640
Equivalent to 10 /8s, 29 /16s and 156 /24s
Percentage of available LACNIC address space announced: 101.2
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-265628 + 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: 13039
Total AfriNIC prefixes after maximum aggregation: 3107
AfriNIC Deaggregation factor: 4.20
Prefixes being announced from the AfriNIC address blocks: 15254
Unique aggregates announced from the AfriNIC address blocks: 6107
AfriNIC Region origin ASes present in the Internet Routing Table: 741
AfriNIC Prefixes per ASN: 20.59
AfriNIC Region origin ASes announcing only one prefix: 197
AfriNIC Region transit ASes present in the Internet Routing Table: 175
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 165
Number of AfriNIC addresses announced to Internet: 70588416
Equivalent to 4 /8s, 53 /16s and 24 /24s
Percentage of available AfriNIC address space announced: 70.1
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
4538 5594 4192 76 China Education and Research
4766 3009 11135 988 Korea Telecom
7545 2906 340 143 TPG Telecom Limited
17974 2723 913 97 PT Telekomunikasi Indonesia
4755 2058 430 227 TATA Communications formerly
9829 2007 1404 293 National Internet Backbone
9808 1692 8639 18 Guangdong Mobile Communicatio
4812 1576 2099 113 China Telecom (Group)
4808 1538 2264 485 CNCGROUP IP network China169
9583 1499 119 563 Sify Limited
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 3226 2964 143 Cox Communications Inc.
6389 2658 3688 43 BellSouth.net Inc.
3356 2531 10708 501 Level 3 Communications, Inc.
18566 2223 395 265 MegaPath Corporation
20115 1888 1895 394 Charter Communications
6983 1708 866 241 EarthLink, Inc.
30036 1642 331 360 Mediacom Communications Corp
4323 1581 1005 403 tw telecom holdings, inc.
701 1394 11415 670 MCI Communications Services,
22561 1277 364 219 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
39891 2473 129 7 SaudiNet, Saudi Telecom Compa
20940 2201 866 1593 Akamai International B.V.
34984 1889 304 402 TELLCOM ILETISIM HIZMETLERI A
6849 1209 355 21 JSC "Ukrtelecom"
8402 1169 544 15 OJSC "Vimpelcom"
8551 1088 376 52 Bezeq International-Ltd
13188 1072 97 78 TOV "Bank-Inform"
31148 1039 46 40 Freenet Ltd.
12479 1029 966 82 France Telecom Espana SA
6830 896 2694 462 Liberty Global Operations B.V
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3402 541 159 Telmex Colombia S.A.
8151 2609 3314 503 Uninet S.A. de C.V.
28573 1579 2170 114 NET Serviços de Comunicação S
7303 1572 941 240 Telecom Argentina S.A.
6503 1405 437 56 Axtel, S.A.B. de C.V.
6147 1053 374 30 Telefonica del Peru S.A.A.
26615 1029 2325 34 Tim Celular S.A.
11830 1003 364 24 Instituto Costarricense de El
7738 994 1882 41 Telemar Norte Leste S.A.
3816 953 437 164 COLOMBIA TELECOMUNICACIONES S
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1056 409 38 Link Egypt (Link.NET)
8452 977 1470 14 TE-AS
37611 563 38 40 Afrihost-Brevis Computer Serv
36903 520 262 104 Office National des Postes et
36992 440 1229 32 ETISALAT MISR
37492 316 191 72 Orange Tunisie
29571 246 21 12 Cote d'Ivoire Telecom
24835 226 146 12 Vodafone Data
3741 222 853 184 Internet Solutions
36947 201 807 13 Telecom Algeria
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
4538 5594 4192 76 China Education and Research
10620 3402 541 159 Telmex Colombia S.A.
22773 3226 2964 143 Cox Communications Inc.
4766 3009 11135 988 Korea Telecom
7545 2906 340 143 TPG Telecom Limited
17974 2723 913 97 PT Telekomunikasi Indonesia
6389 2658 3688 43 BellSouth.net Inc.
8151 2609 3314 503 Uninet S.A. de C.V.
3356 2531 10708 501 Level 3 Communications, Inc.
39891 2473 129 7 SaudiNet, Saudi Telecom Compa
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
10620 3402 3243 Telmex Colombia S.A.
22773 3226 3083 Cox Communications Inc.
7545 2906 2763 TPG Telecom Limited
17974 2723 2626 PT Telekomunikasi Indonesia
6389 2658 2615 BellSouth.net Inc.
39891 2473 2466 SaudiNet, Saudi Telecom Compa
8151 2609 2106 Uninet S.A. de C.V.
3356 2531 2030 Level 3 Communications, Inc.
4766 3009 2021 Korea Telecom
18566 2223 1958 MegaPath Corporation
Complete listing at http://thyme.rand.apnic.net/current/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
47092 UNALLOCATED 8.8.204.0/24 16410 The Reynolds and Rey
53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications
46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw
18985 UNALLOCATED 8.21.68.0/22 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.122.0/24 12180 Internap Network Ser
46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser
27205 UNALLOCATED 8.38.16.0/21 6461 Abovenet Communicati
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
33628 UNALLOCATED 12.0.239.0/24 1239 Sprint
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.64.254.0/24 9583 Sify Limited
100.100.1.0/24 9730 Bharti Telesonic Ltd
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.226.112.0/20 62788 >>UNKNOWN<<
23.249.144.0/20 40430 colo4jax, LLC
23.249.144.0/21 40430 colo4jax, LLC
23.249.152.0/21 40430 colo4jax, LLC
27.100.7.0/24 56096 >>UNKNOWN<<
31.170.96.0/23 23456 32bit Transition AS
31.217.248.0/21 44902 COVAGE NETWORKS SASU
37.46.8.0/23 13768 Peer 1 Network (USA) Inc.
37.46.10.0/23 36351 SoftLayer Technologies Inc.
37.46.14.0/24 36351 SoftLayer Technologies Inc.
Complete listing at http://thyme.rand.apnic.net/current/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 /9:13 /10:36 /11:97 /12:263
/13:506 /14:1002 /15:1752 /16:12923 /17:7404 /18:12580
/19:26123 /20:37605 /21:39758 /22:62877 /23:54745 /24:310392
/25:805 /26:936 /27:486 /28:18 /29:14 /30:9
/31:0 /32:21
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2473 SaudiNet, Saudi Telecom Compa
22773 2426 3226 Cox Communications Inc.
18566 2125 2223 MegaPath Corporation
6389 1587 2658 BellSouth.net Inc.
30036 1459 1642 Mediacom Communications Corp
6983 1353 1708 EarthLink, Inc.
10620 1276 3402 Telmex Colombia S.A.
34984 1205 1889 TELLCOM ILETISIM HIZMETLERI A
11492 1122 1206 CABLE ONE, INC.
6849 992 1209 JSC "Ukrtelecom"
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1627 2:695 4:99 5:1921 6:25 8:1416
12:1812 13:19 14:1481 15:22 16:2 17:46
18:19 20:51 23:1262 24:1739 27:2106 31:1609
32:54 33:2 34:4 35:5 36:167 37:2241
38:1077 39:19 40:74 41:2836 42:338 43:1567
44:33 45:1415 46:2330 47:58 49:1021 50:811
52:30 54:93 55:10 56:6 57:44 58:1449
59:805 60:504 61:1805 62:1398 63:1909 64:4367
65:2195 66:4049 67:2074 68:1085 69:3297 70:1029
71:454 72:1996 74:2548 75:355 76:405 77:1389
78:1242 79:786 80:1359 81:1366 82:856 83:666
84:798 85:1457 86:451 87:1031 88:532 89:1877
90:149 91:6004 92:843 93:2302 94:2190 95:2230
96:459 97:353 98:956 99:47 100:81 101:853
103:8634 104:2168 105:80 106:357 107:1071 108:628
109:2169 110:1230 111:1530 112:875 113:1096 114:867
115:1451 116:1470 117:1171 118:1954 119:1470 120:500
121:1154 122:2240 123:1854 124:1573 125:1730 128:701
129:367 130:428 131:1283 132:574 133:161 134:435
135:117 136:340 137:305 138:1423 139:179 140:246
141:450 142:660 143:652 144:578 145:128 146:795
147:613 148:1289 149:430 150:612 151:797 152:564
153:266 154:466 155:899 156:428 157:422 158:352
159:1058 160:408 161:671 162:2171 163:491 164:706
165:1070 166:309 167:876 168:1311 169:548 170:1486
171:263 172:311 173:1539 174:721 175:734 176:1492
177:4017 178:2243 179:1026 180:1982 181:1605 182:1839
183:671 184:760 185:4705 186:2965 187:2048 188:2079
189:1927 190:7614 191:1154 192:8639 193:5658 194:4279
195:3700 196:2217 197:1120 198:5526 199:5522 200:6643
201:3233 202:9835 203:9230 204:4542 205:2728 206:3028
207:3008 208:3968 209:3910 210:3766 211:2037 212:2602
213:2172 214:832 215:72 216:5753 217:1841 218:792
219:538 220:1589 221:826 222:727 223:840
End of report