Routing Table Report 08:00 +10GMT Tue 30 Sep, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 505580
Prefixes after maximum aggregation: 197149
Deaggregation factor: 2.56
Unique aggregates announced to Internet: 252176
Total ASes present in the Internet Routing Table: 48016
Prefixes per ASN: 10.53
Origin-only ASes present in the Internet Routing Table: 36186
Origin ASes announcing only one prefix: 16377
Transit ASes present in the Internet Routing Table: 6032
Transit-only ASes present in the Internet Routing Table: 144
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 40
Max AS path prepend of ASN ( 55644) 29
Prefixes from unregistered ASNs in the Routing Table: 1809
Unregistered ASNs in the Routing Table: 470
Number of 32-bit ASNs allocated by the RIRs: 7522
Number of 32-bit ASNs visible in the Routing Table: 5798
Prefixes from 32-bit ASNs in the Routing Table: 20264
Number of bogon 32-bit ASNs visible in the Routing Table: 15
Special use prefixes present in the Routing Table: 10
Prefixes being announced from unallocated address space: 388
Number of addresses announced to Internet: 2730434054
Equivalent to 162 /8s, 191 /16s and 30 /24s
Percentage of available address space announced: 73.8
Percentage of allocated address space announced: 73.8
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: 172628
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 119909
Total APNIC prefixes after maximum aggregation: 35636
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 124439
Unique aggregates announced from the APNIC address blocks: 53086
APNIC Region origin ASes present in the Internet Routing Table: 4947
APNIC Prefixes per ASN: 25.15
APNIC Region origin ASes announcing only one prefix: 1222
APNIC Region transit ASes present in the Internet Routing Table: 818
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 40
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1116
Number of APNIC addresses announced to Internet: 734549504
Equivalent to 43 /8s, 200 /16s and 86 /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, 63488-64098, 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: 168608
Total ARIN prefixes after maximum aggregation: 84647
ARIN Deaggregation factor: 1.99
Prefixes being announced from the ARIN address blocks: 170713
Unique aggregates announced from the ARIN address blocks: 80662
ARIN Region origin ASes present in the Internet Routing Table: 16323
ARIN Prefixes per ASN: 10.46
ARIN Region origin ASes announcing only one prefix: 6101
ARIN Region transit ASes present in the Internet Routing Table: 1646
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 22
Number of ARIN region 32-bit ASNs visible in the Routing Table: 208
Number of ARIN addresses announced to Internet: 1084128768
Equivalent to 64 /8s, 158 /16s and 126 /24s
Percentage of available ARIN address space announced: 57.4
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: 124892
Total RIPE prefixes after maximum aggregation: 63387
RIPE Deaggregation factor: 1.97
Prefixes being announced from the RIPE address blocks: 130214
Unique aggregates announced from the RIPE address blocks: 82941
RIPE Region origin ASes present in the Internet Routing Table: 17717
RIPE Prefixes per ASN: 7.35
RIPE Region origin ASes announcing only one prefix: 8201
RIPE Region transit ASes present in the Internet Routing Table: 2896
Average RIPE Region AS path length visible: 3.5
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3088
Number of RIPE addresses announced to Internet: 658452992
Equivalent to 39 /8s, 63 /16s and 50 /24s
Percentage of available RIPE address space announced: 95.7
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: 59532
Total LACNIC prefixes after maximum aggregation: 10600
LACNIC Deaggregation factor: 5.62
Prefixes being announced from the LACNIC address blocks: 67705
Unique aggregates announced from the LACNIC address blocks: 30416
LACNIC Region origin ASes present in the Internet Routing Table: 2318
LACNIC Prefixes per ASN: 29.21
LACNIC Region origin ASes announcing only one prefix: 640
LACNIC Region transit ASes present in the Internet Routing Table: 451
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 19
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1331
Number of LACNIC addresses announced to Internet: 170968576
Equivalent to 10 /8s, 48 /16s and 198 /24s
Percentage of available LACNIC address space announced: 101.9
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: 11308
Total AfriNIC prefixes after maximum aggregation: 2835
AfriNIC Deaggregation factor: 3.99
Prefixes being announced from the AfriNIC address blocks: 12120
Unique aggregates announced from the AfriNIC address blocks: 4724
AfriNIC Region origin ASes present in the Internet Routing Table: 740
AfriNIC Prefixes per ASN: 16.38
AfriNIC Region origin ASes announcing only one prefix: 213
AfriNIC Region transit ASes present in the Internet Routing Table: 152
Average AfriNIC Region AS path length visible: 3.4
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 55
Number of AfriNIC addresses announced to Internet: 59755008
Equivalent to 3 /8s, 143 /16s and 202 /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 2812 900 74 PT Telekomunikasi Indonesia
4766 2227 11576 631 Korea Telecom
7545 2216 336 120 TPG Telecom Limited
4755 1925 434 201 TATA Communications formerly
9829 1634 1306 39 National Internet Backbone
9583 1444 119 588 Sify Limited
9498 1307 333 92 BHARTI Airtel Ltd.
9808 1255 6639 15 Guangdong Mobile Communicatio
7552 1230 1098 14 Viettel Corporation
24560 1173 406 191 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
22773 2899 2940 142 Cox Communications Inc.
6389 2895 3688 51 BellSouth.net Inc.
18566 2042 379 180 MegaPath Corporation
7029 1927 1975 326 Windstream Communications Inc
20115 1800 1782 491 Charter Communications
4323 1639 1068 412 tw telecom holdings, inc.
6983 1496 852 249 ITC^Deltacom
30036 1495 312 608 Mediacom Communications Corp
701 1435 11258 719 MCI Communications Services,
22561 1304 408 237 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
34984 1818 296 346 TELLCOM ILETISIM HIZMETLERI A
20940 1477 577 1087 Akamai International B.V.
8402 1352 544 14 OJSC "Vimpelcom"
31148 1044 45 21 Freenet Ltd.
13188 1034 100 31 TOV "Bank-Inform"
8551 858 372 42 Bezeq International-Ltd
6849 829 356 26 JSC "Ukrtelecom"
12479 804 798 58 France Telecom Espana SA
6830 779 2335 434 Liberty Global Operations B.V
9198 660 346 28 JSC Kazakhtelecom
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3041 2311 110 NET Serviços de Comunicação S
10620 2979 482 270 Telmex Colombia S.A.
18881 2060 1036 22 Global Village Telecom
6147 1768 374 30 Telefonica del Peru S.A.A.
7303 1766 1175 234 Telecom Argentina S.A.
8151 1466 3000 430 Uninet S.A. de C.V.
6503 1114 434 61 Axtel, S.A.B. de C.V.
7738 995 1882 41 Telemar Norte Leste S.A.
26615 905 2325 35 Tim Celular S.A.
27947 905 130 53 Telconet S.A
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 912 280 26 Link Egypt (Link.NET)
6713 678 760 38 Office National des Postes et
8452 556 958 13 TE-AS
36992 347 824 27 ETISALAT MISR
24835 307 144 9 Vodafone Data
3741 249 920 212 Internet Solutions
29571 245 22 17 Cote d'Ivoire Telecom
37054 235 19 6 Data Telecom Service
15706 186 17 6 Sudatel (Sudan Telecom Co. Lt
12258 174 26 71 MWEB CONNECT (PROPRIETARY) LI
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3041 2311 110 NET Serviços de Comunicação S
10620 2979 482 270 Telmex Colombia S.A.
22773 2899 2940 142 Cox Communications Inc.
6389 2895 3688 51 BellSouth.net Inc.
17974 2812 900 74 PT Telekomunikasi Indonesia
4766 2227 11576 631 Korea Telecom
7545 2216 336 120 TPG Telecom Limited
18881 2060 1036 22 Global Village Telecom
18566 2042 379 180 MegaPath Corporation
7029 1927 1975 326 Windstream Communications Inc
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 2895 2844 BellSouth.net Inc.
22773 2899 2757 Cox Communications Inc.
17974 2812 2738 PT Telekomunikasi Indonesia
10620 2979 2709 Telmex Colombia S.A.
7545 2216 2096 TPG Telecom Limited
18881 2060 2038 Global Village Telecom
18566 2042 1862 MegaPath Corporation
6147 1768 1738 Telefonica del Peru S.A.A.
4755 1925 1724 TATA Communications formerly
7029 1927 1601 Windstream Communications Inc
Complete listing at http://thyme.rand.apnic.net/london/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 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio
55020 UNALLOCATED 8.30.123.0/24 3356 Level 3 Communicatio
27205 UNALLOCATED 8.38.16.0/21 6461 Abovenet Communicati
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
65333 PRIVATE 10.0.0.0/8 0 *
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.0.0.0/8 65333 Reserved
100.64.0.0/10 65333 Reserved
169.254.0.0/16 65333 Reserved
172.16.0.0/12 65333 Reserved
192.0.0.0/24 65333 Reserved
192.0.2.0/24 65333 Reserved
192.168.0.0/16 0 *
198.18.0.0/15 65333 Reserved
198.51.100.0/24 65333 Reserved
203.0.113.0/24 65333 Reserved
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
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/london/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 /8:17 /9:12 /10:31 /11:90 /12:263
/13:504 /14:1002 /15:1721 /16:12996 /17:7104 /18:11651
/19:24484 /20:35088 /21:37376 /22:54463 /23:47521 /24:270502
/25:9 /26:11 /27:15 /28:104 /29:236 /30:250
/31:0 /32:130
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2132 2899 Cox Communications Inc.
18566 1997 2042 MegaPath Corporation
6389 1674 2895 BellSouth.net Inc.
30036 1340 1495 Mediacom Communications Corp
6147 1332 1768 Telefonica del Peru S.A.A.
6983 1185 1496 ITC^Deltacom
34984 1138 1818 TELLCOM ILETISIM HIZMETLERI A
7029 1136 1927 Windstream Communications Inc
11492 1118 1166 CABLE ONE, INC.
10620 1053 2979 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1330 2:651 3:3 4:17 5:1143 6:21
8:742 12:1848 13:4 14:1053 15:17 16:2
17:42 18:21 20:51 23:921 24:1754 27:1798
31:1405 32:36 33:2 34:5 36:156 37:1789
38:991 39:12 40:224 41:2616 42:268 43:421
44:17 45:73 46:2166 47:27 49:734 50:803
52:12 54:52 55:5 56:6 57:37 58:1167
59:627 60:419 61:1676 62:1266 63:1826 64:4397
65:2287 66:4180 67:2055 68:1047 69:3274 70:866
71:473 72:1980 74:2591 75:372 76:412 77:1603
78:845 79:731 80:1326 81:1210 82:800 83:777
84:736 85:1327 86:447 87:1160 88:467 89:1750
90:138 91:5746 92:760 93:1797 94:2079 95:1288
96:426 97:342 98:1102 99:48 100:66 101:709
103:5683 104:292 105:138 106:183 107:637 108:558
109:1965 110:1025 111:1373 112:703 113:890 114:775
115:1256 116:1075 117:972 118:1576 119:1352 120:417
121:966 122:2116 123:1611 124:1412 125:1577 128:548
129:339 130:346 131:858 132:389 133:165 134:310
135:81 136:305 137:224 138:378 139:195 140:196
141:394 142:562 143:423 144:506 145:110 146:667
147:540 148:919 149:407 150:489 151:710 152:468
153:240 154:354 155:540 156:369 157:331 158:279
159:843 160:325 161:594 162:1759 163:375 164:694
165:657 166:363 167:676 168:943 169:120 170:1399
171:188 172:63 173:1638 174:704 175:594 176:1467
177:3549 178:2091 179:807 180:1750 181:1602 182:1648
183:550 184:723 185:2114 186:2969 187:1697 188:2214
189:1531 190:7814 191:757 192:7495 193:5510 194:4050
195:3590 196:1396 197:692 198:5080 199:5418 200:6501
201:2890 202:8907 203:8851 204:4494 205:2603 206:2845
207:2865 208:3905 209:3709 210:3082 211:1749 212:2383
213:2159 214:856 215:86 216:5612 217:1700 218:603
219:331 220:1270 221:636 222:361 223:591
End of report