* BGP Routing Table Analysis Reports *
Routing Table Report 0400 +10GMT Fri 22 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 472780
Prefixes after maximum aggregation: 189519
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 234762
Total ASes present in the Internet Routing Table: 41338
Prefixes per ASN: 11.44
Origin-only ASes present in the Internet Routing Table: 35382
Origin ASes announcing only one prefix: 16290
Transit ASes present in the Internet Routing Table: 5956
Transit-only ASes present in the Internet Routing Table: 166
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 103
Max AS path prepend of ASN ( 50404) 101
Prefixes from unregistered ASNs in the Routing Table: 923
Unregistered ASNs in the Routing Table: 277
Number of 32-bit ASNs allocated by the RIRs: 5399
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 13160
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 1154
Number of addresses announced to Internet: 2654132828
Equivalent to 158 /8s, 50 /16s and 218 /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: 95.3
Total number of prefixes smaller than registry allocations: 164629
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111955
Total APNIC prefixes after maximum aggregation: 33977
APNIC Deaggregation factor: 3.30
Prefixes being announced from the APNIC address blocks: 114198
Unique aggregates announced from the APNIC address blocks: 47728
APNIC Region origin ASes present in the Internet Routing Table: 4877
APNIC Prefixes per ASN: 23.42
APNIC Region origin ASes announcing only one prefix: 1224
APNIC Region transit ASes present in the Internet Routing Table: 835
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: 0
Number of APNIC addresses announced to Internet: 728581824
Equivalent to 43 /8s, 109 /16s and 70 /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: 163240
Total ARIN prefixes after maximum aggregation: 81727
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 164006
Unique aggregates announced from the ARIN address blocks: 76164
ARIN Region origin ASes present in the Internet Routing Table: 15934
ARIN Prefixes per ASN: 10.29
ARIN Region origin ASes announcing only one prefix: 6004
ARIN Region transit ASes present in the Internet Routing Table: 1659
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: 0
Number of ARIN addresses announced to Internet: 1073868416
Equivalent to 64 /8s, 1 /16s and 238 /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: 119495
Total RIPE prefixes after maximum aggregation: 61057
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 123227
Unique aggregates announced from the RIPE address blocks: 78807
RIPE Region origin ASes present in the Internet Routing Table: 17523
RIPE Prefixes per ASN: 7.03
RIPE Region origin ASes announcing only one prefix: 8295
RIPE Region transit ASes present in the Internet Routing Table: 2832
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 103
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 656217572
Equivalent to 39 /8s, 29 /16s and 21 /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: 53130
Total LACNIC prefixes after maximum aggregation: 9992
LACNIC Deaggregation factor: 5.32
Prefixes being announced from the LACNIC address blocks: 58379
Unique aggregates announced from the LACNIC address blocks: 27062
LACNIC Region origin ASes present in the Internet Routing Table: 2040
LACNIC Prefixes per ASN: 28.62
LACNIC Region origin ASes announcing only one prefix: 557
LACNIC Region transit ASes present in the Internet Routing Table: 392
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 143512632
Equivalent to 8 /8s, 141 /16s and 212 /24s
Percentage of available LACNIC address space announced: 85.5
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: 11177
Total AfriNIC prefixes after maximum aggregation: 2604
AfriNIC Deaggregation factor: 4.29
Prefixes being announced from the AfriNIC address blocks: 11816
Unique aggregates announced from the AfriNIC address blocks: 4072
AfriNIC Region origin ASes present in the Internet Routing Table: 688
AfriNIC Prefixes per ASN: 17.17
AfriNIC Region origin ASes announcing only one prefix: 210
AfriNIC Region transit ASes present in the Internet Routing Table: 141
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 0
Number of AfriNIC addresses announced to Internet: 48035328
Equivalent to 2 /8s, 220 /16s and 246 /24s
Percentage of available AfriNIC address space announced: 47.7
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 2932 11557 940 Korea Telecom (KIX)
17974 2714 902 88 PT TELEKOMUNIKASI INDONESIA
7545 2111 319 111 TPG Internet Pty Ltd
4755 1792 392 190 TATA Communications formerly
9829 1544 1245 45 BSNL National Internet Backbo
9583 1246 95 509 Sify Limited
9498 1210 309 73 BHARTI Airtel Ltd.
7552 1165 1080 13 Vietel Corporation
4808 1144 2119 337 CNCGROUP IP network: China169
24560 1095 380 166 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 3043 3688 53 BellSouth.net Inc.
22773 2206 2941 141 Cox Communications, Inc.
1785 2058 686 145 PaeTec Communications, Inc.
18566 2055 379 178 MegaPath Corporation
20115 1681 1655 598 Charter Communications
4323 1640 1098 419 Time Warner Telecom
701 1508 11162 784 MCI Communications Services,
30036 1387 313 582 Mediacom Communications Corp
7018 1334 17778 872 AT&T WorldNet Services
6983 1295 756 580 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 1962 544 16 OJSC "Vimpelcom"
34984 1367 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1151 430 871 Akamai Technologies European
31148 1009 45 19 FreeNet ISP
13188 895 99 48 TOV "Bank-Inform"
6849 869 363 39 JSC UKRTELECOM,
8551 787 370 41 Bezeq International
6830 773 2327 425 UPC Distribution Services
12479 679 797 57 Uni2 Autonomous System
35228 548 246 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 3383 1794 88 NET Servicos de Comunicao S.A
10620 2666 432 219 Telmex Colombia S.A.
7303 1728 1150 231 Telecom Argentina Stet-France
18881 1643 908 20 Global Village Telecom
8151 1356 2847 417 UniNet S.A. de C.V.
11830 866 364 15 Instituto Costarricense de El
27947 846 93 90 Telconet S.A
6147 815 373 27 Telefonica Del Peru
6503 793 434 62 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 1284 112 5 Sudanese Mobile Telephone (ZA
24863 888 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 410 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
29571 224 17 12 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/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3383 1794 88 NET Servicos de Comunicao S.A
6389 3043 3688 53 BellSouth.net Inc.
4766 2932 11557 940 Korea Telecom (KIX)
17974 2714 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2666 432 219 Telmex Colombia S.A.
22773 2206 2941 141 Cox Communications, Inc.
7545 2111 319 111 TPG Internet Pty Ltd
1785 2058 686 145 PaeTec Communications, Inc.
18566 2055 379 178 MegaPath Corporation
8402 1962 544 16 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 3043 2990 BellSouth.net Inc.
17974 2714 2626 PT TELEKOMUNIKASI INDONESIA
10620 2666 2447 Telmex Colombia S.A.
22773 2206 2065 Cox Communications, Inc.
7545 2111 2000 TPG Internet Pty Ltd
4766 2932 1992 Korea Telecom (KIX)
8402 1962 1946 OJSC "Vimpelcom"
1785 2058 1913 PaeTec Communications, Inc.
18566 2055 1877 MegaPath Corporation
18881 1643 1623 Global Village Telecom
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 4323 Time Warner Telecom
62850 UNALLOCATED 8.25.147.0/24 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
65160 PRIVATE 12.1.58.0/24 17361 Sungard Trading Syst
65160 PRIVATE 12.1.59.0/24 17361 Sungard Trading Syst
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
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.
23.91.0.0/19 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.
23.91.160.0/19 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 /12:253
/13:474 /14:923 /15:1627 /16:12819 /17:6772 /18:11314
/19:23095 /20:32929 /21:35639 /22:49996 /23:43892 /24:250405
/25:863 /26:994 /27:468 /28:50 /29:81 /30:22
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2009 2055 MegaPath Corporation
6389 1701 3043 BellSouth.net Inc.
8402 1633 1962 OJSC "Vimpelcom"
22773 1461 2206 Cox Communications, Inc.
36998 1277 1284 Sudanese Mobile Telephone (ZA
30036 1230 1387 Mediacom Communications Corp
11492 1195 1233 Cable One
1785 1095 2058 PaeTec Communications, Inc.
6983 1036 1295 ITC^Deltacom
22561 964 1241 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:898 2:856 3:3 4:17 5:1029 6:21
8:623 12:1880 13:3 14:890 15:11 16:3
17:18 18:19 20:21 23:577 24:1756 27:1620
31:1515 32:45 33:2 34:5 36:86 37:1940
38:917 39:5 40:182 41:2755 42:289 44:14
46:2035 47:10 49:695 50:860 52:12 54:44
55:8 56:4 57:26 58:1167 59:577 60:368
61:1476 62:1253 63:1983 64:4332 65:2346 66:4162
67:2111 68:1097 69:3299 70:888 71:488 72:2011
74:2576 75:325 76:303 77:1156 78:1076 79:662
80:1273 81:1061 82:649 83:675 84:595 85:1253
86:375 87:1025 88:557 89:1562 90:152 91:5692
92:611 93:1613 94:2073 95:1558 96:515 97:348
98:1042 99:41 100:32 101:653 103:3667 105:524
106:141 107:218 108:536 109:1976 110:977 111:1115
112:596 113:813 114:762 115:1062 116:996 117:832
118:1180 119:1276 120:339 121:753 122:1858 123:1264
124:1408 125:1430 128:673 129:230 130:353 131:665
132:361 133:158 134:558 135:72 136:284 137:250
138:351 139:298 140:201 141:331 142:546 143:416
144:497 145:90 146:532 147:412 148:776 149:369
150:154 151:649 152:411 153:205 154:53 155:499
156:296 157:421 158:282 159:781 160:361 161:458
162:868 163:227 164:622 165:592 166:263 167:634
168:1045 169:125 170:1121 171:185 172:27 173:1589
174:693 175:525 176:1336 177:2464 178:1869 179:291
180:1595 181:877 182:1377 183:453 184:630 185:1053
186:2622 187:1457 188:1874 189:1255 190:7332 192:7079
193:5437 194:4026 195:3367 196:1333 197:1038 198:4763
199:5482 200:6042 201:2522 202:8971 203:8896 204:4551
205:2644 206:2836 207:2837 208:3987 209:3652 210:3046
211:1576 212:2148 213:1995 214:902 215:91 216:5421
217:1697 218:625 219:323 220:1277 221:585 222:328
223:506
End of report
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