* BGP Routing Table Analysis Reports *
Routing Table Report 09:00 +10GMT Wed 04 Dec, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 466974
Prefixes after maximum aggregation: 188300
Deaggregation factor: 2.48
Unique aggregates announced to Internet: 234338
Total ASes present in the Internet Routing Table: 45465
Prefixes per ASN: 10.27
Origin-only ASes present in the Internet Routing Table: 35437
Origin ASes announcing only one prefix: 16268
Transit ASes present in the Internet Routing Table: 5793
Transit-only ASes present in the Internet Routing Table: 152
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: 967
Unregistered ASNs in the Routing Table: 257
Number of 32-bit ASNs allocated by the RIRs: 5437
Number of 32-bit ASNs visible in the Routing Table: 4235
Prefixes from 32-bit ASNs in the Routing Table: 13314
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: 1262
Number of addresses announced to Internet: 2655157088
Equivalent to 158 /8s, 66 /16s and 123 /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: 163010
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 108066
Total APNIC prefixes after maximum aggregation: 33438
APNIC Deaggregation factor: 3.23
Prefixes being announced from the APNIC address blocks: 110379
Unique aggregates announced from the APNIC address blocks: 47621
APNIC Region origin ASes present in the Internet Routing Table: 4841
APNIC Prefixes per ASN: 22.80
APNIC Region origin ASes announcing only one prefix: 1226
APNIC Region transit ASes present in the Internet Routing Table: 817
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: 768
Number of APNIC addresses announced to Internet: 727121152
Equivalent to 43 /8s, 86 /16s and 253 /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: 161983
Total ARIN prefixes after maximum aggregation: 81215
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162421
Unique aggregates announced from the ARIN address blocks: 75507
ARIN Region origin ASes present in the Internet Routing Table: 15875
ARIN Prefixes per ASN: 10.23
ARIN Region origin ASes announcing only one prefix: 6001
ARIN Region transit ASes present in the Internet Routing Table: 1605
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: 39
Number of ARIN addresses announced to Internet: 1072993536
Equivalent to 63 /8s, 244 /16s and 149 /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: 118714
Total RIPE prefixes after maximum aggregation: 61027
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122848
Unique aggregates announced from the RIPE address blocks: 78847
RIPE Region origin ASes present in the Internet Routing Table: 17516
RIPE Prefixes per ASN: 7.01
RIPE Region origin ASes announcing only one prefix: 8281
RIPE Region transit ASes present in the Internet Routing Table: 2777
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 25
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2509
Number of RIPE addresses announced to Internet: 656370016
Equivalent to 39 /8s, 31 /16s and 105 /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: 52526
Total LACNIC prefixes after maximum aggregation: 9826
LACNIC Deaggregation factor: 5.35
Prefixes being announced from the LACNIC address blocks: 57723
Unique aggregates announced from the LACNIC address blocks: 27322
LACNIC Region origin ASes present in the Internet Routing Table: 2040
LACNIC Prefixes per ASN: 28.30
LACNIC Region origin ASes announcing only one prefix: 556
LACNIC Region transit ASes present in the Internet Routing Table: 382
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 912
Number of LACNIC addresses announced to Internet: 145924608
Equivalent to 8 /8s, 178 /16s and 162 /24s
Percentage of available LACNIC address space announced: 87.0
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: 11700
Total AfriNIC prefixes after maximum aggregation: 2577
AfriNIC Deaggregation factor: 4.54
Prefixes being announced from the AfriNIC address blocks: 12341
Unique aggregates announced from the AfriNIC address blocks: 4030
AfriNIC Region origin ASes present in the Internet Routing Table: 684
AfriNIC Prefixes per ASN: 18.04
AfriNIC Region origin ASes announcing only one prefix: 204
AfriNIC Region transit ASes present in the Internet Routing Table: 134
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: 7
Number of AfriNIC addresses announced to Internet: 48547072
Equivalent to 2 /8s, 228 /16s and 197 /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 2719 902 88 PT TELEKOMUNIKASI INDONESIA
4766 2138 11550 641 Korea Telecom (KIX)
7545 2096 319 110 TPG Internet Pty Ltd
4755 1778 391 189 TATA Communications formerly
9829 1541 1244 47 BSNL National Internet Backbo
9583 1251 95 510 Sify Limited
9498 1217 309 73 BHARTI Airtel Ltd.
7552 1166 1080 13 Vietel Corporation
24560 1102 382 166 Bharti Airtel Ltd., Telemedia
4808 1082 2020 308 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 2939 138 Cox Communications, Inc.
18566 2054 379 178 MegaPath Corporation
1785 2045 685 134 PaeTec Communications, Inc.
20115 1683 1652 601 Charter Communications
4323 1651 1114 420 Time Warner Telecom
701 1508 11144 779 MCI Communications Services,
30036 1384 312 579 Mediacom Communications Corp
7018 1345 17798 883 AT&T WorldNet Services
6983 1294 771 579 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 1793 544 16 OJSC "Vimpelcom"
34984 1366 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1171 441 886 Akamai Technologies European
31148 1010 45 20 FreeNet ISP
13188 897 99 48 TOV "Bank-Inform"
6849 856 363 39 JSC UKRTELECOM,
8551 785 370 41 Bezeq International
6830 774 2328 426 UPC Distribution Services
12479 676 798 53 Uni2 Autonomous System
35228 547 246 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 3414 1829 94 NET Servicos de Comunicao S.A
10620 2674 433 213 Telmex Colombia S.A.
7303 1729 1147 234 Telecom Argentina Stet-France
18881 1707 908 20 Global Village Telecom
8151 1349 2850 415 UniNet S.A. de C.V.
11830 868 364 15 Instituto Costarricense de El
27947 822 94 91 Telconet S.A
6147 794 373 27 Telefonica Del Peru
7738 780 1498 36 Telecomunicacoes da Bahia S.A
6503 773 434 61 AVANTEL, 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 1854 112 5 Sudanese Mobile Telephone (ZA
24863 872 338 26 LINKdotNET AS number
6713 551 633 26 Itissalat Al-MAGHRIB
8452 412 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 251 921 209 The Internet Solution
29571 229 21 15 Ci Telecom Autonomous system
36992 222 501 29 Etisalat MISR
15706 219 32 6 Sudatel Internet Exchange Aut
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 3414 1829 94 NET Servicos de Comunicao S.A
6389 3042 3688 53 BellSouth.net Inc.
17974 2719 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2674 433 213 Telmex Colombia S.A.
22773 2212 2939 138 Cox Communications, Inc.
4766 2138 11550 641 Korea Telecom (KIX)
7545 2096 319 110 TPG Internet Pty Ltd
18566 2054 379 178 MegaPath Corporation
1785 2045 685 134 PaeTec Communications, Inc.
36998 1854 112 5 Sudanese Mobile Telephone (ZA
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 2719 2631 PT TELEKOMUNIKASI INDONESIA
10620 2674 2461 Telmex Colombia S.A.
22773 2212 2074 Cox Communications, Inc.
7545 2096 1986 TPG Internet Pty Ltd
1785 2045 1911 PaeTec Communications, Inc.
18566 2054 1876 MegaPath Corporation
36998 1854 1849 Sudanese Mobile Telephone (ZA
8402 1793 1777 OJSC "Vimpelcom"
18881 1707 1687 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
23.91.32.0/19 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/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
/13:471 /14:924 /15:1622 /16:12788 /17:6696 /18:11093
/19:22888 /20:32791 /21:35385 /22:49603 /23:43531 /24:248271
/25:45 /26:38 /27:26 /28:40 /29:47 /30:269
/31:13 /32:30
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2009 2054 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1700 3042 BellSouth.net Inc.
8402 1513 1793 OJSC "Vimpelcom"
22773 1465 2212 Cox Communications, Inc.
30036 1224 1384 Mediacom Communications Corp
11492 1195 1233 Cable One
1785 1088 2045 PaeTec Communications, Inc.
6983 1035 1294 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)
----------------------------------------------
1:918 2:819 3:3 4:17 5:804 6:21
8:609 12:1877 13:3 14:876 15:11 16:3
17:18 18:19 20:25 23:613 24:1771 27:1700
31:1514 32:43 33:2 34:5 36:95 37:1937
38:911 39:5 40:181 41:3250 42:323 44:13
46:2051 47:10 49:700 50:847 52:12 54:44
55:4 56:4 57:26 58:1068 59:577 60:366
61:1466 62:1237 63:1978 64:4380 65:2344 66:4142
67:2097 68:1096 69:3292 70:894 71:504 72:2013
74:2582 75:327 76:293 77:1209 78:999 79:670
80:1281 81:1053 82:629 83:695 84:583 85:1254
86:382 87:1031 88:547 89:1564 90:155 91:5680
92:613 93:1604 94:2102 95:1505 96:511 97:349
98:1057 99:41 100:30 101:407 103:3728 105:530
106:143 107:215 108:517 109:2004 110:973 111:1117
112:581 113:799 114:746 115:1002 116:989 117:805
118:1217 119:1262 120:332 121:728 122:1784 123:1245
124:1375 125:1436 128:588 129:217 130:337 131:641
132:347 133:158 134:292 135:72 136:275 137:265
138:351 139:165 140:157 141:323 142:537 143:403
144:495 145:90 146:541 147:418 148:725 149:368
150:150 151:484 152:413 153:207 154:42 155:506
156:307 157:369 158:283 159:695 160:360 161:449
162:902 163:205 164:621 165:579 166:275 167:638
168:1034 169:121 170:1010 171:185 172:11 173:1623
174:667 175:521 176:1323 177:2496 178:1866 179:311
180:1589 181:885 182:1401 183:477 184:626 185:1089
186:2638 187:1436 188:1943 189:1241 190:7231 192:7015
193:5427 194:4029 195:3361 196:1332 197:1036 198:4678
199:5469 200:6051 201:2487 202:8799 203:8810 204:4470
205:2631 206:2799 207:2731 208:3949 209:3647 210:2938
211:1571 212:2147 213:1988 214:890 215:84 216:5400
217:1708 218:627 219:315 220:1262 221:587 222:330
223:510
End of report
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