* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Fri 13 Dec, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 474571
Prefixes after maximum aggregation: 190091
Deaggregation factor: 2.50
Unique aggregates announced to Internet: 235828
Total ASes present in the Internet Routing Table: 45710
Prefixes per ASN: 10.38
Origin-only ASes present in the Internet Routing Table: 35473
Origin ASes announcing only one prefix: 16291
Transit ASes present in the Internet Routing Table: 5952
Transit-only ASes present in the Internet Routing Table: 172
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 53
Max AS path prepend of ASN ( 50404) 51
Prefixes from unregistered ASNs in the Routing Table: 1040
Unregistered ASNs in the Routing Table: 291
Number of 32-bit ASNs allocated by the RIRs: 5502
Number of 32-bit ASNs visible in the Routing Table: 4285
Prefixes from 32-bit ASNs in the Routing Table: 13552
Number of bogon 32-bit ASNs visible in the Routing Table: 1
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 1375
Number of addresses announced to Internet: 2658255260
Equivalent to 158 /8s, 113 /16s and 193 /24s
Percentage of available address space announced: 71.8
Percentage of allocated address space announced: 71.8
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: 165422
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 112778
Total APNIC prefixes after maximum aggregation: 34143
APNIC Deaggregation factor: 3.30
Prefixes being announced from the APNIC address blocks: 115069
Unique aggregates announced from the APNIC address blocks: 48115
APNIC Region origin ASes present in the Internet Routing Table: 4873
APNIC Prefixes per ASN: 23.61
APNIC Region origin ASes announcing only one prefix: 1209
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: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 782
Number of APNIC addresses announced to Internet: 729116352
Equivalent to 43 /8s, 117 /16s and 110 /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: 163029
Total ARIN prefixes after maximum aggregation: 81833
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 163792
Unique aggregates announced from the ARIN address blocks: 75730
ARIN Region origin ASes present in the Internet Routing Table: 15936
ARIN Prefixes per ASN: 10.28
ARIN Region origin ASes announcing only one prefix: 6008
ARIN Region transit ASes present in the Internet Routing Table: 1665
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: 45
Number of ARIN addresses announced to Internet: 1073480576
Equivalent to 63 /8s, 252 /16s and 3 /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: 119585
Total RIPE prefixes after maximum aggregation: 61270
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 123394
Unique aggregates announced from the RIPE address blocks: 79244
RIPE Region origin ASes present in the Internet Routing Table: 17562
RIPE Prefixes per ASN: 7.03
RIPE Region origin ASes announcing only one prefix: 8308
RIPE Region transit ASes present in the Internet Routing Table: 2825
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 53
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2524
Number of RIPE addresses announced to Internet: 655841764
Equivalent to 39 /8s, 23 /16s and 89 /24s
Percentage of available RIPE address space announced: 95.3
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: 53156
Total LACNIC prefixes after maximum aggregation: 10020
LACNIC Deaggregation factor: 5.30
Prefixes being announced from the LACNIC address blocks: 58560
Unique aggregates announced from the LACNIC address blocks: 27435
LACNIC Region origin ASes present in the Internet Routing Table: 2055
LACNIC Prefixes per ASN: 28.50
LACNIC Region origin ASes announcing only one prefix: 553
LACNIC Region transit ASes present in the Internet Routing Table: 398
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: 926
Number of LACNIC addresses announced to Internet: 146651704
Equivalent to 8 /8s, 189 /16s and 186 /24s
Percentage of available LACNIC address space announced: 87.4
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: 11733
Total AfriNIC prefixes after maximum aggregation: 2589
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 12381
Unique aggregates announced from the AfriNIC address blocks: 4223
AfriNIC Region origin ASes present in the Internet Routing Table: 695
AfriNIC Prefixes per ASN: 17.81
AfriNIC Region origin ASes announcing only one prefix: 213
AfriNIC Region transit ASes present in the Internet Routing Table: 148
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: 8
Number of AfriNIC addresses announced to Internet: 48631872
Equivalent to 2 /8s, 230 /16s and 16 /24s
Percentage of available AfriNIC address space announced: 48.3
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 2948 11558 951 Korea Telecom (KIX)
17974 2731 902 88 PT TELEKOMUNIKASI INDONESIA
7545 2119 319 111 TPG Internet Pty Ltd
4755 1796 392 190 TATA Communications formerly
9829 1557 1251 42 BSNL National Internet Backbo
9583 1321 102 543 Sify Limited
9498 1223 309 72 BHARTI Airtel Ltd.
7552 1172 1080 13 Vietel Corporation
4808 1142 2119 337 CNCGROUP IP network: China169
24560 1097 382 167 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 3034 3688 53 BellSouth.net Inc.
22773 2298 2939 138 Cox Communications, Inc.
18566 2051 379 178 MegaPath Corporation
1785 2045 686 129 PaeTec Communications, Inc.
20115 1683 1658 598 Charter Communications
4323 1635 1082 416 Time Warner Telecom
701 1507 11144 778 MCI Communications Services,
30036 1351 302 599 Mediacom Communications Corp
7018 1314 17746 856 AT&T WorldNet Services
6983 1292 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 2001 544 16 OJSC "Vimpelcom"
34984 1366 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1186 448 891 Akamai Technologies European
31148 1010 45 20 FreeNet ISP
13188 897 99 42 TOV "Bank-Inform"
6849 866 363 39 JSC UKRTELECOM,
8551 792 370 41 Bezeq International
6830 771 2327 424 UPC Distribution Services
12479 683 798 53 Uni2 Autonomous System
35228 551 246 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 3434 1829 94 NET Servicos de Comunicao S.A
10620 2694 436 199 Telmex Colombia S.A.
7303 1738 1161 233 Telecom Argentina Stet-France
18881 1721 908 20 Global Village Telecom
8151 1369 2855 426 UniNet S.A. de C.V.
11830 868 364 15 Instituto Costarricense de El
27947 853 93 89 Telconet S.A
6147 789 373 27 Telefonica Del Peru
7738 780 1498 36 Telecomunicacoes da Bahia S.A
6503 774 434 60 AVANTEL, 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 871 338 26 LINKdotNET AS number
6713 598 653 27 Itissalat Al-MAGHRIB
8452 417 956 9 TEDATA
24835 298 144 9 RAYA Telecom - Egypt
29571 251 21 14 Ci Telecom Autonomous system
3741 247 921 209 The Internet Solution
36992 246 525 29 Etisalat MISR
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 3434 1829 94 NET Servicos de Comunicao S.A
6389 3034 3688 53 BellSouth.net Inc.
4766 2948 11558 951 Korea Telecom (KIX)
17974 2731 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2694 436 199 Telmex Colombia S.A.
22773 2298 2939 138 Cox Communications, Inc.
7545 2119 319 111 TPG Internet Pty Ltd
18566 2051 379 178 MegaPath Corporation
1785 2045 686 129 PaeTec Communications, Inc.
8402 2001 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 3034 2981 BellSouth.net Inc.
17974 2731 2643 PT TELEKOMUNIKASI INDONESIA
10620 2694 2495 Telmex Colombia S.A.
22773 2298 2160 Cox Communications, Inc.
7545 2119 2008 TPG Internet Pty Ltd
4766 2948 1997 Korea Telecom (KIX)
8402 2001 1985 OJSC "Vimpelcom"
1785 2045 1916 PaeTec Communications, Inc.
18566 2051 1873 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 4323 Time Warner Telecom
62850 UNALLOCATED 8.25.147.0/24 46887 Lightower Fiber Netw
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
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 12.45.103.0/24 209 Qwest Communications
Complete listing at http://thyme.rand.apnic.net/current/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
23.91.32.0/19 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.
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 /14:932 /15:1635 /16:12846 /17:6761 /18:11314
/19:23179 /20:32988 /21:35776 /22:50329 /23:43858 /24:251655
/25:827 /26:982 /27:450 /28:49 /29:73 /30:25
/31:0 /32:15
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2006 2051 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
8402 1705 2001 OJSC "Vimpelcom"
6389 1699 3034 BellSouth.net Inc.
22773 1548 2298 Cox Communications, Inc.
30036 1195 1351 Mediacom Communications Corp
11492 1144 1182 Cable One
1785 1087 2045 PaeTec Communications, Inc.
6983 1034 1292 ITC^Deltacom
22561 971 1247 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:921 2:871 3:3 4:16 5:814 6:21
8:614 12:1881 13:3 14:898 15:11 16:3
17:19 18:19 20:36 23:616 24:1751 27:1696
31:1523 32:45 33:2 34:5 36:104 37:1937
38:919 39:5 40:182 41:3235 42:233 44:14
46:2088 47:10 49:700 50:856 52:12 54:44
55:5 56:4 57:25 58:1153 59:583 60:369
61:1499 62:1241 63:1972 64:4387 65:2333 66:4144
67:2118 68:1090 69:3287 70:908 71:509 72:2020
74:2580 75:324 76:305 77:1205 78:1025 79:668
80:1285 81:1054 82:633 83:755 84:591 85:1244
86:381 87:1029 88:520 89:1567 90:151 91:5730
92:619 93:1611 94:2110 95:1584 96:519 97:350
98:1079 99:41 100:33 101:692 103:3811 105:531
106:144 107:240 108:539 109:2014 110:968 111:1127
112:605 113:804 114:751 115:1044 116:1012 117:832
118:1226 119:1279 120:338 121:767 122:1878 123:1265
124:1377 125:1437 128:642 129:232 130:354 131:669
132:355 133:157 134:309 135:72 136:277 137:251
138:351 139:171 140:197 141:342 142:551 143:413
144:502 145:90 146:557 147:436 148:774 149:358
150:152 151:488 152:414 153:207 154:45 155:517
156:308 157:418 158:284 159:785 160:360 161:460
162:917 163:226 164:635 165:582 166:280 167:624
168:1042 169:123 170:1130 171:185 172:12 173:1636
174:663 175:541 176:1317 177:2555 178:1861 179:306
180:1602 181:887 182:1417 183:474 184:620 185:1115
186:2654 187:1489 188:1968 189:1264 190:7288 192:7069
193:5481 194:4031 195:3379 196:1334 197:1039 198:4780
199:5510 200:6055 201:2533 202:9022 203:8915 204:4526
205:2636 206:2889 207:2806 208:3962 209:3664 210:3084
211:1629 212:2163 213:1995 214:889 215:84 216:5417
217:1727 218:637 219:319 220:1269 221:587 222:332
223:553
End of report
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