* BGP Routing Table Analysis Reports *
Routing Table Report 09:00 +10GMT Fri 29 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 467897
Prefixes after maximum aggregation: 188264
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 234573
Total ASes present in the Internet Routing Table: 41246
Prefixes per ASN: 11.34
Origin-only ASes present in the Internet Routing Table: 35445
Origin ASes announcing only one prefix: 16294
Transit ASes present in the Internet Routing Table: 5801
Transit-only ASes present in the Internet Routing Table: 158
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: 965
Unregistered ASNs in the Routing Table: 257
Number of 32-bit ASNs allocated by the RIRs: 5411
Number of 32-bit ASNs visible in the Routing Table: 0
Prefixes from 32-bit ASNs in the Routing Table: 13250
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 1239
Number of addresses announced to Internet: 2654134880
Equivalent to 158 /8s, 50 /16s and 226 /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: 163869
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107952
Total APNIC prefixes after maximum aggregation: 33414
APNIC Deaggregation factor: 3.23
Prefixes being announced from the APNIC address blocks: 110230
Unique aggregates announced from the APNIC address blocks: 47638
APNIC Region origin ASes present in the Internet Routing Table: 4845
APNIC Prefixes per ASN: 22.75
APNIC Region origin ASes announcing only one prefix: 1233
APNIC Region transit ASes present in the Internet Routing Table: 811
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: 0
Number of APNIC addresses announced to Internet: 727528960
Equivalent to 43 /8s, 93 /16s and 54 /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: 162894
Total ARIN prefixes after maximum aggregation: 81244
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163400
Unique aggregates announced from the ARIN address blocks: 75731
ARIN Region origin ASes present in the Internet Routing Table: 15882
ARIN Prefixes per ASN: 10.29
ARIN Region origin ASes announcing only one prefix: 6008
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: 0
Number of ARIN addresses announced to Internet: 1073197312
Equivalent to 63 /8s, 247 /16s and 177 /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: 118799
Total RIPE prefixes after maximum aggregation: 61013
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122829
Unique aggregates announced from the RIPE address blocks: 78945
RIPE Region origin ASes present in the Internet Routing Table: 17517
RIPE Prefixes per ASN: 7.01
RIPE Region origin ASes announcing only one prefix: 8297
RIPE Region transit ASes present in the Internet Routing Table: 2785
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 25
Number of RIPE region 32-bit ASNs visible in the Routing Table: 0
Number of RIPE addresses announced to Internet: 656183648
Equivalent to 39 /8s, 28 /16s and 145 /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: 52607
Total LACNIC prefixes after maximum aggregation: 9798
LACNIC Deaggregation factor: 5.37
Prefixes being announced from the LACNIC address blocks: 57829
Unique aggregates announced from the LACNIC address blocks: 27238
LACNIC Region origin ASes present in the Internet Routing Table: 2036
LACNIC Prefixes per ASN: 28.40
LACNIC Region origin ASes announcing only one prefix: 551
LACNIC Region transit ASes present in the Internet Routing Table: 383
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 0
Number of LACNIC addresses announced to Internet: 144521728
Equivalent to 8 /8s, 157 /16s and 58 /24s
Percentage of available LACNIC address space announced: 86.1
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: 11726
Total AfriNIC prefixes after maximum aggregation: 2588
AfriNIC Deaggregation factor: 4.53
Prefixes being announced from the AfriNIC address blocks: 12370
Unique aggregates announced from the AfriNIC address blocks: 4022
AfriNIC Region origin ASes present in the Internet Routing Table: 686
AfriNIC Prefixes per ASN: 18.03
AfriNIC Region origin ASes announcing only one prefix: 205
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: 0
Number of AfriNIC addresses announced to Internet: 48527360
Equivalent to 2 /8s, 228 /16s and 120 /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 2714 902 88 PT TELEKOMUNIKASI INDONESIA
4766 2137 11550 641 Korea Telecom (KIX)
7545 2096 319 110 TPG Internet Pty Ltd
4755 1777 391 189 TATA Communications formerly
9829 1544 1245 45 BSNL National Internet Backbo
9583 1251 95 510 Sify Limited
9498 1213 309 73 BHARTI Airtel Ltd.
7552 1163 1080 13 Vietel Corporation
24560 1096 382 166 Bharti Airtel Ltd., Telemedia
4808 1083 2020 309 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 2211 2939 137 Cox Communications, Inc.
18566 2054 379 178 MegaPath Corporation
1785 2044 685 133 PaeTec Communications, Inc.
20115 1682 1653 602 Charter Communications
4323 1651 1114 420 Time Warner Telecom
701 1504 11144 778 MCI Communications Services,
7029 1468 1257 163 Windstream Communications Inc
30036 1388 313 582 Mediacom Communications Corp
7018 1344 17798 882 AT&T WorldNet Services
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 1852 544 16 OJSC "Vimpelcom"
34984 1367 244 224 TELLCOM ILETISIM HIZMETLERI A
20940 1180 447 885 Akamai Technologies European
31148 1010 45 20 FreeNet ISP
13188 897 99 48 TOV "Bank-Inform"
6849 856 363 39 JSC UKRTELECOM,
8551 784 370 41 Bezeq International
6830 774 2328 426 UPC Distribution Services
12479 680 798 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 3398 1807 90 NET Servicos de Comunicao S.A
10620 2671 433 213 Telmex Colombia S.A.
7303 1729 1151 232 Telecom Argentina Stet-France
18881 1706 908 20 Global Village Telecom
8151 1348 2850 415 UniNet S.A. de C.V.
11830 868 364 15 Instituto Costarricense de El
27947 820 94 91 Telconet S.A
6147 791 373 27 Telefonica Del Peru
7738 780 1498 36 Telecomunicacoes da Bahia S.A
6503 779 434 60 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 1864 112 5 Sudanese Mobile Telephone (ZA
24863 869 338 26 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 411 956 9 TEDATA
24835 297 144 9 RAYA Telecom - Egypt
3741 255 921 213 The Internet Solution
29571 227 17 14 Ci Telecom Autonomous system
36992 222 501 29 Etisalat MISR
15706 221 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 3398 1807 90 NET Servicos de Comunicao S.A
6389 3042 3688 53 BellSouth.net Inc.
17974 2714 902 88 PT TELEKOMUNIKASI INDONESIA
10620 2671 433 213 Telmex Colombia S.A.
22773 2211 2939 137 Cox Communications, Inc.
4766 2137 11550 641 Korea Telecom (KIX)
7545 2096 319 110 TPG Internet Pty Ltd
18566 2054 379 178 MegaPath Corporation
1785 2044 685 133 PaeTec Communications, Inc.
36998 1864 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 2714 2626 PT TELEKOMUNIKASI INDONESIA
10620 2671 2458 Telmex Colombia S.A.
22773 2211 2074 Cox Communications, Inc.
7545 2096 1986 TPG Internet Pty Ltd
1785 2044 1911 PaeTec Communications, Inc.
18566 2054 1876 MegaPath Corporation
36998 1864 1859 Sudanese Mobile Telephone (ZA
8402 1852 1836 OJSC "Vimpelcom"
18881 1706 1686 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
/13:470 /14:915 /15:1613 /16:12788 /17:6692 /18:11062
/19:22876 /20:32799 /21:35395 /22:49595 /23:43666 /24:249117
/25:45 /26:38 /27:27 /28:40 /29:47 /30:269
/31:12 /32:28
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2009 2054 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1700 3042 BellSouth.net Inc.
8402 1541 1852 OJSC "Vimpelcom"
22773 1465 2211 Cox Communications, Inc.
30036 1230 1388 Mediacom Communications Corp
11492 1195 1233 Cable One
1785 1088 2044 PaeTec Communications, Inc.
7029 1046 1468 Windstream Communications Inc
6983 1035 1294 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:906 2:835 3:3 4:17 5:1023 6:21
8:608 12:1875 13:3 14:877 15:11 16:3
17:18 18:19 20:25 23:602 24:1759 27:1705
31:1515 32:43 33:2 34:5 36:87 37:1937
38:913 39:5 40:185 41:3258 42:299 44:13
46:2031 47:10 49:691 50:849 52:12 54:44
55:5 56:4 57:26 58:1095 59:574 60:366
61:1465 62:1248 63:1976 64:4388 65:2354 66:4247
67:2100 68:1101 69:3305 70:946 71:515 72:2024
74:2624 75:394 76:293 77:1215 78:1036 79:668
80:1274 81:1048 82:628 83:680 84:586 85:1243
86:380 87:1019 88:549 89:1548 90:153 91:5684
92:612 93:1602 94:2077 95:1514 96:513 97:347
98:1080 99:41 100:29 101:406 103:3690 105:530
106:143 107:216 108:517 109:1997 110:975 111:1112
112:577 113:801 114:746 115:1016 116:990 117:801
118:1197 119:1264 120:333 121:730 122:1781 123:1244
124:1381 125:1428 128:619 129:217 130:336 131:644
132:347 133:158 134:292 135:72 136:277 137:245
138:351 139:175 140:172 141:323 142:535 143:393
144:496 145:90 146:540 147:398 148:730 149:370
150:150 151:664 152:412 153:207 154:53 155:501
156:303 157:369 158:283 159:694 160:360 161:451
162:914 163:206 164:617 165:581 166:282 167:637
168:1036 169:121 170:1107 171:185 172:11 173:1661
174:716 175:513 176:1320 177:2541 178:1870 179:293
180:1587 181:871 182:1400 183:472 184:640 185:1074
186:2664 187:1456 188:1853 189:1254 190:7277 192:7007
193:5428 194:4023 195:3353 196:1332 197:1030 198:4686
199:5471 200:6042 201:2522 202:8785 203:8806 204:4472
205:2630 206:2763 207:2747 208:3953 209:3660 210:2919
211:1568 212:2151 213:1999 214:891 215:86 216:5414
217:1700 218:621 219:316 220:1276 221:585 222:326
223:509
End of report
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