Routing Table Report 04:00 +10GMT Wed 25 May, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 594220
Prefixes after maximum aggregation (per Origin AS): 217522
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 291438
Total ASes present in the Internet Routing Table: 53847
Prefixes per ASN: 11.04
Origin-only ASes present in the Internet Routing Table: 36586
Origin ASes announcing only one prefix: 15657
Transit ASes present in the Internet Routing Table: 6437
Transit-only ASes present in the Internet Routing Table: 165
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 54
Max AS path prepend of ASN ( 55644) 51
Prefixes from unregistered ASNs in the Routing Table: 962
Unregistered ASNs in the Routing Table: 361
Number of 32-bit ASNs allocated by the RIRs: 13990
Number of 32-bit ASNs visible in the Routing Table: 10824
Prefixes from 32-bit ASNs in the Routing Table: 42465
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: 383
Number of addresses announced to Internet: 2810616388
Equivalent to 167 /8s, 134 /16s and 154 /24s
Percentage of available address space announced: 75.9
Percentage of allocated address space announced: 75.9
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 98.2
Total number of prefixes smaller than registry allocations: 193643
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 152241
Total APNIC prefixes after maximum aggregation: 42434
APNIC Deaggregation factor: 3.59
Prefixes being announced from the APNIC address blocks: 163403
Unique aggregates announced from the APNIC address blocks: 67032
APNIC Region origin ASes present in the Internet Routing Table: 5183
APNIC Prefixes per ASN: 31.53
APNIC Region origin ASes announcing only one prefix: 1182
APNIC Region transit ASes present in the Internet Routing Table: 914
Average APNIC Region AS path length visible: 4.4
Max APNIC Region AS path length visible: 54
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2096
Number of APNIC addresses announced to Internet: 754257220
Equivalent to 44 /8s, 245 /16s and 13 /24s
Percentage of available APNIC address space announced: 88.2
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: 181011
Total ARIN prefixes after maximum aggregation: 89156
ARIN Deaggregation factor: 2.03
Prefixes being announced from the ARIN address blocks: 186448
Unique aggregates announced from the ARIN address blocks: 88190
ARIN Region origin ASes present in the Internet Routing Table: 16358
ARIN Prefixes per ASN: 11.40
ARIN Region origin ASes announcing only one prefix: 5837
ARIN Region transit ASes present in the Internet Routing Table: 1714
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1227
Number of ARIN addresses announced to Internet: 1101701440
Equivalent to 65 /8s, 170 /16s and 161 /24s
Percentage of available ARIN address space announced: 58.3
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, 393216-397212
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: 142555
Total RIPE prefixes after maximum aggregation: 70465
RIPE Deaggregation factor: 2.02
Prefixes being announced from the RIPE address blocks: 151808
Unique aggregates announced from the RIPE address blocks: 93927
RIPE Region origin ASes present in the Internet Routing Table: 18081
RIPE Prefixes per ASN: 8.40
RIPE Region origin ASes announcing only one prefix: 7888
RIPE Region transit ASes present in the Internet Routing Table: 3008
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 4784
Number of RIPE addresses announced to Internet: 704362880
Equivalent to 41 /8s, 251 /16s and 185 /24s
Percentage of available RIPE address space announced: 102.4
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: 61748
Total LACNIC prefixes after maximum aggregation: 12220
LACNIC Deaggregation factor: 5.05
Prefixes being announced from the LACNIC address blocks: 76172
Unique aggregates announced from the LACNIC address blocks: 36146
LACNIC Region origin ASes present in the Internet Routing Table: 2477
LACNIC Prefixes per ASN: 30.75
LACNIC Region origin ASes announcing only one prefix: 572
LACNIC Region transit ASes present in the Internet Routing Table: 566
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2506
Number of LACNIC addresses announced to Internet: 171237440
Equivalent to 10 /8s, 52 /16s and 224 /24s
Percentage of available LACNIC address space announced: 102.1
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: 14094
Total AfriNIC prefixes after maximum aggregation: 3210
AfriNIC Deaggregation factor: 4.39
Prefixes being announced from the AfriNIC address blocks: 16006
Unique aggregates announced from the AfriNIC address blocks: 5797
AfriNIC Region origin ASes present in the Internet Routing Table: 734
AfriNIC Prefixes per ASN: 21.81
AfriNIC Region origin ASes announcing only one prefix: 178
AfriNIC Region transit ASes present in the Internet Routing Table: 166
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 211
Number of AfriNIC addresses announced to Internet: 78675456
Equivalent to 4 /8s, 176 /16s and 126 /24s
Percentage of available AfriNIC address space announced: 78.2
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
4538 5562 4192 76 China Education and Research
7545 3336 356 223 TPG Telecom Limited
4766 3176 11144 1123 Korea Telecom
17974 2945 914 96 PT Telekomunikasi Indonesia
9829 2470 1467 464 National Internet Backbone
4755 2095 432 243 TATA Communications formerly
9808 2034 8717 30 Guangdong Mobile Communicatio
4808 1659 2299 549 CNCGROUP IP network China169
9583 1510 122 556 Sify Limited
38197 1509 94 218 Sun Network (Hong Kong) Limit
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 3244 2947 139 Cox Communications Inc.
6389 2298 3671 41 BellSouth.net Inc.
18566 2195 394 275 MegaPath Corporation
20115 1921 1937 404 Charter Communications
30036 1690 336 418 Mediacom Communications Corp
6983 1689 849 232 EarthLink, Inc.
209 1672 4968 771 Qwest Communications Company,
4323 1514 985 373 tw telecom holdings, inc.
701 1297 10718 705 MCI Communications Services,
11492 1292 237 582 CABLE ONE, INC.
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 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2567 989 1843 Akamai International B.V.
34984 1964 326 357 TELLCOM ILETISIM HIZMETLERI A
12479 1223 999 82 France Telecom Espana SA
8551 1221 376 55 Bezeq International-Ltd
6849 1148 355 21 JSC "Ukrtelecom"
8402 1129 544 15 OJSC "Vimpelcom"
13188 1078 98 65 TOV "Bank-Inform"
31148 1027 47 45 Freenet Ltd.
6830 890 2719 463 Liberty Global Operations B.V
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 3476 541 156 Telmex Colombia S.A.
8151 2266 3419 573 Uninet S.A. de C.V.
7303 1511 940 234 Telecom Argentina S.A.
6503 1478 437 56 Axtel, S.A.B. de C.V.
11830 1477 368 52 Instituto Costarricense de El
6147 1171 377 27 Telefonica del Peru S.A.A.
26615 1005 2325 34 Tim Celular S.A.
3816 1002 479 175 COLOMBIA TELECOMUNICACIONES S
7738 994 1882 40 Telemar Norte Leste S.A.
11172 907 125 77 Alestra, S. de R.L. de C.V.
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
24863 1189 402 44 Link Egypt (Link.NET)
37611 651 48 2 Afrihost-Brevis Computer Serv
36903 626 315 103 Office National des Postes et
8452 511 1472 15 TE-AS
36992 509 1359 27 ETISALAT MISR
37492 395 234 68 Orange Tunisie
29571 300 37 13 Cote d'Ivoire Telecom
24835 293 466 14 Vodafone Data
2018 257 327 74 TENET (The UNINET Project)
36947 245 855 15 Telecom Algeria
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
4538 5562 4192 76 China Education and Research
10620 3476 541 156 Telmex Colombia S.A.
7545 3336 356 223 TPG Telecom Limited
22773 3244 2947 139 Cox Communications Inc.
4766 3176 11144 1123 Korea Telecom
17974 2945 914 96 PT Telekomunikasi Indonesia
39891 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2567 989 1843 Akamai International B.V.
9829 2470 1467 464 National Internet Backbone
6389 2298 3671 41 BellSouth.net Inc.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
10620 3476 3320 Telmex Colombia S.A.
7545 3336 3113 TPG Telecom Limited
22773 3244 3105 Cox Communications Inc.
39891 2901 2890 SaudiNet, Saudi Telecom Compa
17974 2945 2849 PT Telekomunikasi Indonesia
6389 2298 2257 BellSouth.net Inc.
4766 3176 2053 Korea Telecom
9829 2470 2006 National Internet Backbone
9808 2034 2004 Guangdong Mobile Communicatio
18566 2195 1920 MegaPath Corporation
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65001 PRIVATE 5.143.176.0/20 15468 OJSC Rostelecom
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
16589 UNALLOCATED 8.20.247.0/24 35838 CCANET Limited
16589 UNALLOCATED 8.26.56.0/24 35838 CCANET Limited
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
27205 UNALLOCATED 8.38.16.0/22 32787 Prolexic Technologie
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.226.112.0/20 62788 >>UNKNOWN<<
23.249.144.0/20 40430 colo4jax, LLC
27.100.7.0/24 56096 >>UNKNOWN<<
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 37004 >>UNKNOWN<<
41.73.3.0/24 37004 >>UNKNOWN<<
41.73.4.0/24 37004 >>UNKNOWN<<
41.73.5.0/24 37004 >>UNKNOWN<<
41.73.6.0/24 37004 >>UNKNOWN<<
41.73.7.0/24 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 /9:13 /10:36 /11:101 /12:266
/13:511 /14:1035 /15:1763 /16:13042 /17:7617 /18:12713
/19:25943 /20:37955 /21:39708 /22:65669 /23:57370 /24:328758
/25:557 /26:599 /27:422 /28:47 /29:32 /30:14
/31:1 /32:32
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2664 2901 SaudiNet, Saudi Telecom Compa
22773 2472 3244 Cox Communications Inc.
18566 2097 2195 MegaPath Corporation
30036 1505 1690 Mediacom Communications Corp
6389 1476 2298 BellSouth.net Inc.
10620 1377 3476 Telmex Colombia S.A.
6983 1338 1689 EarthLink, Inc.
34984 1249 1964 TELLCOM ILETISIM HIZMETLERI A
11492 1196 1292 CABLE ONE, INC.
6849 968 1148 JSC "Ukrtelecom"
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1585 2:749 4:20 5:2064 6:31 8:959
12:1781 13:39 14:1700 15:45 16:2 17:84
18:90 20:48 22:1 23:1494 24:1759 27:2276
31:1768 32:59 33:2 34:2 35:5 36:288
37:2236 38:1221 39:25 40:91 41:2781 42:395
43:1736 44:43 45:1930 46:2493 47:78 49:1174
50:870 51:34 52:199 54:331 55:5 56:7
57:42 58:1529 59:886 60:343 61:1824 62:1473
63:1935 64:4430 65:2164 66:4249 67:2179 68:1091
69:3284 70:1108 71:477 72:1989 74:2540 75:345
76:345 77:1376 78:1297 79:835 80:1275 81:1340
82:943 83:700 84:824 85:1611 86:479 87:1091
88:560 89:1994 90:173 91:6038 92:898 93:2323
94:2325 95:2313 96:482 97:359 98:937 99:46
100:75 101:1044 103:10845 104:2452 105:125 106:399
107:1178 108:666 109:2198 110:1259 111:1649 112:1013
113:1144 114:1054 115:1616 116:1573 117:1436 118:2064
119:1623 120:918 121:1177 122:2183 123:2008 124:1578
125:1730 128:734 129:402 130:415 131:1338 132:621
133:176 134:454 135:127 136:373 137:351 138:1721
139:278 140:543 141:460 142:638 143:895 144:690
145:159 146:874 147:628 148:1483 149:507 150:648
151:880 152:618 153:281 154:626 155:934 156:498
157:442 158:337 159:1117 160:489 161:714 162:2326
163:550 164:884 165:1046 166:320 167:1145 168:1862
169:664 170:1610 171:263 172:567 173:1636 174:745
175:723 176:1743 177:4036 178:2202 179:1139 180:2069
181:1796 182:1891 183:976 184:791 185:6475 186:2978
187:2101 188:2127 189:1707 190:7707 191:1230 192:8936
193:5747 194:4393 195:3770 196:1706 197:1053 198:5548
199:5701 200:6983 201:3751 202:10119 203:9656 204:4512
205:2738 206:2986 207:3119 208:4039 209:3869 210:3893
211:2058 212:2681 213:2236 214:862 215:70 216:5790
217:1957 218:796 219:607 220:1693 221:867 222:666
223:1237
End of report