Routing Table Report 04:00 +10GMT Fri 02 May, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 493246
Prefixes after maximum aggregation: 193737
Deaggregation factor: 2.55
Unique aggregates announced to Internet: 243858
Total ASes present in the Internet Routing Table: 46724
Prefixes per ASN: 10.56
Origin-only ASes present in the Internet Routing Table: 35808
Origin ASes announcing only one prefix: 16388
Transit ASes present in the Internet Routing Table: 6048
Transit-only ASes present in the Internet Routing Table: 172
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 53
Max AS path prepend of ASN ( 50404) 51
Prefixes from unregistered ASNs in the Routing Table: 1846
Unregistered ASNs in the Routing Table: 462
Number of 32-bit ASNs allocated by the RIRs: 6497
Number of 32-bit ASNs visible in the Routing Table: 4868
Prefixes from 32-bit ASNs in the Routing Table: 16237
Number of bogon 32-bit ASNs visible in the Routing Table: 133
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 446
Number of addresses announced to Internet: 2678402052
Equivalent to 159 /8s, 165 /16s and 44 /24s
Percentage of available address space announced: 72.3
Percentage of allocated address space announced: 72.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.3
Total number of prefixes smaller than registry allocations: 171030
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 117330
Total APNIC prefixes after maximum aggregation: 34974
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 120229
Unique aggregates announced from the APNIC address blocks: 50104
APNIC Region origin ASes present in the Internet Routing Table: 4928
APNIC Prefixes per ASN: 24.40
APNIC Region origin ASes announcing only one prefix: 1229
APNIC Region transit ASes present in the Internet Routing Table: 858
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 30
Number of APNIC region 32-bit ASNs visible in the Routing Table: 928
Number of APNIC addresses announced to Internet: 732579456
Equivalent to 43 /8s, 170 /16s and 70 /24s
Percentage of available APNIC address space announced: 85.6
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-63999, 131072-133631
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: 168013
Total ARIN prefixes after maximum aggregation: 83465
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 169444
Unique aggregates announced from the ARIN address blocks: 79503
ARIN Region origin ASes present in the Internet Routing Table: 16242
ARIN Prefixes per ASN: 10.43
ARIN Region origin ASes announcing only one prefix: 6116
ARIN Region transit ASes present in the Internet Routing Table: 1662
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 95
Number of ARIN addresses announced to Internet: 1074645888
Equivalent to 64 /8s, 13 /16s and 203 /24s
Percentage of available ARIN address space announced: 56.9
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, 393216-394239
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: 123375
Total RIPE prefixes after maximum aggregation: 62512
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 127938
Unique aggregates announced from the RIPE address blocks: 80800
RIPE Region origin ASes present in the Internet Routing Table: 17678
RIPE Prefixes per ASN: 7.24
RIPE Region origin ASes announcing only one prefix: 8281
RIPE Region transit ASes present in the Internet Routing Table: 2866
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 53
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2696
Number of RIPE addresses announced to Internet: 657657732
Equivalent to 39 /8s, 51 /16s and 15 /24s
Percentage of available RIPE address space announced: 95.6
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: 56397
Total LACNIC prefixes after maximum aggregation: 10086
LACNIC Deaggregation factor: 5.59
Prefixes being announced from the LACNIC address blocks: 62732
Unique aggregates announced from the LACNIC address blocks: 28834
LACNIC Region origin ASes present in the Internet Routing Table: 2095
LACNIC Prefixes per ASN: 29.94
LACNIC Region origin ASes announcing only one prefix: 553
LACNIC Region transit ASes present in the Internet Routing Table: 426
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 34
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1124
Number of LACNIC addresses announced to Internet: 158984320
Equivalent to 9 /8s, 121 /16s and 232 /24s
Percentage of available LACNIC address space announced: 94.8
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 262144-263679 plus 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: 11787
Total AfriNIC prefixes after maximum aggregation: 2663
AfriNIC Deaggregation factor: 4.43
Prefixes being announced from the AfriNIC address blocks: 12457
Unique aggregates announced from the AfriNIC address blocks: 4241
AfriNIC Region origin ASes present in the Internet Routing Table: 716
AfriNIC Prefixes per ASN: 17.40
AfriNIC Region origin ASes announcing only one prefix: 209
AfriNIC Region transit ASes present in the Internet Routing Table: 151
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 25
Number of AfriNIC addresses announced to Internet: 54210816
Equivalent to 3 /8s, 59 /16s and 49 /24s
Percentage of available AfriNIC address space announced: 53.9
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 2947 11591 922 Korea Telecom
17974 2799 903 78 PT Telekomunikasi Indonesia
7545 2214 320 117 TPG Telecom Limited
4755 1852 396 198 TATA Communications formerly
9829 1622 1288 35 National Internet Backbone
9583 1327 103 546 Sify Limited
9498 1256 314 84 BHARTI Airtel Ltd.
7552 1219 1082 13 Viettel Corporation
4808 1210 2151 355 CNCGROUP IP network China169
24560 1126 385 175 Bharti Airtel Ltd., Telemedia
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
6389 2975 3688 53 BellSouth.net Inc.
22773 2420 2937 134 Cox Communications Inc.
1785 2199 700 134 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
20115 1706 1690 561 Charter Communications
4323 1629 1073 407 tw telecom holdings, inc.
701 1478 11158 747 MCI Communications Services,
30036 1404 304 537 Mediacom Communications Corp
6983 1327 800 307 ITC^Deltacom
22561 1301 402 232 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
34984 1709 264 271 TELLCOM ILETISIM HIZMETLERI A
8402 1532 544 16 OJSC "Vimpelcom"
20940 1302 497 978 Akamai International B.V.
13188 1049 100 28 TOV "Bank-Inform"
31148 1018 45 19 Freenet Ltd.
8551 922 370 40 Bezeq International-Ltd
6849 824 357 27 JSC "Ukrtelecom"
6830 766 2333 427 Liberty Global Operations B.V
12479 720 797 56 France Telecom Espana SA
9198 574 344 25 JSC Kazakhtelecom
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
28573 3730 1956 98 NET Serviços de Comunicação S
10620 2845 459 200 Telmex Colombia S.A.
18881 1965 972 21 Global Village Telecom
7303 1753 1174 228 Telecom Argentina S.A.
8151 1400 2930 405 Uninet S.A. de C.V.
6503 1112 434 60 Axtel, S.A.B. de C.V.
7738 914 1754 40 Telemar Norte Leste S.A.
27947 870 113 50 Telconet S.A
11830 844 364 15 Instituto Costarricense de El
26615 843 2325 35 Tim Celular S.A.
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
36998 1114 240 6 Sudanese Mobile Telephone (ZA
24863 961 280 26 Link Egypt (Link.NET)
6713 614 722 28 Office National des Postes et
8452 578 958 13 TE-AS
24835 304 144 9 Vodafone Data
36992 275 783 24 ETISALAT MISR
3741 248 921 209 Internet Solutions
29571 227 22 23 Cote d'Ivoire Telecom
37054 216 19 6 Data Telecom Service
29975 192 668 21 Vodacom
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
28573 3730 1956 98 NET Serviços de Comunicação S
6389 2975 3688 53 BellSouth.net Inc.
4766 2947 11591 922 Korea Telecom
10620 2845 459 200 Telmex Colombia S.A.
17974 2799 903 78 PT Telekomunikasi Indonesia
22773 2420 2937 134 Cox Communications Inc.
7545 2214 320 117 TPG Telecom Limited
1785 2199 700 134 PaeTec Communications, Inc.
18566 2047 379 178 MegaPath Corporation
18881 1965 972 21 Global Village Telecom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 2975 2922 BellSouth.net Inc.
17974 2799 2721 PT Telekomunikasi Indonesia
10620 2845 2645 Telmex Colombia S.A.
22773 2420 2286 Cox Communications Inc.
7545 2214 2097 TPG Telecom Limited
1785 2199 2065 PaeTec Communications, Inc.
4766 2947 2025 Korea Telecom
18881 1965 1944 Global Village Telecom
18566 2047 1869 MegaPath Corporation
4755 1852 1654 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65456 PRIVATE 5.109.32.0/19 23456 32bit Transition AS
65456 PRIVATE 5.109.96.0/19 23456 32bit Transition AS
30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications
20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio
20260 UNALLOCATED 8.25.161.0/24 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
22511 UNALLOCATED 8.28.225.0/24 2828 XO Communications
22511 UNALLOCATED 8.36.68.0/24 2828 XO Communications
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 >>UNKNOWN<<
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 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<<
41.73.14.0/24 37004 >>UNKNOWN<<
41.73.15.0/24 37004 >>UNKNOWN<<
41.73.16.0/24 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 /9:12 /10:31 /11:90 /12:257
/13:481 /14:964 /15:1696 /16:12962 /17:6814 /18:11602
/19:24280 /20:34158 /21:36785 /22:52942 /23:46146 /24:261804
/25:791 /26:934 /27:401 /28:13 /29:20 /30:7
/31:1 /32:39
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2002 2047 MegaPath Corporation
6389 1694 2975 BellSouth.net Inc.
22773 1663 2420 Cox Communications Inc.
30036 1241 1404 Mediacom Communications Corp
8402 1209 1532 OJSC "Vimpelcom"
11492 1195 1238 CABLE ONE, INC.
1785 1163 2199 PaeTec Communications, Inc.
36998 1080 1114 Sudanese Mobile Telephone (ZA
6983 1043 1327 ITC^Deltacom
34984 1038 1709 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1022 2:680 3:3 4:15 5:984 6:19
8:734 12:1844 13:4 14:988 15:13 16:2
17:31 18:21 20:36 23:860 24:1734 25:1
27:1779 31:1477 32:40 33:2 34:5 36:135
37:1880 38:955 39:6 40:196 41:3122 42:247
44:10 46:2168 47:18 49:696 50:918 52:12
54:47 55:7 57:28 58:1230 59:603 60:403
61:1547 62:1233 63:1960 64:4374 65:2288 66:4153
67:2051 68:1035 69:3309 70:856 71:445 72:1996
74:2653 75:311 76:418 77:1532 78:937 79:710
80:1297 81:1164 82:742 83:756 84:718 85:1260
86:469 87:1172 88:481 89:1804 90:140 91:5703
92:692 93:1714 94:2042 95:1468 96:544 97:349
98:1074 99:48 100:54 101:792 103:4743 105:533
106:173 107:590 108:579 109:2050 110:967 111:1293
112:648 113:846 114:891 115:1116 116:1057 117:932
118:1394 119:1343 120:377 121:806 122:2034 123:1325
124:1415 125:1401 128:650 129:313 130:345 131:660
132:399 133:162 134:321 135:74 136:255 137:323
138:352 139:170 140:213 141:368 142:579 143:438
144:506 145:103 146:606 147:455 148:922 149:347
150:168 151:634 152:423 153:218 154:274 155:480
156:335 157:337 158:247 159:898 160:337 161:532
162:1365 163:217 164:688 165:597 166:277 167:610
168:1032 169:123 170:1389 171:191 172:22 173:1633
174:702 175:605 176:1420 177:2871 178:1959 179:621
180:1722 181:1132 182:1548 183:513 184:709 185:1570
186:2757 187:1544 188:1926 189:1456 190:7558 191:233
192:7243 193:5492 194:4030 195:3485 196:1392 197:628
198:5028 199:5590 200:6245 201:2710 202:9030 203:8880
204:4625 205:2713 206:2949 207:2950 208:3987 209:3727
210:3101 211:1679 212:2196 213:2063 214:920 215:86
216:5456 217:1686 218:575 219:320 220:1279 221:596
222:353 223:577
End of report