Routing Table Report 05:00 +10GMT Tue 29 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/au/
Analysis Summary
----------------
BGP routing table entries examined: 464838
Prefixes after maximum aggregation: 187449
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 232771
Total ASes present in the Internet Routing Table: 45202
Prefixes per ASN: 10.28
Origin-only ASes present in the Internet Routing Table: 35369
Origin ASes announcing only one prefix: 16298
Transit ASes present in the Internet Routing Table: 5764
Transit-only ASes present in the Internet Routing Table: 145
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: 787
Unregistered ASNs in the Routing Table: 202
Number of 32-bit ASNs allocated by the RIRs: 5264
Number of 32-bit ASNs visible in the Routing Table: 4069
Prefixes from 32-bit ASNs in the Routing Table: 12494
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 846
Number of addresses announced to Internet: 2651096892
Equivalent to 158 /8s, 4 /16s and 135 /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: 161683
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 108720
Total APNIC prefixes after maximum aggregation: 33156
APNIC Deaggregation factor: 3.28
Prefixes being announced from the APNIC address blocks: 110805
Unique aggregates announced from the APNIC address blocks: 46961
APNIC Region origin ASes present in the Internet Routing Table: 4848
APNIC Prefixes per ASN: 22.86
APNIC Region origin ASes announcing only one prefix: 1223
APNIC Region transit ASes present in the Internet Routing Table: 822
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: 722
Number of APNIC addresses announced to Internet: 729294396
Equivalent to 43 /8s, 120 /16s and 38 /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: 161466
Total ARIN prefixes after maximum aggregation: 81032
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162458
Unique aggregates announced from the ARIN address blocks: 75861
ARIN Region origin ASes present in the Internet Routing Table: 15870
ARIN Prefixes per ASN: 10.24
ARIN Region origin ASes announcing only one prefix: 6019
ARIN Region transit ASes present in the Internet Routing Table: 1620
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: 28
Number of ARIN addresses announced to Internet: 1073171456
Equivalent to 63 /8s, 247 /16s and 76 /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: 117917
Total RIPE prefixes after maximum aggregation: 60798
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 121590
Unique aggregates announced from the RIPE address blocks: 78495
RIPE Region origin ASes present in the Internet Routing Table: 17481
RIPE Prefixes per ASN: 6.96
RIPE Region origin ASes announcing only one prefix: 8298
RIPE Region transit ASes present in the Internet Routing Table: 2754
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 23
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2437
Number of RIPE addresses announced to Internet: 656442880
Equivalent to 39 /8s, 32 /16s and 134 /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: 52009
Total LACNIC prefixes after maximum aggregation: 9764
LACNIC Deaggregation factor: 5.33
Prefixes being announced from the LACNIC address blocks: 56909
Unique aggregates announced from the LACNIC address blocks: 26691
LACNIC Region origin ASes present in the Internet Routing Table: 2032
LACNIC Prefixes per ASN: 28.01
LACNIC Region origin ASes announcing only one prefix: 560
LACNIC Region transit ASes present in the Internet Routing Table: 377
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: 876
Number of LACNIC addresses announced to Internet: 141045248
Equivalent to 8 /8s, 104 /16s and 46 /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: 11582
Total AfriNIC prefixes after maximum aggregation: 2572
AfriNIC Deaggregation factor: 4.50
Prefixes being announced from the AfriNIC address blocks: 12230
Unique aggregates announced from the AfriNIC address blocks: 4046
AfriNIC Region origin ASes present in the Internet Routing Table: 669
AfriNIC Prefixes per ASN: 18.28
AfriNIC Region origin ASes announcing only one prefix: 198
AfriNIC Region transit ASes present in the Internet Routing Table: 131
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: 6
Number of AfriNIC addresses announced to Internet: 47816448
Equivalent to 2 /8s, 217 /16s and 159 /24s
Percentage of available AfriNIC address space announced: 47.5
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 2099 319 112 TPG Internet Pty Ltd
4755 1782 391 187 TATA Communications formerly
9829 1558 1242 46 BSNL National Internet Backbo
9498 1208 309 74 BHARTI Airtel Ltd.
9583 1187 90 513 Sify Limited
7552 1146 1080 13 Vietel Corporation
24560 1091 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 3058 3689 58 BellSouth.net Inc.
22773 2188 2941 140 Cox Communications, Inc.
18566 2058 379 180 Covad Communications
1785 2035 684 130 PaeTec Communications, Inc.
20115 1681 1653 605 Charter Communications
4323 1625 1117 418 Time Warner Telecom
701 1502 11144 779 UUNET Technologies, Inc.
30036 1390 313 575 Mediacom Communications Corp
7018 1336 17779 866 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 1834 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 753 370 41 Bezeq International
12479 687 800 49 Uni2 Autonomous System
35228 540 246 16 Avatar Broadband Limited
35819 535 585 73 Bayanat Al-Oula For Network S
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 3483 1780 88 NET Servicos de Comunicao S.A
10620 2633 427 234 TVCABLE BOGOTA
7303 1725 1135 234 Telecom Argentina Stet-France
18881 1496 844 20 Global Village Telecom
8151 1334 2838 409 UniNet S.A. de C.V.
11830 865 364 15 Instituto Costarricense de El
27947 820 94 94 Telconet S.A
6147 794 373 27 Telefonica Del Peru
6503 784 434 63 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
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 885 338 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 410 956 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 3483 1780 88 NET Servicos de Comunicao S.A
6389 3058 3689 58 BellSouth.net Inc.
17974 2716 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2633 427 234 TVCABLE BOGOTA
22773 2188 2941 140 Cox Communications, Inc.
4766 2139 11550 641 Korea Telecom (KIX)
7545 2099 319 112 TPG Internet Pty Ltd
18566 2058 379 180 Covad Communications
1785 2035 684 130 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 3058 3000 BellSouth.net Inc.
17974 2716 2627 PT TELEKOMUNIKASI INDONESIA
10620 2633 2399 TVCABLE BOGOTA
22773 2188 2048 Cox Communications, Inc.
7545 2099 1987 TPG Internet Pty Ltd
1785 2035 1905 PaeTec Communications, Inc.
18566 2058 1878 Covad Communications
36998 1854 1849 Sudanese Mobile Telephone (ZA
8402 1834 1817 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
/13:479 /14:921 /15:1636 /16:12840 /17:6697 /18:11112
/19:22884 /20:32668 /21:35252 /22:49494 /23:42993 /24:247232
/25:44 /26:34 /27:53 /28:36 /29:29 /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 1708 3058 BellSouth.net Inc.
8402 1537 1834 OJSC "Vimpelcom"
22773 1454 2188 Cox Communications, Inc.
30036 1238 1390 Mediacom Communications Corp
11492 1197 1238 Cable One
1785 1085 2035 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 966 1242 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/au/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:856 2:839 3:3 4:17 5:998 6:21
8:610 12:1890 13:3 14:860 15:11 16:3
17:17 18:19 20:21 23:489 24:1735 27:1615
31:1481 32:45 33:2 34:5 36:81 37:1854
38:914 39:4 40:181 41:3192 42:247 44:13
46:2012 47:9 49:684 50:827 52:12 54:39
55:5 56:2 57:26 58:1102 59:574 60:363
61:1454 62:1207 63:1982 64:4549 65:2340 66:4138
67:2111 68:1105 69:3258 70:872 71:490 72:2018
74:2561 75:328 76:307 77:1158 78:1069 79:650
80:1294 81:1018 82:654 83:635 84:580 85:1233
86:375 87:1008 88:563 89:1559 90:155 91:5655
92:620 93:1589 94:2025 95:1609 96:508 97:344
98:1045 99:39 100:31 101:371 103:3504 105:525
106:142 107:213 108:527 109:1903 110:966 111:1095
112:581 113:804 114:735 115:1032 116:983 117:819
118:1178 119:1276 120:390 121:744 122:1834 123:1252
124:1292 125:1458 128:610 129:217 130:314 131:660
132:287 133:158 134:544 135:67 136:278 137:266
138:348 139:174 140:170 141:333 142:528 143:417
144:497 145:88 146:514 147:398 148:698 149:357
150:159 151:590 152:410 153:205 154:49 155:488
156:283 157:374 158:281 159:679 160:356 161:451
162:809 163:206 164:631 165:569 166:258 167:626
168:1038 169:127 170:1125 171:180 172:25 173:1608
174:671 175:506 176:1262 177:2354 178:1929 179:191
180:1604 181:785 182:1337 183:454 184:664 185:954
186:2650 187:1481 188:1821 189:1259 190:7179 192:7018
193:5399 194:4037 195:3317 196:1321 197:1016 198:4698
199:5446 200:6075 201:2524 202:8859 203:8931 204:4461
205:2618 206:2754 207:2797 208:4010 209:3633 210:2949
211:1566 212:2136 213:1982 214:902 215:92 216:5363
217:1694 218:624 219:311 220:1277 221:566 222:325
223:539
End of report