Routing Table Report 04:00 +10GMT Tue 15 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 469510
Prefixes after maximum aggregation: 189147
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 232907
Total ASes present in the Internet Routing Table: 45187
Prefixes per ASN: 10.39
Origin-only ASes present in the Internet Routing Table: 35258
Origin ASes announcing only one prefix: 16259
Transit ASes present in the Internet Routing Table: 5916
Transit-only ASes present in the Internet Routing Table: 159
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 35
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 310
Unregistered ASNs in the Routing Table: 176
Number of 32-bit ASNs allocated by the RIRs: 5190
Number of 32-bit ASNs visible in the Routing Table: 4013
Prefixes from 32-bit ASNs in the Routing Table: 12437
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 739
Number of addresses announced to Internet: 2647485420
Equivalent to 157 /8s, 205 /16s and 107 /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: 95.1
Total number of prefixes smaller than registry allocations: 164460
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111316
Total APNIC prefixes after maximum aggregation: 33877
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 113386
Unique aggregates announced from the APNIC address blocks: 46827
APNIC Region origin ASes present in the Internet Routing Table: 4878
APNIC Prefixes per ASN: 23.24
APNIC Region origin ASes announcing only one prefix: 1224
APNIC Region transit ASes present in the Internet Routing Table: 832
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: 709
Number of APNIC addresses announced to Internet: 728111360
Equivalent to 43 /8s, 102 /16s and 25 /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: 163035
Total ARIN prefixes after maximum aggregation: 81435
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163495
Unique aggregates announced from the ARIN address blocks: 75962
ARIN Region origin ASes present in the Internet Routing Table: 15897
ARIN Prefixes per ASN: 10.28
ARIN Region origin ASes announcing only one prefix: 6011
ARIN Region transit ASes present in the Internet Routing Table: 1662
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 23
Number of ARIN addresses announced to Internet: 1072667136
Equivalent to 63 /8s, 239 /16s and 154 /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: 118807
Total RIPE prefixes after maximum aggregation: 61308
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 122403
Unique aggregates announced from the RIPE address blocks: 78976
RIPE Region origin ASes present in the Internet Routing Table: 17474
RIPE Prefixes per ASN: 7.00
RIPE Region origin ASes announcing only one prefix: 8268
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: 2413
Number of RIPE addresses announced to Internet: 656428772
Equivalent to 39 /8s, 32 /16s and 78 /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: 52083
Total LACNIC prefixes after maximum aggregation: 9886
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 57169
Unique aggregates announced from the LACNIC address blocks: 26538
LACNIC Region origin ASes present in the Internet Routing Table: 2036
LACNIC Prefixes per ASN: 28.08
LACNIC Region origin ASes announcing only one prefix: 564
LACNIC Region transit ASes present in the Internet Routing Table: 382
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 862
Number of LACNIC addresses announced to Internet: 140450312
Equivalent to 8 /8s, 95 /16s and 26 /24s
Percentage of available LACNIC address space announced: 83.7
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: 11669
Total AfriNIC prefixes after maximum aggregation: 2541
AfriNIC Deaggregation factor: 4.59
Prefixes being announced from the AfriNIC address blocks: 12318
Unique aggregates announced from the AfriNIC address blocks: 3984
AfriNIC Region origin ASes present in the Internet Routing Table: 654
AfriNIC Prefixes per ASN: 18.83
AfriNIC Region origin ASes announcing only one prefix: 192
AfriNIC Region transit ASes present in the Internet Routing Table: 134
Average AfriNIC Region AS path length visible: 4.8
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: 47750656
Equivalent to 2 /8s, 216 /16s and 158 /24s
Percentage of available AfriNIC address space announced: 47.4
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 2944 11563 946 Korea Telecom (KIX)
17974 2714 903 90 PT TELEKOMUNIKASI INDONESIA
7545 2090 319 112 TPG Internet Pty Ltd
4755 1779 391 187 TATA Communications formerly
9829 1547 1241 43 BSNL National Internet Backbo
9498 1203 309 74 BHARTI Airtel Ltd.
4808 1191 2131 347 CNCGROUP IP network: China169
9583 1179 89 513 Sify Limited
7552 1156 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.
22773 2170 2943 140 Cox Communications, Inc.
18566 2066 382 184 Covad Communications
1785 2020 679 126 PaeTec Communications, Inc.
20115 1678 1651 615 Charter Communications
4323 1620 1104 421 Time Warner Telecom
701 1517 11148 790 UUNET Technologies, Inc.
30036 1385 310 568 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 1865 544 17 OJSC "Vimpelcom"
34984 1361 244 219 TELLCOM ILETISIM HIZMETLERI A
20940 1061 391 815 Akamai Technologies European
31148 993 44 20 FreeNet ISP
6830 894 2334 426 UPC Distribution Services
13188 875 99 62 TOV "Bank-Inform"
8551 749 370 41 Bezeq International
12479 688 799 49 Uni2 Autonomous System
35228 541 246 16 Avatar Broadband Limited
34744 516 157 53 SC GVM SISTEM 2003 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 3394 1752 90 NET Servicos de Comunicao S.A
10620 2602 423 249 TVCABLE BOGOTA
7303 1724 1135 233 Telecom Argentina Stet-France
18881 1468 844 20 Global Village Telecom
8151 1324 2813 412 UniNet S.A. de C.V.
11830 865 364 15 Instituto Costarricense de El
27947 839 93 90 Telconet S.A
6147 801 373 27 Telefonica Del Peru
6503 789 434 63 AVANTEL, S.A.
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 881 274 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 223 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 3394 1752 90 NET Servicos de Comunicao S.A
6389 3060 3689 59 BellSouth.net Inc.
4766 2944 11563 946 Korea Telecom (KIX)
17974 2714 903 90 PT TELEKOMUNIKASI INDONESIA
10620 2602 423 249 TVCABLE BOGOTA
22773 2170 2943 140 Cox Communications, Inc.
7545 2090 319 112 TPG Internet Pty Ltd
18566 2066 382 184 Covad Communications
1785 2020 679 126 PaeTec Communications, Inc.
8402 1865 544 17 OJSC "Vimpelcom"
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 2714 2624 PT TELEKOMUNIKASI INDONESIA
10620 2602 2353 TVCABLE BOGOTA
22773 2170 2030 Cox Communications, Inc.
4766 2944 1998 Korea Telecom (KIX)
7545 2090 1978 TPG Internet Pty Ltd
1785 2020 1894 PaeTec Communications, Inc.
18566 2066 1882 Covad Communications
36998 1864 1859 Sudanese Mobile Telephone (ZA
8402 1865 1848 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
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio
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
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 /14:915 /15:1627 /16:12812 /17:6708 /18:11234
/19:22987 /20:32623 /21:35340 /22:49970 /23:43144 /24:248748
/25:897 /26:991 /27:477 /28:46 /29:79 /30:16
/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 1709 3060 BellSouth.net Inc.
8402 1556 1865 OJSC "Vimpelcom"
22773 1440 2170 Cox Communications, Inc.
30036 1240 1385 Mediacom Communications Corp
11492 1192 1233 Cable One
1785 1085 2020 PaeTec Communications, Inc.
6983 1034 1294 ITC^Deltacom
22561 966 1241 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:845 2:816 3:3 4:17 5:994 6:20
8:615 12:1893 13:3 14:873 15:11 16:3
17:17 18:19 20:21 23:470 24:1716 27:1616
31:1469 32:45 33:2 34:5 36:81 37:1847
38:913 39:3 40:181 41:3252 42:249 44:14
46:2026 47:6 49:683 50:838 52:12 54:39
55:3 56:2 57:26 58:1166 59:574 60:359
61:1430 62:1188 63:1979 64:4553 65:2347 66:4168
67:2124 68:1099 69:3295 70:872 71:496 72:2018
74:2571 75:327 76:307 77:1167 78:1086 79:651
80:1330 81:1020 82:617 83:588 84:597 85:1206
86:453 87:1023 88:557 89:1734 90:155 91:5645
92:606 93:1605 94:2038 95:1633 96:518 97:342
98:1049 99:42 100:31 101:613 103:3433 105:522
106:143 107:211 108:511 109:1904 110:967 111:1133
112:581 113:790 114:723 115:1040 116:991 117:831
118:1171 119:1293 120:379 121:746 122:1885 123:1212
124:1361 125:1427 128:647 129:235 130:324 131:668
132:347 133:158 134:547 135:67 136:279 137:240
138:348 139:178 140:196 141:316 142:547 143:413
144:496 145:96 146:517 147:401 148:701 149:353
150:156 151:613 152:414 153:201 154:47 155:486
156:283 157:422 158:282 159:773 160:350 161:455
162:776 163:225 164:631 165:564 166:258 167:622
168:1042 169:127 170:1118 171:191 172:25 173:1615
174:678 175:509 176:1235 177:2354 178:1927 179:184
180:1570 181:756 182:1341 183:483 184:654 185:939
186:2606 187:1493 188:1853 189:1294 190:7231 192:7058
193:5421 194:4032 195:3321 196:1329 197:1006 198:4734
199:5472 200:6090 201:2533 202:8974 203:8896 204:4530
205:2636 206:2838 207:2913 208:4003 209:3638 210:2931
211:1573 212:2207 213:2016 214:904 215:99 216:5365
217:1687 218:620 219:314 220:1280 221:557 222:326
223:507
End of report