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[bgp-stats] Routing Table Report - Japan view

Routing Table Report 04:00 +10GMT Thu 28 Jul, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 605705 Prefixes after maximum aggregation (per Origin AS): 218808 Deaggregation factor: 2.77 Unique aggregates announced (without unneeded subnets): 295217 Total ASes present in the Internet Routing Table: 54431 Prefixes per ASN: 11.13 Origin-only ASes present in the Internet Routing Table: 36519 Origin ASes announcing only one prefix: 15519 Transit ASes present in the Internet Routing Table: 6446 Transit-only ASes present in the Internet Routing Table: 170 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 54 Max AS path prepend of ASN ( 55644) 51 Prefixes from unregistered ASNs in the Routing Table: 64 Unregistered ASNs in the Routing Table: 13 Number of 32-bit ASNs allocated by the RIRs: 14792 Number of 32-bit ASNs visible in the Routing Table: 11466 Prefixes from 32-bit ASNs in the Routing Table: 45306 Number of bogon 32-bit ASNs visible in the Routing Table: 19 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 357 Number of addresses announced to Internet: 2821207780 Equivalent to 168 /8s, 40 /16s and 54 /24s Percentage of available address space announced: 76.2 Percentage of allocated address space announced: 76.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.2 Total number of prefixes smaller than registry allocations: 197069 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 156535 Total APNIC prefixes after maximum aggregation: 42716 APNIC Deaggregation factor: 3.66 Prefixes being announced from the APNIC address blocks: 168952 Unique aggregates announced from the APNIC address blocks: 68306 APNIC Region origin ASes present in the Internet Routing Table: 5194 APNIC Prefixes per ASN: 32.53 APNIC Region origin ASes announcing only one prefix: 1180 APNIC Region transit ASes present in the Internet Routing Table: 935 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 54 Number of APNIC region 32-bit ASNs visible in the Routing Table: 2255 Number of APNIC addresses announced to Internet: 758289220 Equivalent to 45 /8s, 50 /16s and 147 /24s Percentage of available APNIC address space announced: 88.6 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, 64297-64395, 131072-137529 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: 182807 Total ARIN prefixes after maximum aggregation: 89326 ARIN Deaggregation factor: 2.05 Prefixes being announced from the ARIN address blocks: 188496 Unique aggregates announced from the ARIN address blocks: 88489 ARIN Region origin ASes present in the Internet Routing Table: 16280 ARIN Prefixes per ASN: 11.58 ARIN Region origin ASes announcing only one prefix: 5774 ARIN Region transit ASes present in the Internet Routing Table: 1697 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1355 Number of ARIN addresses announced to Internet: 1105445088 Equivalent to 65 /8s, 227 /16s and 192 /24s Percentage of available ARIN address space announced: 58.5 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, 64198-64296, 393216-397212 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: 145117 Total RIPE prefixes after maximum aggregation: 71268 RIPE Deaggregation factor: 2.04 Prefixes being announced from the RIPE address blocks: 154908 Unique aggregates announced from the RIPE address blocks: 95284 RIPE Region origin ASes present in the Internet Routing Table: 18102 RIPE Prefixes per ASN: 8.56 RIPE Region origin ASes announcing only one prefix: 7832 RIPE Region transit ASes present in the Internet Routing Table: 3001 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 4953 Number of RIPE addresses announced to Internet: 706004864 Equivalent to 42 /8s, 20 /16s and 199 /24s Percentage of available RIPE address space announced: 102.6 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: 61631 Total LACNIC prefixes after maximum aggregation: 12264 LACNIC Deaggregation factor: 5.03 Prefixes being announced from the LACNIC address blocks: 76749 Unique aggregates announced from the LACNIC address blocks: 36752 LACNIC Region origin ASes present in the Internet Routing Table: 2481 LACNIC Prefixes per ASN: 30.93 LACNIC Region origin ASes announcing only one prefix: 562 LACNIC Region transit ASes present in the Internet Routing Table: 571 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 28 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2664 Number of LACNIC addresses announced to Internet: 170203456 Equivalent to 10 /8s, 37 /16s and 25 /24s Percentage of available LACNIC address space announced: 101.4 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: 14244 Total AfriNIC prefixes after maximum aggregation: 3224 AfriNIC Deaggregation factor: 4.42 Prefixes being announced from the AfriNIC address blocks: 16243 Unique aggregates announced from the AfriNIC address blocks: 6059 AfriNIC Region origin ASes present in the Internet Routing Table: 731 AfriNIC Prefixes per ASN: 22.22 AfriNIC Region origin ASes announcing only one prefix: 171 AfriNIC Region transit ASes present in the Internet Routing Table: 173 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 239 Number of AfriNIC addresses announced to Internet: 80929280 Equivalent to 4 /8s, 210 /16s and 226 /24s Percentage of available AfriNIC address space announced: 80.4 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 4538 5552 4191 75 ERX-CERNET-BKB China Education and Rese 7545 3428 384 252 TPG-INTERNET-AP TPG Telecom Limited, AU 4766 3185 11145 1126 KIXS-AS-KR Korea Telecom, KR 17974 2936 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo 9829 2608 1488 513 BSNL-NIB National Internet Backbone, IN 1659 2493 1466 38 ERX-TANET-ASN1 Taiwan Academic Network 9808 2163 8761 40 CMNET-GD Guangdong Mobile Communication 4755 2077 431 243 TATACOMM-AS TATA Communications formerl 4808 1682 2302 543 CHINA169-BJ China Unicom Beijing Provin 38197 1507 93 277 SUNHK-DATA-AS-AP Sun Network (Hong Kong 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 3503 2965 143 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6389 2225 3671 41 BELLSOUTH-NET-BLK - BellSouth.net Inc., 18566 2195 405 110 MEGAPATH5-US - MegaPath Corporation, US 20115 1932 1956 410 CHARTER-NET-HKY-NC - Charter Communicat 30036 1720 344 380 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 209 1708 5083 651 CENTURYLINK-US-LEGACY-QWEST - Qwest Com 6983 1688 849 228 ITCDELTA - Earthlink, Inc., US 7018 1344 20071 998 ATT-INTERNET4 - AT&T Services, Inc., US 16509 1335 2474 425 AMAZON-02 - Amazon.com, Inc., US 11492 1309 233 562 CABLEONE - CABLE ONE, INC., US 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 3329 169 15 ALJAWWALSTC-AS , SA 20940 2700 1042 1924 AKAMAI-ASN1 , US 34984 1974 327 358 TELLCOM-AS , TR 12479 1290 1002 46 UNI2-AS , ES 8551 1212 377 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 6849 1148 355 21 UKRTELNET , UA 13188 1094 98 62 BANKINFORM-AS , UA 8402 1051 544 15 CORBINA-AS Russia, RU 31148 1017 47 44 FREENET-AS , UA 6830 883 2752 462 LGI-UPC formerly known as UPC Broadband 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 3475 542 129 Telmex Colombia S.A., CO 8151 2265 3369 547 Uninet S.A. de C.V., MX 7303 1522 949 240 Telecom Argentina S.A., AR 11830 1493 369 66 Instituto Costarricense de Electricidad 6503 1417 437 54 Axtel, S.A.B. de C.V., MX 6147 1100 377 27 Telefonica del Peru S.A.A., PE 3816 997 479 182 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 7738 994 1882 40 Telemar Norte Leste S.A., BR 11172 907 125 76 Alestra, S. de R.L. de C.V., MX 28573 899 2181 159 CLARO S.A., BR 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 1166 402 48 LINKdotNET-AS, EG 36903 656 330 109 MT-MPLS, MA 37611 649 48 2 Afrihost, ZA 36992 538 1357 26 ETISALAT-MISR, EG 8452 500 1472 15 TE-AS TE-AS, EG 37492 373 234 68 ORANGE-TN, TN 24835 330 594 15 RAYA-AS, EG 29571 300 37 12 CITelecom-AS, CI 15399 289 35 6 WANANCHI-KE, KE 2018 266 327 74 TENET-1, ZA 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 5552 4191 75 ERX-CERNET-BKB China Education and Rese 22773 3503 2965 143 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 10620 3475 542 129 Telmex Colombia S.A., CO 7545 3428 384 252 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 3329 169 15 ALJAWWALSTC-AS , SA 4766 3185 11145 1126 KIXS-AS-KR Korea Telecom, KR 17974 2936 904 78 TELKOMNET-AS2-AP PT Telekomunikasi Indo 20940 2700 1042 1924 AKAMAI-ASN1 , US 9829 2608 1488 513 BSNL-NIB National Internet Backbone, IN 1659 2493 1466 38 ERX-TANET-ASN1 Taiwan Academic Network Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 22773 3503 3360 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 10620 3475 3346 Telmex Colombia S.A., CO 39891 3329 3314 ALJAWWALSTC-AS , SA 7545 3428 3176 TPG-INTERNET-AP TPG Telecom Limited, AU 17974 2936 2858 TELKOMNET-AS2-AP PT Telekomunikasi Indo 1659 2493 2455 ERX-TANET-ASN1 Taiwan Academic Network 6389 2225 2184 BELLSOUTH-NET-BLK - BellSouth.net Inc., 9808 2163 2123 CMNET-GD Guangdong Mobile Communication 9829 2608 2095 BSNL-NIB National Internet Backbone, IN 18566 2195 2085 MEGAPATH5-US - MegaPath Corporation, US Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65001 PRIVATE 5.143.176.0/20 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.192.0/20 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.192.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.200.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.208.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65001 PRIVATE 31.172.216.0/21 15468 KLGELECS-AS 38, Teatralnaya st 65000 PRIVATE 31.219.177.0/25 8966 ETISALAT-AS P.O. Box 1150, Dub 65000 PRIVATE 31.219.177.128/25 8966 ETISALAT-AS P.O. Box 1150, Dub 65412 PRIVATE 41.89.7.0/24 36866 JTL, KE 65512 PRIVATE 45.252.244.0/24 45899 VNPT-AS-VN VNPT Corp, VN Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.249.144.0/20 40430 COLO4JAX-AS - colo4jax, LLC, US 27.100.7.0/24 56096 UNKNOWN 41.73.1.0/24 37004 -Reserved AS-, ZZ 41.73.2.0/24 37004 -Reserved AS-, ZZ 41.73.3.0/24 37004 -Reserved AS-, ZZ 41.73.4.0/24 37004 -Reserved AS-, ZZ 41.73.5.0/24 37004 -Reserved AS-, ZZ 41.73.6.0/24 37004 -Reserved AS-, ZZ 41.73.7.0/24 37004 -Reserved AS-, ZZ 41.73.8.0/24 37004 -Reserved AS-, ZZ 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 /12:266 /13:515 /14:1044 /15:1767 /16:13174 /17:7822 /18:12702 /19:25312 /20:38302 /21:40181 /22:67123 /23:58774 /24:336889 /25:568 /26:587 /27:376 /28:54 /29:32 /30:16 /31:1 /32:34 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 2896 3329 ALJAWWALSTC-AS , SA 22773 2733 3503 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 18566 2087 2195 MEGAPATH5-US - MegaPath Corporation, US 30036 1534 1720 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 6389 1440 2225 BELLSOUTH-NET-BLK - BellSouth.net Inc., 10620 1384 3475 Telmex Colombia S.A., CO 6983 1340 1688 ITCDELTA - Earthlink, Inc., US 34984 1257 1974 TELLCOM-AS , TR 11492 1207 1309 CABLEONE - CABLE ONE, INC., US 6849 968 1148 UKRTELNET , UA Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1577 2:757 4:21 5:2107 6:31 8:970 12:1773 13:43 14:1719 15:45 16:2 17:88 18:117 20:49 22:1 23:1646 24:1798 27:2298 31:1779 32:68 33:3 34:2 35:5 36:314 37:2283 38:1250 39:35 40:93 41:2823 42:448 43:1822 44:43 45:2113 46:2531 47:83 49:1166 50:905 51:12 52:523 54:342 55:9 56:7 57:41 58:1606 59:946 60:352 61:1799 62:1511 63:1923 64:4522 65:2170 66:4252 67:2201 68:1132 69:3286 70:1252 71:484 72:2018 74:2530 75:344 76:391 77:1425 78:1265 79:854 80:1250 81:1387 82:972 83:722 84:849 85:1605 86:493 87:1096 88:551 89:2096 90:210 91:6069 92:973 93:2364 94:2425 95:2496 96:511 97:370 98:947 99:41 100:77 101:1085 103:11707 104:2596 105:125 106:429 107:1403 108:663 109:2240 110:1283 111:1634 112:1039 113:1129 114:1090 115:1661 116:1630 117:1540 118:1990 119:1609 120:1271 121:1124 122:2195 123:2021 124:1585 125:1777 128:691 129:422 130:408 131:1328 132:599 133:175 134:446 135:138 136:375 137:401 138:1790 139:305 140:708 141:451 142:649 143:923 144:725 145:162 146:891 147:656 148:1385 149:538 150:656 151:865 152:637 153:302 154:657 155:952 156:518 157:487 158:381 159:1136 160:510 161:736 162:2364 163:920 164:895 165:1061 166:322 167:1150 168:1957 169:671 170:1804 171:264 172:625 173:1647 174:757 175:715 176:1723 177:4006 178:2204 179:1124 180:2129 181:1811 182:1968 183:991 184:830 185:7009 186:3069 187:2078 188:2182 189:1750 190:7806 191:1280 192:9058 193:5722 194:4435 195:3839 196:1704 197:1136 198:5556 199:5737 200:7071 201:3754 202:10125 203:10085 204:4515 205:2723 206:2986 207:3089 208:4086 209:3867 210:4264 211:2043 212:2691 213:2329 214:875 215:71 216:5826 217:1977 218:799 219:619 220:1634 221:867 222:683 223:1273 End of report