Routing Table Report 05:00 +10GMT Sat 28 Feb, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 524749
Prefixes after maximum aggregation (per Origin AS): 202340
Deaggregation factor: 2.59
Unique aggregates announced (without unneeded subnets): 259845
Total ASes present in the Internet Routing Table: 49385
Prefixes per ASN: 10.63
Origin-only ASes present in the Internet Routing Table: 36602
Origin ASes announcing only one prefix: 16292
Transit ASes present in the Internet Routing Table: 6020
Transit-only ASes present in the Internet Routing Table: 151
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 40
Max AS path prepend of ASN ( 55644) 32
Prefixes from unregistered ASNs in the Routing Table: 1164
Unregistered ASNs in the Routing Table: 448
Number of 32-bit ASNs allocated by the RIRs: 8696
Number of 32-bit ASNs visible in the Routing Table: 6763
Prefixes from 32-bit ASNs in the Routing Table: 24405
Number of bogon 32-bit ASNs visible in the Routing Table: 2
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 367
Number of addresses announced to Internet: 2732301500
Equivalent to 162 /8s, 219 /16s and 156 /24s
Percentage of available address space announced: 73.8
Percentage of allocated address space announced: 73.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 97.2
Total number of prefixes smaller than registry allocations: 177736
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 126791
Total APNIC prefixes after maximum aggregation: 37136
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 132230
Unique aggregates announced from the APNIC address blocks: 55608
APNIC Region origin ASes present in the Internet Routing Table: 4985
APNIC Prefixes per ASN: 26.53
APNIC Region origin ASes announcing only one prefix: 1221
APNIC Region transit ASes present in the Internet Routing Table: 839
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1322
Number of APNIC addresses announced to Internet: 746057276
Equivalent to 44 /8s, 119 /16s and 238 /24s
Percentage of available APNIC address space announced: 87.2
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: 173123
Total ARIN prefixes after maximum aggregation: 86642
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 175297
Unique aggregates announced from the ARIN address blocks: 83567
ARIN Region origin ASes present in the Internet Routing Table: 16456
ARIN Prefixes per ASN: 10.65
ARIN Region origin ASes announcing only one prefix: 6092
ARIN Region transit ASes present in the Internet Routing Table: 1647
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 356
Number of ARIN addresses announced to Internet: 1061249152
Equivalent to 63 /8s, 65 /16s and 96 /24s
Percentage of available ARIN address space announced: 56.1
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: 129691
Total RIPE prefixes after maximum aggregation: 64524
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 135904
Unique aggregates announced from the RIPE address blocks: 83657
RIPE Region origin ASes present in the Internet Routing Table: 17866
RIPE Prefixes per ASN: 7.61
RIPE Region origin ASes announcing only one prefix: 8143
RIPE Region transit ASes present in the Internet Routing Table: 2861
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3471
Number of RIPE addresses announced to Internet: 693528576
Equivalent to 41 /8s, 86 /16s and 104 /24s
Percentage of available RIPE address space announced: 100.8
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: 58163
Total LACNIC prefixes after maximum aggregation: 11003
LACNIC Deaggregation factor: 5.29
Prefixes being announced from the LACNIC address blocks: 67508
Unique aggregates announced from the LACNIC address blocks: 31585
LACNIC Region origin ASes present in the Internet Routing Table: 2397
LACNIC Prefixes per ASN: 28.16
LACNIC Region origin ASes announcing only one prefix: 632
LACNIC Region transit ASes present in the Internet Routing Table: 465
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1523
Number of LACNIC addresses announced to Internet: 167535104
Equivalent to 9 /8s, 252 /16s and 98 /24s
Percentage of available LACNIC address space announced: 99.9
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: 12401
Total AfriNIC prefixes after maximum aggregation: 2992
AfriNIC Deaggregation factor: 4.14
Prefixes being announced from the AfriNIC address blocks: 13443
Unique aggregates announced from the AfriNIC address blocks: 5097
AfriNIC Region origin ASes present in the Internet Routing Table: 738
AfriNIC Prefixes per ASN: 18.22
AfriNIC Region origin ASes announcing only one prefix: 204
AfriNIC Region transit ASes present in the Internet Routing Table: 152
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 91
Number of AfriNIC addresses announced to Internet: 63484928
Equivalent to 3 /8s, 200 /16s and 180 /24s
Percentage of available AfriNIC address space announced: 63.1
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
17974 2819 904 77 PT Telekomunikasi Indonesia
7545 2568 336 125 TPG Telecom Limited
4766 2188 11546 616 Korea Telecom
4755 1987 422 210 TATA Communications formerly
9829 1674 1325 36 National Internet Backbone
9808 1496 8639 17 Guangdong Mobile Communicatio
9583 1397 132 555 Sify Limited
9498 1298 334 96 BHARTI Airtel Ltd.
24560 1195 407 188 Bharti Airtel Ltd., Telemedia
17488 1170 204 258 Hathway IP Over Cable Interne
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 2988 2955 142 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
18566 2040 379 183 MegaPath Corporation
20115 1850 1830 438 Charter Communications
4323 1627 1068 406 tw telecom holdings, inc.
6983 1624 866 243 EarthLink, Inc.
30036 1516 312 521 Mediacom Communications Corp
701 1387 11268 674 MCI Communications Services,
22561 1328 412 241 CenturyTel Internet Holdings,
11492 1188 221 566 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/au/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 1966 300 355 TELLCOM ILETISIM HIZMETLERI A
20940 1637 641 1210 Akamai International B.V.
8402 1346 544 15 OJSC "Vimpelcom"
6849 1199 356 25 JSC "Ukrtelecom"
13188 1047 98 59 TOV "Bank-Inform"
31148 1045 45 21 Freenet Ltd.
8551 904 373 48 Bezeq International-Ltd
12479 862 792 86 France Telecom Espana SA
9198 850 349 25 JSC Kazakhtelecom
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 2990 488 298 Telmex Colombia S.A.
28573 2319 2142 112 NET Serviços de Comunicação S
7303 1790 1190 230 Telecom Argentina S.A.
6147 1574 374 30 Telefonica del Peru S.A.A.
8151 1540 3117 448 Uninet S.A. de C.V.
6503 1199 438 60 Axtel, S.A.B. de C.V.
7738 996 1882 42 Telemar Norte Leste S.A.
3816 928 400 154 COLOMBIA TELECOMUNICACIONES S
26615 922 2325 35 Tim Celular S.A.
18881 863 1036 22 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1417 958 13 TE-AS
24863 963 284 26 Link Egypt (Link.NET)
36903 479 241 90 Office National des Postes et
36992 402 1101 31 ETISALAT MISR
37492 319 155 71 Orange Tunisie
24835 299 144 9 Vodafone Data
3741 250 921 209 Internet Solutions
29571 234 21 12 Cote d'Ivoire Telecom
36947 188 712 14 Telecom Algeria
15706 174 32 6 Sudatel (Sudan Telecom Co. Lt
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 2990 488 298 Telmex Colombia S.A.
22773 2988 2955 142 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
17974 2819 904 77 PT Telekomunikasi Indonesia
7545 2568 336 125 TPG Telecom Limited
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2319 2142 112 NET Serviços de Comunicação S
4766 2188 11546 616 Korea Telecom
18566 2040 379 183 MegaPath Corporation
4755 1987 422 210 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 2988 2846 Cox Communications Inc.
6389 2891 2840 BellSouth.net Inc.
17974 2819 2742 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2568 2443 TPG Telecom Limited
28573 2319 2207 NET Serviços de Comunicação S
18566 2040 1857 MegaPath Corporation
4755 1987 1777 TATA Communications formerly
9829 1674 1638 National Internet Backbone
34984 1966 1611 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/au/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
46473 UNALLOCATED 8.27.122.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio
27205 UNALLOCATED 8.38.16.0/21 3356 Level 3 Communicatio
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
33628 UNALLOCATED 12.0.239.0/24 1239 Sprint
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
17033 UNALLOCATED 12.3.33.0/24 1239 Sprint
Complete listing at http://thyme.rand.apnic.net/au/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.64.104.0/22 209 Qwest Communications Company,
Complete listing at http://thyme.rand.apnic.net/au/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
23.226.112.0/20 62788 Bitfinite LLC
23.252.224.0/20 62502 >>UNKNOWN<<
23.252.224.0/21 62502 >>UNKNOWN<<
23.252.232.0/21 62502 >>UNKNOWN<<
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
37.16.88.0/23 57652 >>UNKNOWN<<
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.10.0/24 37004 >>UNKNOWN<<
Complete listing at http://thyme.rand.apnic.net/au/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 /8:16 /9:12 /10:33 /11:92 /12:264
/13:504 /14:998 /15:1724 /16:12944 /17:7076 /18:12029
/19:24774 /20:35270 /21:37899 /22:57785 /23:49281 /24:283780
/25:61 /26:35 /27:53 /28:39 /29:30 /30:50
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2472 SaudiNet, Saudi Telecom Compa
22773 2204 2988 Cox Communications Inc.
18566 1995 2040 MegaPath Corporation
6389 1671 2891 BellSouth.net Inc.
30036 1362 1516 Mediacom Communications Corp
6983 1314 1624 EarthLink, Inc.
34984 1277 1966 TELLCOM ILETISIM HIZMETLERI A
11492 1125 1188 CABLE ONE, INC.
6147 1118 1574 Telefonica del Peru S.A.A.
10620 1055 2990 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1452 2:671 3:1 4:19 5:1735 6:21
8:792 12:1844 13:4 14:1283 15:16 16:2
17:42 18:21 20:49 23:1176 24:1673 27:1863
31:1473 32:39 33:2 34:5 35:3 36:119
37:1855 38:1006 39:10 40:234 41:2901 42:257
43:1085 44:25 45:216 46:2130 47:34 49:836
50:783 52:12 54:66 55:5 56:8 57:34
58:1197 59:659 60:462 61:1748 62:1299 63:1894
64:4424 65:2260 66:4091 67:2012 68:1045 69:3276
70:961 71:434 72:1954 74:2600 75:318 76:401
77:1483 78:1263 79:783 80:1316 81:1327 82:820
83:672 84:675 85:1342 86:388 87:1090 88:514
89:1758 90:149 91:5906 92:810 93:2179 94:1974
95:2097 96:431 97:339 98:1056 99:45 100:72
101:781 103:6804 104:1329 105:61 106:217 107:882
108:606 109:2008 110:1073 111:1478 112:739 113:1024
114:845 115:1274 116:1300 117:1012 118:1632 119:1421
120:457 121:1007 122:2068 123:1528 124:1444 125:1498
128:580 129:360 130:366 131:1108 132:418 133:167
134:401 135:88 136:310 137:300 138:502 139:224
140:202 141:418 142:617 143:462 144:526 145:110
146:673 147:552 148:1062 149:457 150:551 151:599
152:515 153:237 154:389 155:722 156:397 157:331
158:264 159:892 160:370 161:631 162:1902 163:389
164:645 165:669 166:321 167:703 168:1002 169:159
170:1458 171:217 172:43 173:1584 174:687 175:608
176:1453 177:3748 178:2075 179:858 180:1928 181:1589
182:1674 183:603 184:757 185:3008 186:2665 187:1837
188:2025 189:1558 190:7652 191:901 192:8040 193:5559
194:4058 195:3613 196:1627 197:988 198:5396 199:5486
200:6533 201:2987 202:9095 203:9068 204:4584 205:2703
206:2873 207:2921 208:3948 209:3865 210:3196 211:1761
212:2451 213:2251 214:843 215:69 216:5527 217:1791
218:637 219:335 220:1437 221:778 222:377 223:650
End of report