Routing Table Report 04:00 +10GMT Sun 31 May, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 546066
Prefixes after maximum aggregation (per Origin AS): 207698
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 266525
Total ASes present in the Internet Routing Table: 50442
Prefixes per ASN: 10.83
Origin-only ASes present in the Internet Routing Table: 36682
Origin ASes announcing only one prefix: 16291
Transit ASes present in the Internet Routing Table: 6299
Transit-only ASes present in the Internet Routing Table: 163
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 41
Max AS path prepend of ASN ( 57836) 25
Prefixes from unregistered ASNs in the Routing Table: 1153
Unregistered ASNs in the Routing Table: 424
Number of 32-bit ASNs allocated by the RIRs: 9661
Number of 32-bit ASNs visible in the Routing Table: 7461
Prefixes from 32-bit ASNs in the Routing Table: 27152
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: 351
Number of addresses announced to Internet: 2759869664
Equivalent to 164 /8s, 128 /16s and 68 /24s
Percentage of available address space announced: 74.5
Percentage of allocated address space announced: 74.5
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: 182787
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 135262
Total APNIC prefixes after maximum aggregation: 39146
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 141607
Unique aggregates announced from the APNIC address blocks: 57297
APNIC Region origin ASes present in the Internet Routing Table: 5054
APNIC Prefixes per ASN: 28.02
APNIC Region origin ASes announcing only one prefix: 1205
APNIC Region transit ASes present in the Internet Routing Table: 881
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 32
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1456
Number of APNIC addresses announced to Internet: 749226688
Equivalent to 44 /8s, 168 /16s and 74 /24s
Percentage of available APNIC address space announced: 87.6
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: 179260
Total ARIN prefixes after maximum aggregation: 88125
ARIN Deaggregation factor: 2.03
Prefixes being announced from the ARIN address blocks: 181900
Unique aggregates announced from the ARIN address blocks: 84923
ARIN Region origin ASes present in the Internet Routing Table: 16619
ARIN Prefixes per ASN: 10.95
ARIN Region origin ASes announcing only one prefix: 6118
ARIN Region transit ASes present in the Internet Routing Table: 1729
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: 462
Number of ARIN addresses announced to Internet: 1081432608
Equivalent to 64 /8s, 117 /16s and 90 /24s
Percentage of available ARIN address space announced: 57.2
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: 132303
Total RIPE prefixes after maximum aggregation: 65977
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 138769
Unique aggregates announced from the RIPE address blocks: 86076
RIPE Region origin ASes present in the Internet Routing Table: 17942
RIPE Prefixes per ASN: 7.73
RIPE Region origin ASes announcing only one prefix: 8137
RIPE Region transit ASes present in the Internet Routing Table: 2958
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3735
Number of RIPE addresses announced to Internet: 694781952
Equivalent to 41 /8s, 105 /16s and 136 /24s
Percentage of available RIPE address space announced: 101.0
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, 196608-202239
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: 59925
Total LACNIC prefixes after maximum aggregation: 11359
LACNIC Deaggregation factor: 5.28
Prefixes being announced from the LACNIC address blocks: 70152
Unique aggregates announced from the LACNIC address blocks: 32742
LACNIC Region origin ASes present in the Internet Routing Table: 2443
LACNIC Prefixes per ASN: 28.72
LACNIC Region origin ASes announcing only one prefix: 634
LACNIC Region transit ASes present in the Internet Routing Table: 498
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1693
Number of LACNIC addresses announced to Internet: 168418560
Equivalent to 10 /8s, 9 /16s and 221 /24s
Percentage of available LACNIC address space announced: 100.4
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: 11986
Total AfriNIC prefixes after maximum aggregation: 3047
AfriNIC Deaggregation factor: 3.93
Prefixes being announced from the AfriNIC address blocks: 13287
Unique aggregates announced from the AfriNIC address blocks: 5169
AfriNIC Region origin ASes present in the Internet Routing Table: 730
AfriNIC Prefixes per ASN: 18.20
AfriNIC Region origin ASes announcing only one prefix: 197
AfriNIC Region transit ASes present in the Internet Routing Table: 156
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 115
Number of AfriNIC addresses announced to Internet: 65700864
Equivalent to 3 /8s, 234 /16s and 132 /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
4766 2928 11557 914 Korea Telecom
17974 2690 904 81 PT Telekomunikasi Indonesia
7545 2431 336 131 TPG Telecom Limited
4755 2026 423 219 TATA Communications formerly
4538 1937 4190 72 China Education and Research
9808 1686 8717 28 Guangdong Mobile Communicatio
9829 1671 1332 62 National Internet Backbone
4808 1469 2249 467 CNCGROUP IP network China169
9583 1450 120 589 Sify Limited
9498 1332 335 101 BHARTI Airtel Ltd.
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 3045 2958 141 Cox Communications Inc.
6389 2782 3688 51 BellSouth.net Inc.
3356 2570 10687 496 Level 3 Communications, Inc.
18566 2047 379 189 MegaPath Corporation
20115 1881 1849 423 Charter Communications
6983 1749 866 245 EarthLink, Inc.
4323 1605 1022 410 tw telecom holdings, inc.
30036 1544 314 475 Mediacom Communications Corp
701 1390 11322 679 MCI Communications Services,
22561 1360 414 250 CenturyTel Internet Holdings,
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 2473 132 7 SaudiNet, Saudi Telecom Compa
34984 2028 305 356 TELLCOM ILETISIM HIZMETLERI A
20940 1920 753 1407 Akamai International B.V.
6849 1213 356 24 JSC "Ukrtelecom"
8402 1065 544 15 OJSC "Vimpelcom"
31148 1049 45 23 Freenet Ltd.
13188 1040 97 70 TOV "Bank-Inform"
12479 944 868 72 France Telecom Espana SA
6830 906 2693 466 Liberty Global Operations B.V
8551 873 376 52 Bezeq International-Ltd
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 3237 530 203 Telmex Colombia S.A.
28573 2286 2181 117 NET Serviços de Comunicação S
8151 1670 3257 465 Uninet S.A. de C.V.
7303 1667 1046 239 Telecom Argentina S.A.
6147 1632 374 30 Telefonica del Peru S.A.A.
6503 1248 421 55 Axtel, S.A.B. de C.V.
26615 1074 2325 35 Tim Celular S.A.
7738 999 1882 41 Telemar Norte Leste S.A.
3816 928 424 158 COLOMBIA TELECOMUNICACIONES S
18881 869 1036 22 Global Village Telecom
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 895 280 37 Link Egypt (Link.NET)
8452 843 958 13 TE-AS
36903 504 254 98 Office National des Postes et
36992 423 1229 32 ETISALAT MISR
37492 312 175 71 Orange Tunisie
24835 304 146 13 Vodafone Data
3741 250 857 208 Internet Solutions
29571 242 21 12 Cote d'Ivoire Telecom
37054 199 19 6 Data Telecom Service
36947 190 807 13 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
10620 3237 530 203 Telmex Colombia S.A.
22773 3045 2958 141 Cox Communications Inc.
4766 2928 11557 914 Korea Telecom
6389 2782 3688 51 BellSouth.net Inc.
17974 2690 904 81 PT Telekomunikasi Indonesia
3356 2570 10687 496 Level 3 Communications, Inc.
39891 2473 132 7 SaudiNet, Saudi Telecom Compa
7545 2431 336 131 TPG Telecom Limited
28573 2286 2181 117 NET Serviços de Comunicação S
18566 2047 379 189 MegaPath Corporation
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
22773 3045 2904 Cox Communications Inc.
6389 2782 2731 BellSouth.net Inc.
17974 2690 2609 PT Telekomunikasi Indonesia
39891 2473 2466 SaudiNet, Saudi Telecom Compa
7545 2431 2300 TPG Telecom Limited
28573 2286 2169 NET Serviços de Comunicação S
3356 2570 2074 Level 3 Communications, Inc.
4766 2928 2014 Korea Telecom
4538 1937 1865 China Education and Research
18566 2047 1858 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
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
18985 UNALLOCATED 8.21.68.0/22 3356 Level 3 Communicatio
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
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.
Complete listing at http://thyme.rand.apnic.net/current/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<<
41.73.12.0/24 37004 >>UNKNOWN<<
41.73.13.0/24 37004 >>UNKNOWN<<
41.73.15.0/24 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 /8:17 /9:12 /10:34 /11:94 /12:264
/13:505 /14:1004 /15:1723 /16:12944 /17:7274 /18:12336
/19:25534 /20:36106 /21:38849 /22:59772 /23:51930 /24:294669
/25:1100 /26:1135 /27:718 /28:14 /29:12 /30:7
/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 2252 3045 Cox Communications Inc.
18566 1999 2047 MegaPath Corporation
6389 1634 2782 BellSouth.net Inc.
6983 1396 1749 EarthLink, Inc.
30036 1379 1544 Mediacom Communications Corp
34984 1322 2028 TELLCOM ILETISIM HIZMETLERI A
6147 1183 1632 Telefonica del Peru S.A.A.
10620 1136 3237 Telmex Colombia S.A.
11492 1111 1192 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1488 2:669 4:93 5:1818 6:23 8:1415
11:1 12:1830 13:10 14:1262 15:17 16:2
17:43 18:22 20:48 23:1233 24:1708 27:1907
31:1597 32:38 33:2 34:4 35:3 36:113
37:1920 38:1032 39:6 40:251 41:2664 42:278
43:1295 44:22 45:661 46:2180 47:42 49:879
50:808 52:12 54:76 55:5 56:8 57:41
58:1289 59:715 60:477 61:1749 62:1328 63:1920
64:4417 65:2270 66:4065 67:2059 68:1061 69:3275
70:980 71:449 72:1981 74:2640 75:335 76:424
77:1391 78:1219 79:803 80:1333 81:1300 82:812
83:699 84:719 85:1403 86:392 87:1040 88:520
89:1845 90:152 91:5973 92:855 93:2219 94:2073
95:2160 96:430 97:353 98:1051 99:49 100:69
101:831 103:7468 104:1784 105:61 106:225 107:978
108:627 109:2054 110:1102 111:1489 112:812 113:1080
114:827 115:1285 116:1374 117:1066 118:1798 119:1430
120:445 121:1086 122:2145 123:1830 124:1511 125:1593
128:647 129:384 130:402 131:1190 132:486 133:178
134:409 135:108 136:328 137:310 138:774 139:150
140:237 141:447 142:666 143:502 144:573 145:116
146:727 147:590 148:1207 149:407 150:563 151:606
152:486 153:245 154:481 155:862 156:408 157:463
158:337 159:1011 160:381 161:660 162:1948 163:423
164:675 165:693 166:311 167:834 168:1304 169:172
170:1460 171:246 172:68 173:1529 174:715 175:694
176:1312 177:3686 178:2139 179:922 180:1941 181:1694
182:1785 183:655 184:755 185:3562 186:2663 187:1744
188:2040 189:1582 190:7705 191:987 192:8364 193:5605
194:4143 195:3654 196:1470 197:961 198:5532 199:5518
200:6644 201:3101 202:9478 203:9149 204:4678 205:2814
206:3083 207:2948 208:3968 209:3963 210:3514 211:1854
212:2553 213:2330 214:856 215:73 216:5724 217:1824
218:697 219:460 220:1434 221:786 222:477 223:708
End of report