Routing Table Report 04:00 +10GMT Tue 24 Feb, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 533749
Prefixes after maximum aggregation (per Origin AS): 203997
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 260099
Total ASes present in the Internet Routing Table: 49475
Prefixes per ASN: 10.79
Origin-only ASes present in the Internet Routing Table: 36480
Origin ASes announcing only one prefix: 16262
Transit ASes present in the Internet Routing Table: 6261
Transit-only ASes present in the Internet Routing Table: 170
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 107
Max AS path prepend of ASN ( 55644) 100
Prefixes from unregistered ASNs in the Routing Table: 1232
Unregistered ASNs in the Routing Table: 420
Number of 32-bit ASNs allocated by the RIRs: 8666
Number of 32-bit ASNs visible in the Routing Table: 6734
Prefixes from 32-bit ASNs in the Routing Table: 24512
Number of bogon 32-bit ASNs visible in the Routing Table: 5
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 396
Number of addresses announced to Internet: 2732060260
Equivalent to 162 /8s, 215 /16s and 238 /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: 180674
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 131668
Total APNIC prefixes after maximum aggregation: 38385
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 137144
Unique aggregates announced from the APNIC address blocks: 55710
APNIC Region origin ASes present in the Internet Routing Table: 5023
APNIC Prefixes per ASN: 27.30
APNIC Region origin ASes announcing only one prefix: 1216
APNIC Region transit ASes present in the Internet Routing Table: 872
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 107
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1313
Number of APNIC addresses announced to Internet: 747150528
Equivalent to 44 /8s, 136 /16s and 156 /24s
Percentage of available APNIC address space announced: 87.3
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: 176154
Total ARIN prefixes after maximum aggregation: 87036
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 178210
Unique aggregates announced from the ARIN address blocks: 83560
ARIN Region origin ASes present in the Internet Routing Table: 16496
ARIN Prefixes per ASN: 10.80
ARIN Region origin ASes announcing only one prefix: 6075
ARIN Region transit ASes present in the Internet Routing Table: 1711
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 352
Number of ARIN addresses announced to Internet: 1061317152
Equivalent to 63 /8s, 66 /16s and 106 /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: 129763
Total RIPE prefixes after maximum aggregation: 64565
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 136080
Unique aggregates announced from the RIPE address blocks: 83612
RIPE Region origin ASes present in the Internet Routing Table: 17877
RIPE Prefixes per ASN: 7.61
RIPE Region origin ASes announcing only one prefix: 8139
RIPE Region transit ASes present in the Internet Routing Table: 2961
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: 3464
Number of RIPE addresses announced to Internet: 693363076
Equivalent to 41 /8s, 83 /16s and 225 /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: 58802
Total LACNIC prefixes after maximum aggregation: 10981
LACNIC Deaggregation factor: 5.35
Prefixes being announced from the LACNIC address blocks: 68276
Unique aggregates announced from the LACNIC address blocks: 31780
LACNIC Region origin ASes present in the Internet Routing Table: 2408
LACNIC Prefixes per ASN: 28.35
LACNIC Region origin ASes announcing only one prefix: 629
LACNIC Region transit ASes present in the Internet Routing Table: 485
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 24
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1514
Number of LACNIC addresses announced to Internet: 167864576
Equivalent to 10 /8s, 1 /16s and 105 /24s
Percentage of available LACNIC address space announced: 100.1
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: 12655
Total AfriNIC prefixes after maximum aggregation: 2986
AfriNIC Deaggregation factor: 4.24
Prefixes being announced from the AfriNIC address blocks: 13643
Unique aggregates announced from the AfriNIC address blocks: 5081
AfriNIC Region origin ASes present in the Internet Routing Table: 737
AfriNIC Prefixes per ASN: 18.51
AfriNIC Region origin ASes announcing only one prefix: 203
AfriNIC Region transit ASes present in the Internet Routing Table: 158
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 91
Number of AfriNIC addresses announced to Internet: 61907968
Equivalent to 3 /8s, 176 /16s and 164 /24s
Percentage of available AfriNIC address space announced: 61.5
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 2892 11553 912 Korea Telecom
17974 2819 904 77 PT Telekomunikasi Indonesia
7545 2577 336 128 TPG Telecom Limited
4755 1986 422 210 TATA Communications formerly
4538 1758 4190 71 China Education and Research
9829 1683 1325 36 National Internet Backbone
9808 1547 8717 29 Guangdong Mobile Communicatio
4808 1451 2218 436 CNCGROUP IP network China169
9583 1396 132 556 Sify Limited
9498 1301 336 98 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 2984 2955 141 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
3356 2567 10684 480 Level 3 Communications, Inc.
18566 2041 379 183 MegaPath Corporation
20115 1849 1829 443 Charter Communications
6983 1623 850 242 EarthLink, Inc.
4323 1622 1037 407 tw telecom holdings, inc.
30036 1518 312 522 Mediacom Communications Corp
701 1389 11268 676 MCI Communications Services,
22561 1330 412 241 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 1966 300 353 TELLCOM ILETISIM HIZMETLERI A
20940 1620 633 1203 Akamai International B.V.
8402 1348 544 15 OJSC "Vimpelcom"
6849 1199 356 25 JSC "Ukrtelecom"
13188 1046 98 59 TOV "Bank-Inform"
31148 1045 45 21 Freenet Ltd.
8551 903 373 48 Bezeq International-Ltd
12479 862 793 87 France Telecom Espana SA
9198 851 349 25 JSC Kazakhtelecom
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 3122 507 205 Telmex Colombia S.A.
28573 2334 2141 113 NET Serviços de Comunicação S
7303 1788 1190 229 Telecom Argentina S.A.
6147 1576 374 30 Telefonica del Peru S.A.A.
8151 1544 3115 446 Uninet S.A. de C.V.
6503 1196 421 58 Axtel, S.A.B. de C.V.
7738 1001 1882 42 Telemar Norte Leste S.A.
3816 922 396 149 COLOMBIA TELECOMUNICACIONES S
26615 921 2325 35 Tim Celular S.A.
18881 862 1036 22 Global Village Telecom
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
8452 1560 958 13 TE-AS
24863 963 284 26 Link Egypt (Link.NET)
36903 479 241 90 Office National des Postes et
36992 390 973 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 194 712 14 Telecom Algeria
37054 187 19 6 Data Telecom Service
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 3122 507 205 Telmex Colombia S.A.
22773 2984 2955 141 Cox Communications Inc.
4766 2892 11553 912 Korea Telecom
6389 2891 3688 51 BellSouth.net Inc.
17974 2819 904 77 PT Telekomunikasi Indonesia
7545 2577 336 128 TPG Telecom Limited
3356 2567 10684 480 Level 3 Communications, Inc.
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2334 2141 113 NET Serviços de Comunicação S
18566 2041 379 183 MegaPath Corporation
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 2984 2843 Cox Communications Inc.
6389 2891 2840 BellSouth.net Inc.
17974 2819 2742 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2577 2449 TPG Telecom Limited
28573 2334 2221 NET Serviços de Comunicação S
3356 2567 2087 Level 3 Communications, Inc.
4766 2892 1980 Korea Telecom
18566 2041 1858 MegaPath Corporation
4755 1986 1776 TATA Communications formerly
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
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
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
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
23.92.160.0/24 14013 EPSON America (Factory Automa
23.92.161.0/24 14013 EPSON America (Factory Automa
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<<
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 /8:16 /9:12 /10:34 /11:92 /12:264
/13:504 /14:997 /15:1722 /16:12971 /17:7130 /18:12141
/19:24914 /20:35759 /21:38479 /22:57853 /23:50462 /24:287515
/25:1070 /26:1091 /27:670 /28:17 /29:14 /30:9
/31:0 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2472 SaudiNet, Saudi Telecom Compa
22773 2200 2984 Cox Communications Inc.
18566 1996 2041 MegaPath Corporation
6389 1671 2891 BellSouth.net Inc.
30036 1364 1518 Mediacom Communications Corp
6983 1314 1623 EarthLink, Inc.
34984 1275 1966 TELLCOM ILETISIM HIZMETLERI A
11492 1143 1206 CABLE ONE, INC.
6147 1119 1576 Telefonica del Peru S.A.A.
10620 1107 3122 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1472 2:672 3:1 4:97 5:1730 6:21
8:1419 12:1842 13:4 14:1302 15:16 16:2
17:42 18:21 20:49 23:1163 24:1679 27:1850
31:1474 32:39 33:2 34:5 35:3 36:119
37:1871 38:1009 39:10 40:233 41:3069 42:259
43:1109 44:25 45:205 46:2138 47:34 49:750
50:777 52:12 54:66 55:2 56:8 57:35
58:1204 59:680 60:460 61:1762 62:1307 63:1911
64:4429 65:2265 66:4086 67:2020 68:1041 69:3287
70:961 71:435 72:1962 74:2623 75:314 76:403
77:1473 78:1260 79:779 80:1324 81:1333 82:810
83:681 84:678 85:1337 86:387 87:1084 88:512
89:1747 90:148 91:5922 92:809 93:2189 94:1966
95:2097 96:432 97:340 98:1056 99:45 100:73
101:802 103:6821 104:1282 105:61 106:217 107:880
108:608 109:2024 110:1075 111:1479 112:762 113:1032
114:851 115:1259 116:1333 117:1026 118:1690 119:1431
120:440 121:1048 122:2178 123:1720 124:1489 125:1559
128:623 129:371 130:382 131:1099 132:476 133:166
134:408 135:88 136:311 137:302 138:480 139:173
140:227 141:422 142:629 143:477 144:519 145:110
146:686 147:559 148:1104 149:458 150:562 151:750
152:488 153:239 154:331 155:720 156:403 157:331
158:264 159:989 160:369 161:634 162:1911 163:384
164:655 165:670 166:324 167:705 168:1005 169:157
170:1443 171:223 172:42 173:1581 174:687 175:623
176:1461 177:3781 178:2093 179:861 180:1918 181:1583
182:1709 183:605 184:742 185:2964 186:2676 187:1813
188:2018 189:1553 190:7745 191:884 192:8103 193:5565
194:4061 195:3637 196:1694 197:950 198:5493 199:5529
200:6540 201:2980 202:9561 203:9075 204:4658 205:2734
206:2977 207:2995 208:3956 209:3900 210:3489 211:1832
212:2468 213:2276 214:832 215:69 216:5529 217:1806
218:672 219:468 220:1457 221:790 222:463 223:655
End of report