Routing Table Report 04:00 +10GMT Tue 24 May, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 593684
Prefixes after maximum aggregation (per Origin AS): 217406
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 291317
Total ASes present in the Internet Routing Table: 53836
Prefixes per ASN: 11.03
Origin-only ASes present in the Internet Routing Table: 36607
Origin ASes announcing only one prefix: 15670
Transit ASes present in the Internet Routing Table: 6426
Transit-only ASes present in the Internet Routing Table: 166
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: 1734
Unregistered ASNs in the Routing Table: 527
Number of 32-bit ASNs allocated by the RIRs: 13979
Number of 32-bit ASNs visible in the Routing Table: 10803
Prefixes from 32-bit ASNs in the Routing Table: 42483
Number of bogon 32-bit ASNs visible in the Routing Table: 22
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 383
Number of addresses announced to Internet: 2810553924
Equivalent to 167 /8s, 133 /16s and 166 /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: 193496
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 152023
Total APNIC prefixes after maximum aggregation: 42412
APNIC Deaggregation factor: 3.58
Prefixes being announced from the APNIC address blocks: 163173
Unique aggregates announced from the APNIC address blocks: 66982
APNIC Region origin ASes present in the Internet Routing Table: 5183
APNIC Prefixes per ASN: 31.48
APNIC Region origin ASes announcing only one prefix: 1181
APNIC Region transit ASes present in the Internet Routing Table: 912
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: 2093
Number of APNIC addresses announced to Internet: 754314820
Equivalent to 44 /8s, 245 /16s and 238 /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: 181006
Total ARIN prefixes after maximum aggregation: 89067
ARIN Deaggregation factor: 2.03
Prefixes being announced from the ARIN address blocks: 186417
Unique aggregates announced from the ARIN address blocks: 88067
ARIN Region origin ASes present in the Internet Routing Table: 16356
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: 1710
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: 1222
Number of ARIN addresses announced to Internet: 1101708096
Equivalent to 65 /8s, 170 /16s and 187 /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: 142301
Total RIPE prefixes after maximum aggregation: 70436
RIPE Deaggregation factor: 2.02
Prefixes being announced from the RIPE address blocks: 151563
Unique aggregates announced from the RIPE address blocks: 93982
RIPE Region origin ASes present in the Internet Routing Table: 18085
RIPE Prefixes per ASN: 8.38
RIPE Region origin ASes announcing only one prefix: 7898
RIPE Region transit ASes present in the Internet Routing Table: 3002
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: 4780
Number of RIPE addresses announced to Internet: 704228224
Equivalent to 41 /8s, 249 /16s and 171 /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: 61770
Total LACNIC prefixes after maximum aggregation: 12218
LACNIC Deaggregation factor: 5.06
Prefixes being announced from the LACNIC address blocks: 76225
Unique aggregates announced from the LACNIC address blocks: 36122
LACNIC Region origin ASes present in the Internet Routing Table: 2475
LACNIC Prefixes per ASN: 30.80
LACNIC Region origin ASes announcing only one prefix: 569
LACNIC Region transit ASes present in the Internet Routing Table: 567
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2499
Number of LACNIC addresses announced to Internet: 171230784
Equivalent to 10 /8s, 52 /16s and 198 /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: 13995
Total AfriNIC prefixes after maximum aggregation: 3236
AfriNIC Deaggregation factor: 4.32
Prefixes being announced from the AfriNIC address blocks: 15923
Unique aggregates announced from the AfriNIC address blocks: 5820
AfriNIC Region origin ASes present in the Internet Routing Table: 743
AfriNIC Prefixes per ASN: 21.43
AfriNIC Region origin ASes announcing only one prefix: 185
AfriNIC Region transit ASes present in the Internet Routing Table: 167
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: 209
Number of AfriNIC addresses announced to Internet: 78692352
Equivalent to 4 /8s, 176 /16s and 192 /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 3342 356 221 TPG Telecom Limited
4766 3172 11144 1123 Korea Telecom
17974 2945 914 96 PT Telekomunikasi Indonesia
9829 2462 1467 464 National Internet Backbone
4755 2095 432 243 TATA Communications formerly
9808 1941 8717 30 Guangdong Mobile Communicatio
4808 1659 2299 549 CNCGROUP IP network China169
9583 1509 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 3243 2947 138 Cox Communications Inc.
6389 2299 3671 41 BellSouth.net Inc.
18566 2195 394 275 MegaPath Corporation
20115 1921 1937 404 Charter Communications
30036 1690 336 419 Mediacom Communications Corp
6983 1689 849 232 EarthLink, Inc.
209 1670 4968 769 Qwest Communications Company,
4323 1515 985 374 tw telecom holdings, inc.
701 1296 10718 704 MCI Communications Services,
11492 1291 236 580 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 2553 981 1835 Akamai International B.V.
34984 1965 326 358 TELLCOM ILETISIM HIZMETLERI A
12479 1221 999 82 France Telecom Espana SA
8551 1195 376 55 Bezeq International-Ltd
6849 1148 355 21 JSC "Ukrtelecom"
8402 1101 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 3480 542 147 Telmex Colombia S.A.
8151 2264 3419 571 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 1172 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 1088 402 44 Link Egypt (Link.NET)
37611 651 48 2 Afrihost-Brevis Computer Serv
36903 626 315 103 Office National des Postes et
8452 504 1472 15 TE-AS
36992 498 1359 27 ETISALAT MISR
37492 395 234 68 Orange Tunisie
29571 301 37 13 Cote d'Ivoire Telecom
24835 294 466 14 Vodafone Data
2018 257 327 74 TENET (The UNINET Project)
36947 248 855 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 3480 542 147 Telmex Colombia S.A.
7545 3342 356 221 TPG Telecom Limited
22773 3243 2947 138 Cox Communications Inc.
4766 3172 11144 1123 Korea Telecom
17974 2945 914 96 PT Telekomunikasi Indonesia
39891 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2553 981 1835 Akamai International B.V.
9829 2462 1467 464 National Internet Backbone
6389 2299 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 3480 3333 Telmex Colombia S.A.
7545 3342 3121 TPG Telecom Limited
22773 3243 3105 Cox Communications Inc.
39891 2901 2890 SaudiNet, Saudi Telecom Compa
17974 2945 2849 PT Telekomunikasi Indonesia
6389 2299 2258 BellSouth.net Inc.
4766 3172 2049 Korea Telecom
9829 2462 1998 National Internet Backbone
18566 2195 1920 MegaPath Corporation
9808 1941 1911 Guangdong Mobile Communicatio
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
50908 UNALLOCATED 5.154.230.0/23 61030 >>UNKNOWN<<
50908 UNALLOCATED 5.154.240.0/24 61030 >>UNKNOWN<<
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 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio
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 /16:13040 /17:7615 /18:12701
/19:25929 /20:37939 /21:39680 /22:65532 /23:57394 /24:328411
/25:557 /26:598 /27:421 /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 3243 Cox Communications Inc.
18566 2097 2195 MegaPath Corporation
30036 1505 1690 Mediacom Communications Corp
6389 1477 2299 BellSouth.net Inc.
10620 1375 3480 Telmex Colombia S.A.
6983 1338 1689 EarthLink, Inc.
34984 1249 1965 TELLCOM ILETISIM HIZMETLERI A
11492 1195 1291 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)
----------------------------------------------
1:1584 2:746 4:20 5:2060 6:31 8:958
12:1781 13:39 14:1698 15:45 16:2 17:84
18:90 20:48 22:1 23:1497 24:1775 27:2280
31:1688 32:59 33:2 34:2 35:5 36:288
37:2237 38:1220 39:25 40:91 41:2804 42:396
43:1737 44:43 45:1915 46:2492 47:78 49:1173
50:868 51:34 52:193 54:331 55:5 56:7
57:42 58:1532 59:886 60:343 61:1823 62:1476
63:1922 64:4431 65:2164 66:4248 67:2182 68:1091
69:3288 70:1102 71:476 72:1989 74:2544 75:345
76:345 77:1375 78:1261 79:819 80:1273 81:1339
82:937 83:694 84:824 85:1610 86:479 87:1089
88:560 89:1991 90:173 91:6037 92:896 93:2323
94:2323 95:2310 96:484 97:359 98:938 99:46
100:75 101:1043 103:10839 104:2458 105:122 106:399
107:1176 108:668 109:2191 110:1257 111:1648 112:1010
113:1143 114:1054 115:1616 116:1578 117:1435 118:2059
119:1623 120:917 121:1181 122:2181 123:2007 124:1568
125:1728 128:738 129:401 130:415 131:1337 132:622
133:176 134:454 135:127 136:374 137:351 138:1719
139:278 140:543 141:459 142:638 143:903 144:690
145:159 146:872 147:624 148:1484 149:503 150:648
151:882 152:618 153:281 154:628 155:934 156:499
157:438 158:336 159:1121 160:485 161:710 162:2324
163:550 164:880 165:1046 166:320 167:1143 168:1839
169:664 170:1602 171:263 172:566 173:1637 174:745
175:721 176:1745 177:4006 178:2200 179:1142 180:2035
181:1790 182:1887 183:962 184:795 185:6448 186:2988
187:2114 188:2131 189:1713 190:7713 191:1240 192:8937
193:5740 194:4390 195:3771 196:1707 197:1048 198:5546
199:5702 200:6989 201:3770 202:10112 203:9648 204:4510
205:2731 206:2982 207:3123 208:4045 209:3857 210:3883
211:2057 212:2680 213:2229 214:859 215:70 216:5786
217:1954 218:795 219:607 220:1695 221:868 222:666
223:1221
End of report