Routing Table Report 09:00 +10GMT Fri 31 Oct, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 508523
Prefixes after maximum aggregation: 198000
Deaggregation factor: 2.57
Unique aggregates announced to Internet: 252957
Total ASes present in the Internet Routing Table: 48293
Prefixes per ASN: 10.53
Origin-only ASes present in the Internet Routing Table: 36346
Origin ASes announcing only one prefix: 16345
Transit ASes present in the Internet Routing Table: 5985
Transit-only ASes present in the Internet Routing Table: 150
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 85
Max AS path prepend of ASN ( 55644) 83
Prefixes from unregistered ASNs in the Routing Table: 1705
Unregistered ASNs in the Routing Table: 400
Number of 32-bit ASNs allocated by the RIRs: 7769
Number of 32-bit ASNs visible in the Routing Table: 5962
Prefixes from 32-bit ASNs in the Routing Table: 21111
Number of bogon 32-bit ASNs visible in the Routing Table: 31
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 347
Number of addresses announced to Internet: 2710299072
Equivalent to 161 /8s, 139 /16s and 225 /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: 96.9
Total number of prefixes smaller than registry allocations: 173640
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 121480
Total APNIC prefixes after maximum aggregation: 35783
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 125524
Unique aggregates announced from the APNIC address blocks: 53147
APNIC Region origin ASes present in the Internet Routing Table: 4943
APNIC Prefixes per ASN: 25.39
APNIC Region origin ASes announcing only one prefix: 1212
APNIC Region transit ASes present in the Internet Routing Table: 828
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 85
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1151
Number of APNIC addresses announced to Internet: 735608064
Equivalent to 43 /8s, 216 /16s and 125 /24s
Percentage of available APNIC address space announced: 86.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 131072-135580
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: 170217
Total ARIN prefixes after maximum aggregation: 84909
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 172084
Unique aggregates announced from the ARIN address blocks: 81214
ARIN Region origin ASes present in the Internet Routing Table: 16338
ARIN Prefixes per ASN: 10.53
ARIN Region origin ASes announcing only one prefix: 6081
ARIN Region transit ASes present in the Internet Routing Table: 1611
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN region 32-bit ASNs visible in the Routing Table: 243
Number of ARIN addresses announced to Internet: 1051918592
Equivalent to 62 /8s, 179 /16s and 1 /24s
Percentage of available ARIN address space announced: 55.6
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: 125315
Total RIPE prefixes after maximum aggregation: 63700
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 130489
Unique aggregates announced from the RIPE address blocks: 82661
RIPE Region origin ASes present in the Internet Routing Table: 17780
RIPE Prefixes per ASN: 7.34
RIPE Region origin ASes announcing only one prefix: 8179
RIPE Region transit ASes present in the Internet Routing Table: 2864
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3150
Number of RIPE addresses announced to Internet: 691331776
Equivalent to 41 /8s, 52 /16s and 226 /24s
Percentage of available RIPE address space announced: 100.5
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: 58223
Total LACNIC prefixes after maximum aggregation: 10689
LACNIC Deaggregation factor: 5.45
Prefixes being announced from the LACNIC address blocks: 66899
Unique aggregates announced from the LACNIC address blocks: 30606
LACNIC Region origin ASes present in the Internet Routing Table: 2358
LACNIC Prefixes per ASN: 28.37
LACNIC Region origin ASes announcing only one prefix: 665
LACNIC Region transit ASes present in the Internet Routing Table: 449
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 23
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1360
Number of LACNIC addresses announced to Internet: 168208640
Equivalent to 10 /8s, 6 /16s and 169 /24s
Percentage of available LACNIC address space announced: 100.3
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-265628 + 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: 12111
Total AfriNIC prefixes after maximum aggregation: 2873
AfriNIC Deaggregation factor: 4.22
Prefixes being announced from the AfriNIC address blocks: 13180
Unique aggregates announced from the AfriNIC address blocks: 5015
AfriNIC Region origin ASes present in the Internet Routing Table: 731
AfriNIC Prefixes per ASN: 18.03
AfriNIC Region origin ASes announcing only one prefix: 208
AfriNIC Region transit ASes present in the Internet Routing Table: 149
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 58
Number of AfriNIC addresses announced to Internet: 59805440
Equivalent to 3 /8s, 144 /16s and 143 /24s
Percentage of available AfriNIC address space announced: 59.4
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 2824 903 77 PT Telekomunikasi Indonesia
4766 2234 11576 633 Korea Telecom
7545 2225 336 125 TPG Telecom Limited
4755 1919 412 189 TATA Communications formerly
9829 1670 1322 37 National Internet Backbone
9808 1439 6575 14 Guangdong Mobile Communicatio
9583 1396 114 572 Sify Limited
9498 1302 333 89 BHARTI Airtel Ltd.
7552 1185 1066 12 Viettel Corporation
24560 1179 406 192 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 2894 3688 51 BellSouth.net Inc.
22773 2844 2940 143 Cox Communications Inc.
18566 2046 379 184 MegaPath Corporation
7029 1832 1960 314 Windstream Communications Inc
20115 1815 1792 477 Charter Communications
4323 1640 1084 408 tw telecom holdings, inc.
6983 1543 867 251 ITC^Deltacom
30036 1488 310 612 Mediacom Communications Corp
701 1425 11265 707 MCI Communications Services,
22561 1323 410 249 CenturyTel Internet Holdings,
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
34984 1840 297 352 TELLCOM ILETISIM HIZMETLERI A
20940 1488 576 1093 Akamai International B.V.
8402 1369 544 15 OJSC "Vimpelcom"
13188 1049 99 45 TOV "Bank-Inform"
31148 1045 45 21 Freenet Ltd.
8551 939 372 47 Bezeq International-Ltd
6849 829 356 26 JSC "Ukrtelecom"
6830 782 2339 435 Liberty Global Operations B.V
9198 763 346 30 JSC Kazakhtelecom
12479 752 785 96 France Telecom Espana SA
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
10620 3032 493 240 Telmex Colombia S.A.
28573 2556 2305 106 NET Serviços de Comunicação S
6147 1781 374 30 Telefonica del Peru S.A.A.
7303 1765 1171 241 Telecom Argentina S.A.
8151 1474 3017 429 Uninet S.A. de C.V.
6503 1155 434 59 Axtel, S.A.B. de C.V.
7738 995 1882 41 Telemar Norte Leste S.A.
27947 911 130 53 Telconet S.A
26615 899 2325 35 Tim Celular S.A.
3816 898 384 152 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
8452 1387 958 13 TE-AS
24863 957 280 26 Link Egypt (Link.NET)
6713 678 760 38 Office National des Postes et
36992 328 824 29 ETISALAT MISR
24835 308 144 9 Vodafone Data
3741 249 920 212 Internet Solutions
29571 245 22 17 Cote d'Ivoire Telecom
37054 232 19 6 Data Telecom Service
37457 182 161 6 Telkom SA Ltd.
36947 177 807 13 Telecom Algeria
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
10620 3032 493 240 Telmex Colombia S.A.
6389 2894 3688 51 BellSouth.net Inc.
22773 2844 2940 143 Cox Communications Inc.
17974 2824 903 77 PT Telekomunikasi Indonesia
28573 2556 2305 106 NET Serviços de Comunicação S
4766 2234 11576 633 Korea Telecom
7545 2225 336 125 TPG Telecom Limited
18566 2046 379 184 MegaPath Corporation
4755 1919 412 189 TATA Communications formerly
34984 1840 297 352 TELLCOM ILETISIM HIZMETLERI A
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 2894 2843 BellSouth.net Inc.
17974 2824 2747 PT Telekomunikasi Indonesia
22773 2844 2701 Cox Communications Inc.
28573 2556 2450 NET Serviços de Comunicação S
7545 2225 2100 TPG Telecom Limited
18566 2046 1862 MegaPath Corporation
6147 1781 1751 Telefonica del Peru S.A.A.
4755 1919 1730 TATA Communications formerly
9829 1670 1633 National Internet Backbone
4766 2234 1601 Korea Telecom
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
53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio
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 3356 Level 3 Communicatio
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
33628 UNALLOCATED 12.0.239.0/24 1239 Sprint
Complete listing at http://thyme.rand.apnic.net/us/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
24.231.96.0/24 21548 MTO Telecom Inc.
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
37.16.88.0/23 57652 >>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/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 /12:262
/13:501 /14:1002 /15:1705 /16:12978 /17:7024 /18:11587
/19:24284 /20:34961 /21:36806 /22:54767 /23:47808 /24:274534
/25:49 /26:40 /27:16 /28:17 /29:14 /30:9
/31:1 /32:10
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2067 2844 Cox Communications Inc.
18566 2001 2046 MegaPath Corporation
6389 1674 2894 BellSouth.net Inc.
6147 1347 1781 Telefonica del Peru S.A.A.
30036 1334 1488 Mediacom Communications Corp
6983 1228 1543 ITC^Deltacom
34984 1160 1840 TELLCOM ILETISIM HIZMETLERI A
11492 1135 1185 CABLE ONE, INC.
7029 1087 1832 Windstream Communications Inc
10620 1067 3032 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1342 2:667 3:3 4:17 5:1183 6:21
8:765 12:1854 13:5 14:1067 15:17 16:2
17:42 18:21 20:51 23:947 24:1759 27:1784
31:1262 32:41 33:2 34:5 36:154 37:1808
38:1002 39:14 40:230 41:2952 42:330 43:547
44:20 45:81 46:2049 47:28 49:745 50:807
52:12 54:54 55:3 56:8 57:31 58:1100
59:631 60:421 61:1665 62:1247 63:1838 64:4394
65:2271 66:4179 67:2030 68:1090 69:3233 70:870
71:474 72:1986 74:2604 75:352 76:398 77:1609
78:981 79:754 80:1325 81:1283 82:793 83:657
84:708 85:1360 86:429 87:1186 88:499 89:1812
90:138 91:5799 92:795 93:1638 94:1941 95:1289
96:426 97:340 98:1091 99:48 100:67 101:736
103:5918 104:493 105:155 106:181 107:653 108:576
109:1977 110:1030 111:1419 112:715 113:902 114:792
115:1201 116:1124 117:988 118:1541 119:1355 120:723
121:947 122:2125 123:1675 124:1411 125:1494 128:577
129:373 130:353 131:918 132:379 133:164 134:312
135:82 136:323 137:312 138:395 139:187 140:198
141:406 142:586 143:450 144:508 145:111 146:658
147:545 148:1011 149:409 150:494 151:639 152:474
153:241 154:401 155:867 156:376 157:331 158:278
159:824 160:328 161:598 162:1790 163:340 164:631
165:665 166:361 167:689 168:1119 169:118 170:1425
171:191 172:62 173:1637 174:709 175:588 176:1525
177:3683 178:2079 179:801 180:1769 181:1782 182:1668
183:697 184:708 185:2278 186:2972 187:1689 188:2030
189:1530 190:7890 191:768 192:7673 193:5545 194:4058
195:3615 196:1632 197:773 198:5240 199:5465 200:6479
201:2893 202:8851 203:8934 204:4608 205:2641 206:2960
207:2895 208:3910 209:3718 210:3098 211:1777 212:2413
213:2177 214:847 215:84 216:5605 217:1704 218:613
219:329 220:1269 221:765 222:357 223:690
End of report