This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG,
TRNOG, CaribNOG and the RIPE Routing Working Group.
Daily listings are sent to bgp-stats@lists.apnic.net
For historical data, please see http://thyme.rand.apnic.net.
If you have any comments please contact Philip Smith pfsinoz@gmail.com.
Routing Table Report 04:00 +10GMT Sat 05 Jul, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 502254
Prefixes after maximum aggregation: 195258
Deaggregation factor: 2.57
Unique aggregates announced to Internet: 247235
Total ASes present in the Internet Routing Table: 47199
Prefixes per ASN: 10.64
Origin-only ASes present in the Internet Routing Table: 35944
Origin ASes announcing only one prefix: 16341
Transit ASes present in the Internet Routing Table: 6116
Transit-only ASes present in the Internet Routing Table: 170
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: 1849
Unregistered ASNs in the Routing Table: 508
Number of 32-bit ASNs allocated by the RIRs: 6958
Number of 32-bit ASNs visible in the Routing Table: 5139
Prefixes from 32-bit ASNs in the Routing Table: 18049
Number of bogon 32-bit ASNs visible in the Routing Table: 316
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 382
Number of addresses announced to Internet: 2705972260
Equivalent to 161 /8s, 73 /16s and 220 /24s
Percentage of available address space announced: 73.1
Percentage of allocated address space announced: 73.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.6
Total number of prefixes smaller than registry allocations: 173541
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 121019
Total APNIC prefixes after maximum aggregation: 35554
APNIC Deaggregation factor: 3.40
Prefixes being announced from the APNIC address blocks: 124209
Unique aggregates announced from the APNIC address blocks: 51554
APNIC Region origin ASes present in the Internet Routing Table: 4962
APNIC Prefixes per ASN: 25.03
APNIC Region origin ASes announcing only one prefix: 1223
APNIC Region transit ASes present in the Internet Routing Table: 885
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1002
Number of APNIC addresses announced to Internet: 734532736
Equivalent to 43 /8s, 200 /16s and 20 /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: 168910
Total ARIN prefixes after maximum aggregation: 83975
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 170715
Unique aggregates announced from the ARIN address blocks: 79779
ARIN Region origin ASes present in the Internet Routing Table: 16306
ARIN Prefixes per ASN: 10.47
ARIN Region origin ASes announcing only one prefix: 6104
ARIN Region transit ASes present in the Internet Routing Table: 1674
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 31
Number of ARIN region 32-bit ASNs visible in the Routing Table: 129
Number of ARIN addresses announced to Internet: 1089136416
Equivalent to 64 /8s, 234 /16s and 231 /24s
Percentage of available ARIN address space announced: 57.6
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: 123986
Total RIPE prefixes after maximum aggregation: 62719
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 128748
Unique aggregates announced from the RIPE address blocks: 81353
RIPE Region origin ASes present in the Internet Routing Table: 17743
RIPE Prefixes per ASN: 7.26
RIPE Region origin ASes announcing only one prefix: 8271
RIPE Region transit ASes present in the Internet Routing Table: 2883
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: 2724
Number of RIPE addresses announced to Internet: 658020228
Equivalent to 39 /8s, 56 /16s and 151 /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: 58159
Total LACNIC prefixes after maximum aggregation: 10265
LACNIC Deaggregation factor: 5.67
Prefixes being announced from the LACNIC address blocks: 65459
Unique aggregates announced from the LACNIC address blocks: 29748
LACNIC Region origin ASes present in the Internet Routing Table: 2131
LACNIC Prefixes per ASN: 30.72
LACNIC Region origin ASes announcing only one prefix: 532
LACNIC Region transit ASes present in the Internet Routing Table: 443
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1244
Number of LACNIC addresses announced to Internet: 166333952
Equivalent to 9 /8s, 234 /16s and 14 /24s
Percentage of available LACNIC address space announced: 99.1
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: 12025
Total AfriNIC prefixes after maximum aggregation: 2708
AfriNIC Deaggregation factor: 4.44
Prefixes being announced from the AfriNIC address blocks: 12741
Unique aggregates announced from the AfriNIC address blocks: 4464
AfriNIC Region origin ASes present in the Internet Routing Table: 723
AfriNIC Prefixes per ASN: 17.62
AfriNIC Region origin ASes announcing only one prefix: 211
AfriNIC Region transit ASes present in the Internet Routing Table: 155
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 40
Number of AfriNIC addresses announced to Internet: 57623040
Equivalent to 3 /8s, 111 /16s and 66 /24s
Percentage of available AfriNIC address space announced: 57.2
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 2965 11591 924 Korea Telecom
17974 2787 899 72 PT Telekomunikasi Indonesia
7545 2301 320 118 TPG Telecom Limited
4755 1865 396 200 TATA Communications formerly
9829 1650 1306 31 National Internet Backbone
9583 1313 103 537 Sify Limited
9498 1286 317 93 BHARTI Airtel Ltd.
7552 1243 1098 14 Viettel Corporation
4808 1222 2152 367 CNCGROUP IP network China169
24560 1141 398 190 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 2953 3688 53 BellSouth.net Inc.
22773 2663 2940 139 Cox Communications Inc.
7029 2460 1905 302 Windstream Communications Inc
18566 2047 379 178 MegaPath Corporation
20115 1720 1712 569 Charter Communications
4323 1642 1074 417 tw telecom holdings, inc.
30036 1486 318 596 Mediacom Communications Corp
701 1442 11187 729 MCI Communications Services,
6983 1381 818 313 ITC^Deltacom
22561 1307 402 233 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 1711 264 274 TELLCOM ILETISIM HIZMETLERI A
20940 1419 550 1053 Akamai International B.V.
8402 1376 544 15 OJSC "Vimpelcom"
31148 1042 45 20 Freenet Ltd.
13188 1031 100 28 TOV "Bank-Inform"
8551 961 370 40 Bezeq International-Ltd
6849 818 356 26 JSC "Ukrtelecom"
6830 772 2335 430 Liberty Global Operations B.V
12479 734 795 57 France Telecom Espana SA
9198 587 346 29 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 3779 2025 102 NET Serviços de Comunicação S
10620 2901 469 213 Telmex Colombia S.A.
18881 2071 1036 22 Global Village Telecom
7303 1769 1180 231 Telecom Argentina S.A.
8151 1445 2975 423 Uninet S.A. de C.V.
6503 1130 434 61 Axtel, S.A.B. de C.V.
7738 979 1882 41 Telemar Norte Leste S.A.
6147 948 373 28 Telefonica del Peru S.A.A.
27947 896 130 51 Telconet S.A
26615 869 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
36998 1114 240 6 Sudanese Mobile Telephone (ZA
24863 910 280 26 Link Egypt (Link.NET)
6713 672 744 40 Office National des Postes et
8452 590 958 13 TE-AS
24835 306 144 9 Vodafone Data
36992 304 784 27 ETISALAT MISR
3741 250 921 213 Internet Solutions
37054 248 19 6 Data Telecom Service
29571 228 22 18 Cote d'Ivoire Telecom
15706 187 32 6 Sudatel (Sudan Telecom Co. Lt
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 3779 2025 102 NET Serviços de Comunicação S
4766 2965 11591 924 Korea Telecom
6389 2953 3688 53 BellSouth.net Inc.
10620 2901 469 213 Telmex Colombia S.A.
17974 2787 899 72 PT Telekomunikasi Indonesia
22773 2663 2940 139 Cox Communications Inc.
7029 2460 1905 302 Windstream Communications Inc
7545 2301 320 118 TPG Telecom Limited
18881 2071 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 2953 2900 BellSouth.net Inc.
17974 2787 2715 PT Telekomunikasi Indonesia
10620 2901 2688 Telmex Colombia S.A.
22773 2663 2524 Cox Communications Inc.
7545 2301 2183 TPG Telecom Limited
7029 2460 2158 Windstream Communications Inc
18881 2071 2049 Global Village Telecom
4766 2965 2041 Korea Telecom
18566 2047 1869 MegaPath Corporation
4755 1865 1665 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
58152 UNALLOCATED 5.39.200.0/21 12389 OJSC Rostelecom
29525 UNALLOCATED 5.42.136.0/21 41998 NeckarCom Telekommun
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
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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<<
41.73.13.0/24 37004 >>UNKNOWN<<
41.73.14.0/24 37004 >>UNKNOWN<<
41.73.15.0/24 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
/13:494 /14:978 /15:1700 /16:12999 /17:6977 /18:11703
/19:24681 /20:35075 /21:37324 /22:53798 /23:47064 /24:266873
/25:823 /26:908 /27:392 /28:13 /29:19 /30:10
/31:1 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2002 2047 MegaPath Corporation
22773 1906 2663 Cox Communications Inc.
6389 1694 2953 BellSouth.net Inc.
30036 1328 1486 Mediacom Communications Corp
7029 1279 2460 Windstream Communications Inc
11492 1194 1245 CABLE ONE, INC.
6983 1088 1381 ITC^Deltacom
36998 1080 1114 Sudanese Mobile Telephone (ZA
8402 1055 1376 OJSC "Vimpelcom"
34984 1040 1711 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1162 2:658 3:3 4:15 5:1033 6:19
8:716 12:1827 13:4 14:1075 15:15 16:2
17:38 18:21 20:36 23:867 24:1758 27:1768
31:1491 32:43 33:2 34:5 36:136 37:1799
38:973 39:7 40:204 41:3169 42:255 43:88
44:13 45:30 46:2077 47:24 49:731 50:808
52:12 54:47 55:5 56:2 57:29 58:1222
59:611 60:413 61:1574 62:1249 63:1889 64:4372
65:2287 66:4164 67:2088 68:1068 69:3343 70:880
71:441 72:2021 74:2631 75:317 76:407 77:1694
78:850 79:699 80:1307 81:1206 82:767 83:762
84:751 85:1309 86:428 87:1176 88:464 89:1783
90:139 91:5680 92:719 93:1760 94:2011 95:1580
96:529 97:360 98:1089 99:49 100:66 101:859
103:5199 104:34 105:543 106:180 107:569 108:576
109:2038 110:989 111:1343 112:677 113:852 114:807
115:1130 116:1102 117:958 118:1476 119:1400 120:406
121:844 122:2117 123:1404 124:1412 125:1527 128:589
129:339 130:350 131:668 132:418 133:163 134:316
135:74 136:287 137:286 138:364 139:165 140:216
141:384 142:567 143:405 144:502 145:105 146:646
147:477 148:911 149:370 150:245 151:712 152:440
153:221 154:317 155:508 156:355 157:340 158:250
159:905 160:328 161:561 162:1573 163:289 164:697
165:623 166:287 167:643 168:1063 169:125 170:1350
171:185 172:65 173:1529 174:712 175:601 176:1398
177:3237 178:2054 179:745 180:1769 181:1252 182:1569
183:525 184:733 185:1831 186:2878 187:1639 188:2130
189:1488 190:7577 191:593 192:7386 193:5511 194:4038
195:3524 196:1400 197:661 198:5103 199:5519 200:6312
201:2643 202:9097 203:8967 204:4594 205:2667 206:2965
207:2974 208:3957 209:3740 210:3124 211:1727 212:2318
213:2104 214:857 215:87 216:5606 217:1686 218:611
219:332 220:1283 221:626 222:354 223:592
End of report
