Routing Table Report 04:00 +10GMT Fri 01 Aug, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 504982
Prefixes after maximum aggregation: 196083
Deaggregation factor: 2.58
Unique aggregates announced to Internet: 248417
Total ASes present in the Internet Routing Table: 47358
Prefixes per ASN: 10.66
Origin-only ASes present in the Internet Routing Table: 36009
Origin ASes announcing only one prefix: 16392
Transit ASes present in the Internet Routing Table: 6125
Transit-only ASes present in the Internet Routing Table: 173
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 53
Max AS path prepend of ASN ( 50404) 51
Prefixes from unregistered ASNs in the Routing Table: 1925
Unregistered ASNs in the Routing Table: 464
Number of 32-bit ASNs allocated by the RIRs: 7104
Number of 32-bit ASNs visible in the Routing Table: 5224
Prefixes from 32-bit ASNs in the Routing Table: 18838
Number of bogon 32-bit ASNs visible in the Routing Table: 461
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 391
Number of addresses announced to Internet: 2709924644
Equivalent to 161 /8s, 134 /16s and 43 /24s
Percentage of available address space announced: 73.2
Percentage of allocated address space announced: 73.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.7
Total number of prefixes smaller than registry allocations: 173525
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 121946
Total APNIC prefixes after maximum aggregation: 35796
APNIC Deaggregation factor: 3.41
Prefixes being announced from the APNIC address blocks: 125345
Unique aggregates announced from the APNIC address blocks: 51927
APNIC Region origin ASes present in the Internet Routing Table: 4965
APNIC Prefixes per ASN: 25.25
APNIC Region origin ASes announcing only one prefix: 1233
APNIC Region transit ASes present in the Internet Routing Table: 875
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1026
Number of APNIC addresses announced to Internet: 734028160
Equivalent to 43 /8s, 192 /16s and 97 /24s
Percentage of available APNIC address space announced: 85.8
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: 169962
Total ARIN prefixes after maximum aggregation: 84296
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 171788
Unique aggregates announced from the ARIN address blocks: 80126
ARIN Region origin ASes present in the Internet Routing Table: 16337
ARIN Prefixes per ASN: 10.52
ARIN Region origin ASes announcing only one prefix: 6122
ARIN Region transit ASes present in the Internet Routing Table: 1690
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 152
Number of ARIN addresses announced to Internet: 1090707488
Equivalent to 65 /8s, 2 /16s and 224 /24s
Percentage of available ARIN address space announced: 57.7
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: 124380
Total RIPE prefixes after maximum aggregation: 62961
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 129251
Unique aggregates announced from the RIPE address blocks: 81767
RIPE Region origin ASes present in the Internet Routing Table: 17724
RIPE Prefixes per ASN: 7.29
RIPE Region origin ASes announcing only one prefix: 8258
RIPE Region transit ASes present in the Internet Routing Table: 2873
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 53
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2726
Number of RIPE addresses announced to Internet: 658944132
Equivalent to 39 /8s, 70 /16s and 176 /24s
Percentage of available RIPE address space announced: 95.8
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, 196608-202239
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: 58726
Total LACNIC prefixes after maximum aggregation: 10270
LACNIC Deaggregation factor: 5.72
Prefixes being announced from the LACNIC address blocks: 66453
Unique aggregates announced from the LACNIC address blocks: 29772
LACNIC Region origin ASes present in the Internet Routing Table: 2186
LACNIC Prefixes per ASN: 30.40
LACNIC Region origin ASes announcing only one prefix: 568
LACNIC Region transit ASes present in the Internet Routing Table: 452
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 23
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1275
Number of LACNIC addresses announced to Internet: 167656704
Equivalent to 9 /8s, 254 /16s and 61 /24s
Percentage of available LACNIC address space announced: 99.9
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: 11038
Total AfriNIC prefixes after maximum aggregation: 2723
AfriNIC Deaggregation factor: 4.05
Prefixes being announced from the AfriNIC address blocks: 11754
Unique aggregates announced from the AfriNIC address blocks: 4487
AfriNIC Region origin ASes present in the Internet Routing Table: 724
AfriNIC Prefixes per ASN: 16.23
AfriNIC Region origin ASes announcing only one prefix: 211
AfriNIC Region transit ASes present in the Internet Routing Table: 158
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 45
Number of AfriNIC addresses announced to Internet: 58203648
Equivalent to 3 /8s, 120 /16s and 30 /24s
Percentage of available AfriNIC address space announced: 57.8
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
4766 2949 11590 920 Korea Telecom
17974 2802 899 72 PT Telekomunikasi Indonesia
7545 2330 320 118 TPG Telecom Limited
4755 1866 392 200 TATA Communications formerly
9829 1644 1306 31 National Internet Backbone
9583 1313 103 535 Sify Limited
9498 1297 317 93 BHARTI Airtel Ltd.
7552 1235 1098 14 Viettel Corporation
4808 1211 2156 376 CNCGROUP IP network China169
24560 1153 399 191 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 2943 3688 51 BellSouth.net Inc.
22773 2728 2940 141 Cox Communications Inc.
7029 2646 1905 301 Windstream Communications Inc
18566 2047 379 178 MegaPath Corporation
20115 1744 1731 548 Charter Communications
4323 1631 1072 411 tw telecom holdings, inc.
30036 1496 322 578 Mediacom Communications Corp
701 1437 11187 725 MCI Communications Services,
6983 1391 817 313 ITC^Deltacom
22561 1309 407 234 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
34984 1720 265 277 TELLCOM ILETISIM HIZMETLERI A
20940 1450 565 1064 Akamai International B.V.
8402 1278 544 15 OJSC "Vimpelcom"
13188 1050 97 48 TOV "Bank-Inform"
31148 1041 45 19 Freenet Ltd.
8551 994 371 42 Bezeq International-Ltd
6849 819 356 27 JSC "Ukrtelecom"
6830 776 2335 432 Liberty Global Operations B.V
12479 767 796 59 France Telecom Espana SA
9198 597 346 28 JSC Kazakhtelecom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3791 2031 102 NET Serviços de Comunicação S
10620 2931 475 225 Telmex Colombia S.A.
18881 2058 1036 22 Global Village Telecom
7303 1771 1180 232 Telecom Argentina S.A.
8151 1433 2982 419 Uninet S.A. de C.V.
6503 1069 434 61 Axtel, S.A.B. de C.V.
6147 1043 373 28 Telefonica del Peru S.A.A.
7738 977 1882 41 Telemar Norte Leste S.A.
27947 895 129 50 Telconet S.A
26615 860 2325 35 Tim Celular S.A.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 914 280 26 Link Egypt (Link.NET)
6713 673 744 37 Office National des Postes et
8452 593 958 13 TE-AS
36992 310 784 26 ETISALAT MISR
24835 306 144 9 Vodafone Data
3741 250 920 212 Internet Solutions
29571 236 22 17 Cote d'Ivoire Telecom
37054 232 19 6 Data Telecom Service
15706 187 32 6 Sudatel (Sudan Telecom Co. Lt
12258 177 27 68 MWEB CONNECT (PROPRIETARY) LI
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3791 2031 102 NET Serviços de Comunicação S
4766 2949 11590 920 Korea Telecom
6389 2943 3688 51 BellSouth.net Inc.
10620 2931 475 225 Telmex Colombia S.A.
17974 2802 899 72 PT Telekomunikasi Indonesia
22773 2728 2940 141 Cox Communications Inc.
7029 2646 1905 301 Windstream Communications Inc
7545 2330 320 118 TPG Telecom Limited
18881 2058 1036 22 Global Village Telecom
18566 2047 379 178 MegaPath Corporation
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 2943 2892 BellSouth.net Inc.
17974 2802 2730 PT Telekomunikasi Indonesia
10620 2931 2706 Telmex Colombia S.A.
22773 2728 2587 Cox Communications Inc.
7029 2646 2345 Windstream Communications Inc
7545 2330 2212 TPG Telecom Limited
18881 2058 2036 Global Village Telecom
4766 2949 2029 Korea Telecom
18566 2047 1869 MegaPath Corporation
4755 1866 1666 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65456 PRIVATE 5.109.32.0/19 23456 32bit Transition AS
65456 PRIVATE 5.109.96.0/19 23456 32bit Transition AS
30662 UNALLOCATED 8.2.129.0/24 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
55020 UNALLOCATED 8.30.123.0/24 3356 Level 3 Communicatio
27205 UNALLOCATED 8.38.16.0/21 6461 Abovenet Communicati
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.226.240.0/20 40430 colo4jax, LLC
23.226.240.0/21 40430 colo4jax, LLC
23.226.248.0/21 40430 colo4jax, LLC
24.231.96.0/24 21548 MTO Telecom Inc.
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<<
Complete listing at http://thyme.rand.apnic.net/current/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 /11:91 /12:259
/13:498 /14:982 /15:1701 /16:13036 /17:7029 /18:11713
/19:24684 /20:35132 /21:37535 /22:54250 /23:47688 /24:268266
/25:798 /26:812 /27:392 /28:13 /29:18 /30:10
/31:1 /32:15
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2002 2047 MegaPath Corporation
22773 1971 2728 Cox Communications Inc.
6389 1691 2943 BellSouth.net Inc.
7029 1396 2646 Windstream Communications Inc
30036 1337 1496 Mediacom Communications Corp
11492 1183 1238 CABLE ONE, INC.
6983 1097 1391 ITC^Deltacom
34984 1048 1720 TELLCOM ILETISIM HIZMETLERI A
10620 1027 2931 Telmex Colombia S.A.
22561 1003 1309 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1311 2:654 3:3 4:15 5:1050 6:21
8:713 12:1853 13:4 14:1106 15:15 16:2
17:40 18:21 20:36 23:901 24:1747 27:1771
31:1473 32:41 33:2 34:5 36:140 37:1825
38:962 39:7 40:209 41:2660 42:258 43:161
44:15 45:45 46:2096 47:24 49:728 50:830
52:12 54:47 55:6 56:3 57:30 58:1216
59:614 60:424 61:1590 62:1252 63:1853 64:4335
65:2326 66:4213 67:2065 68:1054 69:3334 70:890
71:457 72:2020 74:2622 75:334 76:415 77:1647
78:804 79:704 80:1313 81:1216 82:769 83:772
84:765 85:1321 86:413 87:1145 88:467 89:1778
90:138 91:5710 92:765 93:1769 94:2028 95:1613
96:504 97:361 98:1105 99:49 100:65 101:699
103:5330 104:144 105:36 106:174 107:575 108:583
109:2014 110:1007 111:1332 112:665 113:858 114:772
115:1106 116:1114 117:994 118:1504 119:1422 120:410
121:853 122:2156 123:1472 124:1430 125:1561 128:552
129:342 130:361 131:678 132:410 133:162 134:321
135:76 136:298 137:289 138:371 139:168 140:210
141:388 142:560 143:411 144:506 145:107 146:653
147:500 148:901 149:388 150:392 151:720 152:449
153:220 154:318 155:519 156:354 157:345 158:270
159:937 160:328 161:572 162:1659 163:331 164:694
165:631 166:325 167:673 168:1115 169:123 170:1381
171:183 172:62 173:1519 174:710 175:618 176:1441
177:3367 178:2072 179:782 180:1784 181:1322 182:1612
183:538 184:689 185:1902 186:2909 187:1630 188:2157
189:1478 190:7660 191:659 192:7444 193:5501 194:4048
195:3564 196:1420 197:666 198:5121 199:5534 200:6319
201:2730 202:9179 203:9001 204:4568 205:2640 206:2967
207:2952 208:3956 209:3747 210:3167 211:1751 212:2320
213:2117 214:883 215:88 216:5705 217:1685 218:615
219:331 220:1280 221:626 222:359 223:592
End of report