Routing Table Report 04:00 +10GMT Wed 25 Feb, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 533733
Prefixes after maximum aggregation (per Origin AS): 204080
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 260173
Total ASes present in the Internet Routing Table: 49481
Prefixes per ASN: 10.79
Origin-only ASes present in the Internet Routing Table: 36490
Origin ASes announcing only one prefix: 16262
Transit ASes present in the Internet Routing Table: 6248
Transit-only ASes present in the Internet Routing Table: 169
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: 1312
Unregistered ASNs in the Routing Table: 429
Number of 32-bit ASNs allocated by the RIRs: 8666
Number of 32-bit ASNs visible in the Routing Table: 6743
Prefixes from 32-bit ASNs in the Routing Table: 24545
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: 397
Number of addresses announced to Internet: 2732192100
Equivalent to 162 /8s, 217 /16s and 241 /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: 180637
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 131720
Total APNIC prefixes after maximum aggregation: 38401
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 137200
Unique aggregates announced from the APNIC address blocks: 55777
APNIC Region origin ASes present in the Internet Routing Table: 5022
APNIC Prefixes per ASN: 27.32
APNIC Region origin ASes announcing only one prefix: 1215
APNIC Region transit ASes present in the Internet Routing Table: 874
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: 1315
Number of APNIC addresses announced to Internet: 746294208
Equivalent to 44 /8s, 123 /16s and 139 /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: 176125
Total ARIN prefixes after maximum aggregation: 87087
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 178201
Unique aggregates announced from the ARIN address blocks: 83548
ARIN Region origin ASes present in the Internet Routing Table: 16497
ARIN Prefixes per ASN: 10.80
ARIN Region origin ASes announcing only one prefix: 6082
ARIN Region transit ASes present in the Internet Routing Table: 1707
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 21
Number of ARIN region 32-bit ASNs visible in the Routing Table: 355
Number of ARIN addresses announced to Internet: 1061465888
Equivalent to 63 /8s, 68 /16s and 175 /24s
Percentage of available ARIN address space announced: 56.2
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, 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: 129772
Total RIPE prefixes after maximum aggregation: 64602
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 136066
Unique aggregates announced from the RIPE address blocks: 83632
RIPE Region origin ASes present in the Internet Routing Table: 17882
RIPE Prefixes per ASN: 7.61
RIPE Region origin ASes announcing only one prefix: 8138
RIPE Region transit ASes present in the Internet Routing Table: 2956
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: 693353092
Equivalent to 41 /8s, 83 /16s and 186 /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: 58857
Total LACNIC prefixes after maximum aggregation: 10984
LACNIC Deaggregation factor: 5.36
Prefixes being announced from the LACNIC address blocks: 68363
Unique aggregates announced from the LACNIC address blocks: 31799
LACNIC Region origin ASes present in the Internet Routing Table: 2406
LACNIC Prefixes per ASN: 28.41
LACNIC Region origin ASes announcing only one prefix: 625
LACNIC Region transit ASes present in the Internet Routing Table: 480
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1518
Number of LACNIC addresses announced to Internet: 167901184
Equivalent to 10 /8s, 1 /16s and 248 /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: 12520
Total AfriNIC prefixes after maximum aggregation: 2962
AfriNIC Deaggregation factor: 4.23
Prefixes being announced from the AfriNIC address blocks: 13506
Unique aggregates announced from the AfriNIC address blocks: 5060
AfriNIC Region origin ASes present in the Internet Routing Table: 732
AfriNIC Prefixes per ASN: 18.45
AfriNIC Region origin ASes announcing only one prefix: 202
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: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 91
Number of AfriNIC addresses announced to Internet: 62719488
Equivalent to 3 /8s, 189 /16s and 6 /24s
Percentage of available AfriNIC address space announced: 62.3
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 2893 11553 912 Korea Telecom
17974 2819 904 77 PT Telekomunikasi Indonesia
7545 2576 336 128 TPG Telecom Limited
4755 1985 422 210 TATA Communications formerly
4538 1758 4190 71 China Education and Research
9829 1686 1325 36 National Internet Backbone
9808 1547 8717 29 Guangdong Mobile Communicatio
4808 1451 2218 436 CNCGROUP IP network China169
9583 1398 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 2985 2955 141 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
3356 2567 10684 481 Level 3 Communications, Inc.
18566 2041 379 183 MegaPath Corporation
20115 1849 1829 443 Charter Communications
6983 1623 850 242 EarthLink, Inc.
4323 1621 1037 406 tw telecom holdings, inc.
30036 1514 312 523 Mediacom Communications Corp
701 1390 11268 677 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 1968 301 354 TELLCOM ILETISIM HIZMETLERI A
20940 1613 628 1198 Akamai International B.V.
8402 1356 544 15 OJSC "Vimpelcom"
6849 1199 356 25 JSC "Ukrtelecom"
13188 1045 97 58 TOV "Bank-Inform"
31148 1045 45 21 Freenet Ltd.
8551 903 373 48 Bezeq International-Ltd
12479 861 792 86 France Telecom Espana SA
9198 850 349 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 3123 507 206 Telmex Colombia S.A.
28573 2341 2141 111 NET Serviços de Comunicação S
7303 1788 1190 229 Telecom Argentina S.A.
6147 1574 374 30 Telefonica del Peru S.A.A.
8151 1539 3114 443 Uninet S.A. de C.V.
6503 1198 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 922 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 1561 958 13 TE-AS
24863 964 284 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 190 712 14 Telecom Algeria
37054 177 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 3123 507 206 Telmex Colombia S.A.
22773 2985 2955 141 Cox Communications Inc.
4766 2893 11553 912 Korea Telecom
6389 2891 3688 51 BellSouth.net Inc.
17974 2819 904 77 PT Telekomunikasi Indonesia
7545 2576 336 128 TPG Telecom Limited
3356 2567 10684 481 Level 3 Communications, Inc.
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2341 2141 111 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 2985 2844 Cox Communications Inc.
6389 2891 2840 BellSouth.net Inc.
17974 2819 2742 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2576 2448 TPG Telecom Limited
28573 2341 2230 NET Serviços de Comunicação S
3356 2567 2086 Level 3 Communications, Inc.
4766 2893 1981 Korea Telecom
18566 2041 1858 MegaPath Corporation
4755 1985 1775 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 /15:1720 /16:12969 /17:7123 /18:12142
/19:24907 /20:35766 /21:38454 /22:57818 /23:50459 /24:287570
/25:1071 /26:1093 /27:669 /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 2201 2985 Cox Communications Inc.
18566 1996 2041 MegaPath Corporation
6389 1671 2891 BellSouth.net Inc.
30036 1360 1514 Mediacom Communications Corp
6983 1314 1623 EarthLink, Inc.
34984 1277 1968 TELLCOM ILETISIM HIZMETLERI A
11492 1125 1188 CABLE ONE, INC.
6147 1118 1574 Telefonica del Peru S.A.A.
10620 1107 3123 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1475 2:672 3:1 4:97 5:1728 6:21
8:1420 12:1842 13:4 14:1302 15:16 16:2
17:42 18:21 20:49 23:1156 24:1675 27:1852
31:1477 32:39 33:2 34:5 35:3 36:121
37:1859 38:1009 39:11 40:233 41:3010 42:259
43:1103 44:25 45:207 46:2141 47:34 49:800
50:778 52:12 54:66 55:3 56:8 57:34
58:1207 59:680 60:460 61:1765 62:1307 63:1913
64:4429 65:2266 66:4081 67:2020 68:1042 69:3288
70:961 71:435 72:1960 74:2617 75:314 76:403
77:1480 78:1263 79:779 80:1309 81:1332 82:812
83:682 84:681 85:1335 86:388 87:1085 88:513
89:1749 90:149 91:5923 92:808 93:2189 94:1972
95:2097 96:432 97:339 98:1056 99:45 100:73
101:801 103:6828 104:1287 105:61 106:217 107:879
108:609 109:2025 110:1077 111:1477 112:761 113:1031
114:851 115:1261 116:1333 117:1022 118:1695 119:1431
120:441 121:1049 122:2162 123:1723 124:1489 125:1557
128:625 129:371 130:381 131:1107 132:475 133:166
134:408 135:88 136:311 137:303 138:487 139:173
140:227 141:422 142:629 143:485 144:520 145:110
146:685 147:560 148:1103 149:457 150:564 151:749
152:488 153:239 154:326 155:724 156:403 157:331
158:263 159:979 160:369 161:634 162:1911 163:384
164:665 165:670 166:323 167:707 168:1004 169:157
170:1443 171:223 172:41 173:1580 174:685 175:622
176:1469 177:3804 178:2087 179:861 180:1920 181:1580
182:1709 183:605 184:746 185:2967 186:2675 187:1820
188:2031 189:1559 190:7738 191:885 192:8106 193:5562
194:4064 195:3636 196:1698 197:929 198:5490 199:5533
200:6542 201:2988 202:9555 203:9073 204:4657 205:2728
206:2985 207:2994 208:3954 209:3908 210:3489 211:1834
212:2476 213:2271 214:833 215:69 216:5529 217:1805
218:672 219:469 220:1458 221:790 222:464 223:656
End of report