* BGP Routing Table Analysis Reports *
Routing Table Report 08:00 +10GMT Sat 09 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 466615
Prefixes after maximum aggregation: 187763
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 233681
Total ASes present in the Internet Routing Table: 45258
Prefixes per ASN: 10.31
Origin-only ASes present in the Internet Routing Table: 35337
Origin ASes announcing only one prefix: 16286
Transit ASes present in the Internet Routing Table: 5803
Transit-only ASes present in the Internet Routing Table: 136
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 27
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 782
Unregistered ASNs in the Routing Table: 218
Number of 32-bit ASNs allocated by the RIRs: 5316
Number of 32-bit ASNs visible in the Routing Table: 4118
Prefixes from 32-bit ASNs in the Routing Table: 12856
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 1009
Number of addresses announced to Internet: 2675550208
Equivalent to 159 /8s, 121 /16s and 168 /24s
Percentage of available address space announced: 72.3
Percentage of allocated address space announced: 72.3
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: 162226
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107575
Total APNIC prefixes after maximum aggregation: 33176
APNIC Deaggregation factor: 3.24
Prefixes being announced from the APNIC address blocks: 110422
Unique aggregates announced from the APNIC address blocks: 47262
APNIC Region origin ASes present in the Internet Routing Table: 4835
APNIC Prefixes per ASN: 22.84
APNIC Region origin ASes announcing only one prefix: 1235
APNIC Region transit ASes present in the Internet Routing Table: 812
Average APNIC Region AS path length visible: 3.8
Max APNIC Region AS path length visible: 18
Number of APNIC region 32-bit ASNs visible in the Routing Table: 727
Number of APNIC addresses announced to Internet: 728937984
Equivalent to 43 /8s, 114 /16s and 182 /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: 161523
Total ARIN prefixes after maximum aggregation: 81220
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162446
Unique aggregates announced from the ARIN address blocks: 75922
ARIN Region origin ASes present in the Internet Routing Table: 15876
ARIN Prefixes per ASN: 10.23
ARIN Region origin ASes announcing only one prefix: 6009
ARIN Region transit ASes present in the Internet Routing Table: 1599
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 34
Number of ARIN addresses announced to Internet: 1073415168
Equivalent to 63 /8s, 251 /16s and 4 /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: 119376
Total RIPE prefixes after maximum aggregation: 60865
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 123010
Unique aggregates announced from the RIPE address blocks: 78740
RIPE Region origin ASes present in the Internet Routing Table: 17496
RIPE Prefixes per ASN: 7.03
RIPE Region origin ASes announcing only one prefix: 8300
RIPE Region transit ASes present in the Internet Routing Table: 2807
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2466
Number of RIPE addresses announced to Internet: 656669696
Equivalent to 39 /8s, 35 /16s and 252 /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: 52055
Total LACNIC prefixes after maximum aggregation: 9774
LACNIC Deaggregation factor: 5.33
Prefixes being announced from the LACNIC address blocks: 57170
Unique aggregates announced from the LACNIC address blocks: 26912
LACNIC Region origin ASes present in the Internet Routing Table: 2025
LACNIC Prefixes per ASN: 28.23
LACNIC Region origin ASes announcing only one prefix: 548
LACNIC Region transit ASes present in the Internet Routing Table: 377
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 20
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 885
Number of LACNIC addresses announced to Internet: 142590464
Equivalent to 8 /8s, 127 /16s and 194 /24s
Percentage of available LACNIC address space announced: 85.0
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: 11907
Total AfriNIC prefixes after maximum aggregation: 2588
AfriNIC Deaggregation factor: 4.60
Prefixes being announced from the AfriNIC address blocks: 12557
Unique aggregates announced from the AfriNIC address blocks: 4026
AfriNIC Region origin ASes present in the Internet Routing Table: 676
AfriNIC Prefixes per ASN: 18.58
AfriNIC Region origin ASes announcing only one prefix: 194
AfriNIC Region transit ASes present in the Internet Routing Table: 132
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 6
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 2711 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2138 11550 641 Korea Telecom (KIX)
7545 2086 319 111 TPG Internet Pty Ltd
4755 1803 401 185 TATA Communications formerly
9829 1497 1239 40 BSNL National Internet Backbo
9583 1236 94 513 Sify Limited
9498 1195 310 77 BHARTI Airtel Ltd.
7552 1155 1080 13 Vietel Corporation
24560 1094 380 163 Bharti Airtel Ltd., Telemedia
4808 1066 2019 313 CNCGROUP IP network: China169
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 3054 3688 56 BellSouth.net Inc.
22773 2195 2939 139 Cox Communications, Inc.
18566 2054 379 177 MegaPath Corporation
1785 2038 684 131 PaeTec Communications, Inc.
20115 1683 1654 608 Charter Communications
4323 1641 1118 423 Time Warner Telecom
701 1505 11146 783 MCI Communications Services,
30036 1373 311 572 Mediacom Communications Corp
7018 1348 17796 881 AT&T WorldNet Services
6983 1293 755 578 ITC^Deltacom
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 1880 544 17 OJSC "Vimpelcom"
34984 1363 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1135 417 857 Akamai Technologies European
31148 1005 44 18 FreeNet ISP
13188 886 99 48 TOV "Bank-Inform"
6849 862 356 30 JSC UKRTELECOM,
8551 796 370 41 Bezeq International
6830 773 2327 425 UPC Distribution Services
12479 677 798 55 Uni2 Autonomous System
9116 555 327 36 Goldenlines main autonomous s
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 3445 1788 85 NET Servicos de Comunicao S.A
10620 2648 429 233 TVCABLE BOGOTA
7303 1727 1146 232 Telecom Argentina Stet-France
18881 1548 908 20 Global Village Telecom
8151 1348 2851 409 UniNet S.A. de C.V.
11830 866 364 15 Instituto Costarricense de El
27947 819 94 91 Telconet S.A
6503 787 434 63 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
26615 751 1749 26 Tim Brasil S.A.
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 1864 112 5 Sudanese Mobile Telephone (ZA
24863 892 338 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 413 956 9 TEDATA
24835 295 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
36992 229 501 29 Etisalat MISR
29571 224 17 12 Ci Telecom Autonomous system
15706 221 32 6 Sudatel Internet Exchange Aut
37054 211 11 5 Data Telecom Service
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
28573 3445 1788 85 NET Servicos de Comunicao S.A
6389 3054 3688 56 BellSouth.net Inc.
17974 2711 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2648 429 233 TVCABLE BOGOTA
22773 2195 2939 139 Cox Communications, Inc.
4766 2138 11550 641 Korea Telecom (KIX)
7545 2086 319 111 TPG Internet Pty Ltd
18566 2054 379 177 MegaPath Corporation
1785 2038 684 131 PaeTec Communications, Inc.
8402 1880 544 17 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3054 2998 BellSouth.net Inc.
17974 2711 2622 PT TELEKOMUNIKASI INDONESIA
10620 2648 2415 TVCABLE BOGOTA
22773 2195 2056 Cox Communications, Inc.
7545 2086 1975 TPG Internet Pty Ltd
1785 2038 1907 PaeTec Communications, Inc.
18566 2054 1877 MegaPath Corporation
8402 1880 1863 OJSC "Vimpelcom"
36998 1864 1859 Sudanese Mobile Telephone (ZA
4755 1803 1618 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
62828 UNALLOCATED 8.21.130.0/24 3356 Level 3 Communicatio
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio
65333 PRIVATE 10.0.0.0/8 0 *
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.103.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.110.0/24 701 MCI Communications S
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 IANA Private Address Space
100.64.0.0/10 65333 IANA Private Address Space
169.254.0.0/16 65333 IANA Private Address Space
172.16.0.0/12 65333 IANA Private Address Space
192.0.0.0/24 65333 IANA Private Address Space
192.0.2.0/24 65333 IANA Private Address Space
192.168.0.0/16 0 *
198.18.0.0/15 65333 IANA Private Address Space
198.51.100.0/24 65333 IANA Private Address Space
203.0.113.0/24 65333 IANA Private Address Space
Complete listing at http://thyme.rand.apnic.net/london/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
23.91.4.0/24 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
23.91.112.0/21 32475 MidPhase Inc.
23.91.160.0/22 36493 3757277 Canada Inc. (oa 295.c
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
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 /8:17 /9:11 /10:32 /11:92 /12:255
/13:472 /14:925 /15:1627 /16:12814 /17:6776 /18:11270
/19:23131 /20:32769 /21:35431 /22:49369 /23:43444 /24:247504
/25:9 /26:11 /27:12 /28:127 /29:222 /30:154
/31:0 /32:141
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2008 2054 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1707 3054 BellSouth.net Inc.
8402 1551 1880 OJSC "Vimpelcom"
22773 1458 2195 Cox Communications, Inc.
30036 1219 1373 Mediacom Communications Corp
11492 1192 1232 Cable One
1785 1086 2038 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 970 1247 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:892 2:880 3:3 4:16 5:1024 6:21
8:611 12:1900 13:3 14:872 15:11 16:3
17:18 18:19 20:21 23:526 24:1741 27:1626
31:1510 32:40 33:2 34:5 36:82 37:1909
38:913 39:4 40:181 41:3317 42:258 44:14
46:2017 47:11 49:688 50:833 52:12 54:42
55:6 56:4 57:29 58:1084 59:572 60:372
61:1450 62:1233 63:1986 64:4348 65:2343 66:4145
67:2110 68:1106 69:3280 70:874 71:489 72:2039
74:2558 75:327 76:307 77:1139 78:1038 79:657
80:1302 81:1035 82:659 83:630 84:581 85:1253
86:382 87:1015 88:562 89:1560 90:149 91:5656
92:616 93:1598 94:2032 95:1607 96:512 97:345
98:1049 99:40 100:30 101:379 103:3516 105:527
106:142 107:215 108:518 109:1933 110:962 111:1111
112:584 113:805 114:721 115:1001 116:986 117:808
118:1162 119:1258 120:355 121:740 122:1761 123:1256
124:1341 125:1440 128:638 129:219 130:315 131:657
132:358 133:157 134:545 135:67 136:278 137:239
138:350 139:174 140:170 141:318 142:529 143:394
144:489 145:88 146:519 147:398 148:710 149:367
150:137 151:587 152:409 153:206 154:51 155:468
156:286 157:370 158:279 159:688 160:360 161:453
162:836 163:205 164:630 165:580 166:259 167:634
168:1037 169:124 170:1119 171:182 172:27 173:1578
174:687 175:497 176:1296 177:2449 178:1959 179:206
180:1579 181:820 182:1339 183:465 184:668 185:1005
186:2667 187:1483 188:1856 189:1245 190:7067 192:7050
193:5422 194:4045 195:3358 196:1337 197:1094 198:4698
199:5439 200:6061 201:2457 202:8785 203:8797 204:4468
205:2629 206:2752 207:2765 208:3974 209:3639 210:2908
211:1559 212:2168 213:1992 214:895 215:91 216:5385
217:1689 218:618 219:316 220:1276 221:581 222:325
223:504
End of report
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