Routing Table Report 09:00 +10GMT Sat 01 Mar, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 477107
Prefixes after maximum aggregation: 190258
Deaggregation factor: 2.51
Unique aggregates announced to Internet: 239124
Total ASes present in the Internet Routing Table: 46086
Prefixes per ASN: 10.35
Origin-only ASes present in the Internet Routing Table: 35621
Origin ASes announcing only one prefix: 16379
Transit ASes present in the Internet Routing Table: 5874
Transit-only ASes present in the Internet Routing Table: 156
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 36
Max AS path prepend of ASN ( 48291) 34
Prefixes from unregistered ASNs in the Routing Table: 1791
Unregistered ASNs in the Routing Table: 450
Number of 32-bit ASNs allocated by the RIRs: 6020
Number of 32-bit ASNs visible in the Routing Table: 4591
Prefixes from 32-bit ASNs in the Routing Table: 14787
Number of bogon 32-bit ASNs visible in the Routing Table: 3
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 392
Number of addresses announced to Internet: 2654315104
Equivalent to 158 /8s, 53 /16s and 162 /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: 95.8
Total number of prefixes smaller than registry allocations: 166883
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 110116
Total APNIC prefixes after maximum aggregation: 33803
APNIC Deaggregation factor: 3.26
Prefixes being announced from the APNIC address blocks: 112746
Unique aggregates announced from the APNIC address blocks: 49138
APNIC Region origin ASes present in the Internet Routing Table: 4855
APNIC Prefixes per ASN: 23.22
APNIC Region origin ASes announcing only one prefix: 1235
APNIC Region transit ASes present in the Internet Routing Table: 823
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 849
Number of APNIC addresses announced to Internet: 729955584
Equivalent to 43 /8s, 130 /16s and 61 /24s
Percentage of available APNIC address space announced: 85.3
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: 164432
Total ARIN prefixes after maximum aggregation: 82532
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 165809
Unique aggregates announced from the ARIN address blocks: 77526
ARIN Region origin ASes present in the Internet Routing Table: 16098
ARIN Prefixes per ASN: 10.30
ARIN Region origin ASes announcing only one prefix: 6103
ARIN Region transit ASes present in the Internet Routing Table: 1613
Average ARIN Region AS path length visible: 3.5
Max ARIN Region AS path length visible: 21
Number of ARIN region 32-bit ASNs visible in the Routing Table: 67
Number of ARIN addresses announced to Internet: 1065062400
Equivalent to 63 /8s, 123 /16s and 144 /24s
Percentage of available ARIN address space announced: 56.3
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: 121513
Total RIPE prefixes after maximum aggregation: 61395
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 125516
Unique aggregates announced from the RIPE address blocks: 79880
RIPE Region origin ASes present in the Internet Routing Table: 17599
RIPE Prefixes per ASN: 7.13
RIPE Region origin ASes announcing only one prefix: 8283
RIPE Region transit ASes present in the Internet Routing Table: 2807
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2638
Number of RIPE addresses announced to Internet: 655732576
Equivalent to 39 /8s, 21 /16s and 175 /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: 54340
Total LACNIC prefixes after maximum aggregation: 9879
LACNIC Deaggregation factor: 5.50
Prefixes being announced from the LACNIC address blocks: 60108
Unique aggregates announced from the LACNIC address blocks: 28069
LACNIC Region origin ASes present in the Internet Routing Table: 2065
LACNIC Prefixes per ASN: 29.11
LACNIC Region origin ASes announcing only one prefix: 555
LACNIC Region transit ASes present in the Internet Routing Table: 400
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1026
Number of LACNIC addresses announced to Internet: 151875840
Equivalent to 9 /8s, 13 /16s and 113 /24s
Percentage of available LACNIC address space announced: 90.5
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: 11857
Total AfriNIC prefixes after maximum aggregation: 2612
AfriNIC Deaggregation factor: 4.54
Prefixes being announced from the AfriNIC address blocks: 12536
Unique aggregates announced from the AfriNIC address blocks: 4190
AfriNIC Region origin ASes present in the Internet Routing Table: 697
AfriNIC Prefixes per ASN: 17.99
AfriNIC Region origin ASes announcing only one prefix: 203
AfriNIC Region transit ASes present in the Internet Routing Table: 145
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 11
Number of AfriNIC addresses announced to Internet: 51369472
Equivalent to 3 /8s, 15 /16s and 214 /24s
Percentage of available AfriNIC address space announced: 51.0
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 2755 902 88 PT Telekomunikasi Indonesia
4766 2207 11573 595 Korea Telecom
7545 2125 320 115 TPG Telecom Limited
4755 1802 391 192 TATA Communications formerly
9829 1593 1283 39 National Internet Backbone
9583 1313 102 534 Sify Limited
7552 1235 1082 13 Viettel Corporation
9498 1225 309 68 BHARTI Airtel Ltd.
24560 1108 379 174 Bharti Airtel Ltd., Telemedia
4808 1104 2021 327 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 3021 3688 53 BellSouth.net Inc.
22773 2324 2938 141 Cox Communications Inc.
1785 2164 692 132 PaeTec Communications, Inc.
18566 2049 379 178 MegaPath Corporation
20115 1686 1673 575 Charter Communications
4323 1631 1105 412 tw telecom holdings, inc.
701 1490 11174 759 MCI Communications Services,
30036 1380 298 560 Mediacom Communications Corp
6983 1301 772 582 ITC^Deltacom
7018 1296 18020 842 AT&T Services, Inc.
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 1723 544 16 OJSC "Vimpelcom"
34984 1408 243 222 TELLCOM ILETISIM HIZMETLERI A
20940 1250 473 946 Akamai International B.V.
13188 1049 100 28 TOV "Bank-Inform"
31148 1017 45 21 Freenet Ltd.
8551 903 370 41 Bezeq International-Ltd
6849 857 361 35 JSC "Ukrtelecom"
6830 775 2331 426 Liberty Global Operations B.V
12479 713 798 51 France Telecom Espana SA
35819 563 634 74 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 3488 1938 92 NET Serviços de Comunicação S
10620 2772 442 184 Telmex Colombia S.A.
18881 1907 972 21 Global Village Telecom
7303 1751 1172 223 Telecom Argentina S.A.
8151 1368 2883 414 Uninet S.A. de C.V.
6503 943 434 63 Axtel, S.A.B. de C.V.
11830 870 364 15 Instituto Costarricense de El
7738 846 1626 39 Telemar Norte Leste S.A.
27947 846 102 91 Telconet S.A
3816 787 315 127 COLOMBIA TELECOMUNICACIONES S
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 1638 240 6 Sudanese Mobile Telephone (ZA
24863 920 376 28 Link Egypt (Link.NET)
6713 602 685 28 Office National des Postes et
8452 508 958 13 TE-AS
24835 299 144 9 Vodafone Data
36992 264 783 24 ETISALAT MISR
3741 247 921 208 Internet Solutions
15706 219 32 6 Sudatel (Sudan Telecom Co. Lt
29571 204 22 16 Cote d'Ivoire Telecom
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 3488 1938 92 NET Serviços de Comunicação S
6389 3021 3688 53 BellSouth.net Inc.
10620 2772 442 184 Telmex Colombia S.A.
17974 2755 902 88 PT Telekomunikasi Indonesia
22773 2324 2938 141 Cox Communications Inc.
4766 2207 11573 595 Korea Telecom
1785 2164 692 132 PaeTec Communications, Inc.
7545 2125 320 115 TPG Telecom Limited
18566 2049 379 178 MegaPath Corporation
18881 1907 972 21 Global Village Telecom
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 3021 2968 BellSouth.net Inc.
17974 2755 2667 PT Telekomunikasi Indonesia
10620 2772 2588 Telmex Colombia S.A.
22773 2324 2183 Cox Communications Inc.
1785 2164 2032 PaeTec Communications, Inc.
7545 2125 2010 TPG Telecom Limited
18881 1907 1886 Global Village Telecom
18566 2049 1871 MegaPath Corporation
8402 1723 1707 OJSC "Vimpelcom"
36998 1638 1632 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/us/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.192.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.196.0/22 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.200.0/23 3356 Level 3 Communicatio
14728 UNALLOCATED 8.8.202.0/23 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications
20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio
20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.122.0/24 12180 Internap Network Ser
46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser
Complete listing at http://thyme.rand.apnic.net/us/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.100.7.0/24 56096 >>UNKNOWN<<
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 37004 >>UNKNOWN<<
41.73.10.0/24 37004 >>UNKNOWN<<
41.73.11.0/24 37004 >>UNKNOWN<<
41.73.12.0/24 37004 >>UNKNOWN<<
41.73.13.0/24 37004 >>UNKNOWN<<
41.73.14.0/24 37004 >>UNKNOWN<<
41.73.15.0/24 37004 >>UNKNOWN<<
41.73.16.0/24 37004 >>UNKNOWN<<
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 /9:12 /10:30 /11:90 /12:255
/13:470 /14:943 /15:1630 /16:12798 /17:6658 /18:11248
/19:23459 /20:33401 /21:35951 /22:51170 /23:44506 /24:254274
/25:48 /26:48 /27:17 /28:19 /29:9 /30:2
/31:0 /32:53
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2004 2049 MegaPath Corporation
6389 1696 3021 BellSouth.net Inc.
36998 1599 1638 Sudanese Mobile Telephone (ZA
22773 1564 2324 Cox Communications Inc.
8402 1421 1723 OJSC "Vimpelcom"
30036 1218 1380 Mediacom Communications Corp
11492 1165 1205 CABLE ONE, INC.
1785 1159 2164 PaeTec Communications, Inc.
6983 1039 1301 ITC^Deltacom
22561 990 1287 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:975 2:766 3:3 4:16 5:909 6:19
8:649 12:1852 13:4 14:897 15:9 16:3
17:25 18:21 20:35 23:696 24:1719 27:1739
31:1571 32:42 33:2 34:5 36:119 37:1931
38:921 39:4 40:193 41:3116 42:240 44:18
46:2146 47:13 49:679 50:905 52:12 54:56
55:5 57:26 58:1083 59:590 60:374 61:1501
62:1249 63:1980 64:4322 65:2238 66:4190 67:2067
68:1033 69:3292 70:836 71:469 72:1958 74:2660
75:299 76:381 77:1194 78:1029 79:694 80:1298
81:1126 82:664 83:742 84:747 85:1260 86:402
87:1066 88:516 89:1661 90:151 91:5724 92:665
93:1669 94:2050 95:1480 96:537 97:352 98:1066
99:41 100:35 101:533 103:4249 105:534 106:166
107:499 108:523 109:2093 110:988 111:1246 112:598
113:812 114:776 115:1031 116:1015 117:853 118:1278
119:1285 120:341 121:754 122:1806 123:1231 124:1379
125:1453 128:588 129:227 130:342 131:652 132:346
133:157 134:308 135:74 136:246 137:302 138:349
139:154 140:177 141:345 142:545 143:413 144:494
145:99 146:590 147:438 148:753 149:340 150:149
151:582 152:421 153:204 154:91 155:463 156:324
157:368 158:219 159:779 160:355 161:468 162:1176
163:196 164:677 165:604 166:280 167:598 168:1035
169:121 170:1199 171:195 172:18 173:1643 174:679
175:572 176:1458 177:2794 178:1982 179:537 180:1615
181:980 182:1441 183:491 184:694 185:1315 186:2805
187:1450 188:1976 189:1290 190:7441 191:111 192:7040
193:5424 194:4005 195:3359 196:1324 197:1105 198:4854
199:5530 200:6031 201:2662 202:8753 203:8789 204:4591
205:2637 206:2817 207:2814 208:3974 209:3694 210:2952
211:1672 212:2211 213:1992 214:873 215:84 216:5490
217:1701 218:560 219:309 220:1289 221:594 222:333
223:601
End of report