* BGP Routing Table Analysis Reports *
Routing Table Report 09:00 +10GMT Sat 09 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 464699
Prefixes after maximum aggregation: 187768
Deaggregation factor: 2.47
Unique aggregates announced to Internet: 233486
Total ASes present in the Internet Routing Table: 45257
Prefixes per ASN: 10.27
Origin-only ASes present in the Internet Routing Table: 35350
Origin ASes announcing only one prefix: 16269
Transit ASes present in the Internet Routing Table: 5792
Transit-only ASes present in the Internet Routing Table: 149
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 37
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 706
Unregistered ASNs in the Routing Table: 175
Number of 32-bit ASNs allocated by the RIRs: 5316
Number of 32-bit ASNs visible in the Routing Table: 4115
Prefixes from 32-bit ASNs in the Routing Table: 12830
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 992
Number of addresses announced to Internet: 2652207072
Equivalent to 158 /8s, 21 /16s and 119 /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: 162145
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107337
Total APNIC prefixes after maximum aggregation: 33247
APNIC Deaggregation factor: 3.23
Prefixes being announced from the APNIC address blocks: 109494
Unique aggregates announced from the APNIC address blocks: 47245
APNIC Region origin ASes present in the Internet Routing Table: 4835
APNIC Prefixes per ASN: 22.65
APNIC Region origin ASes announcing only one prefix: 1233
APNIC Region transit ASes present in the Internet Routing Table: 805
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 726
Number of APNIC addresses announced to Internet: 728485888
Equivalent to 43 /8s, 107 /16s and 208 /24s
Percentage of available APNIC address space announced: 85.1
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: 161673
Total ARIN prefixes after maximum aggregation: 81173
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162325
Unique aggregates announced from the ARIN address blocks: 75744
ARIN Region origin ASes present in the Internet Routing Table: 15874
ARIN Prefixes per ASN: 10.23
ARIN Region origin ASes announcing only one prefix: 6005
ARIN Region transit ASes present in the Internet Routing Table: 1616
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 34
Number of ARIN addresses announced to Internet: 1072881408
Equivalent to 63 /8s, 242 /16s and 223 /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: 118451
Total RIPE prefixes after maximum aggregation: 60833
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122301
Unique aggregates announced from the RIPE address blocks: 78712
RIPE Region origin ASes present in the Internet Routing Table: 17484
RIPE Prefixes per ASN: 7.00
RIPE Region origin ASes announcing only one prefix: 8287
RIPE Region transit ASes present in the Internet Routing Table: 2788
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2463
Number of RIPE addresses announced to Internet: 656621792
Equivalent to 39 /8s, 35 /16s and 64 /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: 52078
Total LACNIC prefixes after maximum aggregation: 9781
LACNIC Deaggregation factor: 5.32
Prefixes being announced from the LACNIC address blocks: 57169
Unique aggregates announced from the LACNIC address blocks: 26912
LACNIC Region origin ASes present in the Internet Routing Table: 2028
LACNIC Prefixes per ASN: 28.19
LACNIC Region origin ASes announcing only one prefix: 551
LACNIC Region transit ASes present in the Internet Routing Table: 380
Average LACNIC Region AS path length visible: 3.9
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 886
Number of LACNIC addresses announced to Internet: 142588160
Equivalent to 8 /8s, 127 /16s and 185 /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: 11767
Total AfriNIC prefixes after maximum aggregation: 2592
AfriNIC Deaggregation factor: 4.54
Prefixes being announced from the AfriNIC address blocks: 12418
Unique aggregates announced from the AfriNIC address blocks: 4073
AfriNIC Region origin ASes present in the Internet Routing Table: 674
AfriNIC Prefixes per ASN: 18.42
AfriNIC Region origin ASes announcing only one prefix: 193
AfriNIC Region transit ASes present in the Internet Routing Table: 129
Average AfriNIC Region AS path length visible: 4.0
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: 48070912
Equivalent to 2 /8s, 221 /16s and 129 /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 2710 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2138 11550 641 Korea Telecom (KIX)
7545 2098 319 111 TPG Internet Pty Ltd
4755 1772 391 187 TATA Communications formerly
9829 1535 1240 41 BSNL National Internet Backbo
9498 1210 309 73 BHARTI Airtel Ltd.
9583 1190 91 513 Sify Limited
7552 1156 1080 13 Vietel Corporation
24560 1094 380 163 Bharti Airtel Ltd., Telemedia
4808 1086 2024 311 CNCGROUP IP network: China169
Complete listing at http://thyme.rand.apnic.net/us/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 2196 2939 139 Cox Communications, Inc.
18566 2058 379 178 MegaPath Corporation
1785 2038 684 132 PaeTec Communications, Inc.
20115 1683 1654 608 Charter Communications
4323 1639 1118 421 Time Warner Telecom
701 1503 11145 779 MCI Communications Services,
30036 1385 313 576 Mediacom Communications Corp
7018 1347 17796 880 AT&T WorldNet Services
6983 1294 771 579 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1870 544 17 OJSC "Vimpelcom"
34984 1362 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1116 410 846 Akamai Technologies European
31148 1005 44 18 FreeNet ISP
13188 888 99 48 TOV "Bank-Inform"
6849 862 356 30 JSC UKRTELECOM,
8551 784 370 41 Bezeq International
6830 774 2328 426 UPC Distribution Services
12479 677 798 55 Uni2 Autonomous System
35228 542 246 16 Avatar Broadband Limited
Complete listing at http://thyme.rand.apnic.net/us/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 867 364 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
3816 751 301 124 Empresa Nacional de Telecomun
Complete listing at http://thyme.rand.apnic.net/us/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
29975 192 668 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/us/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 2710 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2648 429 233 TVCABLE BOGOTA
22773 2196 2939 139 Cox Communications, Inc.
4766 2138 11550 641 Korea Telecom (KIX)
7545 2098 319 111 TPG Internet Pty Ltd
18566 2058 379 178 MegaPath Corporation
1785 2038 684 132 PaeTec Communications, Inc.
8402 1870 544 17 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3054 2998 BellSouth.net Inc.
17974 2710 2621 PT TELEKOMUNIKASI INDONESIA
10620 2648 2415 TVCABLE BOGOTA
22773 2196 2057 Cox Communications, Inc.
7545 2098 1987 TPG Internet Pty Ltd
1785 2038 1906 PaeTec Communications, Inc.
18566 2058 1880 MegaPath Corporation
36998 1864 1859 Sudanese Mobile Telephone (ZA
8402 1870 1853 OJSC "Vimpelcom"
4755 1772 1585 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/us/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
62850 UNALLOCATED 8.25.147.0/24 3356 Level 3 Communicatio
62734 UNALLOCATED 8.31.128.0/24 3356 Level 3 Communicatio
62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio
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/us/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.90.128.0/18 27418 OUTOFWALL INC.
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.
23.91.160.0/19 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/us/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 /12:254
/13:469 /14:913 /15:1610 /16:12780 /17:6665 /18:11078
/19:22859 /20:32551 /21:35296 /22:49287 /23:43359 /24:247046
/25:46 /26:38 /27:26 /28:37 /29:33 /30:173
/31:11 /32:18
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2012 2058 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1707 3054 BellSouth.net Inc.
8402 1540 1870 OJSC "Vimpelcom"
22773 1459 2196 Cox Communications, Inc.
30036 1231 1385 Mediacom Communications Corp
11492 1192 1232 Cable One
1785 1086 2038 PaeTec Communications, Inc.
6983 1034 1294 ITC^Deltacom
22561 972 1249 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:895 2:831 3:3 4:17 5:1022 6:21
8:616 12:1899 13:3 14:872 15:11 16:3
17:18 18:19 20:21 23:525 24:1740 27:1626
31:1488 32:43 33:2 34:5 36:82 37:1906
38:915 39:4 40:181 41:3249 42:260 44:13
46:2012 47:10 49:688 50:828 52:12 54:42
55:5 56:4 57:26 58:1085 59:569 60:373
61:1451 62:1228 63:1989 64:4343 65:2340 66:4145
67:2110 68:1105 69:3294 70:871 71:489 72:2036
74:2552 75:315 76:296 77:1167 78:1035 79:661
80:1296 81:1034 82:652 83:630 84:580 85:1253
86:382 87:1012 88:562 89:1558 90:149 91:5642
92:616 93:1594 94:2027 95:1603 96:507 97:345
98:1044 99:40 100:30 101:379 103:3515 105:527
106:142 107:213 108:516 109:1934 110:962 111:1111
112:583 113:805 114:721 115:999 116:988 117:808
118:1161 119:1252 120:355 121:730 122:1775 123:1236
124:1324 125:1438 128:637 129:214 130:315 131:656
132:358 133:157 134:545 135:67 136:278 137:237
138:350 139:171 140:170 141:318 142:530 143:394
144:489 145:88 146:519 147:393 148:710 149:367
150:135 151:587 152:409 153:206 154:50 155:470
156:286 157:370 158:278 159:688 160:360 161:452
162:837 163:205 164:630 165:579 166:258 167:634
168:1037 169:121 170:1118 171:182 172:27 173:1576
174:687 175:498 176:1294 177:2450 178:1957 179:206
180:1579 181:825 182:1337 183:465 184:668 185:1005
186:2652 187:1482 188:1861 189:1246 190:7074 192:6986
193:5417 194:4040 195:3358 196:1334 197:1063 198:4682
199:5442 200:6059 201:2459 202:8776 203:8801 204:4469
205:2633 206:2753 207:2769 208:3976 209:3642 210:2888
211:1558 212:2145 213:1985 214:895 215:91 216:5392
217:1683 218:618 219:316 220:1276 221:569 222:327
223:499
End of report
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