Routing Table Report 04:00 +10GMT Wed 01 Jul, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 550717
Prefixes after maximum aggregation (per Origin AS): 208592
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 268452
Total ASes present in the Internet Routing Table: 50780
Prefixes per ASN: 10.85
Origin-only ASes present in the Internet Routing Table: 36715
Origin ASes announcing only one prefix: 16260
Transit ASes present in the Internet Routing Table: 6327
Transit-only ASes present in the Internet Routing Table: 171
Average AS path length visible in the Internet Routing Table: 4.5
Max AS path length visible: 39
Max AS path prepend of ASN ( 12486) 32
Prefixes from unregistered ASNs in the Routing Table: 1245
Unregistered ASNs in the Routing Table: 432
Number of 32-bit ASNs allocated by the RIRs: 10023
Number of 32-bit ASNs visible in the Routing Table: 7738
Prefixes from 32-bit ASNs in the Routing Table: 28438
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: 404
Number of addresses announced to Internet: 2781677856
Equivalent to 165 /8s, 205 /16s and 9 /24s
Percentage of available address space announced: 75.1
Percentage of allocated address space announced: 75.1
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: 184418
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 136128
Total APNIC prefixes after maximum aggregation: 39469
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 142841
Unique aggregates announced from the APNIC address blocks: 57856
APNIC Region origin ASes present in the Internet Routing Table: 5077
APNIC Prefixes per ASN: 28.13
APNIC Region origin ASes announcing only one prefix: 1207
APNIC Region transit ASes present in the Internet Routing Table: 879
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 39
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1524
Number of APNIC addresses announced to Internet: 750498752
Equivalent to 44 /8s, 187 /16s and 179 /24s
Percentage of available APNIC address space announced: 87.7
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: 180070
Total ARIN prefixes after maximum aggregation: 88113
ARIN Deaggregation factor: 2.04
Prefixes being announced from the ARIN address blocks: 182583
Unique aggregates announced from the ARIN address blocks: 85192
ARIN Region origin ASes present in the Internet Routing Table: 16610
ARIN Prefixes per ASN: 10.99
ARIN Region origin ASes announcing only one prefix: 6126
ARIN Region transit ASes present in the Internet Routing Table: 1734
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 516
Number of ARIN addresses announced to Internet: 1100792608
Equivalent to 65 /8s, 156 /16s and 195 /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: 133400
Total RIPE prefixes after maximum aggregation: 66446
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 139928
Unique aggregates announced from the RIPE address blocks: 86765
RIPE Region origin ASes present in the Internet Routing Table: 17967
RIPE Prefixes per ASN: 7.79
RIPE Region origin ASes announcing only one prefix: 8117
RIPE Region transit ASes present in the Internet Routing Table: 2967
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3809
Number of RIPE addresses announced to Internet: 696029184
Equivalent to 41 /8s, 124 /16s and 144 /24s
Percentage of available RIPE address space announced: 101.2
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: 60415
Total LACNIC prefixes after maximum aggregation: 11445
LACNIC Deaggregation factor: 5.28
Prefixes being announced from the LACNIC address blocks: 71146
Unique aggregates announced from the LACNIC address blocks: 33040
LACNIC Region origin ASes present in the Internet Routing Table: 2445
LACNIC Prefixes per ASN: 29.10
LACNIC Region origin ASes announcing only one prefix: 614
LACNIC Region transit ASes present in the Internet Routing Table: 508
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 22
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1759
Number of LACNIC addresses announced to Internet: 168120896
Equivalent to 10 /8s, 5 /16s and 82 /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: 12004
Total AfriNIC prefixes after maximum aggregation: 3067
AfriNIC Deaggregation factor: 3.91
Prefixes being announced from the AfriNIC address blocks: 13815
Unique aggregates announced from the AfriNIC address blocks: 5233
AfriNIC Region origin ASes present in the Internet Routing Table: 738
AfriNIC Prefixes per ASN: 18.72
AfriNIC Region origin ASes announcing only one prefix: 196
AfriNIC Region transit ASes present in the Internet Routing Table: 161
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 130
Number of AfriNIC addresses announced to Internet: 65739776
Equivalent to 3 /8s, 235 /16s and 28 /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 2950 11304 937 Korea Telecom
17974 2698 904 78 PT Telekomunikasi Indonesia
7545 2572 336 128 TPG Telecom Limited
4538 2044 4190 71 China Education and Research
4755 2025 423 222 TATA Communications formerly
9829 1767 1353 122 National Internet Backbone
9808 1551 8717 28 Guangdong Mobile Communicatio
9583 1491 118 567 Sify Limited
4808 1460 2240 468 CNCGROUP IP network China169
9498 1358 336 106 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 3181 2960 141 Cox Communications Inc.
6389 2758 3688 51 BellSouth.net Inc.
3356 2582 10688 503 Level 3 Communications, Inc.
18566 2054 380 195 MegaPath Corporation
20115 1860 1854 423 Charter Communications
6983 1749 850 244 EarthLink, Inc.
4323 1608 1022 410 tw telecom holdings, inc.
30036 1567 320 442 Mediacom Communications Corp
701 1392 11371 675 MCI Communications Services,
22561 1382 415 257 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 2472 128 6 SaudiNet, Saudi Telecom Compa
34984 2170 305 366 TELLCOM ILETISIM HIZMETLERI A
20940 1988 777 1446 Akamai International B.V.
6849 1209 355 21 JSC "Ukrtelecom"
13188 1052 97 73 TOV "Bank-Inform"
31148 1047 45 23 Freenet Ltd.
8402 1035 544 15 OJSC "Vimpelcom"
12479 951 869 74 France Telecom Espana SA
6830 912 2694 468 Liberty Global Operations B.V
8551 887 376 53 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 3261 532 239 Telmex Colombia S.A.
28573 2283 2170 113 NET Serviços de Comunicação S
8151 1698 3255 477 Uninet S.A. de C.V.
7303 1635 1005 238 Telecom Argentina S.A.
6147 1568 372 43 Telefonica del Peru S.A.A.
6503 1266 421 55 Axtel, S.A.B. de C.V.
26615 1077 2325 35 Tim Celular S.A.
7738 999 1882 41 Telemar Norte Leste S.A.
3816 951 428 161 COLOMBIA TELECOMUNICACIONES S
11830 892 364 15 Instituto Costarricense de El
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 876 280 26 Link Egypt (Link.NET)
8452 830 958 13 TE-AS
36903 512 258 99 Office National des Postes et
36992 404 1229 32 ETISALAT MISR
24835 307 146 12 Vodafone Data
37492 286 163 67 Orange Tunisie
3741 250 857 208 Internet Solutions
29571 241 21 12 Cote d'Ivoire Telecom
36947 188 807 13 Telecom Algeria
15706 174 32 6 Sudatel (Sudan Telecom Co. Lt
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 3261 532 239 Telmex Colombia S.A.
22773 3181 2960 141 Cox Communications Inc.
4766 2950 11304 937 Korea Telecom
6389 2758 3688 51 BellSouth.net Inc.
17974 2698 904 78 PT Telekomunikasi Indonesia
3356 2582 10688 503 Level 3 Communications, Inc.
7545 2572 336 128 TPG Telecom Limited
39891 2472 128 6 SaudiNet, Saudi Telecom Compa
28573 2283 2170 113 NET Serviços de Comunicação S
34984 2170 305 366 TELLCOM ILETISIM HIZMETLERI A
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 3181 3040 Cox Communications Inc.
6389 2758 2707 BellSouth.net Inc.
17974 2698 2620 PT Telekomunikasi Indonesia
39891 2472 2466 SaudiNet, Saudi Telecom Compa
7545 2572 2444 TPG Telecom Limited
28573 2283 2170 NET Serviços de Comunicação S
3356 2582 2079 Level 3 Communications, Inc.
4766 2950 2013 Korea Telecom
4538 2044 1973 China Education and Research
18566 2054 1859 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<<
41.73.2.0/24 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<<
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 /9:13 /10:36 /11:96 /12:263
/13:506 /14:1004 /15:1726 /16:12932 /17:7275 /18:12351
/19:25558 /20:36030 /21:38826 /22:60368 /23:52167 /24:298541
/25:1100 /26:1146 /27:717 /28:14 /29:12 /30:7
/31:0 /32:12
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 2432 2472 SaudiNet, Saudi Telecom Compa
22773 2381 3181 Cox Communications Inc.
18566 2003 2054 MegaPath Corporation
6389 1629 2758 BellSouth.net Inc.
34984 1427 2170 TELLCOM ILETISIM HIZMETLERI A
6983 1396 1749 EarthLink, Inc.
30036 1389 1567 Mediacom Communications Corp
10620 1150 3261 Telmex Colombia S.A.
6147 1122 1568 Telefonica del Peru S.A.A.
11492 1108 1191 CABLE ONE, INC.
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1503 2:684 4:93 5:1867 6:25 8:1407
11:1 12:1821 13:14 14:1379 15:16 16:2
17:42 18:22 20:48 23:1250 24:1735 27:1982
31:1600 32:38 33:2 34:4 35:3 36:137
37:1961 38:1043 39:6 40:83 41:2688 42:296
43:1355 44:28 45:790 46:2297 47:44 49:905
50:807 52:12 54:77 55:5 56:6 57:42
58:1343 59:717 60:464 61:1748 62:1353 63:1918
64:4436 65:2271 66:4042 67:2061 68:1065 69:3252
70:1022 71:449 72:1969 74:2660 75:336 76:424
77:1268 78:1181 79:799 80:1351 81:1299 82:847
83:723 84:726 85:1397 86:435 87:1060 88:533
89:1888 90:152 91:6004 92:872 93:2252 94:2063
95:2173 96:427 97:348 98:1054 99:53 100:72
101:843 103:7759 104:1835 105:60 106:261 107:1001
108:631 109:2089 110:1134 111:1458 112:837 113:1108
114:835 115:1270 116:1394 117:1043 118:1847 119:1449
120:451 121:1095 122:2125 123:1833 124:1517 125:1618
128:654 129:390 130:407 131:1205 132:503 133:177
134:404 135:95 136:331 137:315 138:938 139:151
140:237 141:445 142:666 143:506 144:551 145:121
146:741 147:586 148:1217 149:416 150:555 151:649
152:521 153:248 154:462 155:871 156:434 157:419
158:351 159:1000 160:394 161:661 162:1961 163:438
164:689 165:698 166:315 167:838 168:1323 169:180
170:1467 171:245 172:263 173:1536 174:719 175:703
176:1394 177:3793 178:2157 179:945 180:1936 181:1691
182:1815 183:627 184:761 185:3763 186:2739 187:1763
188:2054 189:1594 190:7833 191:1007 192:8497 193:5627
194:4174 195:3697 196:1983 197:973 198:5538 199:5485
200:6658 201:3258 202:9516 203:9116 204:4704 205:2849
206:3060 207:2966 208:3984 209:3971 210:3567 211:1885
212:2571 213:2336 214:843 215:73 216:5754 217:1820
218:712 219:468 220:1454 221:783 222:483 223:748
End of report