Routing Table Report 09:00 +10GMT Sun 02 Feb, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 473687
Prefixes after maximum aggregation: 189834
Deaggregation factor: 2.50
Unique aggregates announced to Internet: 237689
Total ASes present in the Internet Routing Table: 45912
Prefixes per ASN: 10.32
Origin-only ASes present in the Internet Routing Table: 35599
Origin ASes announcing only one prefix: 16362
Transit ASes present in the Internet Routing Table: 5848
Transit-only ASes present in the Internet Routing Table: 164
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 29
Max AS path prepend of ASN ( 59482) 25
Prefixes from unregistered ASNs in the Routing Table: 1786
Unregistered ASNs in the Routing Table: 458
Number of 32-bit ASNs allocated by the RIRs: 5870
Number of 32-bit ASNs visible in the Routing Table: 4465
Prefixes from 32-bit ASNs in the Routing Table: 14122
Number of bogon 32-bit ASNs visible in the Routing Table: 7
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 432
Number of addresses announced to Internet: 2661656480
Equivalent to 158 /8s, 165 /16s and 167 /24s
Percentage of available address space announced: 71.9
Percentage of allocated address space announced: 71.9
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.7
Total number of prefixes smaller than registry allocations: 165342
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 109596
Total APNIC prefixes after maximum aggregation: 33725
APNIC Deaggregation factor: 3.25
Prefixes being announced from the APNIC address blocks: 112074
Unique aggregates announced from the APNIC address blocks: 48737
APNIC Region origin ASes present in the Internet Routing Table: 4845
APNIC Prefixes per ASN: 23.13
APNIC Region origin ASes announcing only one prefix: 1225
APNIC Region transit ASes present in the Internet Routing Table: 816
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 27
Number of APNIC region 32-bit ASNs visible in the Routing Table: 821
Number of APNIC addresses announced to Internet: 729024000
Equivalent to 43 /8s, 116 /16s and 6 /24s
Percentage of available APNIC address space announced: 85.2
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: 163457
Total ARIN prefixes after maximum aggregation: 82121
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 164728
Unique aggregates announced from the ARIN address blocks: 76950
ARIN Region origin ASes present in the Internet Routing Table: 16049
ARIN Prefixes per ASN: 10.26
ARIN Region origin ASes announcing only one prefix: 6073
ARIN Region transit ASes present in the Internet Routing Table: 1629
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: 59
Number of ARIN addresses announced to Internet: 1076412416
Equivalent to 64 /8s, 40 /16s and 192 /24s
Percentage of available ARIN address space announced: 56.9
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: 120717
Total RIPE prefixes after maximum aggregation: 61529
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 124582
Unique aggregates announced from the RIPE address blocks: 79887
RIPE Region origin ASes present in the Internet Routing Table: 17615
RIPE Prefixes per ASN: 7.07
RIPE Region origin ASes announcing only one prefix: 8314
RIPE Region transit ASes present in the Internet Routing Table: 2800
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2598
Number of RIPE addresses announced to Internet: 656466080
Equivalent to 39 /8s, 32 /16s and 224 /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: 53667
Total LACNIC prefixes after maximum aggregation: 9797
LACNIC Deaggregation factor: 5.48
Prefixes being announced from the LACNIC address blocks: 59119
Unique aggregates announced from the LACNIC address blocks: 27612
LACNIC Region origin ASes present in the Internet Routing Table: 2053
LACNIC Prefixes per ASN: 28.80
LACNIC Region origin ASes announcing only one prefix: 552
LACNIC Region transit ASes present in the Internet Routing Table: 389
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: 978
Number of LACNIC addresses announced to Internet: 148951040
Equivalent to 8 /8s, 224 /16s and 208 /24s
Percentage of available LACNIC address space announced: 88.8
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: 12066
Total AfriNIC prefixes after maximum aggregation: 2624
AfriNIC Deaggregation factor: 4.60
Prefixes being announced from the AfriNIC address blocks: 12752
Unique aggregates announced from the AfriNIC address blocks: 4145
AfriNIC Region origin ASes present in the Internet Routing Table: 695
AfriNIC Prefixes per ASN: 18.35
AfriNIC Region origin ASes announcing only one prefix: 198
AfriNIC Region transit ASes present in the Internet Routing Table: 141
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: 9
Number of AfriNIC addresses announced to Internet: 50350080
Equivalent to 3 /8s, 0 /16s and 72 /24s
Percentage of available AfriNIC address space announced: 50.0
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 2741 902 88 PT Telekomunikasi Indonesia
4766 2170 11551 649 Korea Telecom
7545 2127 320 116 TPG Telecom Limited
4755 1796 392 192 TATA Communications formerly
9829 1592 1283 39 National Internet Backbone
9583 1309 102 534 Sify Limited
7552 1234 1080 13 Viettel Corporation
9498 1215 309 69 BHARTI Airtel Ltd.
4808 1099 2019 325 CNCGROUP IP network China169
24560 1094 382 167 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 3026 3688 53 BellSouth.net Inc.
22773 2328 2940 140 Cox Communications Inc.
1785 2156 690 130 PaeTec Communications, Inc.
18566 2049 379 178 MegaPath Corporation
20115 1684 1664 580 Charter Communications
4323 1640 1106 411 tw telecom holdings, inc.
701 1496 11173 764 MCI Communications Services,
30036 1372 296 567 Mediacom Communications Corp
7018 1301 18022 852 AT&T Services, Inc.
6983 1297 772 582 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 1713 544 16 OJSC "Vimpelcom"
34984 1395 244 227 TELLCOM ILETISIM HIZMETLERI A
20940 1212 453 916 Akamai International B.V.
13188 1047 100 20 TOV "Bank-Inform"
31148 1014 45 21 Freenet Ltd.
6849 860 361 36 JSC "Ukrtelecom"
8551 837 370 41 Bezeq International-Ltd
6830 773 2327 426 Liberty Global Operations B.V
12479 697 797 55 France Telecom Espana SA
35228 551 246 16 Telefonica UK 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 3338 1878 78 NET Serviços de Comunicação S
10620 2714 437 222 Telmex Colombia S.A.
18881 1834 908 20 Global Village Telecom
7303 1745 1165 220 Telecom Argentina S.A.
8151 1366 2882 424 Uninet S.A. de C.V.
6503 875 434 63 Axtel, S.A.B. de C.V.
11830 869 364 15 Instituto Costarricense de El
7738 847 1626 39 Telemar Norte Leste S.A.
27947 836 94 90 Telconet S.A
6147 767 373 27 Telefonica del Peru S.A.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 1810 240 6 Sudanese Mobile Telephone (ZA
24863 912 380 28 Link Egypt (Link.NET)
6713 602 685 28 Office National des Postes et
8452 480 956 9 TE-AS
24835 298 144 9 Vodafone Data
36992 271 783 24 ETISALAT MISR
3741 246 921 208 Internet Solutions
29571 246 21 14 Cote d'Ivoire Telecom
15706 219 32 6 Sudatel (Sudan Telecom Co. Lt
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 3338 1878 78 NET Serviços de Comunicação S
6389 3026 3688 53 BellSouth.net Inc.
17974 2741 902 88 PT Telekomunikasi Indonesia
10620 2714 437 222 Telmex Colombia S.A.
22773 2328 2940 140 Cox Communications Inc.
4766 2170 11551 649 Korea Telecom
1785 2156 690 130 PaeTec Communications, Inc.
7545 2127 320 116 TPG Telecom Limited
18566 2049 379 178 MegaPath Corporation
18881 1834 908 20 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 3026 2973 BellSouth.net Inc.
17974 2741 2653 PT Telekomunikasi Indonesia
10620 2714 2492 Telmex Colombia S.A.
22773 2328 2188 Cox Communications Inc.
1785 2156 2026 PaeTec Communications, Inc.
7545 2127 2011 TPG Telecom Limited
18566 2049 1871 MegaPath Corporation
18881 1834 1814 Global Village Telecom
36998 1810 1804 Sudanese Mobile Telephone (ZA
8402 1713 1697 OJSC "Vimpelcom"
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 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio
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 Suburban Telecom
41.73.2.0/24 37004 Suburban Telecom
41.73.10.0/24 37004 Suburban Telecom
41.73.11.0/24 37004 Suburban Telecom
41.73.12.0/24 37004 Suburban Telecom
41.73.13.0/24 37004 Suburban Telecom
41.73.15.0/24 37004 Suburban Telecom
41.73.16.0/24 37004 Suburban Telecom
41.73.18.0/24 37004 Suburban Telecom
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 /9:13 /10:30 /11:92 /12:253
/13:470 /14:933 /15:1633 /16:12826 /17:6719 /18:11265
/19:23418 /20:33201 /21:35793 /22:50632 /23:44112 /24:252092
/25:42 /26:50 /27:18 /28:19 /29:9 /30:2
/31:0 /32:49
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2004 2049 MegaPath Corporation
36998 1771 1810 Sudanese Mobile Telephone (ZA
6389 1697 3026 BellSouth.net Inc.
22773 1572 2328 Cox Communications Inc.
8402 1409 1713 OJSC "Vimpelcom"
30036 1212 1372 Mediacom Communications Corp
11492 1162 1199 CABLE ONE, INC.
1785 1161 2156 PaeTec Communications, Inc.
6983 1037 1297 ITC^Deltacom
22561 980 1261 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:943 2:764 3:3 4:16 5:890 6:21
8:647 12:1858 13:3 14:895 15:9 16:3
17:24 18:19 20:36 23:664 24:1720 27:1723
31:1514 32:42 33:2 34:5 36:118 37:1872
38:915 39:4 40:189 41:3298 42:242 44:14
46:2136 47:12 49:663 50:894 52:12 54:44
55:5 57:26 58:1063 59:585 60:368 61:1484
62:1201 63:1956 64:4373 65:2298 66:4145 67:2038
68:1023 69:3284 70:878 71:471 72:2009 74:2648
75:301 76:296 77:1140 78:1015 79:692 80:1314
81:1103 82:677 83:743 84:716 85:1263 86:466
87:1027 88:520 89:1731 90:146 91:5708 92:674
93:1638 94:2071 95:1479 96:536 97:351 98:1066
99:39 100:32 101:506 103:4052 105:535 106:143
107:416 108:517 109:2045 110:979 111:1231 112:595
113:807 114:761 115:1038 116:1004 117:803 118:1241
119:1278 120:316 121:749 122:1803 123:1229 124:1355
125:1439 128:583 129:225 130:343 131:654 132:345
133:156 134:306 135:73 136:280 137:286 138:350
139:148 140:176 141:342 142:539 143:404 144:492
145:99 146:585 147:401 148:736 149:343 150:150
151:530 152:420 153:208 154:82 155:514 156:314
157:370 158:292 159:755 160:355 161:455 162:1064
163:201 164:669 165:581 166:273 167:642 168:1036
169:119 170:1172 171:196 172:13 173:1621 174:697
175:548 176:1400 177:2689 178:1956 179:412 180:1611
181:952 182:1409 183:491 184:641 185:1225 186:2769
187:1461 188:2001 189:1263 190:7346 191:41 192:7016
193:5439 194:3999 195:3371 196:1347 197:1097 198:4798
199:5500 200:6028 201:2525 202:8829 203:8826 204:4430
205:2636 206:2855 207:2752 208:3962 209:3642 210:2970
211:1614 212:2212 213:1981 214:871 215:84 216:5486
217:1681 218:598 219:314 220:1267 221:593 222:331
223:573
End of report