* BGP Routing Table Analysis Reports *
Routing Table Report 09:00 +10GMT Mon 25 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 466114
Prefixes after maximum aggregation: 188019
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 233923
Total ASes present in the Internet Routing Table: 45395
Prefixes per ASN: 10.27
Origin-only ASes present in the Internet Routing Table: 35414
Origin ASes announcing only one prefix: 16287
Transit ASes present in the Internet Routing Table: 5796
Transit-only ASes present in the Internet Routing Table: 156
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: 942
Unregistered ASNs in the Routing Table: 249
Number of 32-bit ASNs allocated by the RIRs: 5399
Number of 32-bit ASNs visible in the Routing Table: 4185
Prefixes from 32-bit ASNs in the Routing Table: 13065
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 1168
Number of addresses announced to Internet: 2652215904
Equivalent to 158 /8s, 21 /16s and 154 /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: 95.3
Total number of prefixes smaller than registry allocations: 162782
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107562
Total APNIC prefixes after maximum aggregation: 33368
APNIC Deaggregation factor: 3.22
Prefixes being announced from the APNIC address blocks: 109806
Unique aggregates announced from the APNIC address blocks: 47531
APNIC Region origin ASes present in the Internet Routing Table: 4844
APNIC Prefixes per ASN: 22.67
APNIC Region origin ASes announcing only one prefix: 1236
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: 756
Number of APNIC addresses announced to Internet: 727151104
Equivalent to 43 /8s, 87 /16s and 114 /24s
Percentage of available APNIC address space announced: 85.0
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: 161712
Total ARIN prefixes after maximum aggregation: 81147
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162238
Unique aggregates announced from the ARIN address blocks: 75671
ARIN Region origin ASes present in the Internet Routing Table: 15870
ARIN Prefixes per ASN: 10.22
ARIN Region origin ASes announcing only one prefix: 5996
ARIN Region transit ASes present in the Internet Routing Table: 1608
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: 38
Number of ARIN addresses announced to Internet: 1072814336
Equivalent to 63 /8s, 241 /16s and 217 /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: 118838
Total RIPE prefixes after maximum aggregation: 60932
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122826
Unique aggregates announced from the RIPE address blocks: 78687
RIPE Region origin ASes present in the Internet Routing Table: 17508
RIPE Prefixes per ASN: 7.02
RIPE Region origin ASes announcing only one prefix: 8294
RIPE Region transit ASes present in the Internet Routing Table: 2783
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2484
Number of RIPE addresses announced to Internet: 656156000
Equivalent to 39 /8s, 28 /16s and 37 /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: 52672
Total LACNIC prefixes after maximum aggregation: 9820
LACNIC Deaggregation factor: 5.36
Prefixes being announced from the LACNIC address blocks: 57842
Unique aggregates announced from the LACNIC address blocks: 27141
LACNIC Region origin ASes present in the Internet Routing Table: 2037
LACNIC Prefixes per ASN: 28.40
LACNIC Region origin ASes announcing only one prefix: 557
LACNIC Region transit ASes present in the Internet Routing Table: 379
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 901
Number of LACNIC addresses announced to Internet: 143633664
Equivalent to 8 /8s, 143 /16s and 173 /24s
Percentage of available LACNIC address space announced: 85.6
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: 11616
Total AfriNIC prefixes after maximum aggregation: 2568
AfriNIC Deaggregation factor: 4.52
Prefixes being announced from the AfriNIC address blocks: 12234
Unique aggregates announced from the AfriNIC address blocks: 3951
AfriNIC Region origin ASes present in the Internet Routing Table: 681
AfriNIC Prefixes per ASN: 17.96
AfriNIC Region origin ASes announcing only one prefix: 204
AfriNIC Region transit ASes present in the Internet Routing Table: 131
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: 48494848
Equivalent to 2 /8s, 227 /16s and 249 /24s
Percentage of available AfriNIC address space announced: 48.2
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 902 88 PT TELEKOMUNIKASI INDONESIA
4766 2138 11550 641 Korea Telecom (KIX)
7545 2094 319 110 TPG Internet Pty Ltd
4755 1776 391 189 TATA Communications formerly
9829 1545 1245 45 BSNL National Internet Backbo
9583 1247 95 507 Sify Limited
9498 1212 309 75 BHARTI Airtel Ltd.
7552 1163 1080 13 Vietel Corporation
24560 1096 382 166 Bharti Airtel Ltd., Telemedia
4808 1081 2020 309 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 3042 3688 53 BellSouth.net Inc.
22773 2212 2941 142 Cox Communications, Inc.
18566 2056 379 178 MegaPath Corporation
1785 2043 685 132 PaeTec Communications, Inc.
20115 1681 1655 598 Charter Communications
4323 1648 1114 419 Time Warner Telecom
701 1505 11146 780 MCI Communications Services,
30036 1389 313 578 Mediacom Communications Corp
7018 1342 17795 880 AT&T WorldNet Services
6983 1296 772 581 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 1877 544 16 OJSC "Vimpelcom"
34984 1367 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1147 428 870 Akamai Technologies European
31148 1009 45 19 FreeNet ISP
13188 896 99 48 TOV "Bank-Inform"
6849 869 363 39 JSC UKRTELECOM,
8551 785 370 41 Bezeq International
6830 777 2328 429 UPC Distribution Services
12479 679 797 57 Uni2 Autonomous System
35228 546 246 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 3394 1794 88 NET Servicos de Comunicao S.A
10620 2671 433 213 Telmex Colombia S.A.
7303 1728 1151 231 Telecom Argentina Stet-France
18881 1647 908 20 Global Village Telecom
8151 1343 2847 414 UniNet S.A. de C.V.
11830 867 364 15 Instituto Costarricense de El
27947 820 94 91 Telconet S.A
6503 789 434 63 AVANTEL, S.A.
6147 782 373 27 Telefonica Del Peru
7738 780 1498 36 Telecomunicacoes da Bahia S.A
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 889 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 411 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
29571 226 17 13 Ci Telecom Autonomous system
15706 221 32 6 Sudatel Internet Exchange Aut
36992 219 501 29 Etisalat MISR
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 3394 1794 88 NET Servicos de Comunicao S.A
6389 3042 3688 53 BellSouth.net Inc.
17974 2713 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2671 433 213 Telmex Colombia S.A.
22773 2212 2941 142 Cox Communications, Inc.
4766 2138 11550 641 Korea Telecom (KIX)
7545 2094 319 110 TPG Internet Pty Ltd
18566 2056 379 178 MegaPath Corporation
1785 2043 685 132 PaeTec Communications, Inc.
8402 1877 544 16 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 3042 2989 BellSouth.net Inc.
17974 2713 2625 PT TELEKOMUNIKASI INDONESIA
10620 2671 2458 Telmex Colombia S.A.
22773 2212 2070 Cox Communications, Inc.
7545 2094 1984 TPG Internet Pty Ltd
1785 2043 1911 PaeTec Communications, Inc.
18566 2056 1878 MegaPath Corporation
8402 1877 1861 OJSC "Vimpelcom"
36998 1864 1859 Sudanese Mobile Telephone (ZA
18881 1647 1627 Global Village Telecom
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 4323 Time Warner Telecom
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
62861 UNALLOCATED 12.37.197.0/24 7018 AT&T WorldNet Servic
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
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
23.91.21.0/24 40676 Psychz Networks
23.91.32.0/19 36315 Servpac Inc.
23.91.80.0/20 21560 Capital Technology Services G
23.91.96.0/20 37958 ChinaCache Networks ASN
23.91.112.0/21 32475 MidPhase Inc.
23.91.120.0/21 36351 SoftLayer Technologies Inc.
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 /12:253
/13:469 /14:915 /15:1608 /16:12759 /17:6685 /18:11069
/19:22818 /20:32693 /21:35305 /22:49454 /23:43460 /24:247988
/25:45 /26:38 /27:26 /28:40 /29:45 /30:258
/31:11 /32:25
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2010 2056 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1700 3042 BellSouth.net Inc.
8402 1557 1877 OJSC "Vimpelcom"
22773 1467 2212 Cox Communications, Inc.
30036 1232 1389 Mediacom Communications Corp
11492 1195 1233 Cable One
1785 1088 2043 PaeTec Communications, Inc.
6983 1036 1296 ITC^Deltacom
22561 964 1240 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:901 2:839 3:3 4:17 5:1024 6:21
8:605 12:1877 13:3 14:877 15:12 16:3
17:18 18:19 20:21 23:585 24:1755 27:1628
31:1506 32:43 33:2 34:5 36:86 37:1933
38:910 39:5 40:182 41:3154 42:288 44:13
46:2023 47:10 49:691 50:845 52:12 54:43
55:4 56:4 57:26 58:1091 59:569 60:365
61:1461 62:1246 63:1978 64:4344 65:2344 66:4148
67:2099 68:1091 69:3296 70:883 71:488 72:2011
74:2569 75:318 76:292 77:1152 78:1056 79:662
80:1265 81:1046 82:653 83:682 84:586 85:1247
86:376 87:997 88:561 89:1564 90:152 91:5683
92:611 93:1603 94:2067 95:1551 96:513 97:348
98:1034 99:41 100:31 101:404 103:3667 105:527
106:141 107:216 108:516 109:1983 110:972 111:1110
112:590 113:812 114:726 115:1010 116:979 117:799
118:1187 119:1263 120:330 121:726 122:1786 123:1242
124:1358 125:1429 128:629 129:213 130:335 131:660
132:355 133:158 134:294 135:72 136:283 137:245
138:352 139:291 140:173 141:318 142:535 143:393
144:492 145:90 146:514 147:378 148:722 149:369
150:150 151:665 152:412 153:205 154:54 155:502
156:298 157:370 158:283 159:694 160:360 161:451
162:859 163:204 164:617 165:583 166:260 167:634
168:1033 169:121 170:1119 171:184 172:27 173:1586
174:661 175:509 176:1309 177:2507 178:1869 179:304
180:1590 181:864 182:1377 183:453 184:622 185:1056
186:2659 187:1490 188:1858 189:1254 190:7280 192:6993
193:5425 194:4026 195:3361 196:1306 197:1036 198:4694
199:5466 200:6033 201:2519 202:8775 203:8825 204:4477
205:2631 206:2749 207:2726 208:3960 209:3646 210:2919
211:1567 212:2153 213:1995 214:890 215:88 216:5384
217:1695 218:610 219:316 220:1272 221:585 222:326
223:496
End of report
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