[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jun 27 18:11:21 UTC 2014
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 at lists.apnic.net
For historical data, please see http://thyme.rand.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.
Routing Table Report 04:00 +10GMT Sat 28 Jun, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 502028
Prefixes after maximum aggregation: 195358
Deaggregation factor: 2.57
Unique aggregates announced to Internet: 247111
Total ASes present in the Internet Routing Table: 47136
Prefixes per ASN: 10.65
Origin-only ASes present in the Internet Routing Table: 35929
Origin ASes announcing only one prefix: 16325
Transit ASes present in the Internet Routing Table: 6101
Transit-only ASes present in the Internet Routing Table: 169
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: 1747
Unregistered ASNs in the Routing Table: 451
Number of 32-bit ASNs allocated by the RIRs: 6913
Number of 32-bit ASNs visible in the Routing Table: 5106
Prefixes from 32-bit ASNs in the Routing Table: 17810
Number of bogon 32-bit ASNs visible in the Routing Table: 297
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 373
Number of addresses announced to Internet: 2704306724
Equivalent to 161 /8s, 48 /16s and 114 /24s
Percentage of available address space announced: 73.0
Percentage of allocated address space announced: 73.0
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: 173672
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 120759
Total APNIC prefixes after maximum aggregation: 35496
APNIC Deaggregation factor: 3.40
Prefixes being announced from the APNIC address blocks: 123969
Unique aggregates announced from the APNIC address blocks: 51572
APNIC Region origin ASes present in the Internet Routing Table: 4959
APNIC Prefixes per ASN: 25.00
APNIC Region origin ASes announcing only one prefix: 1228
APNIC Region transit ASes present in the Internet Routing Table: 876
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 23
Number of APNIC region 32-bit ASNs visible in the Routing Table: 995
Number of APNIC addresses announced to Internet: 734127232
Equivalent to 43 /8s, 193 /16s and 228 /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: 169157
Total ARIN prefixes after maximum aggregation: 84089
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 170870
Unique aggregates announced from the ARIN address blocks: 79753
ARIN Region origin ASes present in the Internet Routing Table: 16319
ARIN Prefixes per ASN: 10.47
ARIN Region origin ASes announcing only one prefix: 6118
ARIN Region transit ASes present in the Internet Routing Table: 1679
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: 124
Number of ARIN addresses announced to Internet: 1087721248
Equivalent to 64 /8s, 213 /16s and 79 /24s
Percentage of available ARIN address space announced: 57.5
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: 124271
Total RIPE prefixes after maximum aggregation: 62864
RIPE Deaggregation factor: 1.98
Prefixes being announced from the RIPE address blocks: 128967
Unique aggregates announced from the RIPE address blocks: 81634
RIPE Region origin ASes present in the Internet Routing Table: 17717
RIPE Prefixes per ASN: 7.28
RIPE Region origin ASes announcing only one prefix: 8250
RIPE Region transit ASes present in the Internet Routing Table: 2879
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: 2719
Number of RIPE addresses announced to Internet: 658397060
Equivalent to 39 /8s, 62 /16s and 87 /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: 57861
Total LACNIC prefixes after maximum aggregation: 10203
LACNIC Deaggregation factor: 5.67
Prefixes being announced from the LACNIC address blocks: 65068
Unique aggregates announced from the LACNIC address blocks: 29431
LACNIC Region origin ASes present in the Internet Routing Table: 2118
LACNIC Prefixes per ASN: 30.72
LACNIC Region origin ASes announcing only one prefix: 524
LACNIC Region transit ASes present in the Internet Routing Table: 441
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 25
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1231
Number of LACNIC addresses announced to Internet: 166119936
Equivalent to 9 /8s, 230 /16s and 202 /24s
Percentage of available LACNIC address space announced: 99.0
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: 12064
Total AfriNIC prefixes after maximum aggregation: 2669
AfriNIC Deaggregation factor: 4.52
Prefixes being announced from the AfriNIC address blocks: 12781
Unique aggregates announced from the AfriNIC address blocks: 4391
AfriNIC Region origin ASes present in the Internet Routing Table: 723
AfriNIC Prefixes per ASN: 17.68
AfriNIC Region origin ASes announcing only one prefix: 205
AfriNIC Region transit ASes present in the Internet Routing Table: 152
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: 37
Number of AfriNIC addresses announced to Internet: 57593856
Equivalent to 3 /8s, 110 /16s and 208 /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 2932 11591 922 Korea Telecom
17974 2780 899 72 PT Telekomunikasi Indonesia
7545 2232 320 118 TPG Telecom Limited
4755 1866 396 200 TATA Communications formerly
9829 1649 1307 32 National Internet Backbone
9583 1313 103 537 Sify Limited
9498 1273 314 88 BHARTI Airtel Ltd.
7552 1242 1098 14 Viettel Corporation
4808 1215 2152 366 CNCGROUP IP network China169
24560 1160 398 188 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 2563 2938 135 Cox Communications Inc.
7029 2223 1905 303 Windstream Communications Inc
18566 2047 379 178 MegaPath Corporation
20115 1715 1702 569 Charter Communications
4323 1639 1074 418 tw telecom holdings, inc.
30036 1484 323 572 Mediacom Communications Corp
701 1443 11187 730 MCI Communications Services,
6983 1379 818 313 ITC^Deltacom
22561 1308 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 1710 264 274 TELLCOM ILETISIM HIZMETLERI A
20940 1416 550 1051 Akamai International B.V.
8402 1384 544 15 OJSC "Vimpelcom"
31148 1042 45 20 Freenet Ltd.
13188 1031 100 28 TOV "Bank-Inform"
8551 956 370 41 Bezeq International-Ltd
6849 818 356 26 JSC "Ukrtelecom"
6830 771 2335 429 Liberty Global Operations B.V
12479 732 795 57 France Telecom Espana SA
9198 579 344 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 3763 2022 101 NET Serviços de Comunicação S
10620 2900 469 202 Telmex Colombia S.A.
18881 2059 1036 22 Global Village Telecom
7303 1769 1179 231 Telecom Argentina S.A.
8151 1443 2975 419 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 929 373 27 Telefonica del Peru S.A.A.
27947 894 130 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 939 280 26 Link Egypt (Link.NET)
6713 668 742 41 Office National des Postes et
8452 585 958 13 TE-AS
24835 306 144 9 Vodafone Data
36992 300 783 24 ETISALAT MISR
3741 250 921 213 Internet Solutions
37054 243 19 6 Data Telecom Service
29571 227 22 17 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 3763 2022 101 NET Serviços de Comunicação S
6389 2953 3688 53 BellSouth.net Inc.
4766 2932 11591 922 Korea Telecom
10620 2900 469 202 Telmex Colombia S.A.
17974 2780 899 72 PT Telekomunikasi Indonesia
22773 2563 2938 135 Cox Communications Inc.
7545 2232 320 118 TPG Telecom Limited
7029 2223 1905 303 Windstream Communications Inc
18881 2059 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 2780 2708 PT Telekomunikasi Indonesia
10620 2900 2698 Telmex Colombia S.A.
22773 2563 2428 Cox Communications Inc.
7545 2232 2114 TPG Telecom Limited
18881 2059 2037 Global Village Telecom
4766 2932 2010 Korea Telecom
7029 2223 1920 Windstream Communications Inc
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
22511 UNALLOCATED 8.28.225.0/24 2828 XO Communications
22511 UNALLOCATED 8.36.68.0/24 2828 XO Communications
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 /12:258
/13:487 /14:980 /15:1705 /16:12999 /17:6957 /18:11701
/19:24652 /20:34964 /21:37252 /22:53685 /23:47081 /24:266970
/25:821 /26:913 /27:397 /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 1811 2563 Cox Communications Inc.
6389 1694 2953 BellSouth.net Inc.
30036 1320 1484 Mediacom Communications Corp
11492 1191 1242 CABLE ONE, INC.
7029 1121 2223 Windstream Communications Inc
6983 1086 1379 ITC^Deltacom
36998 1080 1114 Sudanese Mobile Telephone (ZA
8402 1068 1384 OJSC "Vimpelcom"
34984 1039 1710 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1158 2:673 3:3 4:15 5:974 6:19
8:714 12:1829 13:4 14:1056 15:14 16:2
17:37 18:21 20:36 23:935 24:1755 27:1760
31:1484 32:43 33:2 34:5 36:136 37:1821
38:974 39:7 40:204 41:3213 42:258 43:84
44:12 45:29 46:2110 47:24 49:729 50:938
52:12 54:47 55:5 56:2 57:29 58:1219
59:608 60:399 61:1573 62:1255 63:1889 64:4383
65:2291 66:4169 67:2079 68:1064 69:3360 70:867
71:441 72:2026 74:2635 75:319 76:407 77:1690
78:849 79:700 80:1309 81:1205 82:759 83:757
84:754 85:1298 86:434 87:1175 88:452 89:1800
90:140 91:5709 92:710 93:1761 94:2071 95:1580
96:530 97:358 98:1089 99:49 100:63 101:847
103:5146 104:39 105:543 106:175 107:629 108:582
109:2023 110:983 111:1364 112:677 113:854 114:895
115:1136 116:1098 117:951 118:1475 119:1403 120:417
121:830 122:2118 123:1333 124:1434 125:1519 128:585
129:339 130:349 131:667 132:418 133:163 134:320
135:74 136:277 137:285 138:363 139:166 140:216
141:386 142:569 143:411 144:505 145:102 146:639
147:481 148:911 149:369 150:198 151:713 152:444
153:220 154:311 155:511 156:353 157:337 158:250
159:912 160:328 161:558 162:1570 163:263 164:696
165:620 166:284 167:631 168:1062 169:125 170:1443
171:190 172:33 173:1608 174:710 175:601 176:1404
177:3262 178:2056 179:720 180:1764 181:1251 182:1564
183:527 184:729 185:1793 186:2877 187:1643 188:2129
189:1508 190:7546 191:405 192:7378 193:5514 194:4030
195:3519 196:1418 197:667 198:5098 199:5527 200:6286
201:2630 202:9094 203:8954 204:4602 205:2671 206:2968
207:2986 208:3983 209:3739 210:3128 211:1730 212:2307
213:2081 214:872 215:87 216:5598 217:1694 218:610
219:330 220:1285 221:629 222:354 223:587
End of report
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