* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Thu 10 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 469485
Prefixes after maximum aggregation: 189234
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 232714
Total ASes present in the Internet Routing Table: 45152
Prefixes per ASN: 10.40
Origin-only ASes present in the Internet Routing Table: 35245
Origin ASes announcing only one prefix: 16245
Transit ASes present in the Internet Routing Table: 5908
Transit-only ASes present in the Internet Routing Table: 163
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 30
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 488
Unregistered ASNs in the Routing Table: 264
Number of 32-bit ASNs allocated by the RIRs: 5163
Number of 32-bit ASNs visible in the Routing Table: 3999
Prefixes from 32-bit ASNs in the Routing Table: 12352
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 719
Number of addresses announced to Internet: 2647914260
Equivalent to 157 /8s, 211 /16s and 247 /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: 164251
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111299
Total APNIC prefixes after maximum aggregation: 33814
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 113349
Unique aggregates announced from the APNIC address blocks: 46862
APNIC Region origin ASes present in the Internet Routing Table: 4871
APNIC Prefixes per ASN: 23.27
APNIC Region origin ASes announcing only one prefix: 1219
APNIC Region transit ASes present in the Internet Routing Table: 820
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 705
Number of APNIC addresses announced to Internet: 728467200
Equivalent to 43 /8s, 107 /16s and 135 /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: 162944
Total ARIN prefixes after maximum aggregation: 81630
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163425
Unique aggregates announced from the ARIN address blocks: 75947
ARIN Region origin ASes present in the Internet Routing Table: 15895
ARIN Prefixes per ASN: 10.28
ARIN Region origin ASes announcing only one prefix: 6005
ARIN Region transit ASes present in the Internet Routing Table: 1660
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 23
Number of ARIN addresses announced to Internet: 1073316608
Equivalent to 63 /8s, 249 /16s and 131 /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: 119001
Total RIPE prefixes after maximum aggregation: 61327
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 122576
Unique aggregates announced from the RIPE address blocks: 79011
RIPE Region origin ASes present in the Internet Routing Table: 17464
RIPE Prefixes per ASN: 7.02
RIPE Region origin ASes announcing only one prefix: 8262
RIPE Region transit ASes present in the Internet Routing Table: 2821
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2411
Number of RIPE addresses announced to Internet: 656417508
Equivalent to 39 /8s, 32 /16s and 34 /24s
Percentage of available RIPE address space announced: 95.4
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: 52122
Total LACNIC prefixes after maximum aggregation: 9844
LACNIC Deaggregation factor: 5.29
Prefixes being announced from the LACNIC address blocks: 57160
Unique aggregates announced from the LACNIC address blocks: 26308
LACNIC Region origin ASes present in the Internet Routing Table: 2037
LACNIC Prefixes per ASN: 28.06
LACNIC Region origin ASes announcing only one prefix: 566
LACNIC Region transit ASes present in the Internet Routing Table: 384
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 854
Number of LACNIC addresses announced to Internet: 140122928
Equivalent to 8 /8s, 90 /16s and 27 /24s
Percentage of available LACNIC address space announced: 83.5
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: 11608
Total AfriNIC prefixes after maximum aggregation: 2524
AfriNIC Deaggregation factor: 4.60
Prefixes being announced from the AfriNIC address blocks: 12256
Unique aggregates announced from the AfriNIC address blocks: 3974
AfriNIC Region origin ASes present in the Internet Routing Table: 652
AfriNIC Prefixes per ASN: 18.80
AfriNIC Region origin ASes announcing only one prefix: 193
AfriNIC Region transit ASes present in the Internet Routing Table: 134
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: 47579136
Equivalent to 2 /8s, 214 /16s and 0 /24s
Percentage of available AfriNIC address space announced: 47.3
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 2943 11563 946 Korea Telecom (KIX)
17974 2712 903 90 PT TELEKOMUNIKASI INDONESIA
7545 2078 320 111 TPG Internet Pty Ltd
4755 1779 391 187 TATA Communications formerly
9829 1556 1241 43 BSNL National Internet Backbo
9583 1237 93 507 Sify Limited
9498 1198 309 72 BHARTI Airtel Ltd.
4808 1190 2131 347 CNCGROUP IP network: China169
7552 1160 1080 13 Vietel Corporation
24560 1091 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 3060 3689 59 BellSouth.net Inc.
18566 2066 382 184 Covad Communications
22773 2062 2943 140 Cox Communications, Inc.
1785 2019 679 125 PaeTec Communications, Inc.
20115 1679 1651 616 Charter Communications
4323 1625 1119 419 Time Warner Telecom
701 1517 11148 790 UUNET Technologies, Inc.
30036 1338 301 638 Mediacom Communications Corp
7018 1332 17514 858 AT&T WorldNet Services
6983 1294 771 579 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 1857 544 17 OJSC "Vimpelcom"
34984 1364 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1057 389 811 Akamai Technologies European
31148 991 44 19 FreeNet ISP
6830 894 2365 427 UPC Distribution Services
13188 850 99 62 TOV "Bank-Inform"
8551 755 370 41 Bezeq International
12479 679 799 49 Uni2 Autonomous System
35228 540 246 16 Avatar Broadband Limited
3320 510 8416 404 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 3378 1736 89 NET Servicos de Comunicao S.A
10620 2600 423 249 TVCABLE BOGOTA
7303 1724 1135 233 Telecom Argentina Stet-France
18881 1462 844 20 Global Village Telecom
8151 1327 2786 416 UniNet S.A. de C.V.
11830 865 364 15 Instituto Costarricense de El
6503 860 434 62 AVANTEL, S.A.
27947 839 93 91 Telconet S.A
6147 800 373 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 882 274 29 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 426 956 9 TEDATA
24835 292 80 8 RAYA Telecom - Egypt
3741 258 921 216 The Internet Solution
29571 222 17 11 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 3378 1736 89 NET Servicos de Comunicao S.A
6389 3060 3689 59 BellSouth.net Inc.
4766 2943 11563 946 Korea Telecom (KIX)
17974 2712 903 90 PT TELEKOMUNIKASI INDONESIA
10620 2600 423 249 TVCABLE BOGOTA
7545 2078 320 111 TPG Internet Pty Ltd
18566 2066 382 184 Covad Communications
22773 2062 2943 140 Cox Communications, Inc.
1785 2019 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 3060 3001 BellSouth.net Inc.
17974 2712 2622 PT TELEKOMUNIKASI INDONESIA
10620 2600 2351 TVCABLE BOGOTA
4766 2943 1997 Korea Telecom (KIX)
7545 2078 1967 TPG Internet Pty Ltd
22773 2062 1922 Cox Communications, Inc.
1785 2019 1894 PaeTec Communications, Inc.
18566 2066 1882 Covad Communications
36998 1864 1859 Sudanese Mobile Telephone (ZA
8402 1857 1840 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
57773 UNALLOCATED 5.83.32.0/21 6718 NAV DATACENTER TELEC
60687 UNALLOCATED 5.153.104.0/21 2119 Telenor Internet Acc
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
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,
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.
23.91.80.0/20 21560 Capital Technology Services G
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
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 /12:251
/13:481 /14:914 /15:1624 /16:12825 /17:6699 /18:11227
/19:22975 /20:32644 /21:35338 /22:49885 /23:43107 /24:248830
/25:903 /26:991 /27:482 /28:48 /29:79 /30:20
/31:0 /32:12
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 1709 3060 BellSouth.net Inc.
8402 1575 1857 OJSC "Vimpelcom"
22773 1333 2062 Cox Communications, Inc.
30036 1195 1338 Mediacom Communications Corp
11492 1192 1233 Cable One
1785 1085 2019 PaeTec Communications, Inc.
6983 1034 1294 ITC^Deltacom
22561 962 1237 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:833 2:859 3:3 4:17 5:996 6:19
8:613 12:1897 13:3 14:875 15:11 16:3
17:14 18:19 20:21 23:453 24:1720 27:1602
31:1471 32:45 33:2 34:5 36:81 37:1842
38:911 39:3 40:181 41:3240 42:249 44:14
46:2025 47:6 49:679 50:846 52:12 54:39
55:4 56:2 57:26 58:1162 59:606 60:357
61:1429 62:1185 63:1981 64:4542 65:2350 66:4172
67:2096 68:1073 69:3283 70:858 71:497 72:1991
74:2565 75:326 76:306 77:1162 78:1075 79:650
80:1343 81:1020 82:623 83:588 84:596 85:1259
86:454 87:1006 88:555 89:1735 90:155 91:5633
92:611 93:1612 94:2022 95:1643 96:513 97:342
98:1034 99:43 100:31 101:617 103:3369 105:522
106:143 107:212 108:511 109:1897 110:968 111:1132
112:583 113:788 114:725 115:1019 116:990 117:830
118:1172 119:1284 120:380 121:739 122:1883 123:1217
124:1379 125:1424 128:621 129:324 130:324 131:671
132:349 133:158 134:548 135:67 136:276 137:265
138:348 139:182 140:196 141:325 142:545 143:420
144:504 145:92 146:516 147:402 148:700 149:352
150:155 151:615 152:412 153:200 154:47 155:487
156:282 157:419 158:284 159:762 160:350 161:453
162:755 163:227 164:634 165:570 166:257 167:621
168:1047 169:127 170:1082 171:202 172:25 173:1620
174:647 175:509 176:1233 177:2334 178:1920 179:164
180:1569 181:755 182:1338 183:477 184:653 185:918
186:2568 187:1496 188:1882 189:1372 190:7222 192:7023
193:5634 194:4071 195:3330 196:1323 197:993 198:4688
199:5477 200:6098 201:2530 202:8982 203:8942 204:4514
205:2629 206:2848 207:2899 208:4004 209:3622 210:2946
211:1572 212:2204 213:2017 214:905 215:99 216:5402
217:1683 218:621 219:315 220:1278 221:566 222:326
223:505
End of report
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