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[bgp-stats] Routing Table Report - Japan view
Routing Table Report 04:00 +10GMT Tue 02 Feb, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 840922 Prefixes after maximum aggregation (per Origin AS): 321752 Deaggregation factor: 2.61 Unique aggregates announced (without unneeded subnets): 401616 Total ASes present in the Internet Routing Table: 70412 Prefixes per ASN: 11.94 Origin-only ASes present in the Internet Routing Table: 60567 Origin ASes announcing only one prefix: 25034 Transit ASes present in the Internet Routing Table: 9845 Transit-only ASes present in the Internet Routing Table: 304 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 62 Max AS path prepend of ASN (266299) 59 Prefixes from unregistered ASNs in the Routing Table: 879 Number of instances of unregistered ASNs: 883 Number of 32-bit ASNs allocated by the RIRs: 34895 Number of 32-bit ASNs visible in the Routing Table: 28957 Prefixes from 32-bit ASNs in the Routing Table: 134948 Number of bogon 32-bit ASNs visible in the Routing Table: 16 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 712 Number of addresses announced to Internet: 2910474112 Equivalent to 173 /8s, 122 /16s and 79 /24s Percentage of available address space announced: 78.6 Percentage of allocated address space announced: 78.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 285482 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 221157 Total APNIC prefixes after maximum aggregation: 65394 APNIC Deaggregation factor: 3.38 Prefixes being announced from the APNIC address blocks: 216926 Unique aggregates announced from the APNIC address blocks: 87979 APNIC Region origin ASes present in the Internet Routing Table: 11231 APNIC Prefixes per ASN: 19.31 APNIC Region origin ASes announcing only one prefix: 3211 APNIC Region transit ASes present in the Internet Routing Table: 1590 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 6373 Number of APNIC addresses announced to Internet: 770253312 Equivalent to 45 /8s, 233 /16s and 34 /24s 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, 131072-143673 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: 242819 Total ARIN prefixes after maximum aggregation: 111950 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 243350 Unique aggregates announced from the ARIN address blocks: 116119 ARIN Region origin ASes present in the Internet Routing Table: 18699 ARIN Prefixes per ASN: 13.01 ARIN Region origin ASes announcing only one prefix: 6804 ARIN Region transit ASes present in the Internet Routing Table: 1915 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 3682 Number of ARIN addresses announced to Internet: 1148114688 Equivalent to 68 /8s, 110 /16s and 215 /24s 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, 393216-401308 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, 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: 238730 Total RIPE prefixes after maximum aggregation: 112430 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 234679 Unique aggregates announced from the RIPE address blocks: 138490 RIPE Region origin ASes present in the Internet Routing Table: 27690 RIPE Prefixes per ASN: 8.48 RIPE Region origin ASes announcing only one prefix: 11907 RIPE Region transit ASes present in the Internet Routing Table: 3890 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 9889 Number of RIPE addresses announced to Internet: 709663616 Equivalent to 42 /8s, 76 /16s and 155 /24s 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, 64396-64495 196608-213403 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: 112317 Total LACNIC prefixes after maximum aggregation: 26339 LACNIC Deaggregation factor: 4.26 Prefixes being announced from the LACNIC address blocks: 113452 Unique aggregates announced from the LACNIC address blocks: 48263 LACNIC Region origin ASes present in the Internet Routing Table: 10645 LACNIC Prefixes per ASN: 10.66 LACNIC Region origin ASes announcing only one prefix: 2614 LACNIC Region transit ASes present in the Internet Routing Table: 2006 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 62 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8244 Number of LACNIC addresses announced to Internet: 174128640 Equivalent to 10 /8s, 96 /16s and 254 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-272796 + 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: 25018 Total AfriNIC prefixes after maximum aggregation: 4925 AfriNIC Deaggregation factor: 5.08 Prefixes being announced from the AfriNIC address blocks: 31803 Unique aggregates announced from the AfriNIC address blocks: 10111 AfriNIC Region origin ASes present in the Internet Routing Table: 1446 AfriNIC Prefixes per ASN: 21.99 AfriNIC Region origin ASes announcing only one prefix: 497 AfriNIC Region transit ASes present in the Internet Routing Table: 288 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 769 Number of AfriNIC addresses announced to Internet: 107810816 Equivalent to 6 /8s, 109 /16s and 16 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 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 7545 5721 777 663 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4749 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3558 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3222 935 524 TELKOMNET-AS-AP PT Telekomunikasi Indon 9808 3010 9044 57 CMNET-GD Guangdong Mobile Communication 45899 2876 1896 55 VNPT-AS-VN VNPT Corp, VN 4766 2448 11105 571 KIXS-AS-KR Korea Telecom, KR 9498 2306 482 231 BBIL-AP BHARTI Airtel Ltd., IN 4755 2135 440 193 TATACOMM-AS TATA Communications formerl 45090 2074 1045 63 CNNIC-TENCENT-NET-AP Shenzhen Tencent C 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 11492 4760 316 749 CABLEONE, US 16509 4746 9087 2163 AMAZON-02, US 7155 4036 264 32 VIASAT-SP-BACKBONE, US 22773 3814 2994 222 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3331 1317 72 SHAW, CA 16625 3258 1704 2325 AKAMAI-AS, US 209 2520 5058 505 CENTURYLINK-US-LEGACY-QWEST, US 30036 2498 369 143 MEDIACOM-ENTERPRISE-BUSINESS, US 5650 2355 3000 1642 FRONTIER-FRTR, US 20115 2172 2911 514 CHARTER-20115, 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 12479 6268 1700 146 UNI2-AS, ES 47331 6025 822 3572 TTNET, TR 39891 3459 195 22 ALJAWWALSTC-AS, SA 20940 3371 3347 202 AKAMAI-ASN1, NL 8551 3202 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2872 2282 890 ROSTELECOM-AS, RU 9009 2309 234 1247 M247, GB 34984 2174 354 579 TELLCOM-AS, TR 13188 1611 100 23 TRIOLAN, UA 58224 1506 870 555 TCI, IR 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 8151 8181 3403 591 Uninet S.A. de C.V., MX 10620 3403 526 602 Telmex Colombia S.A., CO 11830 2564 369 63 Instituto Costarricense de Electricidad 13999 1615 433 418 Mega Cable, S.A. de C.V., MX 6503 1437 311 475 Axtel, S.A.B. de C.V., MX 7303 1437 911 262 Telecom Argentina S.A., AR 28573 1372 2259 219 CLARO S.A., BR 6147 1159 379 39 Telefonica del Peru S.A.A., PE 3816 1141 559 142 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 994 211 412 Techtel LMDS Comunicaciones Interactiva 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 1579 393 21 LINKdotNET-AS, EG 24835 1292 480 28 RAYA-AS, EG 36992 1184 1537 169 ETISALAT-MISR, EG 36903 978 510 101 MT-MPLS, MA 29571 703 68 11 ORANGE-COTE-IVOIRE, CI 6713 532 1863 34 IAM-AS, MA 36935 487 522 40 Vodafone-, EG 37342 486 32 1 MOVITEL, MZ 23889 454 232 16 MauritiusTelecom, MU 15399 440 46 16 WANANCHI-, KE 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 8151 8181 3403 591 Uninet S.A. de C.V., MX 12479 6268 1700 146 UNI2-AS, ES 47331 6025 822 3572 TTNET, TR 7545 5721 777 663 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4760 316 749 CABLEONE, US 4538 4749 4192 74 ERX-CERNET-BKB China Education and Rese 16509 4746 9087 2163 AMAZON-02, US 7155 4036 264 32 VIASAT-SP-BACKBONE, US 22773 3814 2994 222 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3558 1330 19 VIETEL-AS-AP Viettel Group, VN Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 12479 6268 6122 UNI2-AS, ES 7545 5721 5058 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4749 4675 ERX-CERNET-BKB China Education and Research Net 11492 4760 4011 CABLEONE, US 7155 4036 4004 VIASAT-SP-BACKBONE, US 22773 3814 3592 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3558 3539 VIETEL-AS-AP Viettel Group, VN 39891 3459 3437 ALJAWWALSTC-AS, SA 6327 3331 3259 SHAW, CA 20940 3371 3169 AKAMAI-ASN1, NL Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US 23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 46766 UNALLOCATED 8.44.208.0/24 3356 LEVEL3, US 40544 UNALLOCATED 12.0.33.0/24 6461 ZAYO-6461, US 393489 UNALLOCATED 12.7.109.0/24 7018 ATT-INTERNET4, US Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.141.0.0/24 Origin: 395350 UNASSIGNED Transit: 11426 TWC-11426-CAROLINAS, US 23.142.80.0/24 Origin: 397881 STINGERS, US Transit: 398481 REDMERCURY, US 23.226.240.0/20 Origin: 40430 UNASSIGNED Transit: 174 COGENT-174, US 27.100.7.0/24 Origin: 56096 UNASSIGNED Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 27.126.156.0/22 Origin: 55827 UNASSIGNED Transit: 9930 TTNET-MY TIME dotCom Berhad No. 14, Jala 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 /8:11 /9:12 /10:40 /11:102 /12:293 /13:581 /14:1183 /15:1925 /16:13480 /17:8289 /18:13754 /19:25668 /20:41539 /21:50685 /22:104604 /23:88935 /24:488332 /25:1489 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 47331 5347 6025 TTNET, TR 12479 5234 6268 UNI2-AS, ES 11492 3819 4760 CABLEONE, US 6327 3136 3331 SHAW, CA 7155 3124 4036 VIASAT-SP-BACKBONE, US 22773 2900 3814 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2801 3459 ALJAWWALSTC-AS, SA 8151 2789 8181 Uninet S.A. de C.V., MX 8551 2667 3202 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2222 2498 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1887 2:1194 3:88 4:19 5:3587 6:65 7:5 8:1484 9:1 11:36 12:1756 13:349 14:2457 15:74 16:15 17:314 18:94 20:115 22:188 23:4269 24:2362 25:3 27:2357 31:2190 32:112 34:2 35:38 36:1146 37:3607 38:2037 39:479 40:150 41:3903 42:902 43:2095 44:230 45:14829 46:3655 47:320 49:1606 50:1693 51:103 52:1172 54:218 55:758 56:6 57:57 58:1804 59:1169 60:824 61:2372 62:2218 63:1984 64:5221 65:2404 66:5124 67:2936 68:1169 69:4067 70:1396 71:687 72:3061 74:2576 75:1473 76:695 77:2016 78:3189 79:2459 80:1786 81:1605 82:1270 83:1117 84:1252 85:3083 86:615 87:1798 88:2345 89:2885 90:389 91:7239 92:1611 93:2548 94:2937 95:4164 96:1230 97:343 98:977 99:978 100:91 101:1040 102:1276 103:25156 104:3655 105:415 106:728 107:2203 108:677 109:3783 110:1996 111:2368 112:1755 113:1681 114:1424 115:1865 116:1899 117:2199 118:2299 119:1920 120:950 121:1077 122:2314 123:2161 124:1649 125:2163 128:1325 129:1171 130:798 131:1961 132:756 133:320 134:1554 135:287 136:711 137:895 138:2302 139:1164 140:742 141:1162 142:1057 143:1246 144:1216 145:321 146:1389 147:1211 148:2209 149:1256 150:751 151:1200 152:1550 153:453 154:2136 155:1277 156:1397 157:1162 158:921 159:2048 160:2065 161:1088 162:3239 163:985 164:1425 165:1301 166:598 167:1767 168:3574 169:643 170:4380 171:765 172:2058 173:2928 174:976 175:1063 176:2944 177:4377 178:2856 179:1875 180:2272 181:2610 182:3168 183:1623 184:2453 185:17803 186:4123 187:3052 188:3276 189:2733 190:9110 191:1373 192:10648 193:7906 194:6465 195:4613 196:3077 197:2303 198:6031 199:5978 200:7375 201:5302 202:10529 203:10095 204:4646 205:3239 206:3437 207:3347 208:3981 209:4592 210:4222 211:2170 212:3600 213:3286 214:1187 215:61 216:6154 217:2509 218:955 219:678 220:2071 221:929 222:983 223:1725 End of report
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