Routing Table Report 04:00 +10GMT Mon 02 Mar, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 534483
Prefixes after maximum aggregation (per Origin AS): 204267
Deaggregation factor: 2.62
Unique aggregates announced (without unneeded subnets): 260323
Total ASes present in the Internet Routing Table: 49523
Prefixes per ASN: 10.79
Origin-only ASes present in the Internet Routing Table: 36497
Origin ASes announcing only one prefix: 16261
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: 44
Max AS path prepend of ASN ( 55944) 41
Prefixes from unregistered ASNs in the Routing Table: 1301
Unregistered ASNs in the Routing Table: 432
Number of 32-bit ASNs allocated by the RIRs: 8708
Number of 32-bit ASNs visible in the Routing Table: 6778
Prefixes from 32-bit ASNs in the Routing Table: 24628
Number of bogon 32-bit ASNs visible in the Routing Table: 2
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 369
Number of addresses announced to Internet: 2732973604
Equivalent to 162 /8s, 229 /16s and 222 /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: 180851
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 131767
Total APNIC prefixes after maximum aggregation: 38356
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 137306
Unique aggregates announced from the APNIC address blocks: 55701
APNIC Region origin ASes present in the Internet Routing Table: 5018
APNIC Prefixes per ASN: 27.36
APNIC Region origin ASes announcing only one prefix: 1214
APNIC Region transit ASes present in the Internet Routing Table: 863
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 44
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1325
Number of APNIC addresses announced to Internet: 746262400
Equivalent to 44 /8s, 123 /16s and 15 /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: 176410
Total ARIN prefixes after maximum aggregation: 87222
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 178385
Unique aggregates announced from the ARIN address blocks: 83748
ARIN Region origin ASes present in the Internet Routing Table: 16503
ARIN Prefixes per ASN: 10.81
ARIN Region origin ASes announcing only one prefix: 6080
ARIN Region transit ASes present in the Internet Routing Table: 1703
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: 362
Number of ARIN addresses announced to Internet: 1061399840
Equivalent to 63 /8s, 67 /16s and 173 /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: 129979
Total RIPE prefixes after maximum aggregation: 64640
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 136295
Unique aggregates announced from the RIPE address blocks: 83702
RIPE Region origin ASes present in the Internet Routing Table: 17878
RIPE Prefixes per ASN: 7.62
RIPE Region origin ASes announcing only one prefix: 8137
RIPE Region transit ASes present in the Internet Routing Table: 2963
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: 3475
Number of RIPE addresses announced to Internet: 693526916
Equivalent to 41 /8s, 86 /16s and 97 /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: 59004
Total LACNIC prefixes after maximum aggregation: 11010
LACNIC Deaggregation factor: 5.36
Prefixes being announced from the LACNIC address blocks: 68598
Unique aggregates announced from the LACNIC address blocks: 31745
LACNIC Region origin ASes present in the Internet Routing Table: 2409
LACNIC Prefixes per ASN: 28.48
LACNIC Region origin ASes announcing only one prefix: 626
LACNIC Region transit ASes present in the Internet Routing Table: 481
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 24
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1526
Number of LACNIC addresses announced to Internet: 167858944
Equivalent to 10 /8s, 1 /16s and 83 /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: 12500
Total AfriNIC prefixes after maximum aggregation: 2995
AfriNIC Deaggregation factor: 4.17
Prefixes being announced from the AfriNIC address blocks: 13530
Unique aggregates announced from the AfriNIC address blocks: 5094
AfriNIC Region origin ASes present in the Internet Routing Table: 738
AfriNIC Prefixes per ASN: 18.33
AfriNIC Region origin ASes announcing only one prefix: 204
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: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 90
Number of AfriNIC addresses announced to Internet: 63479296
Equivalent to 3 /8s, 200 /16s and 158 /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
4766 2909 11553 912 Korea Telecom
17974 2817 904 77 PT Telekomunikasi Indonesia
7545 2565 336 126 TPG Telecom Limited
4755 1986 422 210 TATA Communications formerly
4538 1758 4190 71 China Education and Research
9829 1685 1325 36 National Internet Backbone
9808 1547 8717 29 Guangdong Mobile Communicatio
4808 1452 2244 433 CNCGROUP IP network China169
9583 1399 132 557 Sify Limited
9498 1298 334 96 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 2565 10700 482 Level 3 Communications, Inc.
18566 2041 379 183 MegaPath Corporation
20115 1851 1831 435 Charter Communications
6983 1626 866 244 EarthLink, Inc.
4323 1618 1037 406 tw telecom holdings, inc.
30036 1516 312 521 Mediacom Communications Corp
701 1393 11268 680 MCI Communications Services,
22561 1327 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 300 355 TELLCOM ILETISIM HIZMETLERI A
20940 1626 633 1208 Akamai International B.V.
8402 1361 544 15 OJSC "Vimpelcom"
6849 1199 356 25 JSC "Ukrtelecom"
31148 1045 45 21 Freenet Ltd.
13188 1014 96 69 TOV "Bank-Inform"
8551 903 373 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/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 2330 2142 112 NET Serviços de Comunicação S
7303 1789 1190 229 Telecom Argentina S.A.
6147 1566 374 30 Telefonica del Peru S.A.A.
8151 1551 3119 453 Uninet S.A. de C.V.
6503 1200 421 58 Axtel, S.A.B. de C.V.
7738 1001 1882 42 Telemar Norte Leste S.A.
3816 924 400 150 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/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1451 958 13 TE-AS
24863 962 284 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 190 712 14 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 3123 507 206 Telmex Colombia S.A.
22773 2984 2955 141 Cox Communications Inc.
4766 2909 11553 912 Korea Telecom
6389 2891 3688 51 BellSouth.net Inc.
17974 2817 904 77 PT Telekomunikasi Indonesia
3356 2565 10700 482 Level 3 Communications, Inc.
7545 2565 336 126 TPG Telecom Limited
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2330 2142 112 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 2817 2740 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2565 2439 TPG Telecom Limited
28573 2330 2218 NET Serviços de Comunicação S
3356 2565 2083 Level 3 Communications, Inc.
4766 2909 1997 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
23.226.112.0/20 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/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
/13:505 /14:996 /15:1723 /16:12964 /17:7142 /18:12174
/19:25083 /20:35730 /21:38510 /22:57846 /23:50519 /24:287963
/25:1076 /26:1112 /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 2200 2984 Cox Communications Inc.
18566 1996 2041 MegaPath Corporation
6389 1671 2891 BellSouth.net Inc.
30036 1362 1516 Mediacom Communications Corp
6983 1315 1626 EarthLink, Inc.
34984 1277 1966 TELLCOM ILETISIM HIZMETLERI A
11492 1125 1188 CABLE ONE, INC.
6147 1111 1566 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)
----------------------------------------------
1:1488 2:670 3:1 4:98 5:1738 6:21
8:1428 12:1844 13:4 14:1303 15:16 16:2
17:42 18:21 20:49 23:1177 24:1673 27:1856
31:1470 32:39 33:2 34:5 35:3 36:118
37:1857 38:1012 39:9 40:235 41:2908 42:259
43:1117 44:25 45:219 46:2145 47:34 49:836
50:782 52:12 54:66 55:5 56:8 57:35
58:1211 59:682 60:462 61:1765 62:1310 63:1914
64:4444 65:2263 66:4114 67:2019 68:1045 69:3280
70:961 71:435 72:1957 74:2609 75:318 76:408
77:1482 78:1261 79:787 80:1311 81:1329 82:819
83:672 84:681 85:1344 86:388 87:1088 88:513
89:1760 90:149 91:5917 92:806 93:2176 94:1975
95:2098 96:431 97:339 98:1056 99:45 100:73
101:800 103:6871 104:1355 105:60 106:221 107:882
108:608 109:2000 110:1074 111:1482 112:747 113:1033
114:832 115:1261 116:1337 117:1014 118:1700 119:1438
120:439 121:1031 122:2183 123:1725 124:1495 125:1565
128:630 129:375 130:381 131:1130 132:472 133:167
134:411 135:88 136:313 137:300 138:502 139:173
140:228 141:419 142:632 143:456 144:523 145:110
146:686 147:561 148:1095 149:462 150:562 151:599
152:517 153:239 154:389 155:726 156:402 157:331
158:264 159:972 160:369 161:635 162:1919 163:409
164:665 165:675 166:324 167:705 168:1005 169:161
170:1455 171:225 172:41 173:1586 174:698 175:624
176:1470 177:3754 178:2071 179:864 180:1927 181:1619
182:1719 183:608 184:761 185:3025 186:2696 187:1837
188:2032 189:1572 190:7753 191:927 192:8137 193:5554
194:4067 195:3637 196:1664 197:973 198:5481 199:5523
200:6556 201:2996 202:9520 203:9070 204:4658 205:2729
206:2990 207:2992 208:3954 209:3915 210:3495 211:1846
212:2480 213:2280 214:834 215:69 216:5529 217:1805
218:673 219:468 220:1433 221:789 222:464 223:654
End of report