* BGP Routing Table Analysis Reports *
Routing Table Report 09:00 +10GMT Fri 08 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 464492
Prefixes after maximum aggregation: 187825
Deaggregation factor: 2.47
Unique aggregates announced to Internet: 233329
Total ASes present in the Internet Routing Table: 45276
Prefixes per ASN: 10.26
Origin-only ASes present in the Internet Routing Table: 35363
Origin ASes announcing only one prefix: 16284
Transit ASes present in the Internet Routing Table: 5799
Transit-only ASes present in the Internet Routing Table: 151
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: 701
Unregistered ASNs in the Routing Table: 173
Number of 32-bit ASNs allocated by the RIRs: 5306
Number of 32-bit ASNs visible in the Routing Table: 4114
Prefixes from 32-bit ASNs in the Routing Table: 12846
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 983
Number of addresses announced to Internet: 2652053472
Equivalent to 158 /8s, 19 /16s and 31 /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: 162013
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107311
Total APNIC prefixes after maximum aggregation: 33237
APNIC Deaggregation factor: 3.23
Prefixes being announced from the APNIC address blocks: 109477
Unique aggregates announced from the APNIC address blocks: 46999
APNIC Region origin ASes present in the Internet Routing Table: 4849
APNIC Prefixes per ASN: 22.58
APNIC Region origin ASes announcing only one prefix: 1240
APNIC Region transit ASes present in the Internet Routing Table: 810
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: 731
Number of APNIC addresses announced to Internet: 728404992
Equivalent to 43 /8s, 106 /16s and 148 /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: 161814
Total ARIN prefixes after maximum aggregation: 81203
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162476
Unique aggregates announced from the ARIN address blocks: 75857
ARIN Region origin ASes present in the Internet Routing Table: 15874
ARIN Prefixes per ASN: 10.24
ARIN Region origin ASes announcing only one prefix: 6007
ARIN Region transit ASes present in the Internet Routing Table: 1614
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 34
Number of ARIN addresses announced to Internet: 1073004032
Equivalent to 63 /8s, 244 /16s and 190 /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: 118401
Total RIPE prefixes after maximum aggregation: 60886
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 122216
Unique aggregates announced from the RIPE address blocks: 78697
RIPE Region origin ASes present in the Internet Routing Table: 17491
RIPE Prefixes per ASN: 6.99
RIPE Region origin ASes announcing only one prefix: 8289
RIPE Region transit ASes present in the Internet Routing Table: 2792
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: 2457
Number of RIPE addresses announced to Internet: 656414688
Equivalent to 39 /8s, 32 /16s and 23 /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: 51992
Total LACNIC prefixes after maximum aggregation: 9780
LACNIC Deaggregation factor: 5.32
Prefixes being announced from the LACNIC address blocks: 57117
Unique aggregates announced from the LACNIC address blocks: 26912
LACNIC Region origin ASes present in the Internet Routing Table: 2029
LACNIC Prefixes per ASN: 28.15
LACNIC Region origin ASes announcing only one prefix: 555
LACNIC Region transit ASes present in the Internet Routing Table: 379
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: 142564096
Equivalent to 8 /8s, 127 /16s and 91 /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: 11571
Total AfriNIC prefixes after maximum aggregation: 2581
AfriNIC Deaggregation factor: 4.48
Prefixes being announced from the AfriNIC address blocks: 12223
Unique aggregates announced from the AfriNIC address blocks: 4070
AfriNIC Region origin ASes present in the Internet Routing Table: 673
AfriNIC Prefixes per ASN: 18.16
AfriNIC Region origin ASes announcing only one prefix: 193
AfriNIC Region transit ASes present in the Internet Routing Table: 130
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: 48100864
Equivalent to 2 /8s, 221 /16s and 246 /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 2713 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2138 11550 641 Korea Telecom (KIX)
7545 2102 319 111 TPG Internet Pty Ltd
4755 1770 391 187 TATA Communications formerly
9829 1554 1242 46 BSNL National Internet Backbo
9498 1212 309 75 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 2036 684 131 PaeTec Communications, Inc.
20115 1683 1654 608 Charter Communications
4323 1638 1118 421 Time Warner Telecom
701 1503 11145 779 MCI Communications Services,
30036 1385 313 576 Mediacom Communications Corp
7018 1345 17796 879 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 1840 544 17 OJSC "Vimpelcom"
34984 1362 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1119 410 849 Akamai Technologies European
31148 1005 44 18 FreeNet ISP
13188 888 99 48 TOV "Bank-Inform"
6849 862 356 30 JSC UKRTELECOM,
8551 781 370 41 Bezeq International
6830 775 2328 427 UPC Distribution Services
12479 675 798 55 Uni2 Autonomous System
35228 543 246 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 3442 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 1350 2851 408 UniNet S.A. de C.V.
11830 867 364 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 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 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/us/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3442 1786 86 NET Servicos de Comunicao S.A
6389 3054 3688 56 BellSouth.net Inc.
17974 2713 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2641 428 237 TVCABLE BOGOTA
22773 2196 2939 139 Cox Communications, Inc.
4766 2138 11550 641 Korea Telecom (KIX)
7545 2102 319 111 TPG Internet Pty Ltd
18566 2058 379 178 MegaPath Corporation
1785 2036 684 131 PaeTec Communications, Inc.
36998 1864 112 5 Sudanese Mobile Telephone (ZA
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 2713 2624 PT TELEKOMUNIKASI INDONESIA
10620 2641 2404 TVCABLE BOGOTA
22773 2196 2057 Cox Communications, Inc.
7545 2102 1991 TPG Internet Pty Ltd
1785 2036 1905 PaeTec Communications, Inc.
18566 2058 1880 MegaPath Corporation
36998 1864 1859 Sudanese Mobile Telephone (ZA
8402 1840 1823 OJSC "Vimpelcom"
4755 1770 1583 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
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
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
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.
23.90.192.0/18 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.
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
23.91.160.0/22 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 /16:12778 /17:6669 /18:11079
/19:22780 /20:32548 /21:35303 /22:49113 /23:43344 /24:247103
/25:46 /26:38 /27:26 /28:37 /29:32 /30:171
/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 1512 1840 OJSC "Vimpelcom"
22773 1459 2196 Cox Communications, Inc.
30036 1231 1385 Mediacom Communications Corp
11492 1192 1232 Cable One
1785 1086 2036 PaeTec Communications, Inc.
6983 1034 1294 ITC^Deltacom
22561 970 1247 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:894 2:808 3:3 4:17 5:1021 6:21
8:614 12:1899 13:3 14:872 15:11 16:3
17:18 18:19 20:21 23:522 24:1736 27:1611
31:1493 32:43 33:2 34:5 36:83 37:1905
38:914 39:4 40:181 41:3221 42:253 44:13
46:2011 47:10 49:686 50:829 52:12 54:42
55:8 56:4 57:26 58:1085 59:569 60:373
61:1453 62:1221 63:1992 64:4342 65:2343 66:4145
67:2094 68:1105 69:3296 70:869 71:490 72:2039
74:2553 75:329 76:294 77:1162 78:1037 79:660
80:1296 81:1034 82:650 83:629 84:581 85:1237
86:383 87:1011 88:563 89:1554 90:150 91:5636
92:619 93:1603 94:2027 95:1608 96:509 97:345
98:1045 99:39 100:30 101:379 103:3535 105:527
106:142 107:211 108:516 109:1926 110:965 111:1113
112:584 113:808 114:740 115:1001 116:988 117:808
118:1163 119:1252 120:352 121:730 122:1783 123:1238
124:1318 125:1437 128:637 129:214 130:315 131:645
132:358 133:157 134:545 135:72 136:271 137:264
138:350 139:171 140:167 141:320 142:530 143:397
144:493 145:88 146:519 147:392 148:710 149:367
150:135 151:587 152:410 153:206 154:52 155:490
156:286 157:370 158:277 159:688 160:360 161:452
162:831 163:201 164:631 165:579 166:258 167:634
168:1040 169:121 170:1117 171:182 172:27 173:1586
174:687 175:504 176:1279 177:2423 178:1957 179:206
180:1580 181:824 182:1334 183:459 184:670 185:998
186:2675 187:1485 188:1861 189:1278 190:7055 192:7052
193:5416 194:4041 195:3363 196:1331 197:1051 198:4690
199:5467 200:6060 201:2462 202:8770 203:8805 204:4470
205:2629 206:2754 207:2767 208:3970 209:3642 210:2885
211:1558 212:2138 213:1981 214:895 215:91 216:5393
217:1685 218:619 219:316 220:1275 221:569 222:326
223:501
End of report
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