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, SANOG, PacNOG, SAFNOG TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG. 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 20 Mar, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 852766 Prefixes after maximum aggregation (per Origin AS): 323236 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 405450 Total ASes present in the Internet Routing Table: 70882 Prefixes per ASN: 12.03 Origin-only ASes present in the Internet Routing Table: 60994 Origin ASes announcing only one prefix: 25179 Transit ASes present in the Internet Routing Table: 9888 Transit-only ASes present in the Internet Routing Table: 306 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 38 Max AS path prepend of ASN ( 37385) 33 Prefixes from unregistered ASNs in the Routing Table: 1034 Number of instances of unregistered ASNs: 1038 Number of 32-bit ASNs allocated by the RIRs: 35442 Number of 32-bit ASNs visible in the Routing Table: 29493 Prefixes from 32-bit ASNs in the Routing Table: 137004 Number of bogon 32-bit ASNs visible in the Routing Table: 38 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 543 Number of addresses announced to Internet: 2916989056 Equivalent to 173 /8s, 221 /16s and 184 /24s Percentage of available address space announced: 78.8 Percentage of allocated address space announced: 78.8 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: 289583 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 225916 Total APNIC prefixes after maximum aggregation: 65289 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 222073 Unique aggregates announced from the APNIC address blocks: 89207 APNIC Region origin ASes present in the Internet Routing Table: 11402 APNIC Prefixes per ASN: 19.48 APNIC Region origin ASes announcing only one prefix: 3248 APNIC Region transit ASes present in the Internet Routing Table: 1609 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 6550 Number of APNIC addresses announced to Internet: 771087872 Equivalent to 45 /8s, 245 /16s and 222 /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: 244602 Total ARIN prefixes after maximum aggregation: 112452 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 245196 Unique aggregates announced from the ARIN address blocks: 117070 ARIN Region origin ASes present in the Internet Routing Table: 18755 ARIN Prefixes per ASN: 13.07 ARIN Region origin ASes announcing only one prefix: 6811 ARIN Region transit ASes present in the Internet Routing Table: 1931 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 3774 Number of ARIN addresses announced to Internet: 1152531200 Equivalent to 68 /8s, 178 /16s and 59 /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: 243000 Total RIPE prefixes after maximum aggregation: 113332 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 238797 Unique aggregates announced from the RIPE address blocks: 140517 RIPE Region origin ASes present in the Internet Routing Table: 27809 RIPE Prefixes per ASN: 8.59 RIPE Region origin ASes announcing only one prefix: 11936 RIPE Region transit ASes present in the Internet Routing Table: 3889 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10038 Number of RIPE addresses announced to Internet: 710531456 Equivalent to 42 /8s, 89 /16s and 217 /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: 112847 Total LACNIC prefixes after maximum aggregation: 26497 LACNIC Deaggregation factor: 4.26 Prefixes being announced from the LACNIC address blocks: 113992 Unique aggregates announced from the LACNIC address blocks: 48226 LACNIC Region origin ASes present in the Internet Routing Table: 10732 LACNIC Prefixes per ASN: 10.62 LACNIC Region origin ASes announcing only one prefix: 2670 LACNIC Region transit ASes present in the Internet Routing Table: 2009 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 33 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8336 Number of LACNIC addresses announced to Internet: 174697728 Equivalent to 10 /8s, 105 /16s and 173 /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: 25366 Total AfriNIC prefixes after maximum aggregation: 4899 AfriNIC Deaggregation factor: 5.18 Prefixes being announced from the AfriNIC address blocks: 32165 Unique aggregates announced from the AfriNIC address blocks: 9943 AfriNIC Region origin ASes present in the Internet Routing Table: 1457 AfriNIC Prefixes per ASN: 22.08 AfriNIC Region origin ASes announcing only one prefix: 514 AfriNIC Region transit ASes present in the Internet Routing Table: 291 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 38 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 795 Number of AfriNIC addresses announced to Internet: 107694080 Equivalent to 6 /8s, 107 /16s and 72 /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 9808 6288 9045 60 CMNET-GD Guangdong Mobile Communication 7545 5713 783 672 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4812 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3547 1330 21 VIETEL-AS-AP Viettel Group, VN 7713 3520 1014 54 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 2905 1896 55 VNPT-AS-VN VNPT Corp, VN 4766 2442 11104 566 KIXS-AS-KR Korea Telecom, KR 9498 2315 482 232 BBIL-AP BHARTI Airtel Ltd., IN 4755 2146 441 190 TATACOMM-AS TATA Communications formerl 45090 2080 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 16509 4891 9260 2215 AMAZON-02, US 11492 4738 314 720 CABLEONE, US 7155 4030 264 32 VIASAT-SP-BACKBONE, US 22773 3923 2998 246 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3367 1749 2395 AKAMAI-AS, US 6327 3352 1317 72 SHAW, CA 209 2535 5054 488 CENTURYLINK-US-LEGACY-QWEST, US 30036 2533 372 88 MEDIACOM-ENTERPRISE-BUSINESS, US 5650 2350 3000 1642 FRONTIER-FRTR, US 5972 2209 447 784 DNIC-ASBLK-05800-06055, 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 47331 7711 1039 3486 TTNET, TR 12479 6382 1701 138 UNI2-AS, ES 20940 3545 3347 207 AKAMAI-ASN1, NL 39891 3266 187 22 ALJAWWALSTC-AS, SA 8551 3186 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2897 2284 896 ROSTELECOM-AS, RU 9009 2446 252 1312 M247, GB 34984 2180 355 579 TELLCOM-AS, TR 13188 1610 100 31 TRIOLAN, UA 58224 1557 879 560 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 8456 3471 583 Uninet S.A. de C.V., MX 10620 3404 526 619 Telmex Colombia S.A., CO 11830 2458 369 62 Instituto Costarricense de Electricidad 7303 1870 1732 295 Telecom Argentina S.A., AR 13999 1659 436 421 Mega Cable, S.A. de C.V., MX 6503 1442 311 475 Axtel, S.A.B. de C.V., MX 28573 1411 2269 222 CLARO S.A., BR 3816 1212 623 152 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1128 377 39 Telefonica del Peru S.A.A., PE 11664 1000 211 401 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 1578 393 22 LINKdotNET-AS, EG 24835 1443 486 27 RAYA-AS, EG 36992 1192 1537 174 ETISALAT-MISR, EG 36903 977 510 104 MT-MPLS, MA 29571 704 68 11 ORANGE-COTE-IVOIRE, CI 6713 540 1863 34 IAM-AS, MA 36935 514 522 40 Vodafone-, EG 37342 487 32 1 MOVITEL, MZ 23889 447 232 16 MauritiusTelecom, MU 15399 444 47 17 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 8456 3471 583 Uninet S.A. de C.V., MX 47331 7711 1039 3486 TTNET, TR 12479 6382 1701 138 UNI2-AS, ES 9808 6288 9045 60 CMNET-GD Guangdong Mobile Communication 7545 5713 783 672 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 4891 9260 2215 AMAZON-02, US 4538 4812 4192 74 ERX-CERNET-BKB China Education and Rese 11492 4738 314 720 CABLEONE, US 7155 4030 264 32 VIASAT-SP-BACKBONE, US 22773 3923 2998 246 ASN-CXA-ALL-CCI-22773-RDC, US 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 6382 6244 UNI2-AS, ES 9808 6288 6228 CMNET-GD Guangdong Mobile Communication Co.Ltd. 7545 5713 5041 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4812 4738 ERX-CERNET-BKB China Education and Research Net 47331 7711 4225 TTNET, TR 11492 4738 4018 CABLEONE, US 7155 4030 3998 VIASAT-SP-BACKBONE, US 22773 3923 3677 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3547 3526 VIETEL-AS-AP Viettel Group, VN 7713 3520 3466 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 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 65560 UNALLOCATED 5.180.248.0/23 199290 MOWITEL, ES 65560 UNALLOCATED 5.180.250.0/23 199290 MOWITEL, ES 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, 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 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 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 27.126.156.0/23 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 /10:41 /11:102 /12:291 /13:575 /14:1181 /15:1937 /16:13502 /17:8314 /18:13812 /19:25737 /20:42316 /21:51369 /22:106138 /23:90514 /24:495491 /25:1423 /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 6890 7711 TTNET, TR 12479 5336 6382 UNI2-AS, ES 11492 3793 4738 CABLEONE, US 6327 3157 3352 SHAW, CA 7155 3118 4030 VIASAT-SP-BACKBONE, US 8151 3030 8456 Uninet S.A. de C.V., MX 22773 2961 3923 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2801 3266 ALJAWWALSTC-AS, SA 8551 2650 3186 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2238 2533 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1879 2:1119 3:94 4:19 5:3540 6:64 7:5 8:1502 9:1 11:36 12:1755 13:352 14:2354 15:73 16:15 17:316 18:93 20:130 22:188 23:4579 24:2387 25:2 27:2497 31:2268 32:112 34:3 35:39 36:1282 37:3750 38:2073 39:581 40:151 41:3837 42:922 43:2115 44:239 45:14966 46:3649 47:320 49:1623 50:1746 51:91 52:1204 54:219 55:785 56:6 57:57 58:1746 59:1204 60:883 61:2407 62:2248 63:1964 64:5284 65:2386 66:5132 67:2895 68:1162 69:4053 70:1406 71:686 72:3195 74:2571 75:1483 76:687 77:2009 78:3643 79:2388 80:1842 81:1628 82:1325 83:1112 84:1267 85:3337 86:723 87:1782 88:2697 89:3012 90:427 91:7261 92:1750 93:2558 94:3037 95:4397 96:1253 97:344 98:993 99:971 100:89 101:1048 102:1275 103:25671 104:3693 105:423 106:720 107:2230 108:701 109:3937 110:2009 111:2873 112:1917 113:1644 114:1451 115:1875 116:1888 117:2292 118:2309 119:1890 120:1153 121:1083 122:2314 123:2196 124:1592 125:2100 128:1353 129:946 130:818 131:2031 132:769 133:354 134:1527 135:291 136:735 137:911 138:2301 139:1194 140:729 141:1186 142:1113 143:1270 144:1254 145:331 146:1387 147:1284 148:2199 149:1444 150:783 151:1086 152:1555 153:387 154:2228 155:1351 156:1483 157:1159 158:927 159:2040 160:2073 161:1129 162:3242 163:972 164:1435 165:1330 166:598 167:1774 168:3548 169:662 170:4281 171:762 172:2118 173:2953 174:976 175:1101 176:3047 177:4317 178:2890 179:1951 180:2274 181:2613 182:3202 183:1792 184:2446 185:18033 186:4193 187:3140 188:3298 189:2811 190:8965 191:1484 192:10587 193:7945 194:6536 195:4684 196:2907 197:2329 198:6037 199:5998 200:7425 201:5349 202:10580 203:10119 204:4649 205:3316 206:3522 207:3314 208:3999 209:4630 210:4255 211:2201 212:3669 213:3285 214:1208 215:60 216:6234 217:2520 218:1148 219:701 220:2074 221:977 222:980 223:1858 End of report