Routing Table Report 09:00 +10GMT Tue 29 Oct, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 462864
Prefixes after maximum aggregation: 187451
Deaggregation factor: 2.47
Unique aggregates announced to Internet: 232746
Total ASes present in the Internet Routing Table: 45171
Prefixes per ASN: 10.25
Origin-only ASes present in the Internet Routing Table: 35303
Origin ASes announcing only one prefix: 16265
Transit ASes present in the Internet Routing Table: 5804
Transit-only ASes present in the Internet Routing Table: 154
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: 685
Unregistered ASNs in the Routing Table: 163
Number of 32-bit ASNs allocated by the RIRs: 5264
Number of 32-bit ASNs visible in the Routing Table: 4064
Prefixes from 32-bit ASNs in the Routing Table: 12487
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 851
Number of addresses announced to Internet: 2649413088
Equivalent to 157 /8s, 234 /16s and 213 /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: 161750
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 106812
Total APNIC prefixes after maximum aggregation: 33092
APNIC Deaggregation factor: 3.23
Prefixes being announced from the APNIC address blocks: 108893
Unique aggregates announced from the APNIC address blocks: 46896
APNIC Region origin ASes present in the Internet Routing Table: 4848
APNIC Prefixes per ASN: 22.46
APNIC Region origin ASes announcing only one prefix: 1230
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: 721
Number of APNIC addresses announced to Internet: 727809280
Equivalent to 43 /8s, 97 /16s and 125 /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: 161557
Total ARIN prefixes after maximum aggregation: 81008
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 162325
Unique aggregates announced from the ARIN address blocks: 75752
ARIN Region origin ASes present in the Internet Routing Table: 15850
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: 1615
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: 28
Number of ARIN addresses announced to Internet: 1072657664
Equivalent to 63 /8s, 239 /16s and 117 /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: 117824
Total RIPE prefixes after maximum aggregation: 60903
RIPE Deaggregation factor: 1.93
Prefixes being announced from the RIPE address blocks: 121613
Unique aggregates announced from the RIPE address blocks: 78634
RIPE Region origin ASes present in the Internet Routing Table: 17475
RIPE Prefixes per ASN: 6.96
RIPE Region origin ASes announcing only one prefix: 8279
RIPE Region transit ASes present in the Internet Routing Table: 2795
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: 2433
Number of RIPE addresses announced to Internet: 656519136
Equivalent to 39 /8s, 33 /16s and 175 /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: 52068
Total LACNIC prefixes after maximum aggregation: 9759
LACNIC Deaggregation factor: 5.34
Prefixes being announced from the LACNIC address blocks: 56961
Unique aggregates announced from the LACNIC address blocks: 26705
LACNIC Region origin ASes present in the Internet Routing Table: 2031
LACNIC Prefixes per ASN: 28.05
LACNIC Region origin ASes announcing only one prefix: 560
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: 876
Number of LACNIC addresses announced to Internet: 141057024
Equivalent to 8 /8s, 104 /16s and 92 /24s
Percentage of available LACNIC address space announced: 84.1
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: 11574
Total AfriNIC prefixes after maximum aggregation: 2564
AfriNIC Deaggregation factor: 4.51
Prefixes being announced from the AfriNIC address blocks: 12221
Unique aggregates announced from the AfriNIC address blocks: 4042
AfriNIC Region origin ASes present in the Internet Routing Table: 663
AfriNIC Prefixes per ASN: 18.43
AfriNIC Region origin ASes announcing only one prefix: 193
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: 48042752
Equivalent to 2 /8s, 221 /16s and 19 /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 2716 903 89 PT TELEKOMUNIKASI INDONESIA
4766 2139 11550 641 Korea Telecom (KIX)
7545 2088 319 112 TPG Internet Pty Ltd
4755 1765 391 186 TATA Communications formerly
9829 1558 1242 46 BSNL National Internet Backbo
9498 1210 309 74 BHARTI Airtel Ltd.
9583 1187 90 513 Sify Limited
7552 1147 1080 13 Vietel Corporation
4808 1102 2030 314 CNCGROUP IP network: China169
24560 1088 379 162 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 3059 3689 58 BellSouth.net Inc.
22773 2188 2941 140 Cox Communications, Inc.
18566 2060 379 180 MegaPath Corporation
1785 2035 684 131 PaeTec Communications, Inc.
20115 1682 1653 606 Charter Communications
4323 1624 1117 418 Time Warner Telecom
701 1505 11145 780 MCI Communications Services,
30036 1390 313 575 Mediacom Communications Corp
7018 1346 17796 876 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 1778 544 17 OJSC "Vimpelcom"
34984 1361 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1078 391 825 Akamai Technologies European
31148 1000 44 19 FreeNet ISP
13188 886 99 58 TOV "Bank-Inform"
6830 774 2328 427 UPC Distribution Services
8551 752 370 41 Bezeq International
12479 687 800 49 Uni2 Autonomous System
35228 540 246 16 Avatar Broadband Limited
35819 535 585 73 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 3483 1780 88 NET Servicos de Comunicao S.A
10620 2633 427 234 TVCABLE BOGOTA
7303 1725 1135 234 Telecom Argentina Stet-France
18881 1501 844 20 Global Village Telecom
8151 1335 2838 409 UniNet S.A. de C.V.
11830 866 364 15 Instituto Costarricense de El
27947 819 94 93 Telconet S.A
6147 794 373 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 226 501 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 3483 1780 88 NET Servicos de Comunicao S.A
6389 3059 3689 58 BellSouth.net Inc.
17974 2716 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2633 427 234 TVCABLE BOGOTA
22773 2188 2941 140 Cox Communications, Inc.
4766 2139 11550 641 Korea Telecom (KIX)
7545 2088 319 112 TPG Internet Pty Ltd
18566 2060 379 180 MegaPath Corporation
1785 2035 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 3059 3001 BellSouth.net Inc.
17974 2716 2627 PT TELEKOMUNIKASI INDONESIA
10620 2633 2399 TVCABLE BOGOTA
22773 2188 2048 Cox Communications, Inc.
7545 2088 1976 TPG Internet Pty Ltd
1785 2035 1904 PaeTec Communications, Inc.
18566 2060 1880 MegaPath Corporation
36998 1854 1849 Sudanese Mobile Telephone (ZA
8402 1778 1761 OJSC "Vimpelcom"
4755 1765 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 /12:253
/13:475 /14:907 /15:1611 /16:12774 /17:6625 /18:11022
/19:22672 /20:32471 /21:35110 /22:49384 /23:42787 /24:246279
/25:46 /26:37 /27:25 /28:38 /29:28 /30:141
/31:11 /32:18
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 3059 BellSouth.net Inc.
8402 1487 1778 OJSC "Vimpelcom"
22773 1454 2188 Cox Communications, Inc.
30036 1238 1390 Mediacom Communications Corp
11492 1197 1238 Cable One
1785 1085 2035 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)
----------------------------------------------
1:852 2:815 3:3 4:17 5:997 6:21
8:611 12:1890 13:3 14:861 15:11 16:3
17:17 18:19 20:21 23:499 24:1737 27:1599
31:1481 32:40 33:2 34:5 36:81 37:1854
38:914 39:4 40:181 41:3194 42:228 44:13
46:2011 47:9 49:682 50:823 52:12 54:39
55:5 56:2 57:26 58:1075 59:568 60:362
61:1452 62:1207 63:1981 64:4540 65:2340 66:4136
67:2113 68:1104 69:3269 70:870 71:491 72:2019
74:2554 75:328 76:296 77:1161 78:1049 79:651
80:1294 81:1017 82:652 83:635 84:580 85:1234
86:392 87:1008 88:563 89:1581 90:155 91:5649
92:622 93:1585 94:2000 95:1606 96:505 97:344
98:1040 99:39 100:30 101:368 103:3487 105:525
106:142 107:211 108:509 109:1905 110:959 111:1095
112:581 113:803 114:723 115:993 116:966 117:812
118:1099 119:1259 120:358 121:725 122:1782 123:1231
124:1291 125:1434 128:599 129:212 130:314 131:660
132:340 133:158 134:543 135:67 136:278 137:265
138:348 139:171 140:168 141:321 142:528 143:413
144:496 145:88 146:514 147:392 148:697 149:358
150:155 151:590 152:410 153:205 154:51 155:488
156:282 157:374 158:281 159:683 160:356 161:447
162:809 163:206 164:631 165:564 166:258 167:626
168:1040 169:124 170:1126 171:180 172:25 173:1596
174:671 175:499 176:1262 177:2357 178:1930 179:192
180:1575 181:785 182:1328 183:451 184:664 185:955
186:2651 187:1486 188:1826 189:1263 190:7179 192:7026
193:5395 194:4032 195:3316 196:1319 197:1011 198:4684
199:5454 200:6079 201:2528 202:8766 203:8794 204:4458
205:2616 206:2753 207:2792 208:4011 209:3630 210:2865
211:1561 212:2131 213:1982 214:892 215:92 216:5362
217:1693 218:616 219:309 220:1276 221:566 222:325
223:497
End of report