Routing Table Report 04:00 +10GMT Thu 29 Aug, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 464619
Prefixes after maximum aggregation: 187512
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 230820
Total ASes present in the Internet Routing Table: 44810
Prefixes per ASN: 10.37
Origin-only ASes present in the Internet Routing Table: 35036
Origin ASes announcing only one prefix: 16234
Transit ASes present in the Internet Routing Table: 5908
Transit-only ASes present in the Internet Routing Table: 178
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 29
Max AS path prepend of ASN ( 19037) 22
Prefixes from unregistered ASNs in the Routing Table: 5160
Unregistered ASNs in the Routing Table: 1687
Number of 32-bit ASNs allocated by the RIRs: 4981
Number of 32-bit ASNs visible in the Routing Table: 3866
Prefixes from 32-bit ASNs in the Routing Table: 11729
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 348
Number of addresses announced to Internet: 2637799180
Equivalent to 157 /8s, 57 /16s and 159 /24s
Percentage of available address space announced: 71.2
Percentage of allocated address space announced: 71.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 94.9
Total number of prefixes smaller than registry allocations: 162567
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 110146
Total APNIC prefixes after maximum aggregation: 33434
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 112028
Unique aggregates announced from the APNIC address blocks: 46564
APNIC Region origin ASes present in the Internet Routing Table: 4868
APNIC Prefixes per ASN: 23.01
APNIC Region origin ASes announcing only one prefix: 1222
APNIC Region transit ASes present in the Internet Routing Table: 828
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 23
Number of APNIC region 32-bit ASNs visible in the Routing Table: 650
Number of APNIC addresses announced to Internet: 726986240
Equivalent to 43 /8s, 84 /16s and 238 /24s
Percentage of available APNIC address space announced: 85.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-133119
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: 161246
Total ARIN prefixes after maximum aggregation: 81014
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 161731
Unique aggregates announced from the ARIN address blocks: 75257
ARIN Region origin ASes present in the Internet Routing Table: 15853
ARIN Prefixes per ASN: 10.20
ARIN Region origin ASes announcing only one prefix: 6023
ARIN Region transit ASes present in the Internet Routing Table: 1671
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 27
Number of ARIN region 32-bit ASNs visible in the Routing Table: 20
Number of ARIN addresses announced to Internet: 1071005696
Equivalent to 63 /8s, 214 /16s and 64 /24s
Percentage of available ARIN address space announced: 56.7
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: 119171
Total RIPE prefixes after maximum aggregation: 60885
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 123034
Unique aggregates announced from the RIPE address blocks: 79074
RIPE Region origin ASes present in the Internet Routing Table: 17384
RIPE Prefixes per ASN: 7.08
RIPE Region origin ASes announcing only one prefix: 8238
RIPE Region transit ASes present in the Internet Routing Table: 2812
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2390
Number of RIPE addresses announced to Internet: 657211364
Equivalent to 39 /8s, 44 /16s and 63 /24s
Percentage of available RIPE address space announced: 95.5
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, 196608-199679
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: 50591
Total LACNIC prefixes after maximum aggregation: 9583
LACNIC Deaggregation factor: 5.28
Prefixes being announced from the LACNIC address blocks: 55220
Unique aggregates announced from the LACNIC address blocks: 25637
LACNIC Region origin ASes present in the Internet Routing Table: 1980
LACNIC Prefixes per ASN: 27.89
LACNIC Region origin ASes announcing only one prefix: 558
LACNIC Region transit ASes present in the Internet Routing Table: 370
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 800
Number of LACNIC addresses announced to Internet: 135507240
Equivalent to 8 /8s, 19 /16s and 173 /24s
Percentage of available LACNIC address space announced: 80.8
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: 11647
Total AfriNIC prefixes after maximum aggregation: 2552
AfriNIC Deaggregation factor: 4.56
Prefixes being announced from the AfriNIC address blocks: 12258
Unique aggregates announced from the AfriNIC address blocks: 3966
AfriNIC Region origin ASes present in the Internet Routing Table: 650
AfriNIC Prefixes per ASN: 18.86
AfriNIC Region origin ASes announcing only one prefix: 193
AfriNIC Region transit ASes present in the Internet Routing Table: 136
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: 6
Number of AfriNIC addresses announced to Internet: 46547712
Equivalent to 2 /8s, 198 /16s and 67 /24s
Percentage of available AfriNIC address space announced: 46.2
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 2921 11561 921 Korea Telecom (KIX)
17974 2666 903 91 PT TELEKOMUNIKASI INDONESIA
7545 2061 321 112 TPG Internet Pty Ltd
4755 1764 391 189 TATA Communications formerly
9829 1535 1221 45 BSNL National Internet Backbo
9583 1225 92 505 Sify Limited
9498 1181 309 70 BHARTI Airtel Ltd.
4808 1153 2127 341 CNCGROUP IP network: China169
7552 1139 1080 13 Vietel Corporation
24560 1089 394 160 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 2971 3689 62 bellsouth.net, inc.
18566 2065 382 184 Covad Communications
22773 2041 2933 124 Cox Communications, Inc.
1785 2006 679 125 PaeTec Communications, Inc.
20115 1674 1645 630 Charter Communications
4323 1612 1103 406 Time Warner Telecom
701 1523 11119 798 UUNET Technologies, Inc.
30036 1348 301 643 Mediacom Communications Corp
7018 1310 11277 826 AT&T WorldNet Services
11492 1220 218 366 Cable One
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
8402 1657 544 16 Corbina telecom
2118 1375 97 13 EUnet/RELCOM Autonomous Syste
34984 1307 244 221 BILISIM TELEKOM
31148 980 43 18 FreeNet ISP
20940 978 351 754 Akamai Technologies European
6830 895 2367 428 UPC Distribution Services
13188 846 99 72 Educational Network
8551 752 370 41 Bezeq International
12479 687 797 53 Uni2 Autonomous System
58113 541 55 339 LIR DATACENTER TELECOM SRL
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 3213 1695 101 NET Servicos de Comunicao S.A
10620 2632 422 241 TVCABLE BOGOTA
7303 1727 1157 219 Telecom Argentina Stet-France
18881 1456 844 20 Global Village Telecom
8151 1284 2770 386 UniNet S.A. de C.V.
11830 945 364 15 Instituto Costarricense de El
27947 837 94 91 Telconet S.A
6503 792 434 63 AVANTEL, S.A.
6147 734 374 25 Telefonica Del Peru
3816 721 302 83 Empresa Nacional de Telecomun
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 1861 112 5 MOBITEL
24863 878 274 30 LINKdotNET AS number
6713 543 633 26 Itissalat Al-MAGHRIB
8452 433 956 9 TEDATA
24835 291 80 8 RAYA Telecom - Egypt
3741 258 921 217 The Internet Solution
36992 222 501 28 Etisalat MISR
15706 221 32 6 Sudatel Internet Exchange Aut
29571 220 17 12 Ci Telecom Autonomous system
12258 193 28 71 Vodacom Internet Company
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 3213 1695 101 NET Servicos de Comunicao S.A
6389 2971 3689 62 bellsouth.net, inc.
4766 2921 11561 921 Korea Telecom (KIX)
17974 2666 903 91 PT TELEKOMUNIKASI INDONESIA
10620 2632 422 241 TVCABLE BOGOTA
18566 2065 382 184 Covad Communications
7545 2061 321 112 TPG Internet Pty Ltd
22773 2041 2933 124 Cox Communications, Inc.
1785 2006 679 125 PaeTec Communications, Inc.
36998 1861 112 5 MOBITEL
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 2971 2909 bellsouth.net, inc.
17974 2666 2575 PT TELEKOMUNIKASI INDONESIA
10620 2632 2391 TVCABLE BOGOTA
4766 2921 2000 Korea Telecom (KIX)
7545 2061 1949 TPG Internet Pty Ltd
22773 2041 1917 Cox Communications, Inc.
18566 2065 1881 Covad Communications
1785 2006 1881 PaeTec Communications, Inc.
36998 1861 1856 MOBITEL
8402 1657 1641 Corbina telecom
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
30031 UNALLOCATED 12.27.122.0/24 7018 AT&T WorldNet Servic
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.103.0/24 209 Qwest
17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies,
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic
33649 UNALLOCATED 12.111.112.0/24 19029 New Edge Networks
30621 UNALLOCATED 12.151.74.0/23 7018 AT&T WorldNet Servic
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.100.0.0/24 4847 China Networks Inter-Exchange
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.90.128.0/18 27418 OUTOFWALL INC.
23.90.192.0/18 36086 Broad Communications Technolo
23.91.0.0/19 40676 Psychz Networks
23.91.32.0/19 36315 Servpac Inc.
23.92.16.0/21 8001 Net Access Corporation
23.92.24.0/22 6939 Hurricane Electric
23.92.48.0/20 62471 SupremeBytes, LLC
23.92.64.0/24 54540 Incero LLC
23.92.65.0/24 54540 Incero LLC
23.92.66.0/24 54540 Incero LLC
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 /9:11 /10:30 /11:93 /12:250
/13:480 /14:906 /15:1619 /16:12753 /17:6668 /18:11093
/19:22673 /20:32279 /21:34933 /22:49021 /23:42928 /24:246349
/25:879 /26:1005 /27:476 /28:44 /29:78 /30:17
/31:0 /32:18
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2016 2065 Covad Communications
36998 1826 1861 MOBITEL
6389 1714 2971 bellsouth.net, inc.
8402 1385 1657 Corbina telecom
22773 1329 2041 Cox Communications, Inc.
30036 1211 1348 Mediacom Communications Corp
11492 1181 1220 Cable One
1785 1078 2006 PaeTec Communications, Inc.
6983 1023 1151 ITC^Deltacom
10620 962 2632 TVCABLE BOGOTA
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:800 2:796 3:3 4:19 5:909 6:19
8:600 12:1893 13:2 14:872 15:11 16:3
17:11 18:19 20:18 23:361 24:1733 27:1554
31:1408 32:45 33:2 34:5 36:72 37:1838
38:899 39:4 40:179 41:3262 42:242 44:9
46:1960 47:4 49:665 50:838 52:12 54:37
55:5 57:26 58:1167 59:623 60:336 61:1415
62:1210 63:1987 64:4565 65:2244 66:4181 67:2078
68:1093 69:3300 70:863 71:495 72:2004 74:2538
75:325 76:303 77:1156 78:1057 79:628 80:1312
81:1020 82:636 83:588 84:579 85:1236 86:478
87:1048 88:538 89:1827 90:158 91:5596 92:636
93:1666 94:2025 95:1525 96:524 97:347 98:1039
99:44 100:29 101:597 103:3205 105:519 106:139
107:210 108:494 109:1861 110:952 111:1108 112:569
113:790 114:713 115:1031 116:976 117:804 118:1129
119:1293 120:368 121:740 122:1866 123:1243 124:1381
125:1416 128:615 129:223 130:310 131:664 132:350
133:160 134:280 135:67 136:275 137:268 138:347
139:177 140:200 141:321 142:552 143:390 144:493
145:94 146:530 147:483 148:680 149:355 150:150
151:556 152:415 153:194 154:26 155:483 156:273
157:408 158:282 159:750 160:352 161:462 162:620
163:222 164:628 165:560 166:255 167:603 168:1033
169:126 170:995 171:191 172:25 173:1593 174:515
175:495 176:1192 177:2077 178:1903 179:100 180:1522
181:684 182:1243 183:444 184:663 185:790 186:2453
187:1375 188:1894 189:1272 190:7016 192:6945 193:5850
194:4704 195:3600 196:1337 197:1005 198:4634 199:5433
200:5979 201:2596 202:8898 203:8880 204:4532 205:2601
206:2838 207:2899 208:3996 209:3627 210:2922 211:1556
212:2256 213:2047 214:925 215:101 216:5312 217:1645
218:623 219:314 220:1278 221:554 222:324 223:506
End of report