Routing Table Report 04:00 +10GMT Fri 30 Aug, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 465085
Prefixes after maximum aggregation: 187626
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 230927
Total ASes present in the Internet Routing Table: 44863
Prefixes per ASN: 10.37
Origin-only ASes present in the Internet Routing Table: 35064
Origin ASes announcing only one prefix: 16255
Transit ASes present in the Internet Routing Table: 5914
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 ( 36992) 22
Prefixes from unregistered ASNs in the Routing Table: 5316
Unregistered ASNs in the Routing Table: 1740
Number of 32-bit ASNs allocated by the RIRs: 4985
Number of 32-bit ASNs visible in the Routing Table: 3885
Prefixes from 32-bit ASNs in the Routing Table: 11847
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 354
Number of addresses announced to Internet: 2639069196
Equivalent to 157 /8s, 77 /16s and 0 /24s
Percentage of available address space announced: 71.3
Percentage of allocated address space announced: 71.3
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: 162764
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 110175
Total APNIC prefixes after maximum aggregation: 33436
APNIC Deaggregation factor: 3.30
Prefixes being announced from the APNIC address blocks: 112077
Unique aggregates announced from the APNIC address blocks: 46588
APNIC Region origin ASes present in the Internet Routing Table: 4872
APNIC Prefixes per ASN: 23.00
APNIC Region origin ASes announcing only one prefix: 1229
APNIC Region transit ASes present in the Internet Routing Table: 827
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: 651
Number of APNIC addresses announced to Internet: 727615744
Equivalent to 43 /8s, 94 /16s and 137 /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: 161346
Total ARIN prefixes after maximum aggregation: 81061
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 161829
Unique aggregates announced from the ARIN address blocks: 75290
ARIN Region origin ASes present in the Internet Routing Table: 15851
ARIN Prefixes per ASN: 10.21
ARIN Region origin ASes announcing only one prefix: 6022
ARIN Region transit ASes present in the Internet Routing Table: 1667
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: 1071043840
Equivalent to 63 /8s, 214 /16s and 213 /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: 119224
Total RIPE prefixes after maximum aggregation: 60931
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 123089
Unique aggregates announced from the RIPE address blocks: 79130
RIPE Region origin ASes present in the Internet Routing Table: 17392
RIPE Prefixes per ASN: 7.08
RIPE Region origin ASes announcing only one prefix: 8244
RIPE Region transit ASes present in the Internet Routing Table: 2813
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: 2393
Number of RIPE addresses announced to Internet: 657343716
Equivalent to 39 /8s, 46 /16s and 68 /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, 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: 50760
Total LACNIC prefixes after maximum aggregation: 9598
LACNIC Deaggregation factor: 5.29
Prefixes being announced from the LACNIC address blocks: 55497
Unique aggregates announced from the LACNIC address blocks: 25639
LACNIC Region origin ASes present in the Internet Routing Table: 1998
LACNIC Prefixes per ASN: 27.78
LACNIC Region origin ASes announcing only one prefix: 564
LACNIC Region transit ASes present in the Internet Routing Table: 373
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: 815
Number of LACNIC addresses announced to Internet: 135833896
Equivalent to 8 /8s, 24 /16s and 169 /24s
Percentage of available LACNIC address space announced: 81.0
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: 11629
Total AfriNIC prefixes after maximum aggregation: 2552
AfriNIC Deaggregation factor: 4.56
Prefixes being announced from the AfriNIC address blocks: 12239
Unique aggregates announced from the AfriNIC address blocks: 3953
AfriNIC Region origin ASes present in the Internet Routing Table: 655
AfriNIC Prefixes per ASN: 18.69
AfriNIC Region origin ASes announcing only one prefix: 196
AfriNIC Region transit ASes present in the Internet Routing Table: 139
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: 46555904
Equivalent to 2 /8s, 198 /16s and 99 /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 1765 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 1155 2128 337 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 3069 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 1673 1645 629 Charter Communications
4323 1611 1103 407 Time Warner Telecom
701 1522 11119 797 UUNET Technologies, Inc.
30036 1348 301 643 Mediacom Communications Corp
7018 1311 11277 827 AT&T WorldNet Services
11492 1198 211 396 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 1666 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 976 350 752 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 3217 1695 101 NET Servicos de Comunicao S.A
10620 2613 421 237 TVCABLE BOGOTA
7303 1733 1158 223 Telecom Argentina Stet-France
18881 1456 844 20 Global Village Telecom
8151 1284 2771 385 UniNet S.A. de C.V.
11830 944 364 25 Instituto Costarricense de El
27947 837 94 91 Telconet S.A
6503 793 434 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 870 274 30 LINKdotNET AS number
6713 543 633 26 Itissalat Al-MAGHRIB
8452 436 956 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 3217 1695 101 NET Servicos de Comunicao S.A
6389 3069 3689 62 bellsouth.net, inc.
4766 2921 11561 921 Korea Telecom (KIX)
17974 2666 903 91 PT TELEKOMUNIKASI INDONESIA
10620 2613 421 237 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 3069 3007 bellsouth.net, inc.
17974 2666 2575 PT TELEKOMUNIKASI INDONESIA
10620 2613 2376 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 1666 1650 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 /14:907 /15:1620 /16:12767 /17:6669 /18:11091
/19:22669 /20:32301 /21:34953 /22:49086 /23:42963 /24:246656
/25:881 /26:1011 /27:477 /28:44 /29:79 /30:17
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2016 2065 Covad Communications
36998 1826 1861 MOBITEL
6389 1714 3069 bellsouth.net, inc.
8402 1398 1666 Corbina telecom
22773 1329 2041 Cox Communications, Inc.
30036 1211 1348 Mediacom Communications Corp
11492 1162 1198 Cable One
1785 1078 2006 PaeTec Communications, Inc.
6983 1025 1153 ITC^Deltacom
10620 948 2613 TVCABLE BOGOTA
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:800 2:818 3:3 4:19 5:912 6:19
8:600 12:1894 13:2 14:873 15:11 16:3
17:11 18:19 20:18 23:367 24:1738 27:1555
31:1411 32:45 33:2 34:5 36:72 37:1837
38:898 39:4 40:179 41:3261 42:244 44:9
46:1962 47:4 49:666 50:838 52:12 54:37
55:3 57:26 58:1168 59:622 60:336 61:1415
62:1218 63:1994 64:4569 65:2299 66:4179 67:2075
68:1087 69:3302 70:863 71:496 72:2002 74:2537
75:327 76:300 77:1160 78:1049 79:629 80:1313
81:1022 82:636 83:589 84:578 85:1237 86:480
87:1040 88:538 89:1822 90:158 91:5592 92:635
93:1666 94:2025 95:1527 96:524 97:347 98:1034
99:44 100:29 101:597 103:3222 105:519 106:139
107:210 108:497 109:1857 110:953 111:1112 112:568
113:792 114:710 115:1031 116:974 117:805 118:1127
119:1293 120:369 121:740 122:1867 123:1244 124:1385
125:1416 128:613 129:223 130:310 131:670 132:351
133:160 134:279 135:67 136:275 137:268 138:347
139:177 140:197 141:320 142:552 143:384 144:493
145:94 146:531 147:492 148:680 149:355 150:151
151:561 152:415 153:194 154:26 155:482 156:272
157:407 158:282 159:749 160:351 161:462 162:626
163:222 164:628 165:560 166:255 167:605 168:1033
169:126 170:1081 171:191 172:25 173:1596 174:513
175:493 176:1192 177:2135 178:1903 179:106 180:1524
181:687 182:1244 183:443 184:639 185:792 186:2474
187:1370 188:1911 189:1263 190:7034 192:6949 193:5842
194:4708 195:3601 196:1336 197:1002 198:4645 199:5436
200:5993 201:2607 202:8893 203:8896 204:4525 205:2599
206:2811 207:2901 208:3995 209:3631 210:2927 211:1556
212:2257 213:2048 214:917 215:101 216:5315 217:1648
218:623 219:314 220:1277 221:554 222:324 223:497
End of report