* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Fri 08 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 471364
Prefixes after maximum aggregation: 189255
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 233656
Total ASes present in the Internet Routing Table: 45392
Prefixes per ASN: 10.38
Origin-only ASes present in the Internet Routing Table: 35326
Origin ASes announcing only one prefix: 16264
Transit ASes present in the Internet Routing Table: 5953
Transit-only ASes present in the Internet Routing Table: 163
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: 728
Unregistered ASNs in the Routing Table: 199
Number of 32-bit ASNs allocated by the RIRs: 5306
Number of 32-bit ASNs visible in the Routing Table: 4113
Prefixes from 32-bit ASNs in the Routing Table: 12936
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 984
Number of addresses announced to Internet: 2654116888
Equivalent to 158 /8s, 50 /16s and 156 /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: 164389
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111567
Total APNIC prefixes after maximum aggregation: 33898
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 113740
Unique aggregates announced from the APNIC address blocks: 47218
APNIC Region origin ASes present in the Internet Routing Table: 4876
APNIC Prefixes per ASN: 23.33
APNIC Region origin ASes announcing only one prefix: 1220
APNIC Region transit ASes present in the Internet Routing Table: 832
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: 729
Number of APNIC addresses announced to Internet: 730038976
Equivalent to 43 /8s, 131 /16s and 130 /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: 162917
Total ARIN prefixes after maximum aggregation: 81662
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163760
Unique aggregates announced from the ARIN address blocks: 76002
ARIN Region origin ASes present in the Internet Routing Table: 15923
ARIN Prefixes per ASN: 10.28
ARIN Region origin ASes announcing only one prefix: 6007
ARIN Region transit ASes present in the Internet Routing Table: 1664
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: 1073546880
Equivalent to 63 /8s, 253 /16s and 6 /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: 119084
Total RIPE prefixes after maximum aggregation: 60986
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122711
Unique aggregates announced from the RIPE address blocks: 78706
RIPE Region origin ASes present in the Internet Routing Table: 17510
RIPE Prefixes per ASN: 7.01
RIPE Region origin ASes announcing only one prefix: 8289
RIPE Region transit ASes present in the Internet Routing Table: 2844
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: 2458
Number of RIPE addresses announced to Internet: 656450148
Equivalent to 39 /8s, 32 /16s and 162 /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: 52522
Total LACNIC prefixes after maximum aggregation: 9982
LACNIC Deaggregation factor: 5.26
Prefixes being announced from the LACNIC address blocks: 57765
Unique aggregates announced from the LACNIC address blocks: 26910
LACNIC Region origin ASes present in the Internet Routing Table: 2035
LACNIC Prefixes per ASN: 28.39
LACNIC Region origin ASes announcing only one prefix: 551
LACNIC Region transit ASes present in the Internet Routing Table: 393
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: 142413684
Equivalent to 8 /8s, 125 /16s and 15 /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: 11752
Total AfriNIC prefixes after maximum aggregation: 2588
AfriNIC Deaggregation factor: 4.54
Prefixes being announced from the AfriNIC address blocks: 12404
Unique aggregates announced from the AfriNIC address blocks: 4025
AfriNIC Region origin ASes present in the Internet Routing Table: 675
AfriNIC Prefixes per ASN: 18.38
AfriNIC Region origin ASes announcing only one prefix: 197
AfriNIC Region transit ASes present in the Internet Routing Table: 136
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: 48102400
Equivalent to 2 /8s, 221 /16s and 252 /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 2934 11557 943 Korea Telecom (KIX)
17974 2700 903 89 PT TELEKOMUNIKASI INDONESIA
7545 2109 319 111 TPG Internet Pty Ltd
4755 1786 391 187 TATA Communications formerly
9829 1554 1242 46 BSNL National Internet Backbo
9498 1211 309 74 BHARTI Airtel Ltd.
9583 1190 91 513 Sify Limited
7552 1158 1080 13 Vietel Corporation
4808 1150 2124 339 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 3054 3688 56 BellSouth.net Inc.
22773 2193 2939 138 Cox Communications, Inc.
18566 2057 379 178 MegaPath Corporation
1785 2037 684 131 PaeTec Communications, Inc.
20115 1683 1654 608 Charter Communications
4323 1631 1102 421 Time Warner Telecom
701 1506 11146 782 MCI Communications Services,
30036 1385 313 576 Mediacom Communications Corp
7018 1338 17779 872 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 1998 544 17 OJSC "Vimpelcom"
34984 1363 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1125 411 854 Akamai Technologies European
31148 1004 44 22 FreeNet ISP
13188 887 99 48 TOV "Bank-Inform"
6849 862 356 30 JSC UKRTELECOM,
8551 782 370 41 Bezeq International
6830 771 2327 423 UPC Distribution Services
12479 675 798 55 Uni2 Autonomous System
35228 544 246 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 3430 1786 86 NET Servicos de Comunicao S.A
10620 2641 428 237 TVCABLE BOGOTA
7303 1727 1146 232 Telecom Argentina Stet-France
18881 1512 844 20 Global Village Telecom
8151 1363 2853 413 UniNet S.A. de C.V.
11830 866 364 15 Instituto Costarricense de El
27947 846 93 90 Telconet S.A
6503 789 434 61 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
26615 747 1749 26 Tim Brasil 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 891 338 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 229 501 29 Etisalat MISR
29571 224 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 3430 1786 86 NET Servicos de Comunicao S.A
6389 3054 3688 56 BellSouth.net Inc.
4766 2934 11557 943 Korea Telecom (KIX)
17974 2700 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2641 428 237 TVCABLE BOGOTA
22773 2193 2939 138 Cox Communications, Inc.
7545 2109 319 111 TPG Internet Pty Ltd
18566 2057 379 178 MegaPath Corporation
1785 2037 684 131 PaeTec Communications, Inc.
8402 1998 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 3054 2998 BellSouth.net Inc.
17974 2700 2611 PT TELEKOMUNIKASI INDONESIA
10620 2641 2404 TVCABLE BOGOTA
22773 2193 2055 Cox Communications, Inc.
7545 2109 1998 TPG Internet Pty Ltd
4766 2934 1991 Korea Telecom (KIX)
8402 1998 1981 OJSC "Vimpelcom"
1785 2037 1906 PaeTec Communications, Inc.
18566 2057 1879 MegaPath Corporation
36998 1854 1849 Sudanese Mobile Telephone (ZA
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
23.91.4.0/24 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/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
/13:474 /14:922 /15:1628 /16:12837 /17:6756 /18:11343
/19:23097 /20:32782 /21:35558 /22:49783 /23:43760 /24:249555
/25:835 /26:992 /27:474 /28:48 /29:80 /30:22
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2011 2057 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1707 3054 BellSouth.net Inc.
8402 1664 1998 OJSC "Vimpelcom"
22773 1456 2193 Cox Communications, Inc.
30036 1231 1385 Mediacom Communications Corp
11492 1192 1232 Cable One
1785 1086 2037 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 970 1247 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 2:868 3:3 4:17 5:1025 6:21
8:616 12:1897 13:3 14:896 15:11 16:3
17:18 18:19 20:21 23:524 24:1734 27:1611
31:1497 32:45 33:2 34:5 36:83 37:1909
38:921 39:4 40:181 41:3241 42:254 44:14
46:2023 47:9 49:686 50:846 52:12 54:42
55:8 56:4 57:26 58:1160 59:577 60:375
61:1468 62:1227 63:1983 64:4354 65:2346 66:4147
67:2095 68:1104 69:3301 70:872 71:490 72:2040
74:2561 75:328 76:306 77:1167 78:1061 79:658
80:1293 81:1029 82:655 83:629 84:588 85:1237
86:383 87:1009 88:563 89:1555 90:150 91:5646
92:619 93:1598 94:2026 95:1639 96:512 97:345
98:1051 99:42 100:31 101:629 103:3555 105:527
106:142 107:213 108:536 109:1935 110:970 111:1118
112:596 113:811 114:754 115:1043 116:1001 117:828
118:1166 119:1278 120:361 121:751 122:1872 123:1258
124:1360 125:1437 128:677 129:229 130:331 131:667
132:365 133:157 134:556 135:72 136:279 137:269
138:350 139:177 140:193 141:332 142:542 143:402
144:496 145:88 146:527 147:397 148:777 149:368
150:138 151:586 152:410 153:206 154:52 155:490
156:289 157:423 158:278 159:776 160:360 161:458
162:830 163:226 164:635 165:587 166:259 167:634
168:1047 169:125 170:1119 171:182 172:27 173:1588
174:687 175:514 176:1310 177:2424 178:1958 179:206
180:1587 181:815 182:1338 183:461 184:673 185:999
186:2654 187:1488 188:1866 189:1297 190:7103 192:7109
193:5422 194:4046 195:3354 196:1334 197:1051 198:4747
199:5497 200:6081 201:2482 202:8953 203:8878 204:4538
205:2643 206:2843 207:2831 208:3977 209:3653 210:2999
211:1567 212:2140 213:1985 214:896 215:91 216:5423
217:1686 218:628 219:323 220:1279 221:569 222:326
223:505
End of report
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