Routing Table Report 04:00 +10GMT Thu 28 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 473621
Prefixes after maximum aggregation: 189597
Deaggregation factor: 2.50
Unique aggregates announced to Internet: 234922
Total ASes present in the Internet Routing Table: 41353
Prefixes per ASN: 11.45
Origin-only ASes present in the Internet Routing Table: 35398
Origin ASes announcing only one prefix: 16274
Transit ASes present in the Internet Routing Table: 5955
Transit-only ASes present in the Internet Routing Table: 169
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 103
Max AS path prepend of ASN ( 50404) 101
Prefixes from unregistered ASNs in the Routing Table: 1006
Unregistered ASNs in the Routing Table: 283
Number of 32-bit ASNs allocated by the RIRs: 5406
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 13243
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 1231
Number of addresses announced to Internet: 2656050012
Equivalent to 158 /8s, 80 /16s and 27 /24s
Percentage of available address space announced: 71.7
Percentage of allocated address space announced: 71.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.3
Total number of prefixes smaller than registry allocations: 165203
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 112466
Total APNIC prefixes after maximum aggregation: 34060
APNIC Deaggregation factor: 3.30
Prefixes being announced from the APNIC address blocks: 114723
Unique aggregates announced from the APNIC address blocks: 47883
APNIC Region origin ASes present in the Internet Routing Table: 4876
APNIC Prefixes per ASN: 23.53
APNIC Region origin ASes announcing only one prefix: 1215
APNIC Region transit ASes present in the Internet Routing Table: 833
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 0
Number of APNIC addresses announced to Internet: 729088704
Equivalent to 43 /8s, 117 /16s and 2 /24s
Percentage of available APNIC address space announced: 85.2
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: 162968
Total ARIN prefixes after maximum aggregation: 81671
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163781
Unique aggregates announced from the ARIN address blocks: 75901
ARIN Region origin ASes present in the Internet Routing Table: 15936
ARIN Prefixes per ASN: 10.28
ARIN Region origin ASes announcing only one prefix: 6006
ARIN Region transit ASes present in the Internet Routing Table: 1659
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: 0
Number of ARIN addresses announced to Internet: 1073753216
Equivalent to 64 /8s, 0 /16s and 44 /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: 119410
Total RIPE prefixes after maximum aggregation: 61041
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 123121
Unique aggregates announced from the RIPE address blocks: 78849
RIPE Region origin ASes present in the Internet Routing Table: 17516
RIPE Prefixes per ASN: 7.03
RIPE Region origin ASes announcing only one prefix: 8295
RIPE Region transit ASes present in the Internet Routing Table: 2822
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 103
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 656056292
Equivalent to 39 /8s, 26 /16s and 159 /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: 53094
Total LACNIC prefixes after maximum aggregation: 10014
LACNIC Deaggregation factor: 5.30
Prefixes being announced from the LACNIC address blocks: 58390
Unique aggregates announced from the LACNIC address blocks: 27280
LACNIC Region origin ASes present in the Internet Routing Table: 2044
LACNIC Prefixes per ASN: 28.57
LACNIC Region origin ASes announcing only one prefix: 550
LACNIC Region transit ASes present in the Internet Routing Table: 399
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 144258616
Equivalent to 8 /8s, 153 /16s and 54 /24s
Percentage of available LACNIC address space announced: 86.0
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: 11733
Total AfriNIC prefixes after maximum aggregation: 2608
AfriNIC Deaggregation factor: 4.50
Prefixes being announced from the AfriNIC address blocks: 12375
Unique aggregates announced from the AfriNIC address blocks: 4027
AfriNIC Region origin ASes present in the Internet Routing Table: 690
AfriNIC Prefixes per ASN: 17.93
AfriNIC Region origin ASes announcing only one prefix: 208
AfriNIC Region transit ASes present in the Internet Routing Table: 140
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: 0
Number of AfriNIC addresses announced to Internet: 48723456
Equivalent to 2 /8s, 231 /16s and 118 /24s
Percentage of available AfriNIC address space announced: 48.4
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 2931 11557 940 Korea Telecom (KIX)
17974 2715 902 88 PT TELEKOMUNIKASI INDONESIA
7545 2111 319 111 TPG Internet Pty Ltd
4755 1792 392 190 TATA Communications formerly
9829 1544 1245 45 BSNL National Internet Backbo
9583 1251 95 510 Sify Limited
9498 1213 309 73 BHARTI Airtel Ltd.
7552 1165 1080 13 Vietel Corporation
4808 1144 2119 337 CNCGROUP IP network: China169
24560 1096 382 166 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 3042 3688 53 BellSouth.net Inc.
22773 2208 2939 136 Cox Communications, Inc.
18566 2055 379 178 MegaPath Corporation
1785 2044 685 132 PaeTec Communications, Inc.
20115 1682 1653 602 Charter Communications
4323 1642 1098 419 Time Warner Telecom
701 1507 11144 781 MCI Communications Services,
30036 1396 316 574 Mediacom Communications Corp
7018 1332 17779 872 AT&T WorldNet Services
6983 1293 755 578 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 1958 544 16 OJSC "Vimpelcom"
34984 1366 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1177 445 890 Akamai Technologies European
31148 1010 45 20 FreeNet ISP
13188 896 99 48 TOV "Bank-Inform"
6849 857 363 39 JSC UKRTELECOM,
8551 784 370 41 Bezeq International
6830 744 2325 400 UPC Distribution Services
12479 677 798 53 Uni2 Autonomous System
35228 549 246 16 Avatar Broadband Limited
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 3392 1803 89 NET Servicos de Comunicao S.A
10620 2671 433 213 Telmex Colombia S.A.
7303 1729 1151 232 Telecom Argentina Stet-France
18881 1699 908 20 Global Village Telecom
8151 1358 2850 420 UniNet S.A. de C.V.
11830 867 364 15 Instituto Costarricense de El
27947 846 93 90 Telconet S.A
6147 787 373 27 Telefonica Del Peru
6503 787 434 61 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 869 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 412 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
29571 227 17 14 Ci Telecom Autonomous system
15706 221 32 6 Sudatel Internet Exchange Aut
36992 217 484 30 Etisalat MISR
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 3392 1803 89 NET Servicos de Comunicao S.A
6389 3042 3688 53 BellSouth.net Inc.
4766 2931 11557 940 Korea Telecom (KIX)
17974 2715 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2671 433 213 Telmex Colombia S.A.
22773 2208 2939 136 Cox Communications, Inc.
7545 2111 319 111 TPG Internet Pty Ltd
18566 2055 379 178 MegaPath Corporation
1785 2044 685 132 PaeTec Communications, Inc.
8402 1958 544 16 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 3042 2989 BellSouth.net Inc.
17974 2715 2627 PT TELEKOMUNIKASI INDONESIA
10620 2671 2458 Telmex Colombia S.A.
22773 2208 2072 Cox Communications, Inc.
7545 2111 2000 TPG Internet Pty Ltd
4766 2931 1991 Korea Telecom (KIX)
8402 1958 1942 OJSC "Vimpelcom"
1785 2044 1912 PaeTec Communications, Inc.
18566 2055 1877 MegaPath Corporation
36998 1864 1859 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
62828 UNALLOCATED 8.21.130.0/24 4323 Time Warner Telecom
62850 UNALLOCATED 8.25.147.0/24 46887 Lightower Fiber Netw
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio
65160 PRIVATE 12.1.58.0/24 17361 Sungard Trading Syst
65160 PRIVATE 12.1.59.0/24 17361 Sungard Trading Syst
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom
62861 UNALLOCATED 12.37.197.0/24 7018 AT&T WorldNet Servic
13317 UNALLOCATED 12.44.10.0/24 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.
23.91.0.0/19 40676 Psychz Networks
23.91.4.0/24 40676 Psychz Networks
23.91.14.0/24 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 37958 ChinaCache Networks ASN
23.91.112.0/21 32475 MidPhase Inc.
23.91.120.0/21 36351 SoftLayer Technologies Inc.
23.91.160.0/19 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 /12:253
/13:475 /14:925 /15:1629 /16:12839 /17:6780 /18:11346
/19:23141 /20:32963 /21:35575 /22:50121 /23:43940 /24:250971
/25:880 /26:993 /27:474 /28:49 /29:81 /30:22
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2009 2055 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1700 3042 BellSouth.net Inc.
8402 1641 1958 OJSC "Vimpelcom"
22773 1462 2208 Cox Communications, Inc.
30036 1237 1396 Mediacom Communications Corp
11492 1195 1233 Cable One
1785 1088 2044 PaeTec Communications, Inc.
6983 1035 1293 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)
----------------------------------------------
1:907 2:872 3:3 4:17 5:1025 6:21
8:611 12:1875 13:3 14:901 15:11 16:3
17:18 18:19 20:25 23:602 24:1760 27:1711
31:1516 32:45 33:2 34:5 36:87 37:1940
38:919 39:5 40:182 41:3252 42:290 44:14
46:2045 47:10 49:696 50:857 52:12 54:44
55:5 56:4 57:26 58:1169 59:577 60:368
61:1493 62:1249 63:1976 64:4388 65:2348 66:4155
67:2093 68:1087 69:3301 70:898 71:488 72:2019
74:2586 75:317 76:304 77:1221 78:1081 79:668
80:1267 81:1049 82:628 83:681 84:593 85:1252
86:376 87:1006 88:555 89:1542 90:152 91:5685
92:611 93:1604 94:2079 95:1538 96:516 97:347
98:1065 99:41 100:32 101:656 103:3713 105:528
106:142 107:218 108:537 109:1993 110:979 111:1116
112:609 113:813 114:764 115:1056 116:1008 117:833
118:1188 119:1292 120:340 121:761 122:1871 123:1271
124:1423 125:1431 128:659 129:232 130:353 131:669
132:353 133:158 134:305 135:72 136:276 137:251
138:351 139:179 140:198 141:334 142:548 143:396
144:497 145:90 146:534 147:414 148:771 149:370
150:153 151:648 152:412 153:205 154:53 155:502
156:306 157:418 158:285 159:783 160:361 161:457
162:868 163:226 164:622 165:586 166:261 167:637
168:1044 169:125 170:1109 171:184 172:27 173:1627
174:665 175:531 176:1317 177:2521 178:1873 179:290
180:1594 181:867 182:1402 183:472 184:629 185:1069
186:2643 187:1453 188:1853 189:1255 190:7304 192:7084
193:5423 194:4020 195:3363 196:1331 197:1034 198:4767
199:5507 200:6053 201:2517 202:9015 203:8915 204:4547
205:2652 206:2843 207:2810 208:3966 209:3627 210:3066
211:1593 212:2155 213:2005 214:892 215:86 216:5407
217:1702 218:627 219:323 220:1278 221:584 222:328
223:517
End of report