Routing Table Report 05:00 +10GMT Sun 27 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 464619
Prefixes after maximum aggregation: 187710
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 233085
Total ASes present in the Internet Routing Table: 41118
Prefixes per ASN: 11.30
Origin-only ASes present in the Internet Routing Table: 35359
Origin ASes announcing only one prefix: 16289
Transit ASes present in the Internet Routing Table: 5751
Transit-only ASes present in the Internet Routing Table: 143
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 29
Max AS path prepend of ASN ( 55644) 25
Prefixes from unregistered ASNs in the Routing Table: 784
Unregistered ASNs in the Routing Table: 202
Number of 32-bit ASNs allocated by the RIRs: 5262
Number of 32-bit ASNs visible in the Routing Table: 8
Prefixes from 32-bit ASNs in the Routing Table: 12455
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 845
Number of addresses announced to Internet: 2651544380
Equivalent to 158 /8s, 11 /16s and 91 /24s
Percentage of available address space announced: 71.6
Percentage of allocated address space announced: 71.6
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: 161777
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 108550
Total APNIC prefixes after maximum aggregation: 33150
APNIC Deaggregation factor: 3.27
Prefixes being announced from the APNIC address blocks: 110627
Unique aggregates announced from the APNIC address blocks: 46887
APNIC Region origin ASes present in the Internet Routing Table: 4847
APNIC Prefixes per ASN: 22.82
APNIC Region origin ASes announcing only one prefix: 1227
APNIC Region transit ASes present in the Internet Routing Table: 819
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 2
Number of APNIC addresses announced to Internet: 729298748
Equivalent to 43 /8s, 120 /16s and 55 /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: 161469
Total ARIN prefixes after maximum aggregation: 80999
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162313
Unique aggregates announced from the ARIN address blocks: 75850
ARIN Region origin ASes present in the Internet Routing Table: 15853
ARIN Prefixes per ASN: 10.24
ARIN Region origin ASes announcing only one prefix: 6006
ARIN Region transit ASes present in the Internet Routing Table: 1613
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2
Number of ARIN addresses announced to Internet: 1073175808
Equivalent to 63 /8s, 247 /16s and 93 /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: 118260
Total RIPE prefixes after maximum aggregation: 61151
RIPE Deaggregation factor: 1.93
Prefixes being announced from the RIPE address blocks: 121924
Unique aggregates announced from the RIPE address blocks: 78891
RIPE Region origin ASes present in the Internet Routing Table: 17487
RIPE Prefixes per ASN: 6.97
RIPE Region origin ASes announcing only one prefix: 8304
RIPE Region transit ASes present in the Internet Routing Table: 2749
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 21
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1
Number of RIPE addresses announced to Internet: 656658176
Equivalent to 39 /8s, 35 /16s and 207 /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: 51662
Total LACNIC prefixes after maximum aggregation: 9729
LACNIC Deaggregation factor: 5.31
Prefixes being announced from the LACNIC address blocks: 56692
Unique aggregates announced from the LACNIC address blocks: 26696
LACNIC Region origin ASes present in the Internet Routing Table: 2026
LACNIC Prefixes per ASN: 27.98
LACNIC Region origin ASes announcing only one prefix: 556
LACNIC Region transit ASes present in the Internet Routing Table: 378
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2
Number of LACNIC addresses announced to Internet: 141017088
Equivalent to 8 /8s, 103 /16s and 192 /24s
Percentage of available LACNIC address space announced: 84.1
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: 11577
Total AfriNIC prefixes after maximum aggregation: 2558
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 12218
Unique aggregates announced from the AfriNIC address blocks: 4045
AfriNIC Region origin ASes present in the Internet Routing Table: 667
AfriNIC Prefixes per ASN: 18.32
AfriNIC Region origin ASes announcing only one prefix: 196
AfriNIC Region transit ASes present in the Internet Routing Table: 130
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1
Number of AfriNIC addresses announced to Internet: 48072448
Equivalent to 2 /8s, 221 /16s and 135 /24s
Percentage of available AfriNIC address space announced: 47.8
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
17974 2716 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2139 11550 641 Korea Telecom (KIX)
7545 2096 319 112 TPG Internet Pty Ltd
4755 1782 391 187 TATA Communications formerly
9829 1535 1241 45 BSNL National Internet Backbo
9498 1206 309 74 BHARTI Airtel Ltd.
9583 1187 90 513 Sify Limited
7552 1144 1080 13 Vietel Corporation
24560 1088 380 164 Bharti Airtel Ltd., Telemedia
4808 1053 1951 303 CNCGROUP IP network: China169
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3059 3689 58 BellSouth.net Inc.
22773 2188 2941 140 Cox Communications, Inc.
18566 2058 379 180 Covad Communications
1785 2034 684 129 PaeTec Communications, Inc.
20115 1681 1653 607 Charter Communications
4323 1625 1117 418 Time Warner Telecom
701 1504 11145 781 UUNET Technologies, Inc.
30036 1385 312 578 Mediacom Communications Corp
7018 1336 17778 865 AT&T WorldNet Services
6983 1293 755 578 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1791 544 17 OJSC "Vimpelcom"
34984 1361 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1092 395 836 Akamai Technologies European
31148 1000 44 19 FreeNet ISP
13188 884 99 58 TOV "Bank-Inform"
6830 774 2328 427 UPC Distribution Services
8551 755 370 41 Bezeq International
12479 686 800 49 Uni2 Autonomous System
35228 540 246 16 Avatar Broadband Limited
34744 515 158 54 SC GVM SISTEM 2003 SRL
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3459 1782 89 NET Servicos de Comunicao S.A
10620 2634 427 234 TVCABLE BOGOTA
7303 1725 1135 234 Telecom Argentina Stet-France
18881 1490 844 20 Global Village Telecom
8151 1331 2831 412 UniNet S.A. de C.V.
11830 865 364 15 Instituto Costarricense de El
27947 819 94 94 Telconet S.A
6503 785 434 64 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
3816 750 301 123 Empresa Nacional de Telecomun
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1854 112 5 Sudanese Mobile Telephone (ZA
24863 882 338 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 409 956 9 TEDATA
24835 294 144 9 RAYA Telecom - Egypt
3741 258 921 216 The Internet Solution
36992 226 501 29 Etisalat MISR
29571 224 17 12 Ci Telecom Autonomous system
15706 219 32 6 Sudatel Internet Exchange Aut
29975 192 668 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3459 1782 89 NET Servicos de Comunicao S.A
6389 3059 3689 58 BellSouth.net Inc.
17974 2716 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2634 427 234 TVCABLE BOGOTA
22773 2188 2941 140 Cox Communications, Inc.
4766 2139 11550 641 Korea Telecom (KIX)
7545 2096 319 112 TPG Internet Pty Ltd
18566 2058 379 180 Covad Communications
1785 2034 684 129 PaeTec Communications, Inc.
36998 1854 112 5 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/au/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3059 3001 BellSouth.net Inc.
17974 2716 2627 PT TELEKOMUNIKASI INDONESIA
10620 2634 2400 TVCABLE BOGOTA
22773 2188 2048 Cox Communications, Inc.
7545 2096 1984 TPG Internet Pty Ltd
1785 2034 1905 PaeTec Communications, Inc.
18566 2058 1878 Covad Communications
36998 1854 1849 Sudanese Mobile Telephone (ZA
8402 1791 1774 OJSC "Vimpelcom"
4755 1782 1595 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/au/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65010 PRIVATE 1.38.8.0/24 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.9.0/24 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.11.0/24 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.32.0/19 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.160.0/19 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.192.0/20 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.224.0/20 38266 Hutchison Essar Ltd.
65010 PRIVATE 1.38.240.0/21 38266 Hutchison Essar Ltd.
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio
Complete listing at http://thyme.rand.apnic.net/au/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/au/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.
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
23.91.160.0/22 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/au/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
/13:480 /14:922 /15:1636 /16:12860 /17:6690 /18:11096
/19:22878 /20:32616 /21:35242 /22:49504 /23:43025 /24:247041
/25:44 /26:34 /27:53 /28:36 /29:28 /30:31
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2011 2058 Covad Communications
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1709 3059 BellSouth.net Inc.
8402 1488 1791 OJSC "Vimpelcom"
22773 1454 2188 Cox Communications, Inc.
30036 1233 1385 Mediacom Communications Corp
11492 1197 1238 Cable One
1785 1084 2034 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 965 1241 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:857 2:798 3:3 4:17 5:999 6:20
8:609 12:1889 13:3 14:857 15:11 16:3
17:17 18:19 20:21 23:487 24:1736 27:1597
31:1482 32:45 33:2 34:5 36:83 37:1841
38:908 39:5 40:181 41:3168 42:247 44:13
46:2010 47:8 49:682 50:827 52:12 54:39
55:5 56:2 57:26 58:1102 59:575 60:358
61:1456 62:1203 63:1976 64:4547 65:2337 66:4139
67:2120 68:1106 69:3258 70:871 71:490 72:2018
74:2561 75:328 76:306 77:1170 78:1066 79:651
80:1292 81:1016 82:659 83:635 84:583 85:1238
86:415 87:1009 88:563 89:1650 90:155 91:5660
92:618 93:1594 94:2031 95:1598 96:508 97:344
98:1046 99:39 100:31 101:366 103:3467 105:525
106:143 107:213 108:526 109:1912 110:952 111:1094
112:580 113:808 114:734 115:1021 116:979 117:811
118:1177 119:1272 120:395 121:737 122:1835 123:1251
124:1287 125:1457 128:613 129:217 130:312 131:654
132:341 133:158 134:543 135:67 136:277 137:265
138:350 139:173 140:170 141:333 142:515 143:417
144:498 145:89 146:514 147:398 148:696 149:355
150:159 151:592 152:410 153:204 154:49 155:486
156:283 157:374 158:281 159:684 160:356 161:452
162:807 163:206 164:631 165:567 166:258 167:625
168:1038 169:127 170:1120 171:181 172:25 173:1606
174:671 175:503 176:1263 177:2337 178:1944 179:193
180:1602 181:760 182:1338 183:454 184:662 185:950
186:2654 187:1501 188:1847 189:1285 190:7085 192:7037
193:5396 194:4036 195:3316 196:1316 197:1014 198:4691
199:5448 200:6051 201:2494 202:8864 203:8942 204:4457
205:2611 206:2752 207:2795 208:3982 209:3634 210:2944
211:1563 212:2144 213:1980 214:893 215:91 216:5344
217:1691 218:621 219:311 220:1277 221:566 222:325
223:532
End of report