Keyboard Shortcuts
Thread View
j
: Next unread messagek
: Previous unread messagej a
: Jump to all threadsj l
: Jump to MailingList overview
[bgp-stats] Routing Table Report - Japan view
Routing Table Report 04:00 +10GMT Tue 05 Apr, 2016
Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 589350 Prefixes after maximum aggregation (per Origin AS): 216581 Deaggregation factor: 2.72 Unique aggregates announced (without unneeded subnets): 287882 Total ASes present in the Internet Routing Table: 53300 Prefixes per ASN: 11.06 Origin-only ASes present in the Internet Routing Table: 36612 Origin ASes announcing only one prefix: 15734 Transit ASes present in the Internet Routing Table: 6407 Transit-only ASes present in the Internet Routing Table: 174 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 37 Max AS path prepend of ASN ( 40285) 34 Prefixes from unregistered ASNs in the Routing Table: 965 Unregistered ASNs in the Routing Table: 356 Number of 32-bit ASNs allocated by the RIRs: 13317 Number of 32-bit ASNs visible in the Routing Table: 10281 Prefixes from 32-bit ASNs in the Routing Table: 40146 Number of bogon 32-bit ASNs visible in the Routing Table: 13 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 400 Number of addresses announced to Internet: 2806690052 Equivalent to 167 /8s, 74 /16s and 177 /24s Percentage of available address space announced: 75.8 Percentage of allocated address space announced: 75.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.1 Total number of prefixes smaller than registry allocations: 192748
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 150844 Total APNIC prefixes after maximum aggregation: 41980 APNIC Deaggregation factor: 3.59 Prefixes being announced from the APNIC address blocks: 161137 Unique aggregates announced from the APNIC address blocks: 65364 APNIC Region origin ASes present in the Internet Routing Table: 5151 APNIC Prefixes per ASN: 31.28 APNIC Region origin ASes announcing only one prefix: 1184 APNIC Region transit ASes present in the Internet Routing Table: 907 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 35 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1968 Number of APNIC addresses announced to Internet: 751756356 Equivalent to 44 /8s, 206 /16s and 228 /24s Percentage of available APNIC address space announced: 87.9
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: 180250 Total ARIN prefixes after maximum aggregation: 89095 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 185427 Unique aggregates announced from the ARIN address blocks: 87933 ARIN Region origin ASes present in the Internet Routing Table: 16390 ARIN Prefixes per ASN: 11.31 ARIN Region origin ASes announcing only one prefix: 5872 ARIN Region transit ASes present in the Internet Routing Table: 1712 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1106 Number of ARIN addresses announced to Internet: 1101575488 Equivalent to 65 /8s, 168 /16s and 181 /24s Percentage of available ARIN address space announced: 58.3
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, 64198-64296, 393216-395164 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: 141888 Total RIPE prefixes after maximum aggregation: 70102 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 150359 Unique aggregates announced from the RIPE address blocks: 92650 RIPE Region origin ASes present in the Internet Routing Table: 18071 RIPE Prefixes per ASN: 8.32 RIPE Region origin ASes announcing only one prefix: 7918 RIPE Region transit ASes present in the Internet Routing Table: 2996 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 4610 Number of RIPE addresses announced to Internet: 704213120 Equivalent to 41 /8s, 249 /16s and 112 /24s Percentage of available RIPE address space announced: 102.4
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, 196608-204287 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: 61887 Total LACNIC prefixes after maximum aggregation: 12171 LACNIC Deaggregation factor: 5.08 Prefixes being announced from the LACNIC address blocks: 75952 Unique aggregates announced from the LACNIC address blocks: 35859 LACNIC Region origin ASes present in the Internet Routing Table: 2470 LACNIC Prefixes per ASN: 30.75 LACNIC Region origin ASes announcing only one prefix: 577 LACNIC Region transit ASes present in the Internet Routing Table: 550 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 21 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2397 Number of LACNIC addresses announced to Internet: 170671104 Equivalent to 10 /8s, 44 /16s and 60 /24s Percentage of available LACNIC address space announced: 101.7
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: 14255 Total AfriNIC prefixes after maximum aggregation: 3192 AfriNIC Deaggregation factor: 4.47 Prefixes being announced from the AfriNIC address blocks: 16075 Unique aggregates announced from the AfriNIC address blocks: 5714 AfriNIC Region origin ASes present in the Internet Routing Table: 737 AfriNIC Prefixes per ASN: 21.81 AfriNIC Region origin ASes announcing only one prefix: 183 AfriNIC Region transit ASes present in the Internet Routing Table: 168 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 200 Number of AfriNIC addresses announced to Internet: 78100480 Equivalent to 4 /8s, 167 /16s and 184 /24s Percentage of available AfriNIC address space announced: 77.6
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 4538 5594 4192 76 China Education and Research 7545 3281 352 192 TPG Telecom Limited 4766 3145 11142 1118 Korea Telecom 17974 2917 914 96 PT Telekomunikasi Indonesia 9829 2441 1456 445 National Internet Backbone 4755 2098 432 243 TATA Communications formerly 9808 1854 8717 30 Guangdong Mobile Communicatio 4808 1643 2287 524 CNCGROUP IP network China169 4788 1534 645 62 TM Net, Internet Service Prov 9583 1529 124 569 Sify Limited
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 22773 3347 2948 148 Cox Communications Inc. 6389 2357 3687 42 BellSouth.net Inc. 18566 2209 394 276 MegaPath Corporation 20115 1920 1931 402 Charter Communications 30036 1739 344 239 Mediacom Communications Corp 6983 1691 849 231 EarthLink, Inc. 4323 1569 1004 386 tw telecom holdings, inc. 209 1547 4620 1229 Qwest Communications Company, 701 1381 11446 660 MCI Communications Services, 11492 1270 235 601 CABLE ONE, INC.
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 39891 2708 143 10 SaudiNet, Saudi Telecom Compa 20940 2427 933 1761 Akamai International B.V. 34984 1962 323 415 TELLCOM ILETISIM HIZMETLERI A 8551 1408 376 54 Bezeq International-Ltd 6849 1158 355 21 JSC "Ukrtelecom" 12479 1140 980 86 France Telecom Espana SA 8402 1110 544 15 OJSC "Vimpelcom" 13188 1080 98 67 TOV "Bank-Inform" 31148 1035 47 41 Freenet Ltd. 6830 891 2712 464 Liberty Global Operations B.V
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 10620 3451 542 136 Telmex Colombia S.A. 8151 2219 3312 544 Uninet S.A. de C.V. 7303 1521 940 245 Telecom Argentina S.A. 11830 1479 368 51 Instituto Costarricense de El 6503 1432 453 56 Axtel, S.A.B. de C.V. 6147 1050 377 27 Telefonica del Peru S.A.A. 3816 995 478 185 COLOMBIA TELECOMUNICACIONES S 26615 993 2325 34 Tim Celular S.A. 7738 991 1882 40 Telemar Norte Leste S.A. 28573 884 2172 160 NET Serviços de Comunicação S
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 1216 402 40 Link Egypt (Link.NET) 8452 678 1472 15 TE-AS 37611 643 48 2 Afrihost-Brevis Computer Serv 36903 584 294 104 Office National des Postes et 36992 507 1357 25 ETISALAT MISR 37492 382 233 65 Orange Tunisie 24835 329 146 12 Vodafone Data 29571 280 37 12 Cote d'Ivoire Telecom 2018 256 327 74 TENET (The UNINET Project) 36947 236 807 13 Telecom Algeria
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 4538 5594 4192 76 China Education and Research 10620 3451 542 136 Telmex Colombia S.A. 22773 3347 2948 148 Cox Communications Inc. 7545 3281 352 192 TPG Telecom Limited 4766 3145 11142 1118 Korea Telecom 17974 2917 914 96 PT Telekomunikasi Indonesia 39891 2708 143 10 SaudiNet, Saudi Telecom Compa 9829 2441 1456 445 National Internet Backbone 20940 2427 933 1761 Akamai International B.V. 6389 2357 3687 42 BellSouth.net Inc.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 10620 3451 3315 Telmex Colombia S.A. 22773 3347 3199 Cox Communications Inc. 7545 3281 3089 TPG Telecom Limited 17974 2917 2821 PT Telekomunikasi Indonesia 39891 2708 2698 SaudiNet, Saudi Telecom Compa 6389 2357 2315 BellSouth.net Inc. 4766 3145 2027 Korea Telecom 9829 2441 1996 National Internet Backbone 18566 2209 1933 MegaPath Corporation 4755 2098 1855 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 30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio 53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio 46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw 16589 UNALLOCATED 8.20.247.0/24 35838 CCANET Limited 16589 UNALLOCATED 8.26.56.0/24 35838 CCANET Limited 46473 UNALLOCATED 8.27.122.0/24 3356 Level 3 Communicatio 46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio 27205 UNALLOCATED 8.38.16.0/21 3356 Level 3 Communicatio 27205 UNALLOCATED 8.38.22.0/24 32787 Prolexic Technologie 15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 5.100.241.0/24 23456 32bit Transition AS 23.226.112.0/20 62788 >>UNKNOWN<< 23.249.144.0/20 40430 colo4jax, LLC 27.100.7.0/24 56096 >>UNKNOWN<< 37.46.10.0/23 36351 SoftLayer Technologies Inc. 37.46.14.0/24 36351 SoftLayer Technologies Inc. 37.46.15.0/24 36351 SoftLayer Technologies Inc. 41.73.1.0/24 37004 >>UNKNOWN<< 41.73.2.0/24 37004 >>UNKNOWN<< 41.73.3.0/24 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 /10:36 /11:101 /12:267 /13:512 /14:1028 /15:1759 /16:12961 /17:7568 /18:12735 /19:25826 /20:38226 /21:40058 /22:65195 /23:56559 /24:324817 /25:551 /26:592 /27:408 /28:45 /29:32 /30:14 /31:1 /32:30
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 39891 2664 2708 SaudiNet, Saudi Telecom Compa 22773 2527 3347 Cox Communications Inc. 18566 2111 2209 MegaPath Corporation 30036 1553 1739 Mediacom Communications Corp 6389 1499 2357 BellSouth.net Inc. 6983 1340 1691 EarthLink, Inc. 10620 1336 3451 Telmex Colombia S.A. 34984 1247 1962 TELLCOM ILETISIM HIZMETLERI A 11492 1175 1270 CABLE ONE, INC. 6849 976 1158 JSC "Ukrtelecom"
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:1650 2:740 4:20 5:2035 6:28 8:941 12:1778 13:38 14:1664 15:45 16:2 17:77 18:88 20:48 23:1444 24:1802 27:2279 31:1757 32:54 33:2 34:2 35:5 36:259 37:2258 38:1185 39:24 40:87 41:2807 42:387 43:1707 44:42 45:1778 46:2471 47:73 49:1136 50:842 51:8 52:143 54:198 55:3 56:6 57:45 58:1530 59:870 60:569 61:1825 62:1477 63:1914 64:4471 65:2165 66:4330 67:2158 68:1100 69:3273 70:1048 71:472 72:1982 74:2544 75:340 76:412 77:1333 78:1268 79:845 80:1334 81:1359 82:937 83:684 84:818 85:1580 86:472 87:1014 88:562 89:1948 90:168 91:6049 92:855 93:2318 94:2310 95:2312 96:465 97:357 98:956 99:45 100:69 101:1024 103:10243 104:2338 105:157 106:392 107:1084 108:671 109:2272 110:1252 111:1647 112:959 113:1142 114:1041 115:1651 116:1542 117:1421 118:2145 119:1574 120:521 121:1169 122:2223 123:2008 124:1618 125:1756 128:727 129:381 130:411 131:1302 132:627 133:174 134:443 135:123 136:371 137:336 138:1722 139:227 140:265 141:467 142:640 143:896 144:605 145:160 146:851 147:680 148:1463 149:499 150:654 151:765 152:606 153:275 154:583 155:947 156:491 157:473 158:342 159:1103 160:445 161:741 162:2302 163:547 164:750 165:1039 166:314 167:1102 168:1694 169:634 170:1584 171:265 172:530 173:1681 174:726 175:905 176:1672 177:4054 178:2235 179:1137 180:2064 181:1722 182:1927 183:679 184:784 185:6081 186:3079 187:2094 188:2150 189:1737 190:7707 191:1224 192:8930 193:5733 194:4366 195:3767 196:1710 197:1077 198:5531 199:5634 200:6912 201:3722 202:10138 203:9605 204:4653 205:2702 206:2985 207:3077 208:4057 209:3790 210:3945 211:2036 212:2635 213:2182 214:829 215:72 216:5746 217:1931 218:764 219:568 220:1680 221:857 222:663 223:960
End of report
Activity Summary
- 3202 days inactive
- 3202 days old
- bgp-stats@lists.apnic.net
- 1 participants
- 0 comments