* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Wed 06 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 470878
Prefixes after maximum aggregation: 189104
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 233559
Total ASes present in the Internet Routing Table: 45398
Prefixes per ASN: 10.37
Origin-only ASes present in the Internet Routing Table: 35332
Origin ASes announcing only one prefix: 16275
Transit ASes present in the Internet Routing Table: 5958
Transit-only ASes present in the Internet Routing Table: 165
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 35
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 726
Unregistered ASNs in the Routing Table: 199
Number of 32-bit ASNs allocated by the RIRs: 5304
Number of 32-bit ASNs visible in the Routing Table: 4108
Prefixes from 32-bit ASNs in the Routing Table: 12835
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 952
Number of addresses announced to Internet: 2653713204
Equivalent to 158 /8s, 44 /16s and 115 /24s
Percentage of available address space announced: 71.7
Percentage of allocated address space announced: 71.7
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: 164380
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111478
Total APNIC prefixes after maximum aggregation: 33882
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 113607
Unique aggregates announced from the APNIC address blocks: 47302
APNIC Region origin ASes present in the Internet Routing Table: 4878
APNIC Prefixes per ASN: 23.29
APNIC Region origin ASes announcing only one prefix: 1216
APNIC Region transit ASes present in the Internet Routing Table: 833
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 726
Number of APNIC addresses announced to Internet: 729897920
Equivalent to 43 /8s, 129 /16s and 91 /24s
Percentage of available APNIC address space announced: 85.3
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: 162811
Total ARIN prefixes after maximum aggregation: 81558
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163715
Unique aggregates announced from the ARIN address blocks: 75924
ARIN Region origin ASes present in the Internet Routing Table: 15929
ARIN Prefixes per ASN: 10.28
ARIN Region origin ASes announcing only one prefix: 6012
ARIN Region transit ASes present in the Internet Routing Table: 1667
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 33
Number of ARIN addresses announced to Internet: 1073503616
Equivalent to 63 /8s, 252 /16s and 93 /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: 118916
Total RIPE prefixes after maximum aggregation: 60959
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122528
Unique aggregates announced from the RIPE address blocks: 78679
RIPE Region origin ASes present in the Internet Routing Table: 17516
RIPE Prefixes per ASN: 7.00
RIPE Region origin ASes announcing only one prefix: 8299
RIPE Region transit ASes present in the Internet Routing Table: 2849
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2456
Number of RIPE addresses announced to Internet: 656320100
Equivalent to 39 /8s, 30 /16s and 166 /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: 52578
Total LACNIC prefixes after maximum aggregation: 9971
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 57755
Unique aggregates announced from the LACNIC address blocks: 26872
LACNIC Region origin ASes present in the Internet Routing Table: 2030
LACNIC Prefixes per ASN: 28.45
LACNIC Region origin ASes announcing only one prefix: 548
LACNIC Region transit ASes present in the Internet Routing Table: 389
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 887
Number of LACNIC addresses announced to Internet: 142386576
Equivalent to 8 /8s, 124 /16s and 165 /24s
Percentage of available LACNIC address space announced: 84.9
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: 11676
Total AfriNIC prefixes after maximum aggregation: 2598
AfriNIC Deaggregation factor: 4.49
Prefixes being announced from the AfriNIC address blocks: 12321
Unique aggregates announced from the AfriNIC address blocks: 4015
AfriNIC Region origin ASes present in the Internet Routing Table: 677
AfriNIC Prefixes per ASN: 18.20
AfriNIC Region origin ASes announcing only one prefix: 200
AfriNIC Region transit ASes present in the Internet Routing Table: 137
Average AfriNIC Region AS path length visible: 4.7
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: 48100352
Equivalent to 2 /8s, 221 /16s and 244 /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
4766 2933 11557 943 Korea Telecom (KIX)
17974 2712 903 89 PT TELEKOMUNIKASI INDONESIA
7545 2104 319 109 TPG Internet Pty Ltd
4755 1787 391 188 TATA Communications formerly
9829 1552 1242 48 BSNL National Internet Backbo
9498 1210 309 74 BHARTI Airtel Ltd.
9583 1189 91 512 Sify Limited
7552 1158 1080 13 Vietel Corporation
4808 1151 2126 340 CNCGROUP IP network: China169
24560 1094 380 163 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3056 3688 56 BellSouth.net Inc.
22773 2188 2939 138 Cox Communications, Inc.
18566 2058 379 179 MegaPath Corporation
1785 2037 684 131 PaeTec Communications, Inc.
20115 1681 1654 607 Charter Communications
4323 1628 1102 420 Time Warner Telecom
701 1505 11145 781 MCI Communications Services,
30036 1388 313 578 Mediacom Communications Corp
7018 1335 17779 870 AT&T WorldNet Services
6983 1293 755 578 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1864 544 17 OJSC "Vimpelcom"
34984 1363 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1129 416 856 Akamai Technologies European
31148 1005 44 18 FreeNet ISP
13188 887 99 48 TOV "Bank-Inform"
6849 862 356 30 JSC UKRTELECOM,
6830 771 2327 423 UPC Distribution Services
8551 766 370 41 Bezeq International
12479 675 798 55 Uni2 Autonomous System
35228 542 246 16 Avatar Broadband Limited
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3436 1782 84 NET Servicos de Comunicao S.A
10620 2642 428 237 TVCABLE BOGOTA
7303 1724 1144 233 Telecom Argentina Stet-France
18881 1533 844 20 Global Village Telecom
8151 1358 2848 413 UniNet S.A. de C.V.
11830 866 364 15 Instituto Costarricense de El
27947 845 93 90 Telconet S.A
6147 791 373 27 Telefonica Del Peru
6503 788 434 61 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1854 112 5 Sudanese Mobile Telephone (ZA
24863 885 338 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 410 956 9 TEDATA
24835 294 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
36992 227 501 29 Etisalat MISR
29571 223 17 12 Ci Telecom Autonomous system
15706 219 32 6 Sudatel Internet Exchange Aut
29975 192 668 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3436 1782 84 NET Servicos de Comunicao S.A
6389 3056 3688 56 BellSouth.net Inc.
4766 2933 11557 943 Korea Telecom (KIX)
17974 2712 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2642 428 237 TVCABLE BOGOTA
22773 2188 2939 138 Cox Communications, Inc.
7545 2104 319 109 TPG Internet Pty Ltd
18566 2058 379 179 MegaPath Corporation
1785 2037 684 131 PaeTec Communications, Inc.
8402 1864 544 17 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3056 3000 BellSouth.net Inc.
17974 2712 2623 PT TELEKOMUNIKASI INDONESIA
10620 2642 2405 TVCABLE BOGOTA
22773 2188 2050 Cox Communications, Inc.
7545 2104 1995 TPG Internet Pty Ltd
4766 2933 1990 Korea Telecom (KIX)
1785 2037 1906 PaeTec Communications, Inc.
18566 2058 1879 MegaPath Corporation
36998 1854 1849 Sudanese Mobile Telephone (ZA
8402 1864 1847 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/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
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 12.45.103.0/24 209 Qwest Communications
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/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.100.0.0/24 4847 China Networks Inter-Exchange
Complete listing at http://thyme.rand.apnic.net/current/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
23.91.14.0/24 40676 Psychz Networks
23.91.32.0/19 36315 Servpac Inc.
23.91.80.0/20 21560 Capital Technology Services G
23.91.96.0/20 40676 Psychz Networks
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/current/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
/13:473 /14:921 /15:1629 /16:12842 /17:6754 /18:11316
/19:23018 /20:32759 /21:35506 /22:49864 /23:43674 /24:249215
/25:873 /26:993 /27:475 /28:50 /29:80 /30:18
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2012 2058 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1709 3056 BellSouth.net Inc.
8402 1555 1864 OJSC "Vimpelcom"
22773 1454 2188 Cox Communications, Inc.
30036 1235 1388 Mediacom Communications Corp
11492 1199 1240 Cable One
1785 1086 2037 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 968 1245 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:883 2:863 3:3 4:17 5:1020 6:21
8:617 12:1894 13:3 14:896 15:11 16:3
17:18 18:19 20:21 23:514 24:1741 27:1608
31:1498 32:45 33:2 34:5 36:81 37:1913
38:922 39:4 40:181 41:3198 42:247 44:14
46:2027 47:10 49:682 50:846 52:12 54:42
55:6 56:2 57:26 58:1160 59:577 60:373
61:1469 62:1217 63:1987 64:4354 65:2347 66:4137
67:2097 68:1104 69:3302 70:873 71:489 72:2037
74:2558 75:328 76:306 77:1171 78:1059 79:649
80:1290 81:1031 82:653 83:632 84:587 85:1249
86:382 87:1008 88:562 89:1553 90:150 91:5651
92:609 93:1597 94:2024 95:1580 96:513 97:344
98:1048 99:42 100:31 101:623 103:3528 105:527
106:142 107:213 108:535 109:1915 110:963 111:1110
112:596 113:810 114:750 115:1052 116:998 117:831
118:1166 119:1278 120:360 121:751 122:1871 123:1250
124:1341 125:1431 128:653 129:229 130:331 131:666
132:365 133:157 134:553 135:67 136:279 137:269
138:350 139:177 140:193 141:333 142:541 143:405
144:495 145:88 146:524 147:396 148:781 149:367
150:154 151:587 152:411 153:204 154:52 155:490
156:290 157:423 158:279 159:774 160:359 161:459
162:824 163:226 164:634 165:586 166:258 167:632
168:1043 169:128 170:1118 171:184 172:25 173:1605
174:687 175:513 176:1274 177:2414 178:1959 179:207
180:1584 181:826 182:1339 183:462 184:666 185:999
186:2594 187:1469 188:1826 189:1271 190:7246 192:7097
193:5409 194:4034 195:3361 196:1330 197:1035 198:4757
199:5485 200:6087 201:2518 202:8958 203:8869 204:4538
205:2641 206:2842 207:2832 208:3989 209:3649 210:3011
211:1568 212:2139 213:1985 214:891 215:91 216:5396
217:1688 218:628 219:323 220:1279 221:567 222:326
223:506
End of report
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