Routing Table Report 04:00 +10GMT Mon 01 Jun, 2015
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 545919
Prefixes after maximum aggregation (per Origin AS): 207711
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 266525
Total ASes present in the Internet Routing Table: 50446
Prefixes per ASN: 10.82
Origin-only ASes present in the Internet Routing Table: 36674
Origin ASes announcing only one prefix: 16285
Transit ASes present in the Internet Routing Table: 6305
Transit-only ASes present in the Internet Routing Table: 162
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: 1140
Unregistered ASNs in the Routing Table: 421
Number of 32-bit ASNs allocated by the RIRs: 9672
Number of 32-bit ASNs visible in the Routing Table: 7467
Prefixes from 32-bit ASNs in the Routing Table: 27166
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: 349
Number of addresses announced to Internet: 2759930848
Equivalent to 164 /8s, 129 /16s and 51 /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: 182935
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 135121
Total APNIC prefixes after maximum aggregation: 39133
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 141451
Unique aggregates announced from the APNIC address blocks: 57266
APNIC Region origin ASes present in the Internet Routing Table: 5052
APNIC Prefixes per ASN: 28.00
APNIC Region origin ASes announcing only one prefix: 1203
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: 1461
Number of APNIC addresses announced to Internet: 749221312
Equivalent to 44 /8s, 168 /16s and 53 /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: 179115
Total ARIN prefixes after maximum aggregation: 88102
ARIN Deaggregation factor: 2.03
Prefixes being announced from the ARIN address blocks: 181790
Unique aggregates announced from the ARIN address blocks: 84870
ARIN Region origin ASes present in the Internet Routing Table: 16618
ARIN Prefixes per ASN: 10.94
ARIN Region origin ASes announcing only one prefix: 6121
ARIN Region transit ASes present in the Internet Routing Table: 1730
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: 1081489184
Equivalent to 64 /8s, 118 /16s and 55 /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: 132405
Total RIPE prefixes after maximum aggregation: 66018
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 138856
Unique aggregates announced from the RIPE address blocks: 86147
RIPE Region origin ASes present in the Internet Routing Table: 17950
RIPE Prefixes per ASN: 7.74
RIPE Region origin ASes announcing only one prefix: 8138
RIPE Region transit ASes present in the Internet Routing Table: 2962
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: 3738
Number of RIPE addresses announced to Internet: 694853376
Equivalent to 41 /8s, 106 /16s and 159 /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: 59971
Total LACNIC prefixes after maximum aggregation: 11375
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 70210
Unique aggregates announced from the LACNIC address blocks: 32752
LACNIC Region origin ASes present in the Internet Routing Table: 2439
LACNIC Prefixes per ASN: 28.79
LACNIC Region origin ASes announcing only one prefix: 627
LACNIC Region transit ASes present in the Internet Routing Table: 502
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: 1691
Number of LACNIC addresses announced to Internet: 168407040
Equivalent to 10 /8s, 9 /16s and 176 /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: 11963
Total AfriNIC prefixes after maximum aggregation: 3039
AfriNIC Deaggregation factor: 3.94
Prefixes being announced from the AfriNIC address blocks: 13263
Unique aggregates announced from the AfriNIC address blocks: 5174
AfriNIC Region origin ASes present in the Internet Routing Table: 728
AfriNIC Prefixes per ASN: 18.22
AfriNIC Region origin ASes announcing only one prefix: 196
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: 65653248
Equivalent to 3 /8s, 233 /16s and 202 /24s
Percentage of available AfriNIC address space announced: 65.2
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
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
9829 1672 1332 62 National Internet Backbone
9808 1581 8717 28 Guangdong Mobile Communicatio
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 3048 2958 141 Cox Communications Inc.
6389 2796 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 1361 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 2027 305 356 TELLCOM ILETISIM HIZMETLERI A
20940 1947 769 1422 Akamai International B.V.
6849 1213 356 24 JSC "Ukrtelecom"
8402 1091 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 874 376 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 1668 3257 463 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 1073 2325 35 Tim Celular S.A.
7738 999 1882 41 Telemar Norte Leste S.A.
3816 920 420 174 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 899 280 26 Link Egypt (Link.NET)
8452 842 958 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
36947 190 807 13 Telecom Algeria
37054 184 19 6 Data Telecom Service
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 3048 2958 141 Cox Communications Inc.
4766 2928 11557 914 Korea Telecom
6389 2796 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 3048 2907 Cox Communications Inc.
6389 2796 2745 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
30461 UNALLOCATED 8.224.176.0/23 3356 Level 3 Communicatio
33628 UNALLOCATED 12.0.239.0/24 1239 Sprint
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 /16:12946 /17:7275 /18:12334
/19:25530 /20:36081 /21:38794 /22:59733 /23:51916 /24:294659
/25:1100 /26:1134 /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 2255 3048 Cox Communications Inc.
18566 1999 2047 MegaPath Corporation
6389 1639 2796 BellSouth.net Inc.
6983 1396 1749 EarthLink, Inc.
30036 1379 1544 Mediacom Communications Corp
34984 1322 2027 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)
----------------------------------------------
1:1485 2:678 4:93 5:1828 6:25 8:1416
11:1 12:1830 13:10 14:1263 15:17 16:2
17:43 18:22 20:48 23:1234 24:1706 27:1902
31:1598 32:38 33:2 34:4 35:3 36:114
37:1920 38:1033 39:6 40:251 41:2668 42:279
43:1293 44:25 45:654 46:2194 47:42 49:878
50:811 52:12 54:76 55:6 56:8 57:41
58:1290 59:715 60:477 61:1748 62:1327 63:1921
64:4412 65:2270 66:4080 67:2060 68:1061 69:3276
70:980 71:449 72:1981 74:2646 75:335 76:424
77:1391 78:1235 79:806 80:1338 81:1304 82:813
83:699 84:721 85:1404 86:393 87:1040 88:520
89:1845 90:152 91:5974 92:856 93:2218 94:2074
95:2180 96:430 97:354 98:1053 99:49 100:69
101:829 103:7467 104:1785 105:61 106:225 107:978
108:627 109:2060 110:1101 111:1490 112:805 113:1077
114:827 115:1285 116:1373 117:1065 118:1798 119:1430
120:443 121:1086 122:2144 123:1830 124:1512 125:1593
128:648 129:360 130:402 131:1186 132:501 133:178
134:410 135:108 136:330 137:310 138:767 139:150
140:233 141:447 142:666 143:506 144:574 145:116
146:727 147:590 148:1209 149:407 150:559 151:606
152:486 153:244 154:467 155:864 156:408 157:463
158:338 159:1007 160:380 161:660 162:1948 163:423
164:675 165:692 166:311 167:835 168:1304 169:172
170:1392 171:246 172:68 173:1529 174:715 175:693
176:1312 177:3711 178:2142 179:919 180:1938 181:1695
182:1785 183:625 184:757 185:3572 186:2663 187:1745
188:2046 189:1583 190:7717 191:982 192:8369 193:5605
194:4148 195:3653 196:1470 197:960 198:5532 199:5517
200:6658 201:3107 202:9461 203:9149 204:4680 205:2823
206:3069 207:2940 208:3970 209:3938 210:3513 211:1854
212:2551 213:2335 214:856 215:73 216:5723 217:1825
218:694 219:460 220:1433 221:786 222:477 223:708
End of report