Routing Table Report 09:00 +10GMT Wed 24 Jun, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 536043
Prefixes after maximum aggregation (per Origin AS): 205705
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 267165
Total ASes present in the Internet Routing Table: 50485
Prefixes per ASN: 10.62
Origin-only ASes present in the Internet Routing Table: 36685
Origin ASes announcing only one prefix: 16231
Transit ASes present in the Internet Routing Table: 6151
Transit-only ASes present in the Internet Routing Table: 154
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 64
Max AS path prepend of ASN ( 55944) 61
Prefixes from unregistered ASNs in the Routing Table: 1021
Unregistered ASNs in the Routing Table: 387
Number of 32-bit ASNs allocated by the RIRs: 9925
Number of 32-bit ASNs visible in the Routing Table: 7649
Prefixes from 32-bit ASNs in the Routing Table: 28049
Number of bogon 32-bit ASNs visible in the Routing Table: 13
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 392
Number of addresses announced to Internet: 2778380864
Equivalent to 165 /8s, 154 /16s and 186 /24s
Percentage of available address space announced: 75.0
Percentage of allocated address space announced: 75.0
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 97.4
Total number of prefixes smaller than registry allocations: 180201
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 127959
Total APNIC prefixes after maximum aggregation: 38053
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 134503
Unique aggregates announced from the APNIC address blocks: 57400
APNIC Region origin ASes present in the Internet Routing Table: 5033
APNIC Prefixes per ASN: 26.72
APNIC Region origin ASes announcing only one prefix: 1221
APNIC Region transit ASes present in the Internet Routing Table: 855
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 64
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1505
Number of APNIC addresses announced to Internet: 748227840
Equivalent to 44 /8s, 153 /16s and 13 /24s
Percentage of available APNIC address space announced: 87.4
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: 175686
Total ARIN prefixes after maximum aggregation: 87011
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 178341
Unique aggregates announced from the ARIN address blocks: 84869
ARIN Region origin ASes present in the Internet Routing Table: 16510
ARIN Prefixes per ASN: 10.80
ARIN Region origin ASes announcing only one prefix: 6085
ARIN Region transit ASes present in the Internet Routing Table: 1647
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 491
Number of ARIN addresses announced to Internet: 1100421376
Equivalent to 65 /8s, 151 /16s and 25 /24s
Percentage of available ARIN address space announced: 58.2
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, 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: 132389
Total RIPE prefixes after maximum aggregation: 66136
RIPE Deaggregation factor: 2.00
Prefixes being announced from the RIPE address blocks: 138651
Unique aggregates announced from the RIPE address blocks: 86325
RIPE Region origin ASes present in the Internet Routing Table: 17939
RIPE Prefixes per ASN: 7.73
RIPE Region origin ASes announcing only one prefix: 8109
RIPE Region transit ASes present in the Internet Routing Table: 2938
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3783
Number of RIPE addresses announced to Internet: 695511104
Equivalent to 41 /8s, 116 /16s and 168 /24s
Percentage of available RIPE address space announced: 101.1
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: 59914
Total LACNIC prefixes after maximum aggregation: 11377
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 70389
Unique aggregates announced from the LACNIC address blocks: 32985
LACNIC Region origin ASes present in the Internet Routing Table: 2432
LACNIC Prefixes per ASN: 28.94
LACNIC Region origin ASes announcing only one prefix: 621
LACNIC Region transit ASes present in the Internet Routing Table: 486
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 21
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1747
Number of LACNIC addresses announced to Internet: 168037120
Equivalent to 10 /8s, 4 /16s and 11 /24s
Percentage of available LACNIC address space announced: 100.2
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: 11977
Total AfriNIC prefixes after maximum aggregation: 3081
AfriNIC Deaggregation factor: 3.89
Prefixes being announced from the AfriNIC address blocks: 13767
Unique aggregates announced from the AfriNIC address blocks: 5232
AfriNIC Region origin ASes present in the Internet Routing Table: 737
AfriNIC Prefixes per ASN: 18.68
AfriNIC Region origin ASes announcing only one prefix: 195
AfriNIC Region transit ASes present in the Internet Routing Table: 159
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: 123
Number of AfriNIC addresses announced to Internet: 65693184
Equivalent to 3 /8s, 234 /16s and 102 /24s
Percentage of available AfriNIC address space announced: 65.3
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
17974 2696 904 78 PT Telekomunikasi Indonesia
7545 2456 336 128 TPG Telecom Limited
4766 2214 11296 641 Korea Telecom
4755 2009 423 219 TATA Communications formerly
9829 1740 1351 116 National Internet Backbone
9808 1512 8639 18 Guangdong Mobile Communicatio
9583 1490 118 570 Sify Limited
9498 1352 336 106 BHARTI Airtel Ltd.
38197 1290 77 143 Sun Network (Hong Kong) Limit
24560 1239 417 188 Bharti Airtel Ltd., Telemedia
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 3176 2958 140 Cox Communications Inc.
6389 2793 3688 51 BellSouth.net Inc.
18566 2050 380 192 MegaPath Corporation
20115 1888 1853 422 Charter Communications
6983 1746 850 243 EarthLink, Inc.
4323 1614 1054 412 tw telecom holdings, inc.
30036 1576 323 434 Mediacom Communications Corp
701 1375 11368 662 MCI Communications Services,
22561 1355 414 250 CenturyTel Internet Holdings,
7018 1206 19056 857 AT&T Services, 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 2137 305 363 TELLCOM ILETISIM HIZMETLERI A
20940 1970 773 1435 Akamai International B.V.
6849 1210 355 22 JSC "Ukrtelecom"
13188 1058 97 72 TOV "Bank-Inform"
31148 1048 45 23 Freenet Ltd.
8402 982 544 15 OJSC "Vimpelcom"
12479 947 868 72 France Telecom Espana SA
6830 913 2694 469 Liberty Global Operations B.V
9198 853 349 26 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 3249 531 242 Telmex Colombia S.A.
28573 2274 2170 113 NET Serviços de Comunicação S
8151 1690 3241 469 Uninet S.A. de C.V.
7303 1639 1019 238 Telecom Argentina S.A.
6147 1615 373 44 Telefonica del Peru S.A.A.
6503 1265 437 56 Axtel, S.A.B. de C.V.
26615 1077 2325 35 Tim Celular S.A.
7738 996 1882 41 Telemar Norte Leste S.A.
3816 954 429 163 COLOMBIA TELECOMUNICACIONES S
11830 902 364 15 Instituto Costarricense de El
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 875 280 26 Link Egypt (Link.NET)
8452 806 958 13 TE-AS
36903 511 257 103 Office National des Postes et
36992 423 1229 32 ETISALAT MISR
37492 312 175 71 Orange Tunisie
24835 304 146 12 Vodafone Data
3741 250 857 208 Internet Solutions
29571 241 21 12 Cote d'Ivoire Telecom
36947 191 807 13 Telecom Algeria
37054 189 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 3249 531 242 Telmex Colombia S.A.
22773 3176 2958 140 Cox Communications Inc.
6389 2793 3688 51 BellSouth.net Inc.
17974 2696 904 78 PT Telekomunikasi Indonesia
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
7545 2456 336 128 TPG Telecom Limited
28573 2274 2170 113 NET Serviços de Comunicação S
4766 2214 11296 641 Korea Telecom
34984 2137 305 363 TELLCOM ILETISIM HIZMETLERI A
18566 2050 380 192 MegaPath Corporation
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 3176 3036 Cox Communications Inc.
6389 2793 2742 BellSouth.net Inc.
17974 2696 2618 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2456 2328 TPG Telecom Limited
28573 2274 2161 NET Serviços de Comunicação S
18566 2050 1858 MegaPath Corporation
4755 2009 1790 TATA Communications formerly
34984 2137 1774 TELLCOM ILETISIM HIZMETLERI A
9829 1740 1624 National Internet Backbone
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
23.226.112.0/20 62788 >>UNKNOWN<<
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.10.0/24 37004 >>UNKNOWN<<
41.73.11.0/24 37004 >>UNKNOWN<<
41.73.13.0/24 37004 >>UNKNOWN<<
41.73.15.0/24 37004 >>UNKNOWN<<
41.73.16.0/24 37004 >>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 /8:17 /9:13 /10:35 /11:96 /12:262
/13:503 /14:995 /15:1711 /16:12861 /17:7146 /18:11995
/19:25031 /20:35405 /21:37582 /22:58957 /23:50623 /24:292601
/25:75 /26:57 /27:25 /28:18 /29:16 /30:6
/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 2379 3176 Cox Communications Inc.
18566 2000 2050 MegaPath Corporation
6389 1640 2793 BellSouth.net Inc.
30036 1399 1576 Mediacom Communications Corp
6983 1395 1746 EarthLink, Inc.
34984 1394 2137 TELLCOM ILETISIM HIZMETLERI A
6147 1168 1615 Telefonica del Peru S.A.A.
10620 1145 3249 Telmex Colombia S.A.
11492 1110 1193 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1460 2:677 4:18 5:1840 6:25 8:819
11:1 12:1821 13:14 14:1282 15:16 16:2
17:42 18:22 20:48 23:1232 24:1734 27:1896
31:1587 32:38 33:2 34:4 35:3 36:138
37:1946 38:1032 39:6 40:71 41:2659 42:299
43:1310 44:28 45:758 46:2289 47:44 49:899
50:809 52:12 54:77 55:7 56:6 57:39
58:1276 59:689 60:475 61:1720 62:1339 63:1875
64:4435 65:2246 66:4059 67:2067 68:1061 69:3211
70:1022 71:443 72:1971 74:2645 75:336 76:416
77:1281 78:1162 79:777 80:1343 81:1285 82:820
83:723 84:707 85:1398 86:414 87:1036 88:523
89:1841 90:152 91:5986 92:863 93:2230 94:2050
95:2159 96:422 97:353 98:1048 99:51 100:72
101:823 103:7598 104:1824 105:60 106:235 107:990
108:611 109:2042 110:1105 111:1436 112:820 113:1076
114:819 115:1259 116:1349 117:1025 118:1761 119:1438
120:435 121:1054 122:2059 123:1830 124:1462 125:1542
128:573 129:373 130:387 131:1164 132:441 133:177
134:395 135:94 136:323 137:316 138:903 139:147
140:197 141:435 142:654 143:502 144:546 145:119
146:727 147:567 148:1207 149:415 150:557 151:666
152:517 153:246 154:473 155:866 156:411 157:418
158:344 159:908 160:384 161:654 162:1914 163:408
164:666 165:688 166:301 167:835 168:1313 169:175
170:1463 171:237 172:230 173:1543 174:719 175:684
176:1357 177:3752 178:2151 179:942 180:1922 181:1662
182:1733 183:624 184:750 185:3661 186:2755 187:1764
188:2016 189:1591 190:7761 191:1041 192:8414 193:5604
194:4157 195:3663 196:1978 197:973 198:5421 199:5455
200:6663 201:3242 202:8924 203:9055 204:4626 205:2795
206:2908 207:2876 208:3970 209:3879 210:3204 211:1777
212:2507 213:2327 214:848 215:72 216:5734 217:1794
218:669 219:330 220:1425 221:767 222:394 223:739
End of report