Routing Table Report 04:00 +10GMT Mon 23 Feb, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 533517
Prefixes after maximum aggregation (per Origin AS): 204000
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 260044
Total ASes present in the Internet Routing Table: 49448
Prefixes per ASN: 10.79
Origin-only ASes present in the Internet Routing Table: 36468
Origin ASes announcing only one prefix: 16267
Transit ASes present in the Internet Routing Table: 6256
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: 108
Max AS path prepend of ASN ( 60548) 101
Prefixes from unregistered ASNs in the Routing Table: 1285
Unregistered ASNs in the Routing Table: 427
Number of 32-bit ASNs allocated by the RIRs: 8666
Number of 32-bit ASNs visible in the Routing Table: 6724
Prefixes from 32-bit ASNs in the Routing Table: 24493
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: 2732250724
Equivalent to 162 /8s, 218 /16s and 214 /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: 180603
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 131680
Total APNIC prefixes after maximum aggregation: 38365
APNIC Deaggregation factor: 3.43
Prefixes being announced from the APNIC address blocks: 137147
Unique aggregates announced from the APNIC address blocks: 55720
APNIC Region origin ASes present in the Internet Routing Table: 5020
APNIC Prefixes per ASN: 27.32
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: 1311
Number of APNIC addresses announced to Internet: 747396288
Equivalent to 44 /8s, 140 /16s and 92 /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: 176108
Total ARIN prefixes after maximum aggregation: 87025
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 178168
Unique aggregates announced from the ARIN address blocks: 83527
ARIN Region origin ASes present in the Internet Routing Table: 16491
ARIN Prefixes per ASN: 10.80
ARIN Region origin ASes announcing only one prefix: 6079
ARIN Region transit ASes present in the Internet Routing Table: 1710
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 354
Number of ARIN addresses announced to Internet: 1061276192
Equivalent to 63 /8s, 65 /16s and 202 /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: 129589
Total RIPE prefixes after maximum aggregation: 64606
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 135907
Unique aggregates announced from the RIPE address blocks: 83565
RIPE Region origin ASes present in the Internet Routing Table: 17873
RIPE Prefixes per ASN: 7.60
RIPE Region origin ASes announcing only one prefix: 8139
RIPE Region transit ASes present in the Internet Routing Table: 2960
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 108
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3457
Number of RIPE addresses announced to Internet: 693388420
Equivalent to 41 /8s, 84 /16s and 68 /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: 58826
Total LACNIC prefixes after maximum aggregation: 10978
LACNIC Deaggregation factor: 5.36
Prefixes being announced from the LACNIC address blocks: 68291
Unique aggregates announced from the LACNIC address blocks: 31807
LACNIC Region origin ASes present in the Internet Routing Table: 2405
LACNIC Prefixes per ASN: 28.40
LACNIC Region origin ASes announcing only one prefix: 630
LACNIC Region transit ASes present in the Internet Routing Table: 487
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1512
Number of LACNIC addresses announced to Internet: 167829504
Equivalent to 10 /8s, 0 /16s and 224 /24s
Percentage of available LACNIC address space announced: 100.0
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: 12629
Total AfriNIC prefixes after maximum aggregation: 2982
AfriNIC Deaggregation factor: 4.24
Prefixes being announced from the AfriNIC address blocks: 13607
Unique aggregates announced from the AfriNIC address blocks: 5068
AfriNIC Region origin ASes present in the Internet Routing Table: 736
AfriNIC Prefixes per ASN: 18.49
AfriNIC Region origin ASes announcing only one prefix: 203
AfriNIC Region transit ASes present in the Internet Routing Table: 157
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: 90
Number of AfriNIC addresses announced to Internet: 61903104
Equivalent to 3 /8s, 176 /16s and 145 /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 2891 11553 911 Korea Telecom
17974 2827 904 77 PT Telekomunikasi Indonesia
7545 2579 336 127 TPG Telecom Limited
4755 1979 422 205 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 1395 132 556 Sify Limited
9498 1299 336 97 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 1517 312 529 Mediacom Communications Corp
701 1391 11268 678 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 1965 300 352 TELLCOM ILETISIM HIZMETLERI A
20940 1630 640 1210 Akamai International B.V.
8402 1333 544 15 OJSC "Vimpelcom"
6849 1199 356 25 JSC "Ukrtelecom"
31148 1045 45 21 Freenet Ltd.
13188 1044 97 61 TOV "Bank-Inform"
8551 903 373 48 Bezeq International-Ltd
12479 862 793 87 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 3121 507 207 Telmex Colombia S.A.
28573 2335 2141 111 NET Serviços de Comunicação S
7303 1788 1190 229 Telecom Argentina S.A.
6147 1585 374 30 Telefonica del Peru S.A.A.
8151 1543 3113 449 Uninet S.A. de C.V.
6503 1195 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 1559 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 192 712 14 Telecom Algeria
37054 188 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 3121 507 207 Telmex Colombia S.A.
22773 2984 2955 141 Cox Communications Inc.
4766 2891 11553 911 Korea Telecom
6389 2891 3688 51 BellSouth.net Inc.
17974 2827 904 77 PT Telekomunikasi Indonesia
7545 2579 336 127 TPG Telecom Limited
3356 2567 10684 480 Level 3 Communications, Inc.
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2335 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 2984 2843 Cox Communications Inc.
6389 2891 2840 BellSouth.net Inc.
17974 2827 2750 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2579 2452 TPG Telecom Limited
28573 2335 2224 NET Serviços de Comunicação S
3356 2567 2087 Level 3 Communications, Inc.
4766 2891 1980 Korea Telecom
18566 2041 1858 MegaPath Corporation
4755 1979 1774 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<<
24.231.96.0/24 21548 MTO Telecom Inc.
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
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 /15:1723 /16:12970 /17:7127 /18:12142
/19:24900 /20:35749 /21:38458 /22:57798 /23:50475 /24:287372
/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 1363 1517 Mediacom Communications Corp
6983 1314 1623 EarthLink, Inc.
34984 1274 1965 TELLCOM ILETISIM HIZMETLERI A
11492 1133 1192 CABLE ONE, INC.
6147 1128 1585 Telefonica del Peru S.A.A.
10620 1107 3121 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1471 2:669 3:1 4:97 5:1727 6:21
8:1412 12:1843 13:4 14:1300 15:16 16:2
17:42 18:21 20:49 23:1163 24:1680 27:1849
31:1480 32:39 33:2 34:5 35:3 36:119
37:1865 38:1009 39:10 40:233 41:3059 42:259
43:1101 44:25 45:205 46:2138 47:34 49:797
50:777 52:12 54:66 55:4 56:8 57:34
58:1203 59:680 60:460 61:1765 62:1307 63:1912
64:4428 65:2262 66:4086 67:2020 68:1041 69:3288
70:965 71:435 72:1960 74:2623 75:314 76:405
77:1458 78:1256 79:777 80:1312 81:1333 82:812
83:681 84:683 85:1336 86:386 87:1081 88:513
89:1749 90:148 91:5921 92:808 93:2183 94:1965
95:2092 96:432 97:340 98:1056 99:45 100:73
101:800 103:6804 104:1268 105:61 106:217 107:879
108:611 109:2024 110:1074 111:1474 112:752 113:1032
114:852 115:1255 116:1333 117:1026 118:1691 119:1430
120:442 121:1046 122:2168 123:1720 124:1491 125:1563
128:619 129:371 130:380 131:1108 132:474 133:166
134:409 135:88 136:311 137:302 138:480 139:173
140:230 141:417 142:629 143:449 144:519 145:111
146:686 147:559 148:1101 149:459 150:562 151:749
152:485 153:239 154:311 155:718 156:403 157:331
158:264 159:988 160:370 161:632 162:1908 163:388
164:655 165:670 166:324 167:705 168:1004 169:156
170:1443 171:223 172:41 173:1580 174:687 175:623
176:1445 177:3774 178:2088 179:866 180:1919 181:1582
182:1709 183:605 184:742 185:2958 186:2682 187:1827
188:2018 189:1559 190:7757 191:882 192:8105 193:5561
194:4054 195:3636 196:1697 197:948 198:5499 199:5531
200:6546 201:2981 202:9558 203:9062 204:4658 205:2734
206:2981 207:2995 208:3955 209:3898 210:3490 211:1831
212:2459 213:2275 214:837 215:69 216:5531 217:1806
218:672 219:468 220:1457 221:790 222:463 223:654
End of report