Routing Table Report 04:00 +10GMT Wed 02 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 468437
Prefixes after maximum aggregation: 188959
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 232393
Total ASes present in the Internet Routing Table: 45085
Prefixes per ASN: 10.39
Origin-only ASes present in the Internet Routing Table: 35225
Origin ASes announcing only one prefix: 16248
Transit ASes present in the Internet Routing Table: 5890
Transit-only ASes present in the Internet Routing Table: 164
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: 302
Unregistered ASNs in the Routing Table: 168
Number of 32-bit ASNs allocated by the RIRs: 5126
Number of 32-bit ASNs visible in the Routing Table: 3970
Prefixes from 32-bit ASNs in the Routing Table: 12174
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 618
Number of addresses announced to Internet: 2646018324
Equivalent to 157 /8s, 183 /16s and 9 /24s
Percentage of available address space announced: 71.5
Percentage of allocated address space announced: 71.5
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.0
Total number of prefixes smaller than registry allocations: 163896
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111221
Total APNIC prefixes after maximum aggregation: 33779
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 113274
Unique aggregates announced from the APNIC address blocks: 46792
APNIC Region origin ASes present in the Internet Routing Table: 4873
APNIC Prefixes per ASN: 23.25
APNIC Region origin ASes announcing only one prefix: 1217
APNIC Region transit ASes present in the Internet Routing Table: 829
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 20
Number of APNIC region 32-bit ASNs visible in the Routing Table: 697
Number of APNIC addresses announced to Internet: 728553472
Equivalent to 43 /8s, 108 /16s and 216 /24s
Percentage of available APNIC address space announced: 85.1
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: 162719
Total ARIN prefixes after maximum aggregation: 81548
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163243
Unique aggregates announced from the ARIN address blocks: 75897
ARIN Region origin ASes present in the Internet Routing Table: 15888
ARIN Prefixes per ASN: 10.27
ARIN Region origin ASes announcing only one prefix: 6009
ARIN Region transit ASes present in the Internet Routing Table: 1653
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 22
Number of ARIN addresses announced to Internet: 1072996352
Equivalent to 63 /8s, 244 /16s and 160 /24s
Percentage of available ARIN address space announced: 56.8
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: 118760
Total RIPE prefixes after maximum aggregation: 61215
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 122329
Unique aggregates announced from the RIPE address blocks: 78870
RIPE Region origin ASes present in the Internet Routing Table: 17447
RIPE Prefixes per ASN: 7.01
RIPE Region origin ASes announcing only one prefix: 8263
RIPE Region transit ASes present in the Internet Routing Table: 2797
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2402
Number of RIPE addresses announced to Internet: 656582628
Equivalent to 39 /8s, 34 /16s and 167 /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, 61952-62463, 196608-200191
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: 51841
Total LACNIC prefixes after maximum aggregation: 9793
LACNIC Deaggregation factor: 5.29
Prefixes being announced from the LACNIC address blocks: 56784
Unique aggregates announced from the LACNIC address blocks: 26307
LACNIC Region origin ASes present in the Internet Routing Table: 2033
LACNIC Prefixes per ASN: 27.93
LACNIC Region origin ASes announcing only one prefix: 571
LACNIC Region transit ASes present in the Internet Routing Table: 381
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 843
Number of LACNIC addresses announced to Internet: 139408944
Equivalent to 8 /8s, 79 /16s and 54 /24s
Percentage of available LACNIC address space announced: 83.1
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: 11570
Total AfriNIC prefixes after maximum aggregation: 2543
AfriNIC Deaggregation factor: 4.55
Prefixes being announced from the AfriNIC address blocks: 12189
Unique aggregates announced from the AfriNIC address blocks: 3993
AfriNIC Region origin ASes present in the Internet Routing Table: 653
AfriNIC Prefixes per ASN: 18.67
AfriNIC Region origin ASes announcing only one prefix: 188
AfriNIC Region transit ASes present in the Internet Routing Table: 137
Average AfriNIC Region AS path length visible: 4.9
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: 46730240
Equivalent to 2 /8s, 201 /16s and 12 /24s
Percentage of available AfriNIC address space announced: 46.4
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 2946 11562 945 Korea Telecom (KIX)
17974 2699 903 90 PT TELEKOMUNIKASI INDONESIA
7545 2084 321 112 TPG Internet Pty Ltd
4755 1757 391 187 TATA Communications formerly
9829 1548 1236 41 BSNL National Internet Backbo
9583 1237 93 507 Sify Limited
9498 1195 309 72 BHARTI Airtel Ltd.
4808 1191 2131 347 CNCGROUP IP network: China169
7552 1163 1080 13 Vietel Corporation
24560 1090 380 164 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 3062 3689 59 BellSouth.net Inc.
18566 2066 382 184 Covad Communications
22773 2039 2933 124 Cox Communications, Inc.
1785 2018 679 125 PaeTec Communications, Inc.
20115 1680 1651 625 Charter Communications
4323 1622 1103 418 Time Warner Telecom
701 1522 11149 794 UUNET Technologies, Inc.
7018 1344 17483 854 AT&T WorldNet Services
30036 1329 299 643 Mediacom Communications Corp
6983 1286 772 579 ITC^Deltacom
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 1844 544 17 OJSC "Vimpelcom"
34984 1363 244 221 TELLCOM ILETISIM HIZMETLERI A
20940 1026 376 795 Akamai Technologies European
31148 990 43 19 FreeNet ISP
6830 894 2365 428 UPC Distribution Services
13188 849 99 67 TOV "Bank-Inform"
8551 750 370 41 Bezeq International
12479 673 799 49 Uni2 Autonomous System
35228 528 246 16 Avatar Broadband Limited
3320 511 8416 406 Deutsche Telekom AG
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 3350 1733 92 NET Servicos de Comunicao S.A
10620 2583 421 245 TVCABLE BOGOTA
7303 1715 1133 229 Telecom Argentina Stet-France
18881 1461 844 20 Global Village Telecom
8151 1339 2801 413 UniNet S.A. de C.V.
11830 865 364 15 Instituto Costarricense de El
6503 849 434 63 AVANTEL, S.A.
27947 835 93 90 Telconet S.A
6147 799 373 27 Telefonica Del Peru
7738 780 1498 36 Telecomunicacoes da Bahia 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 1864 112 5 Sudanese Mobile Telephone (ZA
24863 883 306 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 422 956 9 TEDATA
24835 291 80 8 RAYA Telecom - Egypt
3741 258 921 216 The Internet Solution
29571 223 17 12 Ci Telecom Autonomous system
36992 222 501 28 Etisalat MISR
15706 221 32 6 Sudatel Internet Exchange Aut
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 3350 1733 92 NET Servicos de Comunicao S.A
6389 3062 3689 59 BellSouth.net Inc.
4766 2946 11562 945 Korea Telecom (KIX)
17974 2699 903 90 PT TELEKOMUNIKASI INDONESIA
10620 2583 421 245 TVCABLE BOGOTA
7545 2084 321 112 TPG Internet Pty Ltd
18566 2066 382 184 Covad Communications
22773 2039 2933 124 Cox Communications, Inc.
1785 2018 679 125 PaeTec Communications, Inc.
36998 1864 112 5 Sudanese Mobile Telephone (ZA
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 3062 3003 BellSouth.net Inc.
17974 2699 2609 PT TELEKOMUNIKASI INDONESIA
10620 2583 2338 TVCABLE BOGOTA
4766 2946 2001 Korea Telecom (KIX)
7545 2084 1972 TPG Internet Pty Ltd
22773 2039 1915 Cox Communications, Inc.
1785 2018 1893 PaeTec Communications, Inc.
18566 2066 1882 Covad Communications
36998 1864 1859 Sudanese Mobile Telephone (ZA
8402 1844 1827 OJSC "Vimpelcom"
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
62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom
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
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.
23.91.96.0/20 40676 Psychz Networks
23.91.112.0/21 32475 MidPhase Inc.
23.91.160.0/22 36493 3757277 Canada Inc. (oa 295.c
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
23.91.164.0/22 36493 3757277 Canada Inc. (oa 295.c
23.91.168.0/22 36493 3757277 Canada Inc. (oa 295.c
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 /10:31 /11:92 /12:250
/13:480 /14:914 /15:1627 /16:12822 /17:6692 /18:11214
/19:22952 /20:32559 /21:35194 /22:49674 /23:43076 /24:248320
/25:890 /26:988 /27:475 /28:48 /29:78 /30:20
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2017 2066 Covad Communications
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1711 3062 BellSouth.net Inc.
8402 1560 1844 OJSC "Vimpelcom"
22773 1325 2039 Cox Communications, Inc.
11492 1192 1233 Cable One
30036 1188 1329 Mediacom Communications Corp
1785 1084 2018 PaeTec Communications, Inc.
6983 1026 1286 ITC^Deltacom
22561 964 1240 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:849 2:857 3:3 4:17 5:985 6:19
8:611 12:1895 13:3 14:870 15:11 16:3
17:13 18:19 20:21 23:446 24:1704 27:1595
31:1478 32:45 33:2 34:5 36:81 37:1808
38:907 39:3 40:179 41:3243 42:249 44:13
46:2010 47:5 49:676 50:838 52:12 54:39
55:3 57:26 58:1164 59:611 60:351 61:1426
62:1185 63:1994 64:4544 65:2353 66:4190 67:2073
68:1090 69:3327 70:857 71:495 72:1984 74:2556
75:327 76:303 77:1172 78:1055 79:644 80:1342
81:1033 82:624 83:584 84:591 85:1279 86:454
87:1000 88:551 89:1725 90:155 91:5633 92:609
93:1620 94:1974 95:1632 96:516 97:342 98:1040
99:43 100:31 101:611 103:3387 105:520 106:143
107:208 108:510 109:1881 110:977 111:1125 112:580
113:801 114:719 115:1014 116:997 117:822 118:1168
119:1283 120:370 121:733 122:1886 123:1251 124:1385
125:1424 128:623 129:321 130:321 131:650 132:349
133:162 134:542 135:67 136:269 137:266 138:349
139:180 140:182 141:325 142:549 143:417 144:503
145:105 146:516 147:403 148:693 149:352 150:159
151:617 152:412 153:199 154:48 155:486 156:281
157:422 158:285 159:768 160:347 161:451 162:723
163:229 164:634 165:546 166:258 167:622 168:1048
169:128 170:1080 171:202 172:25 173:1609 174:664
175:505 176:1239 177:2333 178:1897 179:139 180:1555
181:741 182:1329 183:462 184:657 185:899 186:2570
187:1474 188:1891 189:1341 190:7161 192:6972 193:5624
194:4073 195:3332 196:1312 197:989 198:4687 199:5475
200:6070 201:2554 202:8983 203:8923 204:4507 205:2622
206:2854 207:2905 208:4006 209:3613 210:2949 211:1574
212:2256 213:2019 214:909 215:99 216:5334 217:1664
218:623 219:323 220:1279 221:565 222:326 223:502
End of report