* BGP Routing Table Analysis Reports *
Routing Table Report 08:00 +10GMT Fri 08 Feb, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 435268
Prefixes after maximum aggregation: 179835
Deaggregation factor: 2.42
Unique aggregates announced to Internet: 216823
Total ASes present in the Internet Routing Table: 39698
Prefixes per ASN: 10.96
Origin-only ASes present in the Internet Routing Table: 34142
Origin ASes announcing only one prefix: 15951
Transit ASes present in the Internet Routing Table: 5556
Transit-only ASes present in the Internet Routing Table: 122
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 23
Max AS path prepend of ASN ( 50571) 18
Prefixes from unregistered ASNs in the Routing Table: 969
Unregistered ASNs in the Routing Table: 168
Number of 32-bit ASNs allocated by the RIRs: 3735
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 9093
Special use prefixes present in the Routing Table: 23
Prefixes being announced from unallocated address space: 199
Number of addresses announced to Internet: 2636016656
Equivalent to 157 /8s, 30 /16s and 108 /24s
Percentage of available address space announced: 71.2
Percentage of allocated address space announced: 71.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 94.3
Total number of prefixes smaller than registry allocations: 152041
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 100650
Total APNIC prefixes after maximum aggregation: 31692
APNIC Deaggregation factor: 3.18
Prefixes being announced from the APNIC address blocks: 102321
Unique aggregates announced from the APNIC address blocks: 43906
APNIC Region origin ASes present in the Internet Routing Table: 4769
APNIC Prefixes per ASN: 21.46
APNIC Region origin ASes announcing only one prefix: 1265
APNIC Region transit ASes present in the Internet Routing Table: 767
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 18
Number of APNIC region 32-bit ASNs visible in the Routing Table: 0
Number of APNIC addresses announced to Internet: 717472256
Equivalent to 42 /8s, 195 /16s and 194 /24s
Percentage of available APNIC address space announced: 83.9
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: 153826
Total ARIN prefixes after maximum aggregation: 78243
ARIN Deaggregation factor: 1.97
Prefixes being announced from the ARIN address blocks: 154511
Unique aggregates announced from the ARIN address blocks: 70686
ARIN Region origin ASes present in the Internet Routing Table: 15371
ARIN Prefixes per ASN: 10.05
ARIN Region origin ASes announcing only one prefix: 5828
ARIN Region transit ASes present in the Internet Routing Table: 1536
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 0
Number of ARIN addresses announced to Internet: 1075794688
Equivalent to 64 /8s, 31 /16s and 83 /24s
Percentage of available ARIN address space announced: 56.9
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: 114161
Total RIPE prefixes after maximum aggregation: 58463
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 117279
Unique aggregates announced from the RIPE address blocks: 74811
RIPE Region origin ASes present in the Internet Routing Table: 17017
RIPE Prefixes per ASN: 6.89
RIPE Region origin ASes announcing only one prefix: 8156
RIPE Region transit ASes present in the Internet Routing Table: 2726
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 23
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 652914704
Equivalent to 38 /8s, 234 /16s and 176 /24s
Percentage of available RIPE address space announced: 94.9
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: 46214
Total LACNIC prefixes after maximum aggregation: 8973
LACNIC Deaggregation factor: 5.15
Prefixes being announced from the LACNIC address blocks: 49806
Unique aggregates announced from the LACNIC address blocks: 23522
LACNIC Region origin ASes present in the Internet Routing Table: 1797
LACNIC Prefixes per ASN: 27.72
LACNIC Region origin ASes announcing only one prefix: 524
LACNIC Region transit ASes present in the Internet Routing Table: 322
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 19
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 123029248
Equivalent to 7 /8s, 85 /16s and 71 /24s
Percentage of available LACNIC address space announced: 73.3
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: 10559
Total AfriNIC prefixes after maximum aggregation: 2412
AfriNIC Deaggregation factor: 4.38
Prefixes being announced from the AfriNIC address blocks: 11151
Unique aggregates announced from the AfriNIC address blocks: 3719
AfriNIC Region origin ASes present in the Internet Routing Table: 592
AfriNIC Prefixes per ASN: 18.84
AfriNIC Region origin ASes announcing only one prefix: 178
AfriNIC Region transit ASes present in the Internet Routing Table: 128
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0
Number of AfriNIC addresses announced to Internet: 44176384
Equivalent to 2 /8s, 162 /16s and 20 /24s
Percentage of available AfriNIC address space announced: 43.9
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 2453 820 77 PT Telekomunikasi Indonesia
4766 2123 11551 628 Korea Telecom (KIX)
7545 1820 301 90 TPG Internet Pty Ltd
4755 1659 382 188 TATA Communications formerly
9829 1428 1145 45 National Internet Backbone
9583 1199 90 504 Sify Limited
7552 1151 1070 12 Vietel Corporation
9498 1057 310 75 BHARTI Airtel Ltd.
24560 1044 385 160 Bharti Airtel Ltd., Telemedia
18101 1016 135 170 Reliance Infocom Ltd Internet
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3074 3697 106 BellSouth.net Inc.
7029 2153 1265 211 Windstream Communications Inc
18566 2077 382 181 Covad Communications Co.
22773 1965 2931 128 Cox Communications Inc.
1785 1951 677 124 PaeTec Communications, Inc.
20115 1688 1609 623 Charter Communications
4323 1597 1171 394 tw telecom holdings, inc.
30036 1338 287 699 Mediacom Communications Corp
7018 1314 10584 868 AT&T Services, Inc.
7011 1199 315 682 Frontier Communications of Am
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1799 544 16 Corbina telecom
2118 1114 97 13 EUnet/RELCOM Autonomous Syste
34984 1025 232 207 BILISIM TELEKOM
12479 837 780 66 France Telecom Espana SA
13188 833 99 37 Ukraine
31148 757 39 17 FreeNet ISP
20940 745 254 590 Akamai Technologies European
8551 739 367 39 Bezeq International
6830 714 2313 435 UPC Broadband
34744 669 186 47 SC GVM SISTEM 2003 SRL
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 2355 1325 86 Types of queries are: POCs, o
10620 2311 396 225 Types of queries are: POCs, o
7303 1679 1147 206 Telecom Argentina S.A.
6503 1465 435 69 Axtel, S.A.B. de C.V.
8151 1365 2831 379 Uninet S.A. de C.V.
14754 934 121 77 Telgua
18881 758 716 18 Global Village Telecom
27947 755 86 92 Telconet S.A
3816 684 307 85 Types of queries are: POCs, o
11172 603 102 67 Alestra, S. de R.L. de C.V.
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1286 80 4 MOBITEL
24863 898 275 36 LINKdotNET AS number
8452 540 958 13 TEDATA
6713 499 602 20 Itissalat Al-MAGHRIB
24835 329 80 8 RAYA Telecom - Egypt
3741 266 906 224 The Internet Solution
12258 193 28 67 Vodacom Internet Company
15706 191 32 6 Sudatel Internet Exchange Aut
29975 191 667 21 Vodacom
16637 179 696 91 MTN Network Solutions
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3074 3697 106 BellSouth.net Inc.
17974 2453 820 77 PT Telekomunikasi Indonesia
28573 2355 1325 86 Types of queries are: POCs, o
10620 2311 396 225 Types of queries are: POCs, o
7029 2153 1265 211 Windstream Communications Inc
4766 2123 11551 628 Korea Telecom (KIX)
18566 2077 382 181 Covad Communications Co.
22773 1965 2931 128 Cox Communications Inc.
1785 1951 677 124 PaeTec Communications, Inc.
7545 1820 301 90 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
17974 2453 2376 PT Telekomunikasi Indonesia
28573 2355 2269 Types of queries are: POCs, o
10620 2311 2086 Types of queries are: POCs, o
7029 2153 1942 Windstream Communications Inc
18566 2077 1896 Covad Communications Co.
22773 1965 1837 Cox Communications Inc.
1785 1951 1827 PaeTec Communications, Inc.
8402 1799 1783 Corbina telecom
7545 1820 1730 TPG Internet Pty Ltd
4766 2123 1495 Korea Telecom (KIX)
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65333 PRIVATE 10.0.0.0/8 0 *
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T Services, Inc.
16504 UNALLOCATED 12.18.155.0/24 30170 Optic Fusion
30031 UNALLOCATED 12.27.122.0/24 7018 AT&T Services, Inc.
21861 UNALLOCATED 12.37.59.0/24 7018 AT&T Services, Inc.
19577 UNALLOCATED 12.41.188.0/24 7018 AT&T Services, Inc.
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T Services, Inc.
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T Services, Inc.
17300 UNALLOCATED 12.45.103.0/24 209 Qwest Communications
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 Internet Assigned Numbers Aut
128.0.0.0/24 2876 Jump Management SRL
128.0.16.0/21 43568 Romerike Bredband AS
128.0.24.0/21 41794 Sibirskie Seti Ltd.
128.0.60.0/23 57417 INTERNET TASMANIA SRL
128.0.62.0/23 57417 INTERNET TASMANIA SRL
128.0.72.0/21 23456 32-bit ASN transition
128.0.80.0/20 52041 Timer LTD
128.0.96.0/21 12886 LEWTelNet GmbH
128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
31.210.16.0/22 15657 Neural Networks ASN
41.222.80.0/21 37110 Moztel LDA
62.12.96.0/19 38478 SunnyVision Limited
62.61.220.0/24 24974 Tachyon Europe BV
62.61.221.0/24 24974 Tachyon Europe BV
64.185.224.0/24 27431 JTL Networks Inc.
64.185.225.0/24 27431 JTL Networks Inc.
64.185.226.0/24 27431 JTL Networks Inc.
64.185.227.0/24 27431 JTL Networks Inc.
64.185.228.0/24 27431 JTL Networks Inc.
Complete listing at http://thyme.rand.apnic.net/london/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 /10:30 /11:88 /12:247
/13:480 /14:867 /15:1556 /16:12527 /17:6623 /18:10903
/19:21690 /20:31129 /21:33101 /22:44855 /23:40578 /24:229959
/25:9 /26:11 /27:11 /28:143 /29:189 /30:100
/31:0 /32:141
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2027 2077 Covad Communications Co.
6389 1760 3074 BellSouth.net Inc.
7029 1539 2153 Windstream Communications Inc
8402 1538 1799 Corbina telecom
22773 1292 1965 Cox Communications Inc.
36998 1280 1286 MOBITEL
30036 1230 1338 Mediacom Communications Corp
11492 1158 1195 CABLE ONE, INC.
1785 1033 1951 PaeTec Communications, Inc.
6503 979 1465 Axtel, S.A.B. de C.V.
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:630 2:734 3:3 4:13 5:750 6:3
8:483 12:1931 13:3 14:714 15:11 16:3
17:8 20:24 23:239 24:1797 27:1474 31:1148
32:49 33:2 34:5 36:10 37:1289 38:841
39:2 40:141 41:2761 42:178 44:4 46:1725
47:1 49:537 50:637 52:12 54:28 55:8
57:30 58:1001 59:556 60:246 61:1301 62:1042
63:2016 64:4300 65:2146 66:4260 67:2020 68:1120
69:3234 70:858 71:524 72:1873 74:2535 75:420
76:291 77:1065 78:1010 79:557 80:1223 81:993
82:647 83:538 84:570 85:1152 86:477 87:962
88:375 89:1741 90:286 91:5371 92:617 93:1703
94:2020 95:1604 96:490 97:334 98:1036 99:49
100:29 101:310 103:2068 105:519 106:131 107:207
108:493 109:1757 110:829 111:1002 112:479 113:722
114:679 115:909 116:856 117:778 118:977 119:1233
120:367 121:681 122:1700 123:1189 124:1281 125:1309
128:505 129:187 130:296 131:641 132:314 133:143
134:247 135:62 136:220 137:231 138:342 139:152
140:190 141:302 142:497 143:393 144:478 145:88
146:523 147:343 148:711 149:340 150:155 151:368
152:399 153:190 154:24 155:368 156:237 157:345
158:259 159:608 160:334 161:399 162:355 163:191
164:576 165:441 166:437 167:574 168:1006 169:129
170:1011 171:164 172:4 173:1519 174:588 175:422
176:1093 177:1659 178:1718 180:1370 181:214 182:1139
183:316 184:630 185:214 186:2245 187:1433 188:1956
189:1543 190:6577 192:6266 193:5671 194:4643 195:3657
196:1292 197:848 198:4081 199:5153 200:5959 201:2181
202:8587 203:8672 204:4367 205:2524 206:2707 207:2734
208:4048 209:3497 210:2797 211:1559 212:2027 213:1885
214:901 215:93 216:5069 217:1575 218:579 219:309
220:1264 221:551 222:335 223:417
End of report
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