Routing Table Report 04:00 +10GMT Mon 29 Jun, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 550751
Prefixes after maximum aggregation (per Origin AS): 208442
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 267724
Total ASes present in the Internet Routing Table: 50762
Prefixes per ASN: 10.85
Origin-only ASes present in the Internet Routing Table: 36729
Origin ASes announcing only one prefix: 16266
Transit ASes present in the Internet Routing Table: 6317
Transit-only ASes present in the Internet Routing Table: 167
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 39
Max AS path prepend of ASN ( 12486) 32
Prefixes from unregistered ASNs in the Routing Table: 1237
Unregistered ASNs in the Routing Table: 428
Number of 32-bit ASNs allocated by the RIRs: 10019
Number of 32-bit ASNs visible in the Routing Table: 7716
Prefixes from 32-bit ASNs in the Routing Table: 28356
Number of bogon 32-bit ASNs visible in the Routing Table: 13
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 403
Number of addresses announced to Internet: 2782047776
Equivalent to 165 /8s, 210 /16s and 174 /24s
Percentage of available address space announced: 75.1
Percentage of allocated address space announced: 75.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 97.4
Total number of prefixes smaller than registry allocations: 184587
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 135891
Total APNIC prefixes after maximum aggregation: 39436
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 142589
Unique aggregates announced from the APNIC address blocks: 57181
APNIC Region origin ASes present in the Internet Routing Table: 5073
APNIC Prefixes per ASN: 28.11
APNIC Region origin ASes announcing only one prefix: 1210
APNIC Region transit ASes present in the Internet Routing Table: 881
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 39
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1517
Number of APNIC addresses announced to Internet: 750634688
Equivalent to 44 /8s, 189 /16s and 198 /24s
Percentage of available APNIC address space announced: 87.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 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: 180201
Total ARIN prefixes after maximum aggregation: 88108
ARIN Deaggregation factor: 2.05
Prefixes being announced from the ARIN address blocks: 182675
Unique aggregates announced from the ARIN address blocks: 85212
ARIN Region origin ASes present in the Internet Routing Table: 16615
ARIN Prefixes per ASN: 10.99
ARIN Region origin ASes announcing only one prefix: 6123
ARIN Region transit ASes present in the Internet Routing Table: 1728
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 512
Number of ARIN addresses announced to Internet: 1101048096
Equivalent to 65 /8s, 160 /16s and 169 /24s
Percentage of available ARIN address space announced: 58.2
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: 133560
Total RIPE prefixes after maximum aggregation: 66334
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 140082
Unique aggregates announced from the RIPE address blocks: 86685
RIPE Region origin ASes present in the Internet Routing Table: 17974
RIPE Prefixes per ASN: 7.79
RIPE Region origin ASes announcing only one prefix: 8121
RIPE Region transit ASes present in the Internet Routing Table: 2968
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3805
Number of RIPE addresses announced to Internet: 696018176
Equivalent to 41 /8s, 124 /16s and 101 /24s
Percentage of available RIPE address space announced: 101.2
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: 60480
Total LACNIC prefixes after maximum aggregation: 11439
LACNIC Deaggregation factor: 5.29
Prefixes being announced from the LACNIC address blocks: 71195
Unique aggregates announced from the LACNIC address blocks: 33045
LACNIC Region origin ASes present in the Internet Routing Table: 2448
LACNIC Prefixes per ASN: 29.08
LACNIC Region origin ASes announcing only one prefix: 616
LACNIC Region transit ASes present in the Internet Routing Table: 505
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1756
Number of LACNIC addresses announced to Internet: 168131136
Equivalent to 10 /8s, 5 /16s and 122 /24s
Percentage of available LACNIC address space announced: 100.2
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: 12004
Total AfriNIC prefixes after maximum aggregation: 3076
AfriNIC Deaggregation factor: 3.90
Prefixes being announced from the AfriNIC address blocks: 13807
Unique aggregates announced from the AfriNIC address blocks: 5236
AfriNIC Region origin ASes present in the Internet Routing Table: 736
AfriNIC Prefixes per ASN: 18.76
AfriNIC Region origin ASes announcing only one prefix: 196
AfriNIC Region transit ASes present in the Internet Routing Table: 158
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: 126
Number of AfriNIC addresses announced to Internet: 65719552
Equivalent to 3 /8s, 234 /16s and 205 /24s
Percentage of available AfriNIC address space announced: 65.3
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
4766 2952 11304 938 Korea Telecom
17974 2697 904 78 PT Telekomunikasi Indonesia
7545 2605 336 128 TPG Telecom Limited
4755 2026 423 222 TATA Communications formerly
4538 1936 4190 71 China Education and Research
9829 1738 1353 122 National Internet Backbone
9808 1551 8717 28 Guangdong Mobile Communicatio
9583 1491 118 567 Sify Limited
4808 1453 2239 464 CNCGROUP IP network China169
9498 1356 336 106 BHARTI Airtel Ltd.
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 3182 2960 141 Cox Communications Inc.
6389 2792 3688 51 BellSouth.net Inc.
3356 2584 10688 502 Level 3 Communications, Inc.
18566 2054 380 195 MegaPath Corporation
20115 1865 1855 416 Charter Communications
6983 1749 850 244 EarthLink, Inc.
4323 1607 1022 410 tw telecom holdings, inc.
30036 1567 320 442 Mediacom Communications Corp
701 1393 11371 676 MCI Communications Services,
22561 1383 415 257 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 2472 128 6 SaudiNet, Saudi Telecom Compa
34984 2138 305 364 TELLCOM ILETISIM HIZMETLERI A
20940 1988 776 1446 Akamai International B.V.
6849 1209 355 21 JSC "Ukrtelecom"
13188 1052 97 73 TOV "Bank-Inform"
31148 1048 45 23 Freenet Ltd.
8402 1013 544 15 OJSC "Vimpelcom"
12479 950 869 74 France Telecom Espana SA
6830 912 2694 468 Liberty Global Operations B.V
8551 887 376 53 Bezeq International-Ltd
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 3256 532 238 Telmex Colombia S.A.
28573 2283 2170 113 NET Serviços de Comunicação S
8151 1698 3253 476 Uninet S.A. de C.V.
7303 1631 1005 237 Telecom Argentina S.A.
6147 1567 372 43 Telefonica del Peru S.A.A.
6503 1267 421 55 Axtel, S.A.B. de C.V.
26615 1077 2325 35 Tim Celular S.A.
7738 999 1882 41 Telemar Norte Leste S.A.
3816 951 428 161 COLOMBIA TELECOMUNICACIONES S
11830 892 364 15 Instituto Costarricense de El
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 874 280 26 Link Egypt (Link.NET)
8452 817 958 13 TE-AS
36903 511 257 103 Office National des Postes et
36992 423 1229 32 ETISALAT MISR
37492 312 175 71 Orange Tunisie
24835 304 146 12 Vodafone Data
3741 250 857 208 Internet Solutions
29571 242 21 13 Cote d'Ivoire Telecom
36947 188 807 13 Telecom Algeria
15706 174 32 6 Sudatel (Sudan Telecom Co. Lt
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
10620 3256 532 238 Telmex Colombia S.A.
22773 3182 2960 141 Cox Communications Inc.
4766 2952 11304 938 Korea Telecom
6389 2792 3688 51 BellSouth.net Inc.
17974 2697 904 78 PT Telekomunikasi Indonesia
7545 2605 336 128 TPG Telecom Limited
3356 2584 10688 502 Level 3 Communications, Inc.
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2283 2170 113 NET Serviços de Comunicação S
34984 2138 305 364 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3182 3041 Cox Communications Inc.
6389 2792 2741 BellSouth.net Inc.
17974 2697 2619 PT Telekomunikasi Indonesia
7545 2605 2477 TPG Telecom Limited
39891 2472 2466 SaudiNet, Saudi Telecom Compa
28573 2283 2170 NET Serviços de Comunicação S
3356 2584 2082 Level 3 Communications, Inc.
4766 2952 2014 Korea Telecom
4538 1936 1865 China Education and Research
18566 2054 1859 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
53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio
46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw
18985 UNALLOCATED 8.21.68.0/22 3356 Level 3 Communicatio
36270 UNALLOCATED 8.24.66.0/24 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
55060 UNALLOCATED 8.35.9.0/24 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
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
23.226.112.0/20 62788 >>UNKNOWN<<
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 37004 >>UNKNOWN<<
41.73.3.0/24 37004 >>UNKNOWN<<
41.73.4.0/24 37004 >>UNKNOWN<<
41.73.5.0/24 37004 >>UNKNOWN<<
41.73.6.0/24 37004 >>UNKNOWN<<
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 /11:96 /12:263
/13:507 /14:1005 /15:1727 /16:12932 /17:7278 /18:12334
/19:25576 /20:36090 /21:38877 /22:60298 /23:52277 /24:298425
/25:1099 /26:1140 /27:713 /28:14 /29:12 /30:7
/31:0 /32:15
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2472 SaudiNet, Saudi Telecom Compa
22773 2382 3182 Cox Communications Inc.
18566 2003 2054 MegaPath Corporation
6389 1640 2792 BellSouth.net Inc.
6983 1396 1749 EarthLink, Inc.
34984 1395 2138 TELLCOM ILETISIM HIZMETLERI A
30036 1389 1567 Mediacom Communications Corp
10620 1146 3256 Telmex Colombia S.A.
6147 1121 1567 Telefonica del Peru S.A.A.
11492 1108 1191 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1501 2:683 4:93 5:1867 6:25 8:1407
11:1 12:1823 13:14 14:1379 15:16 16:2
17:42 18:22 20:48 23:1249 24:1735 27:1937
31:1599 32:38 33:2 34:4 35:3 36:137
37:2000 38:1046 39:6 40:83 41:2699 42:298
43:1350 44:28 45:835 46:2295 47:45 49:905
50:808 52:12 54:77 55:5 56:6 57:42
58:1324 59:717 60:481 61:1740 62:1351 63:1916
64:4458 65:2273 66:4043 67:2075 68:1065 69:3254
70:1024 71:450 72:1964 74:2664 75:336 76:424
77:1267 78:1163 79:797 80:1354 81:1299 82:830
83:723 84:722 85:1401 86:431 87:1064 88:533
89:1876 90:152 91:6009 92:868 93:2245 94:2065
95:2178 96:426 97:349 98:1055 99:53 100:72
101:846 103:7739 104:1836 105:60 106:239 107:990
108:631 109:2087 110:1134 111:1454 112:826 113:1102
114:832 115:1273 116:1393 117:1060 118:1851 119:1453
120:454 121:1096 122:2150 123:1847 124:1525 125:1619
128:642 129:390 130:409 131:1208 132:504 133:177
134:402 135:95 136:329 137:317 138:932 139:152
140:237 141:446 142:666 143:495 144:551 145:123
146:741 147:584 148:1211 149:416 150:561 151:670
152:521 153:247 154:454 155:867 156:434 157:419
158:352 159:1002 160:385 161:659 162:1966 163:438
164:688 165:692 166:314 167:837 168:1321 169:180
170:1467 171:245 172:248 173:1536 174:719 175:700
176:1362 177:3799 178:2159 179:930 180:1941 181:1687
182:1810 183:626 184:759 185:3745 186:2748 187:1764
188:2051 189:1592 190:7835 191:1029 192:8493 193:5622
194:4174 195:3692 196:1974 197:977 198:5537 199:5493
200:6668 201:3262 202:9465 203:9129 204:4707 205:2839
206:3060 207:2969 208:3990 209:3972 210:3544 211:1873
212:2562 213:2368 214:834 215:73 216:5747 217:1819
218:711 219:463 220:1452 221:788 222:477 223:750
End of report