Routing Table Report 09:00 +10GMT Sat 28 May, 2016
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 582157
Prefixes after maximum aggregation (per Origin AS): 216205
Deaggregation factor: 2.69
Unique aggregates announced (without unneeded subnets): 290995
Total ASes present in the Internet Routing Table: 53756
Prefixes per ASN: 10.83
Origin-only ASes present in the Internet Routing Table: 36521
Origin ASes announcing only one prefix: 15642
Transit ASes present in the Internet Routing Table: 6392
Transit-only ASes present in the Internet Routing Table: 161
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 44
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 899
Unregistered ASNs in the Routing Table: 344
Number of 32-bit ASNs allocated by the RIRs: 14035
Number of 32-bit ASNs visible in the Routing Table: 10843
Prefixes from 32-bit ASNs in the Routing Table: 42351
Number of bogon 32-bit ASNs visible in the Routing Table: 4
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 361
Number of addresses announced to Internet: 2807580160
Equivalent to 167 /8s, 88 /16s and 70 /24s
Percentage of available address space announced: 75.8
Percentage of allocated address space announced: 75.8
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: 191837
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 142430
Total APNIC prefixes after maximum aggregation: 41415
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 153542
Unique aggregates announced from the APNIC address blocks: 66978
APNIC Region origin ASes present in the Internet Routing Table: 5139
APNIC Prefixes per ASN: 29.88
APNIC Region origin ASes announcing only one prefix: 1190
APNIC Region transit ASes present in the Internet Routing Table: 875
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 44
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2087
Number of APNIC addresses announced to Internet: 753357632
Equivalent to 44 /8s, 231 /16s and 83 /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: 180019
Total ARIN prefixes after maximum aggregation: 88906
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 185433
Unique aggregates announced from the ARIN address blocks: 88004
ARIN Region origin ASes present in the Internet Routing Table: 16309
ARIN Prefixes per ASN: 11.37
ARIN Region origin ASes announcing only one prefix: 5827
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: 1226
Number of ARIN addresses announced to Internet: 1099444736
Equivalent to 65 /8s, 136 /16s and 50 /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, 393216-397212
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: 141820
Total RIPE prefixes after maximum aggregation: 70473
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 151006
Unique aggregates announced from the RIPE address blocks: 93767
RIPE Region origin ASes present in the Internet Routing Table: 18071
RIPE Prefixes per ASN: 8.36
RIPE Region origin ASes announcing only one prefix: 7868
RIPE Region transit ASes present in the Internet Routing Table: 3038
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 4799
Number of RIPE addresses announced to Internet: 704488128
Equivalent to 41 /8s, 253 /16s and 162 /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: 61438
Total LACNIC prefixes after maximum aggregation: 12160
LACNIC Deaggregation factor: 5.05
Prefixes being announced from the LACNIC address blocks: 75887
Unique aggregates announced from the LACNIC address blocks: 36103
LACNIC Region origin ASes present in the Internet Routing Table: 2475
LACNIC Prefixes per ASN: 30.66
LACNIC Region origin ASes announcing only one prefix: 577
LACNIC Region transit ASes present in the Internet Routing Table: 557
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 28
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2513
Number of LACNIC addresses announced to Internet: 171144704
Equivalent to 10 /8s, 51 /16s and 118 /24s
Percentage of available LACNIC address space announced: 102.0
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: 14051
Total AfriNIC prefixes after maximum aggregation: 3214
AfriNIC Deaggregation factor: 4.37
Prefixes being announced from the AfriNIC address blocks: 15928
Unique aggregates announced from the AfriNIC address blocks: 5813
AfriNIC Region origin ASes present in the Internet Routing Table: 733
AfriNIC Prefixes per ASN: 21.73
AfriNIC Region origin ASes announcing only one prefix: 180
AfriNIC Region transit ASes present in the Internet Routing Table: 167
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 218
Number of AfriNIC addresses announced to Internet: 78703872
Equivalent to 4 /8s, 176 /16s and 237 /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
7545 3337 356 221 TPG Telecom Limited
17974 2946 914 96 PT Telekomunikasi Indonesia
9829 2523 1479 497 National Internet Backbone
4766 2452 11137 826 Korea Telecom
4755 2092 431 241 TATA Communications formerly
9808 1962 8652 34 Guangdong Mobile Communicatio
9583 1510 122 556 Sify Limited
38197 1502 93 225 Sun Network (Hong Kong) Limit
9498 1442 359 120 BHARTI Airtel Ltd.
24560 1385 480 210 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 3332 2947 138 Cox Communications Inc.
6389 2297 3671 41 BellSouth.net Inc.
18566 2195 394 275 MegaPath Corporation
20115 1922 1938 403 Charter Communications
30036 1692 336 415 Mediacom Communications Corp
209 1691 4973 778 Qwest Communications Company,
6983 1690 849 232 EarthLink, Inc.
4323 1494 1000 367 tw telecom holdings, inc.
701 1290 10718 698 MCI Communications Services,
11492 1280 234 587 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 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2616 1008 1880 Akamai International B.V.
34984 1965 326 358 TELLCOM ILETISIM HIZMETLERI A
12479 1229 998 88 France Telecom Espana SA
8551 1198 376 55 Bezeq International-Ltd
6849 1148 355 21 JSC "Ukrtelecom"
8402 1110 544 15 OJSC "Vimpelcom"
13188 1094 98 68 TOV "Bank-Inform"
31148 1028 47 44 Freenet Ltd.
6830 890 2719 463 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 3472 541 155 Telmex Colombia S.A.
8151 2259 3425 577 Uninet S.A. de C.V.
7303 1511 940 234 Telecom Argentina S.A.
11830 1478 368 51 Instituto Costarricense de El
6503 1476 437 56 Axtel, S.A.B. de C.V.
6147 1111 377 27 Telefonica del Peru S.A.A.
3816 1007 480 171 COLOMBIA TELECOMUNICACIONES S
26615 1007 2325 34 Tim Celular S.A.
7738 994 1882 40 Telemar Norte Leste S.A.
11172 907 126 77 Alestra, S. de R.L. de C.V.
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 1088 402 45 Link Egypt (Link.NET)
37611 639 48 2 Afrihost-Brevis Computer Serv
36903 626 315 103 Office National des Postes et
36992 509 1359 27 ETISALAT MISR
8452 487 1472 15 TE-AS
37492 395 234 68 Orange Tunisie
29571 301 37 13 Cote d'Ivoire Telecom
24835 294 466 14 Vodafone Data
15399 285 35 10 Wananchi Group (Kenya) Limite
2018 257 327 74 TENET (The UNINET Project)
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 3472 541 155 Telmex Colombia S.A.
7545 3337 356 221 TPG Telecom Limited
22773 3332 2947 138 Cox Communications Inc.
17974 2946 914 96 PT Telekomunikasi Indonesia
39891 2901 151 11 SaudiNet, Saudi Telecom Compa
20940 2616 1008 1880 Akamai International B.V.
9829 2523 1479 497 National Internet Backbone
4766 2452 11137 826 Korea Telecom
6389 2297 3671 41 BellSouth.net Inc.
8151 2259 3425 577 Uninet S.A. de C.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 3332 3194 Cox Communications Inc.
7545 3337 3116 TPG Telecom Limited
39891 2901 2890 SaudiNet, Saudi Telecom Compa
17974 2946 2850 PT Telekomunikasi Indonesia
6389 2297 2256 BellSouth.net Inc.
9829 2523 2026 National Internet Backbone
9808 1962 1928 Guangdong Mobile Communicatio
18566 2195 1920 MegaPath Corporation
4755 2092 1851 TATA Communications formerly
8151 2259 1682 Uninet S.A. de C.V.
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
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 6461 Abovenet Communicati
27205 UNALLOCATED 8.38.16.0/22 32787 Prolexic Technologie
27205 UNALLOCATED 8.38.20.0/22 32787 Prolexic Technologie
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
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/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 /9:13 /10:35 /11:101 /12:265
/13:511 /14:1027 /15:1749 /16:12972 /17:7417 /18:12362
/19:25273 /20:36495 /21:38401 /22:64874 /23:56339 /24:324056
/25:71 /26:66 /27:28 /28:28 /29:43 /30:2
/31:0 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2664 2901 SaudiNet, Saudi Telecom Compa
22773 2559 3332 Cox Communications Inc.
18566 2097 2195 MegaPath Corporation
30036 1507 1692 Mediacom Communications Corp
6389 1476 2297 BellSouth.net Inc.
10620 1376 3472 Telmex Colombia S.A.
6983 1340 1690 EarthLink, Inc.
34984 1249 1965 TELLCOM ILETISIM HIZMETLERI A
11492 1184 1280 CABLE ONE, INC.
6849 968 1148 JSC "Ukrtelecom"
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1557 2:746 4:20 5:2035 6:31 8:936
12:1779 13:39 14:1668 15:45 16:2 17:84
18:90 20:49 22:1 23:1537 24:1763 27:2273
31:1761 32:38 33:2 34:2 35:5 36:292
37:2215 38:1215 39:25 40:80 41:2831 42:383
43:1715 44:42 45:1907 46:2477 47:78 49:1162
50:872 51:33 52:187 54:330 55:7 56:7
57:40 58:1474 59:799 60:342 61:1796 62:1497
63:1930 64:4425 65:2159 66:4247 67:2184 68:1090
69:3258 70:1156 71:473 72:2002 74:2528 75:344
76:342 77:1373 78:1277 79:830 80:1264 81:1345
82:936 83:697 84:815 85:1576 86:471 87:1049
88:563 89:1981 90:172 91:6025 92:909 93:2315
94:2376 95:2308 96:499 97:359 98:922 99:46
100:74 101:1012 103:10801 104:2427 105:125 106:405
107:1173 108:650 109:2166 110:1225 111:1634 112:1003
113:1155 114:1051 115:1594 116:1535 117:1430 118:1981
119:1601 120:919 121:1117 122:2114 123:2019 124:1522
125:1623 128:685 129:391 130:410 131:1311 132:556
133:176 134:441 135:127 136:374 137:345 138:1735
139:266 140:464 141:450 142:627 143:896 144:691
145:159 146:850 147:621 148:1470 149:507 150:641
151:883 152:608 153:284 154:628 155:931 156:503
157:443 158:335 159:1024 160:488 161:714 162:2264
163:533 164:865 165:1033 166:310 167:1149 168:1874
169:666 170:1613 171:263 172:568 173:1640 174:745
175:707 176:1734 177:4018 178:2193 179:1137 180:2016
181:1766 182:1831 183:976 184:807 185:6469 186:2974
187:2136 188:2079 189:1703 190:7650 191:1235 192:8879
193:5730 194:4379 195:3744 196:1671 197:1081 198:5481
199:5678 200:6892 201:3704 202:9381 203:9570 204:4476
205:2719 206:2886 207:3089 208:4049 209:3820 210:3352
211:1791 212:2599 213:2230 214:850 215:71 216:5780
217:1959 218:728 219:385 220:1685 221:862 222:458
223:1218
End of report