Routing Table Report 09:00 +10GMT Wed 30 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 463137
Prefixes after maximum aggregation: 187600
Deaggregation factor: 2.47
Unique aggregates announced to Internet: 232970
Total ASes present in the Internet Routing Table: 45205
Prefixes per ASN: 10.25
Origin-only ASes present in the Internet Routing Table: 35333
Origin ASes announcing only one prefix: 16279
Transit ASes present in the Internet Routing Table: 5802
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: 688
Unregistered ASNs in the Routing Table: 166
Number of 32-bit ASNs allocated by the RIRs: 5265
Number of 32-bit ASNs visible in the Routing Table: 4070
Prefixes from 32-bit ASNs in the Routing Table: 12531
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 872
Number of addresses announced to Internet: 2650648544
Equivalent to 157 /8s, 253 /16s and 175 /24s
Percentage of available address space announced: 71.6
Percentage of allocated address space announced: 71.6
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: 161800
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107005
Total APNIC prefixes after maximum aggregation: 33102
APNIC Deaggregation factor: 3.23
Prefixes being announced from the APNIC address blocks: 109088
Unique aggregates announced from the APNIC address blocks: 46965
APNIC Region origin ASes present in the Internet Routing Table: 4852
APNIC Prefixes per ASN: 22.48
APNIC Region origin ASes announcing only one prefix: 1232
APNIC Region transit ASes present in the Internet Routing Table: 809
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: 719
Number of APNIC addresses announced to Internet: 728017920
Equivalent to 43 /8s, 100 /16s and 172 /24s
Percentage of available APNIC address space announced: 85.1
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: 161607
Total ARIN prefixes after maximum aggregation: 81055
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162349
Unique aggregates announced from the ARIN address blocks: 75729
ARIN Region origin ASes present in the Internet Routing Table: 15856
ARIN Prefixes per ASN: 10.24
ARIN Region origin ASes announcing only one prefix: 6003
ARIN Region transit ASes present in the Internet Routing Table: 1612
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: 29
Number of ARIN addresses announced to Internet: 1072580352
Equivalent to 63 /8s, 238 /16s and 71 /24s
Percentage of available ARIN address space announced: 56.7
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: 117894
Total RIPE prefixes after maximum aggregation: 60999
RIPE Deaggregation factor: 1.93
Prefixes being announced from the RIPE address blocks: 121697
Unique aggregates announced from the RIPE address blocks: 78745
RIPE Region origin ASes present in the Internet Routing Table: 17489
RIPE Prefixes per ASN: 6.96
RIPE Region origin ASes announcing only one prefix: 8294
RIPE Region transit ASes present in the Internet Routing Table: 2796
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: 2438
Number of RIPE addresses announced to Internet: 656492256
Equivalent to 39 /8s, 33 /16s and 70 /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: 51946
Total LACNIC prefixes after maximum aggregation: 9745
LACNIC Deaggregation factor: 5.33
Prefixes being announced from the LACNIC address blocks: 56872
Unique aggregates announced from the LACNIC address blocks: 26751
LACNIC Region origin ASes present in the Internet Routing Table: 2029
LACNIC Prefixes per ASN: 28.03
LACNIC Region origin ASes announcing only one prefix: 555
LACNIC Region transit ASes present in the Internet Routing Table: 379
Average LACNIC Region AS path length visible: 3.9
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 878
Number of LACNIC addresses announced to Internet: 142160896
Equivalent to 8 /8s, 121 /16s and 52 /24s
Percentage of available LACNIC address space announced: 84.7
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: 11609
Total AfriNIC prefixes after maximum aggregation: 2571
AfriNIC Deaggregation factor: 4.52
Prefixes being announced from the AfriNIC address blocks: 12259
Unique aggregates announced from the AfriNIC address blocks: 4050
AfriNIC Region origin ASes present in the Internet Routing Table: 668
AfriNIC Prefixes per ASN: 18.35
AfriNIC Region origin ASes announcing only one prefix: 195
AfriNIC Region transit ASes present in the Internet Routing Table: 132
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: 6
Number of AfriNIC addresses announced to Internet: 48047360
Equivalent to 2 /8s, 221 /16s and 37 /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
17974 2713 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2139 11550 641 Korea Telecom (KIX)
7545 2087 319 111 TPG Internet Pty Ltd
4755 1766 391 187 TATA Communications formerly
9829 1558 1242 46 BSNL National Internet Backbo
9498 1208 309 74 BHARTI Airtel Ltd.
9583 1187 90 513 Sify Limited
7552 1156 1080 13 Vietel Corporation
4808 1105 2030 315 CNCGROUP IP network: China169
24560 1092 380 165 Bharti Airtel Ltd., Telemedia
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 3057 3688 56 BellSouth.net Inc.
22773 2189 2941 140 Cox Communications, Inc.
18566 2060 379 180 MegaPath Corporation
1785 2036 684 131 PaeTec Communications, Inc.
20115 1680 1653 607 Charter Communications
4323 1626 1117 418 Time Warner Telecom
701 1504 11144 779 MCI Communications Services,
30036 1391 313 576 Mediacom Communications Corp
7018 1349 17797 880 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 1768 544 17 OJSC "Vimpelcom"
34984 1361 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1078 391 825 Akamai Technologies European
31148 1004 44 21 FreeNet ISP
13188 886 99 58 TOV "Bank-Inform"
6830 773 2328 426 UPC Distribution Services
8551 758 370 41 Bezeq International
12479 687 800 49 Uni2 Autonomous System
35228 540 246 16 Avatar Broadband Limited
35819 535 584 77 Bayanat Al-Oula For Network S
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 3465 1782 85 NET Servicos de Comunicao S.A
10620 2635 427 234 TVCABLE BOGOTA
7303 1725 1135 234 Telecom Argentina Stet-France
18881 1510 844 20 Global Village Telecom
8151 1334 2838 408 UniNet S.A. de C.V.
11830 866 364 15 Instituto Costarricense de El
27947 819 94 93 Telconet S.A
6147 793 373 27 Telefonica Del Peru
6503 784 434 63 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia 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 885 338 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 410 956 9 TEDATA
24835 294 144 9 RAYA Telecom - Egypt
3741 258 921 216 The Internet Solution
36992 227 501 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/us/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3465 1782 85 NET Servicos de Comunicao S.A
6389 3057 3688 56 BellSouth.net Inc.
17974 2713 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2635 427 234 TVCABLE BOGOTA
22773 2189 2941 140 Cox Communications, Inc.
4766 2139 11550 641 Korea Telecom (KIX)
7545 2087 319 111 TPG Internet Pty Ltd
18566 2060 379 180 MegaPath Corporation
1785 2036 684 131 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 3057 3001 BellSouth.net Inc.
17974 2713 2624 PT TELEKOMUNIKASI INDONESIA
10620 2635 2401 TVCABLE BOGOTA
22773 2189 2049 Cox Communications, Inc.
7545 2087 1976 TPG Internet Pty Ltd
1785 2036 1905 PaeTec Communications, Inc.
18566 2060 1880 MegaPath Corporation
36998 1854 1849 Sudanese Mobile Telephone (ZA
8402 1768 1751 OJSC "Vimpelcom"
4755 1766 1579 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/us/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
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
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
17300 UNALLOCATED 12.45.110.0/24 701 MCI Communications S
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
14764 UNALLOCATED 12.108.237.0/24 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.
23.90.192.0/18 36086 Broad Communications Technolo
23.91.0.0/19 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 40676 Psychz Networks
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
23.91.164.0/22 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 /12:254
/13:469 /14:906 /15:1609 /16:12776 /17:6618 /18:11003
/19:22690 /20:32456 /21:35118 /22:49393 /23:42847 /24:246502
/25:46 /26:37 /27:25 /28:39 /29:28 /30:141
/31:11 /32:19
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2013 2060 MegaPath Corporation
36998 1819 1854 Sudanese Mobile Telephone (ZA
6389 1709 3057 BellSouth.net Inc.
8402 1477 1768 OJSC "Vimpelcom"
22773 1455 2189 Cox Communications, Inc.
30036 1239 1391 Mediacom Communications Corp
11492 1199 1240 Cable One
1785 1086 2036 PaeTec Communications, Inc.
6983 1034 1294 ITC^Deltacom
22561 967 1243 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:864 2:817 3:3 4:17 5:1000 6:21
8:610 12:1893 13:3 14:862 15:11 16:3
17:17 18:19 20:21 23:504 24:1740 27:1600
31:1482 32:40 33:2 34:5 36:80 37:1863
38:914 39:4 40:181 41:3195 42:245 44:13
46:2013 47:9 49:682 50:822 52:12 54:41
55:3 56:2 57:26 58:1077 59:567 60:371
61:1455 62:1207 63:1979 64:4541 65:2339 66:4138
67:2114 68:1102 69:3278 70:870 71:489 72:2015
74:2550 75:327 76:295 77:1161 78:1049 79:647
80:1293 81:1016 82:653 83:634 84:580 85:1249
86:413 87:1007 88:564 89:1593 90:155 91:5658
92:615 93:1589 94:2000 95:1594 96:503 97:344
98:1039 99:39 100:30 101:364 103:3493 105:525
106:142 107:212 108:510 109:1917 110:948 111:1094
112:581 113:806 114:723 115:1006 116:985 117:815
118:1161 119:1258 120:359 121:726 122:1782 123:1232
124:1302 125:1433 128:597 129:212 130:314 131:660
132:341 133:158 134:544 135:67 136:277 137:266
138:349 139:171 140:166 141:321 142:530 143:415
144:496 145:88 146:515 147:392 148:699 149:360
150:155 151:586 152:410 153:205 154:51 155:488
156:282 157:372 158:282 159:683 160:357 161:448
162:811 163:206 164:631 165:567 166:257 167:626
168:1040 169:124 170:1124 171:180 172:25 173:1607
174:671 175:499 176:1259 177:2368 178:1930 179:193
180:1572 181:785 182:1328 183:452 184:663 185:956
186:2609 187:1467 188:1829 189:1262 190:7170 192:7031
193:5403 194:4031 195:3318 196:1317 197:1020 198:4675
199:5456 200:6076 201:2526 202:8761 203:8818 204:4457
205:2611 206:2754 207:2792 208:4015 209:3624 210:2896
211:1560 212:2133 213:1969 214:893 215:92 216:5368
217:1691 218:616 219:309 220:1276 221:567 222:326
223:501
End of report
