Routing Table Report 09:00 +10GMT Tue 24 Feb, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 521343
Prefixes after maximum aggregation (per Origin AS): 201893
Deaggregation factor: 2.58
Unique aggregates announced (without unneeded subnets): 259787
Total ASes present in the Internet Routing Table: 49331
Prefixes per ASN: 10.57
Origin-only ASes present in the Internet Routing Table: 36530
Origin ASes announcing only one prefix: 16259
Transit ASes present in the Internet Routing Table: 6072
Transit-only ASes present in the Internet Routing Table: 157
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 103
Max AS path prepend of ASN ( 55644) 100
Prefixes from unregistered ASNs in the Routing Table: 1063
Unregistered ASNs in the Routing Table: 388
Number of 32-bit ASNs allocated by the RIRs: 8666
Number of 32-bit ASNs visible in the Routing Table: 6729
Prefixes from 32-bit ASNs in the Routing Table: 24356
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: 2728309056
Equivalent to 162 /8s, 158 /16s and 177 /24s
Percentage of available address space announced: 73.7
Percentage of allocated address space announced: 73.7
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: 177543
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 123989
Total APNIC prefixes after maximum aggregation: 37070
APNIC Deaggregation factor: 3.34
Prefixes being announced from the APNIC address blocks: 129337
Unique aggregates announced from the APNIC address blocks: 55593
APNIC Region origin ASes present in the Internet Routing Table: 4984
APNIC Prefixes per ASN: 25.95
APNIC Region origin ASes announcing only one prefix: 1229
APNIC Region transit ASes present in the Internet Routing Table: 836
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 103
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1312
Number of APNIC addresses announced to Internet: 744665472
Equivalent to 44 /8s, 98 /16s and 177 /24s
Percentage of available APNIC address space announced: 87.0
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: 172503
Total ARIN prefixes after maximum aggregation: 86371
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 174785
Unique aggregates announced from the ARIN address blocks: 83450
ARIN Region origin ASes present in the Internet Routing Table: 16431
ARIN Prefixes per ASN: 10.64
ARIN Region origin ASes announcing only one prefix: 6064
ARIN Region transit ASes present in the Internet Routing Table: 1636
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 350
Number of ARIN addresses announced to Internet: 1060254208
Equivalent to 63 /8s, 50 /16s and 50 /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: 129443
Total RIPE prefixes after maximum aggregation: 64514
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 135590
Unique aggregates announced from the RIPE address blocks: 83587
RIPE Region origin ASes present in the Internet Routing Table: 17869
RIPE Prefixes per ASN: 7.59
RIPE Region origin ASes announcing only one prefix: 8129
RIPE Region transit ASes present in the Internet Routing Table: 2915
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3466
Number of RIPE addresses announced to Internet: 693287360
Equivalent to 41 /8s, 82 /16s and 185 /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: 58356
Total LACNIC prefixes after maximum aggregation: 10913
LACNIC Deaggregation factor: 5.35
Prefixes being announced from the LACNIC address blocks: 67626
Unique aggregates announced from the LACNIC address blocks: 31731
LACNIC Region origin ASes present in the Internet Routing Table: 2399
LACNIC Prefixes per ASN: 28.19
LACNIC Region origin ASes announcing only one prefix: 635
LACNIC Region transit ASes present in the Internet Routing Table: 462
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1511
Number of LACNIC addresses announced to Internet: 167745792
Equivalent to 9 /8s, 255 /16s and 153 /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: 12633
Total AfriNIC prefixes after maximum aggregation: 2982
AfriNIC Deaggregation factor: 4.24
Prefixes being announced from the AfriNIC address blocks: 13609
Unique aggregates announced from the AfriNIC address blocks: 5070
AfriNIC Region origin ASes present in the Internet Routing Table: 733
AfriNIC Prefixes per ASN: 18.57
AfriNIC Region origin ASes announcing only one prefix: 202
AfriNIC Region transit ASes present in the Internet Routing Table: 154
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 90
Number of AfriNIC addresses announced to Internet: 61897472
Equivalent to 3 /8s, 176 /16s and 123 /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
17974 2819 904 77 PT Telekomunikasi Indonesia
7545 2316 336 128 TPG Telecom Limited
4766 2171 11546 616 Korea Telecom
4755 1978 422 208 TATA Communications formerly
9829 1683 1325 36 National Internet Backbone
9808 1497 8639 18 Guangdong Mobile Communicatio
9583 1367 129 537 Sify Limited
9498 1300 336 98 BHARTI Airtel Ltd.
24560 1194 407 188 Bharti Airtel Ltd., Telemedia
17488 1183 210 250 Hathway IP Over Cable Interne
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 2986 2955 142 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
18566 2042 379 183 MegaPath Corporation
20115 1850 1829 444 Charter Communications
4323 1627 1068 406 tw telecom holdings, inc.
6983 1625 866 244 EarthLink, Inc.
30036 1519 313 523 Mediacom Communications Corp
701 1390 11268 675 MCI Communications Services,
22561 1330 412 241 CenturyTel Internet Holdings,
11492 1206 223 569 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/us/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 1612 632 1196 Akamai International B.V.
8402 1331 544 15 OJSC "Vimpelcom"
6849 1199 356 25 JSC "Ukrtelecom"
13188 1062 98 59 TOV "Bank-Inform"
31148 1045 45 21 Freenet Ltd.
8551 882 373 52 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/us/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 2331 2141 111 NET Serviços de Comunicação S
7303 1788 1190 229 Telecom Argentina S.A.
6147 1575 374 30 Telefonica del Peru S.A.A.
8151 1533 3114 442 Uninet S.A. de C.V.
6503 1194 438 60 Axtel, S.A.B. de C.V.
7738 996 1882 42 Telemar Norte Leste S.A.
3816 926 396 153 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/us/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 194 712 14 Telecom Algeria
37054 187 19 6 Data Telecom Service
Complete listing at http://thyme.rand.apnic.net/us/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 2986 2955 142 Cox Communications Inc.
6389 2891 3688 51 BellSouth.net Inc.
17974 2819 904 77 PT Telekomunikasi Indonesia
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2331 2141 111 NET Serviços de Comunicação S
7545 2316 336 128 TPG Telecom Limited
4766 2171 11546 616 Korea Telecom
18566 2042 379 183 MegaPath Corporation
4755 1978 422 208 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 2986 2844 Cox Communications Inc.
6389 2891 2840 BellSouth.net Inc.
17974 2819 2742 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
28573 2331 2220 NET Serviços de Comunicação S
7545 2316 2188 TPG Telecom Limited
18566 2042 1859 MegaPath Corporation
4755 1978 1770 TATA Communications formerly
9829 1683 1647 National Internet Backbone
34984 1968 1614 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/us/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 12180 Internap Network Ser
46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser
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 7018 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/us/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/us/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 /12:263
/13:504 /14:993 /15:1709 /16:12903 /17:7000 /18:11901
/19:24468 /20:35202 /21:37605 /22:57118 /23:49041 /24:282304
/25:54 /26:53 /27:20 /28:20 /29:16 /30:6
/31:0 /32:10
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2472 SaudiNet, Saudi Telecom Compa
22773 2203 2986 Cox Communications Inc.
18566 1997 2042 MegaPath Corporation
6389 1671 2891 BellSouth.net Inc.
30036 1364 1519 Mediacom Communications Corp
6983 1314 1625 EarthLink, Inc.
34984 1277 1968 TELLCOM ILETISIM HIZMETLERI A
11492 1143 1206 CABLE ONE, INC.
6147 1119 1575 Telefonica del Peru S.A.A.
10620 1107 3123 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1436 2:664 3:1 4:18 5:1730 6:21
8:790 12:1842 13:4 14:1137 15:16 16:2
17:41 18:21 20:49 23:1124 24:1681 27:1847
31:1472 32:39 33:2 34:5 35:3 36:119
37:1871 38:1003 39:10 40:230 41:3068 42:258
43:1080 44:25 45:206 46:2124 47:34 49:791
50:777 52:12 54:66 55:4 56:8 57:33
58:1155 59:654 60:435 61:1744 62:1293 63:1888
64:4400 65:2254 66:4081 67:2015 68:1037 69:3253
70:959 71:433 72:1959 74:2617 75:313 76:394
77:1471 78:1263 79:769 80:1324 81:1332 82:812
83:681 84:673 85:1335 86:387 87:1084 88:513
89:1734 90:148 91:5919 92:808 93:2189 94:1973
95:2092 96:426 97:340 98:1051 99:45 100:72
101:770 103:6743 104:1283 105:61 106:217 107:880
108:589 109:2013 110:1066 111:1475 112:753 113:1017
114:843 115:1238 116:1292 117:1009 118:1623 119:1404
120:423 121:1004 122:1978 123:1464 124:1440 125:1475
128:576 129:355 130:366 131:1089 132:416 133:166
134:396 135:88 136:310 137:299 138:478 139:169
140:202 141:409 142:614 143:459 144:521 145:110
146:672 147:547 148:1059 149:455 150:555 151:750
152:486 153:239 154:331 155:714 156:398 157:331
158:264 159:891 160:369 161:628 162:1884 163:360
164:645 165:664 166:319 167:704 168:1002 169:155
170:1444 171:215 172:46 173:1579 174:687 175:602
176:1442 177:3770 178:2093 179:854 180:1892 181:1572
182:1654 183:596 184:738 185:2966 186:2671 187:1817
188:2010 189:1557 190:7705 191:872 192:8011 193:5552
194:4050 195:3615 196:1689 197:957 198:5389 199:5504
200:6517 201:2980 202:9010 203:8945 204:4584 205:2702
206:2844 207:2913 208:3950 209:3833 210:3157 211:1745
212:2435 213:2257 214:836 215:69 216:5516 217:1791
218:629 219:332 220:1412 221:777 222:376 223:651
End of report
