[AusNOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Sat Nov 10 05:53:38 EST 2012
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG,
TRNOG, CaribNOG and the RIPE Routing Working Group.
Daily listings are sent to bgp-stats at lists.apnic.net
For historical data, please see http://thyme.rand.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.
Routing Table Report 04:00 +10GMT Sat 10 Nov, 2012
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 430598
Prefixes after maximum aggregation: 179737
Deaggregation factor: 2.40
Unique aggregates announced to Internet: 211964
Total ASes present in the Internet Routing Table: 42546
Prefixes per ASN: 10.12
Origin-only ASes present in the Internet Routing Table: 33796
Origin ASes announcing only one prefix: 15820
Transit ASes present in the Internet Routing Table: 5667
Transit-only ASes present in the Internet Routing Table: 143
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 41
Max AS path prepend of ASN ( 22394) 37
Prefixes from unregistered ASNs in the Routing Table: 1021
Unregistered ASNs in the Routing Table: 362
Number of 32-bit ASNs allocated by the RIRs: 3454
Number of 32-bit ASNs visible in the Routing Table: 3083
Prefixes from 32-bit ASNs in the Routing Table: 8404
Special use prefixes present in the Routing Table: 14
Prefixes being announced from unallocated address space: 159
Number of addresses announced to Internet: 2613326316
Equivalent to 155 /8s, 196 /16s and 49 /24s
Percentage of available address space announced: 70.6
Percentage of allocated address space announced: 70.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 93.8
Total number of prefixes smaller than registry allocations: 151196
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 104236
Total APNIC prefixes after maximum aggregation: 32552
APNIC Deaggregation factor: 3.20
Prefixes being announced from the APNIC address blocks: 105065
Unique aggregates announced from the APNIC address blocks: 43031
APNIC Region origin ASes present in the Internet Routing Table: 4787
APNIC Prefixes per ASN: 21.95
APNIC Region origin ASes announcing only one prefix: 1247
APNIC Region transit ASes present in the Internet Routing Table: 780
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 26
Number of APNIC region 32-bit ASNs visible in the Routing Table: 354
Number of APNIC addresses announced to Internet: 714174880
Equivalent to 42 /8s, 145 /16s and 113 /24s
Percentage of available APNIC address space announced: 83.5
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-133119
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: 155121
Total ARIN prefixes after maximum aggregation: 78402
ARIN Deaggregation factor: 1.98
Prefixes being announced from the ARIN address blocks: 155953
Unique aggregates announced from the ARIN address blocks: 69890
ARIN Region origin ASes present in the Internet Routing Table: 15281
ARIN Prefixes per ASN: 10.21
ARIN Region origin ASes announcing only one prefix: 5769
ARIN Region transit ASes present in the Internet Routing Table: 1594
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 41
Number of ARIN region 32-bit ASNs visible in the Routing Table: 17
Number of ARIN addresses announced to Internet: 1087874432
Equivalent to 64 /8s, 215 /16s and 165 /24s
Percentage of available ARIN address space announced: 57.5
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, 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: 108902
Total RIPE prefixes after maximum aggregation: 57789
RIPE Deaggregation factor: 1.88
Prefixes being announced from the RIPE address blocks: 111641
Unique aggregates announced from the RIPE address blocks: 72576
RIPE Region origin ASes present in the Internet Routing Table: 16950
RIPE Prefixes per ASN: 6.59
RIPE Region origin ASes announcing only one prefix: 8148
RIPE Region transit ASes present in the Internet Routing Table: 2752
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2004
Number of RIPE addresses announced to Internet: 648615332
Equivalent to 38 /8s, 169 /16s and 21 /24s
Percentage of available RIPE address space announced: 94.3
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, 196608-199679
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: 44231
Total LACNIC prefixes after maximum aggregation: 8710
LACNIC Deaggregation factor: 5.08
Prefixes being announced from the LACNIC address blocks: 47694
Unique aggregates announced from the LACNIC address blocks: 22765
LACNIC Region origin ASes present in the Internet Routing Table: 1701
LACNIC Prefixes per ASN: 28.04
LACNIC Region origin ASes announcing only one prefix: 481
LACNIC Region transit ASes present in the Internet Routing Table: 326
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 24
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 702
Number of LACNIC addresses announced to Internet: 119237416
Equivalent to 7 /8s, 27 /16s and 107 /24s
Percentage of available LACNIC address space announced: 71.1
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 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: 9585
Total AfriNIC prefixes after maximum aggregation: 2230
AfriNIC Deaggregation factor: 4.30
Prefixes being announced from the AfriNIC address blocks: 10086
Unique aggregates announced from the AfriNIC address blocks: 3567
AfriNIC Region origin ASes present in the Internet Routing Table: 568
AfriNIC Prefixes per ASN: 17.76
AfriNIC Region origin ASes announcing only one prefix: 175
AfriNIC Region transit ASes present in the Internet Routing Table: 122
Average AfriNIC Region AS path length visible: 4.7
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: 43120640
Equivalent to 2 /8s, 145 /16s and 248 /24s
Percentage of available AfriNIC address space announced: 42.8
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
4766 2959 11557 898 Korea Telecom (KIX)
17974 2421 826 46 PT TELEKOMUNIKASI INDONESIA
7545 1802 301 88 TPG Internet Pty Ltd
4755 1613 375 159 TATA Communications formerly
9829 1412 1155 42 BSNL National Internet Backbo
9583 1190 88 508 Sify Limited
7552 1131 1062 11 Vietel Corporation
4808 1111 2056 315 CNCGROUP IP network: China169
24560 1039 385 165 Bharti Airtel Ltd., Telemedia
9498 1020 310 73 BHARTI Airtel Ltd.
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
7029 3204 992 191 Windstream Communications Inc
6389 3167 3722 159 bellsouth.net, inc.
18566 2084 382 180 Covad Communications
22773 1972 2931 128 Cox Communications, Inc.
1785 1933 678 128 PaeTec Communications, Inc.
20115 1670 1603 626 Charter Communications
4323 1589 1153 392 Time Warner Telecom
30036 1374 283 745 Mediacom Communications Corp
7018 1268 10275 846 AT&T WorldNet Services
7011 1220 333 692 Citizens Utilities
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 1738 544 16 Corbina telecom
12479 853 777 63 Uni2 Autonomous System
34984 829 207 199 BILISIM TELEKOM
31148 726 37 9 FreeNet ISP
13188 724 93 139 Educational Network
6830 712 2313 435 UPC Distribution Services
20940 711 228 548 Akamai Technologies European
58113 602 67 365 LIR DATACENTER TELECOM SRL
8551 596 364 61 Bezeq International
3320 494 8438 405 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
10620 2251 384 208 TVCABLE BOGOTA
28573 2170 1283 64 NET Servicos de Comunicao S.A
7303 1663 1139 202 Telecom Argentina Stet-France
8151 1596 3035 347 UniNet S.A. de C.V.
6503 1539 435 67 AVANTEL, S.A.
27947 747 77 91 Telconet S.A
3816 654 309 75 Empresa Nacional de Telecomun
11172 588 85 65 Servicios Alestra S.A de C.V
18881 584 716 18 Global Village Telecom
7738 582 1178 33 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
24863 903 275 36 LINKdotNET AS number
36998 772 48 3 MOBITEL
8452 547 958 13 TEDATA
6713 516 650 19 Itissalat Al-MAGHRIB
24835 287 80 8 RAYA Telecom - Egypt
3741 267 906 225 The Internet Solution
12258 194 28 66 Vodacom Internet Company
15706 191 32 6 Sudatel Internet Exchange Aut
29975 191 667 21 Vodacom
16637 181 697 88 MTN Network Solutions
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
7029 3204 992 191 Windstream Communications Inc
6389 3167 3722 159 bellsouth.net, inc.
4766 2959 11557 898 Korea Telecom (KIX)
17974 2421 826 46 PT TELEKOMUNIKASI INDONESIA
10620 2251 384 208 TVCABLE BOGOTA
28573 2170 1283 64 NET Servicos de Comunicao S.A
18566 2084 382 180 Covad Communications
22773 1972 2931 128 Cox Communications, Inc.
1785 1933 678 128 PaeTec Communications, Inc.
7545 1802 301 88 TPG Internet Pty Ltd
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 3167 3008 bellsouth.net, inc.
17974 2421 2375 PT TELEKOMUNIKASI INDONESIA
28573 2170 2106 NET Servicos de Comunicao S.A
4766 2959 2061 Korea Telecom (KIX)
10620 2251 2043 TVCABLE BOGOTA
18566 2084 1904 Covad Communications
22773 1972 1844 Cox Communications, Inc.
1785 1933 1805 PaeTec Communications, Inc.
8402 1738 1722 Corbina telecom
7545 1802 1714 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
59505 UNALLOCATED 5.2.65.0/24 50673 Serverius AS
59505 UNALLOCATED 5.2.66.0/24 50673 Serverius AS
59530 UNALLOCATED 5.8.182.0/24 31261 GARS Telecom
61408 UNALLOCATED 5.56.0.0/21 174 Cogent Communication
59414 UNALLOCATED 5.102.144.0/21 15576 Nextra backbone in D
59395 UNALLOCATED 5.133.16.0/21 3549 Global Crossing
59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH
59521 UNALLOCATED 5.134.192.0/21 29518 Labs2
59441 UNALLOCATED 5.144.128.0/21 50810 Mobin Net Communicat
59581 UNALLOCATED 5.149.8.0/21 25577 C4L main AS
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
128.0.24.0/21 41794 Altline LLC
128.0.64.0/22 49466 Declic Telecom SAS
128.0.68.0/22 49466 Declic Telecom SAS
128.0.72.0/21 23456 32-bit ASN transition
128.0.80.0/20 52041 Timer LTD
128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol
128.0.106.0/24 23456 32-bit ASN transition
128.0.128.0/20 29285 AMT closed joint-stock compan
128.0.144.0/22 59675 >>UNKNOWN<<
128.0.160.0/21 23456 32-bit ASN transition
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
14.192.0.0/22 45464 Room 201, TGU Bldg
14.192.4.0/22 45464 Room 201, TGU Bldg
14.192.8.0/22 45464 Room 201, TGU Bldg
14.192.12.0/22 45464 Room 201, TGU Bldg
14.192.16.0/22 45464 Room 201, TGU Bldg
14.192.20.0/22 45464 Room 201, TGU Bldg
14.192.24.0/22 45464 Room 201, TGU Bldg
14.192.28.0/22 45464 Room 201, TGU Bldg
27.112.114.0/24 23884 Proimage Engineering and Comm
41.220.80.0/24 38925 DAC AS Germany
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 /8:18 /9:13 /10:29 /11:88 /12:243
/13:480 /14:851 /15:1552 /16:12448 /17:6535 /18:10898
/19:21305 /20:30713 /21:32757 /22:43317 /23:40393 /24:224694
/25:1361 /26:1697 /27:905 /28:182 /29:78 /30:17
/31:0 /32:24
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7029 2644 3204 Windstream Communications Inc
18566 2034 2084 Covad Communications
6389 1786 3167 bellsouth.net, inc.
8402 1450 1738 Corbina telecom
22773 1300 1972 Cox Communications, Inc.
30036 1291 1374 Mediacom Communications Corp
11492 1149 1184 Cable One
6503 1054 1539 AVANTEL, S.A.
1785 1018 1933 PaeTec Communications, Inc.
7011 955 1220 Citizens Utilities
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:645 2:780 3:1 4:13 5:641 6:3
8:477 12:1955 13:3 14:688 15:11 16:3
17:6 20:27 23:211 24:1813 27:1396 31:1034
32:54 33:2 34:2 36:7 37:930 38:837
39:2 40:138 41:2657 42:177 44:3 46:1648
47:2 49:505 50:607 52:12 54:27 55:5
56:4 57:27 58:986 59:544 60:237 61:1296
62:948 63:2018 64:4296 65:2202 66:4523 67:2102
68:1159 69:3221 70:936 71:554 72:1889 74:2620
75:478 76:284 77:992 78:1008 79:512 80:1242
81:980 82:629 83:539 84:520 85:1149 86:507
87:945 88:350 89:1739 90:305 91:5306 92:580
93:1411 94:1710 95:1281 96:412 97:325 98:971
99:39 100:31 101:291 103:1762 105:519 106:121
107:203 108:478 109:1632 110:831 111:978 112:435
113:738 114:676 115:895 116:883 117:758 118:967
119:1233 120:362 121:693 122:1698 123:1163 124:1332
125:1288 128:554 129:200 130:292 131:661 132:315
133:142 134:253 135:62 136:217 137:238 138:339
139:175 140:503 141:291 142:496 143:378 144:493
145:83 146:525 147:267 148:737 149:327 150:157
151:211 152:451 153:183 154:21 155:432 156:228
157:364 158:285 159:670 160:337 161:414 162:369
163:191 164:581 165:446 166:454 167:561 168:980
169:130 170:919 171:151 172:7 173:1699 174:635
175:471 176:728 177:1396 178:1642 180:1383 181:167
182:1108 183:302 184:617 185:54 186:2071 187:1397
188:1747 189:1623 190:5835 192:6049 193:5407 194:4134
195:3462 196:1229 197:260 198:3906 199:5092 200:5999
201:1974 202:8735 203:8714 204:4427 205:2537 206:2761
207:2807 208:4067 209:3626 210:2832 211:1531 212:2140
213:1848 214:892 215:75 216:5167 217:1572 218:577
219:311 220:1260 221:531 222:337 223:405
End of report
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