Routing Table Report 09:00 +10GMT Sat 31 Oct, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 552875
Prefixes after maximum aggregation (per Origin AS): 209654
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 276476
Total ASes present in the Internet Routing Table: 51690
Prefixes per ASN: 10.70
Origin-only ASes present in the Internet Routing Table: 36651
Origin ASes announcing only one prefix: 15982
Transit ASes present in the Internet Routing Table: 6239
Transit-only ASes present in the Internet Routing Table: 147
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 49
Max AS path prepend of ASN ( 55644) 46
Prefixes from unregistered ASNs in the Routing Table: 992
Unregistered ASNs in the Routing Table: 367
Number of 32-bit ASNs allocated by the RIRs: 11543
Number of 32-bit ASNs visible in the Routing Table: 8800
Prefixes from 32-bit ASNs in the Routing Table: 33137
Number of bogon 32-bit ASNs visible in the Routing Table: 6
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 416
Number of addresses announced to Internet: 2799593096
Equivalent to 166 /8s, 222 /16s and 102 /24s
Percentage of available address space announced: 75.6
Percentage of allocated address space announced: 75.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 97.7
Total number of prefixes smaller than registry allocations: 185134
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 132576
Total APNIC prefixes after maximum aggregation: 39050
APNIC Deaggregation factor: 3.40
Prefixes being announced from the APNIC address blocks: 140559
Unique aggregates announced from the APNIC address blocks: 60748
APNIC Region origin ASes present in the Internet Routing Table: 5059
APNIC Prefixes per ASN: 27.78
APNIC Region origin ASes announcing only one prefix: 1191
APNIC Region transit ASes present in the Internet Routing Table: 849
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 49
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1674
Number of APNIC addresses announced to Internet: 752811840
Equivalent to 44 /8s, 222 /16s and 255 /24s
Percentage of available APNIC address space announced: 88.0
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: 177206
Total ARIN prefixes after maximum aggregation: 87865
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 180544
Unique aggregates announced from the ARIN address blocks: 86671
ARIN Region origin ASes present in the Internet Routing Table: 16457
ARIN Prefixes per ASN: 10.97
ARIN Region origin ASes announcing only one prefix: 5976
ARIN Region transit ASes present in the Internet Routing Table: 1685
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 775
Number of ARIN addresses announced to Internet: 1106321664
Equivalent to 65 /8s, 241 /16s and 33 /24s
Percentage of available ARIN address space announced: 58.5
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, 64198-64296, 393216-395164
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: 136101
Total RIPE prefixes after maximum aggregation: 67958
RIPE Deaggregation factor: 2.00
Prefixes being announced from the RIPE address blocks: 143242
Unique aggregates announced from the RIPE address blocks: 88996
RIPE Region origin ASes present in the Internet Routing Table: 17994
RIPE Prefixes per ASN: 7.96
RIPE Region origin ASes announcing only one prefix: 8006
RIPE Region transit ASes present in the Internet Routing Table: 2948
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 4143
Number of RIPE addresses announced to Internet: 700107848
Equivalent to 41 /8s, 186 /16s and 204 /24s
Percentage of available RIPE address space announced: 101.8
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, 196608-204287
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: 60810
Total LACNIC prefixes after maximum aggregation: 11637
LACNIC Deaggregation factor: 5.23
Prefixes being announced from the LACNIC address blocks: 72912
Unique aggregates announced from the LACNIC address blocks: 33618
LACNIC Region origin ASes present in the Internet Routing Table: 2467
LACNIC Prefixes per ASN: 29.55
LACNIC Region origin ASes announcing only one prefix: 609
LACNIC Region transit ASes present in the Internet Routing Table: 523
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 23
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2040
Number of LACNIC addresses announced to Internet: 169579008
Equivalent to 10 /8s, 27 /16s and 146 /24s
Percentage of available LACNIC address space announced: 101.1
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: 12983
Total AfriNIC prefixes after maximum aggregation: 3103
AfriNIC Deaggregation factor: 4.18
Prefixes being announced from the AfriNIC address blocks: 15202
Unique aggregates announced from the AfriNIC address blocks: 6084
AfriNIC Region origin ASes present in the Internet Routing Table: 739
AfriNIC Prefixes per ASN: 20.57
AfriNIC Region origin ASes announcing only one prefix: 200
AfriNIC Region transit ASes present in the Internet Routing Table: 169
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 168
Number of AfriNIC addresses announced to Internet: 70431744
Equivalent to 4 /8s, 50 /16s and 180 /24s
Percentage of available AfriNIC address space announced: 70.0
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
7545 2871 340 144 TPG Telecom Limited
17974 2722 913 97 PT Telekomunikasi Indonesia
4766 2280 11127 684 Korea Telecom
4755 2058 430 229 TATA Communications formerly
9829 1985 1402 291 National Internet Backbone
9808 1600 8640 19 Guangdong Mobile Communicatio
9583 1498 119 562 Sify Limited
9498 1398 335 111 BHARTI Airtel Ltd.
38197 1362 81 156 Sun Network (Hong Kong) Limit
17488 1323 220 242 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 3227 2949 150 Cox Communications Inc.
6389 2658 3688 43 BellSouth.net Inc.
18566 2223 395 265 MegaPath Corporation
20115 1887 1895 394 Charter Communications
6983 1707 866 240 EarthLink, Inc.
30036 1643 332 361 Mediacom Communications Corp
4323 1580 1037 401 tw telecom holdings, inc.
701 1374 11413 653 MCI Communications Services,
22561 1277 364 219 CenturyTel Internet Holdings,
209 1256 4232 1061 Qwest Communications Company,
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 2473 129 7 SaudiNet, Saudi Telecom Compa
20940 2211 867 1599 Akamai International B.V.
34984 1889 304 402 TELLCOM ILETISIM HIZMETLERI A
6849 1209 355 21 JSC "Ukrtelecom"
8402 1158 544 15 OJSC "Vimpelcom"
13188 1088 97 78 TOV "Bank-Inform"
8551 1068 375 56 Bezeq International-Ltd
31148 1039 46 40 Freenet Ltd.
12479 1029 966 82 France Telecom Espana SA
6830 898 2694 464 Liberty Global Operations B.V
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 3402 541 159 Telmex Colombia S.A.
8151 2462 3314 505 Uninet S.A. de C.V.
7303 1572 941 240 Telecom Argentina S.A.
28573 1571 2170 114 NET Serviços de Comunicação S
6503 1409 453 58 Axtel, S.A.B. de C.V.
6147 1054 374 30 Telefonica del Peru S.A.A.
26615 1031 2325 34 Tim Celular S.A.
11830 1013 364 24 Instituto Costarricense de El
7738 994 1882 41 Telemar Norte Leste S.A.
3816 959 438 161 COLOMBIA TELECOMUNICACIONES S
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
24863 1058 409 38 Link Egypt (Link.NET)
8452 975 1470 14 TE-AS
37611 560 38 43 Afrihost-Brevis Computer Serv
36903 520 262 104 Office National des Postes et
36992 440 1229 32 ETISALAT MISR
37492 316 191 72 Orange Tunisie
29571 246 21 12 Cote d'Ivoire Telecom
24835 226 146 12 Vodafone Data
3741 222 853 184 Internet Solutions
36947 200 807 12 Telecom Algeria
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 3402 541 159 Telmex Colombia S.A.
22773 3227 2949 150 Cox Communications Inc.
7545 2871 340 144 TPG Telecom Limited
17974 2722 913 97 PT Telekomunikasi Indonesia
6389 2658 3688 43 BellSouth.net Inc.
39891 2473 129 7 SaudiNet, Saudi Telecom Compa
8151 2462 3314 505 Uninet S.A. de C.V.
4766 2280 11127 684 Korea Telecom
18566 2223 395 265 MegaPath Corporation
20940 2211 867 1599 Akamai International B.V.
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 3227 3077 Cox Communications Inc.
7545 2871 2727 TPG Telecom Limited
17974 2722 2625 PT Telekomunikasi Indonesia
6389 2658 2615 BellSouth.net Inc.
39891 2473 2466 SaudiNet, Saudi Telecom Compa
18566 2223 1958 MegaPath Corporation
8151 2462 1957 Uninet S.A. de C.V.
4755 2058 1829 TATA Communications formerly
9829 1985 1694 National Internet Backbone
4766 2280 1596 Korea Telecom
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 2828 XO Communications
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
23.226.112.0/20 62788 >>UNKNOWN<<
23.249.144.0/20 40430 colo4jax, LLC
23.249.144.0/21 40430 colo4jax, LLC
23.249.152.0/21 40430 colo4jax, LLC
27.100.7.0/24 56096 >>UNKNOWN<<
31.170.96.0/23 23456 32bit Transition AS
31.217.248.0/21 44902 COVAGE NETWORKS SASU
37.46.8.0/23 13768 Peer 1 Network (USA) Inc.
37.46.10.0/23 36351 SoftLayer Technologies Inc.
37.46.14.0/24 36351 SoftLayer Technologies Inc.
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 /8:17 /9:13 /10:35 /11:97 /12:262
/13:503 /14:988 /15:1738 /16:12825 /17:7149 /18:12140
/19:24946 /20:35888 /21:37906 /22:61644 /23:52786 /24:303703
/25:78 /26:67 /27:26 /28:25 /29:20 /30:6
/31:0 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2473 SaudiNet, Saudi Telecom Compa
22773 2429 3227 Cox Communications Inc.
18566 2125 2223 MegaPath Corporation
6389 1587 2658 BellSouth.net Inc.
30036 1459 1643 Mediacom Communications Corp
6983 1353 1707 EarthLink, Inc.
10620 1276 3402 Telmex Colombia S.A.
34984 1205 1889 TELLCOM ILETISIM HIZMETLERI A
11492 1122 1206 CABLE ONE, INC.
6849 992 1209 JSC "Ukrtelecom"
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1625 2:690 4:18 5:1881 6:25 8:854
12:1813 13:19 14:1442 15:22 16:2 17:46
18:19 20:51 23:1247 24:1741 27:2095 31:1602
32:36 33:2 34:4 35:5 36:167 37:2219
38:1069 39:19 40:63 41:2833 42:325 43:1554
44:33 45:1388 46:2326 47:58 49:1006 50:809
52:29 54:92 55:10 56:6 57:41 58:1364
59:722 60:503 61:1744 62:1373 63:1881 64:4347
65:2184 66:4042 67:2066 68:1081 69:3260 70:1029
71:452 72:1987 74:2541 75:353 76:400 77:1385
78:1217 79:777 80:1348 81:1345 82:847 83:666
84:781 85:1423 86:444 87:1022 88:531 89:1856
90:150 91:6001 92:839 93:2282 94:2175 95:2226
96:457 97:353 98:950 99:47 100:79 101:827
103:8537 104:2145 105:80 106:341 107:1070 108:608
109:2121 110:1188 111:1529 112:873 113:1081 114:847
115:1429 116:1396 117:1101 118:1923 119:1433 120:476
121:1087 122:2154 123:1841 124:1499 125:1601 128:650
129:357 130:416 131:1278 132:519 133:161 134:406
135:116 136:340 137:303 138:1422 139:174 140:219
141:437 142:645 143:648 144:577 145:128 146:774
147:611 148:1150 149:431 150:607 151:799 152:553
153:265 154:468 155:888 156:428 157:422 158:345
159:958 160:407 161:675 162:2079 163:473 164:684
165:1067 166:295 167:876 168:1314 169:542 170:1485
171:253 172:311 173:1538 174:721 175:708 176:1490
177:4001 178:2235 179:1023 180:1956 181:1589 182:1821
183:664 184:761 185:4605 186:2962 187:2028 188:2041
189:1912 190:7587 191:1159 192:8580 193:5645 194:4256
195:3666 196:2217 197:1112 198:5426 199:5480 200:6633
201:3227 202:9033 203:9137 204:4481 205:2702 206:2894
207:2956 208:3968 209:3859 210:3215 211:1758 212:2532
213:2104 214:834 215:72 216:5742 217:1816 218:677
219:317 220:1576 221:803 222:420 223:805
End of report