* BGP Routing Table Analysis Reports *
Routing Table Report 08:00 +10GMT Fri 08 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 466122
Prefixes after maximum aggregation: 187788
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 233426
Total ASes present in the Internet Routing Table: 45276
Prefixes per ASN: 10.30
Origin-only ASes present in the Internet Routing Table: 35346
Origin ASes announcing only one prefix: 16296
Transit ASes present in the Internet Routing Table: 5811
Transit-only ASes present in the Internet Routing Table: 139
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 28
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 780
Unregistered ASNs in the Routing Table: 217
Number of 32-bit ASNs allocated by the RIRs: 5306
Number of 32-bit ASNs visible in the Routing Table: 4119
Prefixes from 32-bit ASNs in the Routing Table: 12866
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 997
Number of addresses announced to Internet: 2675186688
Equivalent to 159 /8s, 116 /16s and 28 /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: 161904
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107624
Total APNIC prefixes after maximum aggregation: 33161
APNIC Deaggregation factor: 3.25
Prefixes being announced from the APNIC address blocks: 110465
Unique aggregates announced from the APNIC address blocks: 47034
APNIC Region origin ASes present in the Internet Routing Table: 4848
APNIC Prefixes per ASN: 22.79
APNIC Region origin ASes announcing only one prefix: 1241
APNIC Region transit ASes present in the Internet Routing Table: 813
Average APNIC Region AS path length visible: 3.8
Max APNIC Region AS path length visible: 28
Number of APNIC region 32-bit ASNs visible in the Routing Table: 731
Number of APNIC addresses announced to Internet: 728854528
Equivalent to 43 /8s, 113 /16s and 112 /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: 161513
Total ARIN prefixes after maximum aggregation: 81196
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162454
Unique aggregates announced from the ARIN address blocks: 75916
ARIN Region origin ASes present in the Internet Routing Table: 15872
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: 1595
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: 1073484288
Equivalent to 63 /8s, 252 /16s and 18 /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: 119293
Total RIPE prefixes after maximum aggregation: 60928
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 122904
Unique aggregates announced from the RIPE address blocks: 78730
RIPE Region origin ASes present in the Internet Routing Table: 17501
RIPE Prefixes per ASN: 7.02
RIPE Region origin ASes announcing only one prefix: 8301
RIPE Region transit ASes present in the Internet Routing Table: 2813
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: 2462
Number of RIPE addresses announced to Internet: 656337408
Equivalent to 39 /8s, 30 /16s and 234 /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: 51914
Total LACNIC prefixes after maximum aggregation: 9785
LACNIC Deaggregation factor: 5.31
Prefixes being announced from the LACNIC address blocks: 57052
Unique aggregates announced from the LACNIC address blocks: 26905
LACNIC Region origin ASes present in the Internet Routing Table: 2027
LACNIC Prefixes per ASN: 28.15
LACNIC Region origin ASes announcing only one prefix: 552
LACNIC Region transit ASes present in the Internet Routing Table: 380
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: 886
Number of LACNIC addresses announced to Internet: 142559232
Equivalent to 8 /8s, 127 /16s and 72 /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: 11599
Total AfriNIC prefixes after maximum aggregation: 2581
AfriNIC Deaggregation factor: 4.49
Prefixes being announced from the AfriNIC address blocks: 12249
Unique aggregates announced from the AfriNIC address blocks: 4030
AfriNIC Region origin ASes present in the Internet Routing Table: 676
AfriNIC Prefixes per ASN: 18.12
AfriNIC Region origin ASes announcing only one prefix: 196
AfriNIC Region transit ASes present in the Internet Routing Table: 133
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: 48103168
Equivalent to 2 /8s, 221 /16s and 255 /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 2714 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2138 11550 641 Korea Telecom (KIX)
7545 2089 319 111 TPG Internet Pty Ltd
4755 1802 401 185 TATA Communications formerly
9829 1554 1242 46 BSNL National Internet Backbo
9583 1236 94 513 Sify Limited
9498 1198 310 80 BHARTI Airtel Ltd.
7552 1156 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 2036 684 130 PaeTec Communications, Inc.
20115 1683 1654 608 Charter Communications
4323 1640 1118 423 Time Warner Telecom
701 1505 11146 783 MCI Communications Services,
30036 1385 313 576 Mediacom Communications Corp
7018 1347 17797 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 1815 544 17 OJSC "Vimpelcom"
34984 1363 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1137 417 861 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 774 2328 426 UPC Distribution Services
12479 675 798 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 3444 1786 86 NET Servicos de Comunicao S.A
10620 2641 428 237 TVCABLE BOGOTA
7303 1727 1146 232 Telecom Argentina Stet-France
18881 1541 908 20 Global Village Telecom
8151 1349 2851 407 UniNet S.A. de C.V.
11830 866 364 15 Instituto Costarricense de El
27947 819 94 91 Telconet S.A
6503 785 434 63 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/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 852 338 34 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 411 956 9 TEDATA
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
29975 192 668 21 Vodacom
12258 183 27 65 Vodacom Internet Company
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 3444 1786 86 NET Servicos de Comunicao S.A
6389 3054 3688 56 BellSouth.net Inc.
17974 2714 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2641 428 237 TVCABLE BOGOTA
22773 2195 2939 139 Cox Communications, Inc.
4766 2138 11550 641 Korea Telecom (KIX)
7545 2089 319 111 TPG Internet Pty Ltd
18566 2054 379 177 MegaPath Corporation
1785 2036 684 130 PaeTec Communications, Inc.
36998 1864 112 5 Sudanese Mobile Telephone (ZA
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 2714 2625 PT TELEKOMUNIKASI INDONESIA
10620 2641 2404 TVCABLE BOGOTA
22773 2195 2056 Cox Communications, Inc.
7545 2089 1978 TPG Internet Pty Ltd
1785 2036 1906 PaeTec Communications, Inc.
18566 2054 1877 MegaPath Corporation
36998 1864 1859 Sudanese Mobile Telephone (ZA
8402 1815 1798 OJSC "Vimpelcom"
4755 1802 1617 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 /16:12809 /17:6779 /18:11268
/19:23057 /20:32795 /21:35434 /22:49178 /23:43418 /24:247284
/25:9 /26:11 /27:12 /28:125 /29:220 /30:154
/31:0 /32:138
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 1489 1815 OJSC "Vimpelcom"
22773 1458 2195 Cox Communications, Inc.
30036 1231 1385 Mediacom Communications Corp
11492 1192 1232 Cable One
1785 1086 2036 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 968 1245 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 2:846 3:3 4:16 5:1024 6:21
8:610 12:1900 13:3 14:872 15:11 16:3
17:18 18:19 20:21 23:522 24:1735 27:1620
31:1509 32:40 33:2 34:5 36:83 37:1906
38:913 39:4 40:181 41:3247 42:251 44:14
46:2016 47:11 49:686 50:834 52:12 54:42
55:8 56:4 57:29 58:1084 59:572 60:372
61:1452 62:1226 63:1985 64:4347 65:2344 66:4145
67:2094 68:1106 69:3278 70:872 71:489 72:2039
74:2559 75:329 76:305 77:1134 78:1024 79:657
80:1298 81:1035 82:657 83:629 84:581 85:1236
86:383 87:1015 88:563 89:1556 90:150 91:5646
92:619 93:1605 94:2032 95:1612 96:512 97:344
98:1050 99:39 100:30 101:379 103:3537 105:527
106:142 107:213 108:518 109:1930 110:965 111:1113
112:585 113:808 114:740 115:1003 116:988 117:808
118:1165 119:1258 120:352 121:741 122:1785 123:1257
124:1338 125:1439 128:637 129:219 130:315 131:645
132:358 133:157 134:545 135:67 136:271 137:265
138:349 139:174 140:167 141:320 142:529 143:398
144:493 145:88 146:518 147:398 148:701 149:367
150:136 151:586 152:410 153:206 154:52 155:490
156:286 157:370 158:278 159:688 160:360 161:453
162:831 163:201 164:631 165:580 166:259 167:634
168:1039 169:124 170:1118 171:182 172:27 173:1585
174:687 175:503 176:1279 177:2430 178:1958 179:206
180:1580 181:824 182:1337 183:459 184:673 185:999
186:2645 187:1487 188:1860 189:1271 190:7023 192:7045
193:5423 194:4048 195:3363 196:1332 197:1063 198:4680
199:5465 200:6060 201:2461 202:8778 203:8797 204:4469
205:2623 206:2753 207:2763 208:3970 209:3639 210:2906
211:1559 212:2164 213:1985 214:895 215:91 216:5385
217:1689 218:619 219:316 220:1275 221:581 222:324
223:506
End of report
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