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 17 Apr, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 856506 Prefixes after maximum aggregation (per Origin AS): 324269 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 406158 Total ASes present in the Internet Routing Table: 71094 Prefixes per ASN: 12.05 Origin-only ASes present in the Internet Routing Table: 61156 Origin ASes announcing only one prefix: 25289 Transit ASes present in the Internet Routing Table: 9938 Transit-only ASes present in the Internet Routing Table: 311 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 38 Max AS path prepend of ASN ( 37385) 33 Prefixes from unregistered ASNs in the Routing Table: 1009 Number of instances of unregistered ASNs: 1016 Number of 32-bit ASNs allocated by the RIRs: 35730 Number of 32-bit ASNs visible in the Routing Table: 29751 Prefixes from 32-bit ASNs in the Routing Table: 138298 Number of bogon 32-bit ASNs visible in the Routing Table: 22 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 522 Number of addresses announced to Internet: 2948654208 Equivalent to 175 /8s, 192 /16s and 228 /24s Percentage of available address space announced: 79.6 Percentage of allocated address space announced: 79.6 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: 290756 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 226747 Total APNIC prefixes after maximum aggregation: 65533 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 222874 Unique aggregates announced from the APNIC address blocks: 89504 APNIC Region origin ASes present in the Internet Routing Table: 11485 APNIC Prefixes per ASN: 19.41 APNIC Region origin ASes announcing only one prefix: 3285 APNIC Region transit ASes present in the Internet Routing Table: 1637 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: 6646 Number of APNIC addresses announced to Internet: 771967232 Equivalent to 46 /8s, 3 /16s and 73 /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: 245811 Total ARIN prefixes after maximum aggregation: 112965 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 246236 Unique aggregates announced from the ARIN address blocks: 117767 ARIN Region origin ASes present in the Internet Routing Table: 18794 ARIN Prefixes per ASN: 13.10 ARIN Region origin ASes announcing only one prefix: 6828 ARIN Region transit ASes present in the Internet Routing Table: 1937 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 30 Number of ARIN region 32-bit ASNs visible in the Routing Table: 3828 Number of ARIN addresses announced to Internet: 1181045760 Equivalent to 70 /8s, 101 /16s and 84 /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: 244219 Total RIPE prefixes after maximum aggregation: 113807 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 240165 Unique aggregates announced from the RIPE address blocks: 141357 RIPE Region origin ASes present in the Internet Routing Table: 27886 RIPE Prefixes per ASN: 8.61 RIPE Region origin ASes announcing only one prefix: 11977 RIPE Region transit ASes present in the Internet Routing Table: 3881 Average RIPE Region AS path length visible: 4.4 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10121 Number of RIPE addresses announced to Internet: 711148416 Equivalent to 42 /8s, 99 /16s and 67 /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: 112880 Total LACNIC prefixes after maximum aggregation: 26286 LACNIC Deaggregation factor: 4.29 Prefixes being announced from the LACNIC address blocks: 114025 Unique aggregates announced from the LACNIC address blocks: 47055 LACNIC Region origin ASes present in the Internet Routing Table: 10744 LACNIC Prefixes per ASN: 10.61 LACNIC Region origin ASes announcing only one prefix: 2705 LACNIC Region transit ASes present in the Internet Routing Table: 2026 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: 8358 Number of LACNIC addresses announced to Internet: 176329728 Equivalent to 10 /8s, 130 /16s and 148 /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: 25839 Total AfriNIC prefixes after maximum aggregation: 4925 AfriNIC Deaggregation factor: 5.25 Prefixes being announced from the AfriNIC address blocks: 32684 Unique aggregates announced from the AfriNIC address blocks: 10000 AfriNIC Region origin ASes present in the Internet Routing Table: 1453 AfriNIC Prefixes per ASN: 22.49 AfriNIC Region origin ASes announcing only one prefix: 494 AfriNIC Region transit ASes present in the Internet Routing Table: 292 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 38 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 798 Number of AfriNIC addresses announced to Internet: 107735808 Equivalent to 6 /8s, 107 /16s and 235 /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 6292 8996 55 CMNET-GD Guangdong Mobile Communication 7545 5732 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4740 4192 74 ERX-CERNET-BKB China Education and Rese 7713 3524 1022 55 TELKOMNET-AS-AP PT Telekomunikasi Indon 7552 3477 1330 21 VIETEL-AS-AP Viettel Group, VN 45899 2899 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2433 11104 565 KIXS-AS-KR Korea Telecom, KR 9498 2328 473 234 BBIL-AP BHARTI Airtel Ltd., IN 4755 2116 441 190 TATACOMM-AS TATA Communications formerl 45090 2099 1197 72 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 4983 9329 2237 AMAZON-02, US 11492 4747 315 716 CABLEONE, US 7155 4030 264 32 VIASAT-SP-BACKBONE, US 22773 3918 3005 247 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3389 1758 2415 AKAMAI-AS, US 6327 3359 1317 70 SHAW, CA 30036 2562 374 93 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2528 5053 486 CENTURYLINK-US-LEGACY-QWEST, US 5650 2343 2996 1636 FRONTIER-FRTR, US 5972 2224 450 782 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 7790 1044 3499 TTNET, TR 12479 6436 1724 143 UNI2-AS, ES 20940 3573 3347 204 AKAMAI-ASN1, NL 39891 3266 187 22 ALJAWWALSTC-AS, SA 8551 3248 379 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2905 2284 899 ROSTELECOM-AS, RU 9009 2390 246 1288 M247, GB 34984 2215 357 587 TELLCOM-AS, TR 13188 1610 100 31 TRIOLAN, UA 58224 1577 883 575 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 8499 3473 572 Uninet S.A. de C.V., MX 10620 3409 526 607 Telmex Colombia S.A., CO 11830 2493 369 62 Instituto Costarricense de Electricidad 7303 1897 2063 73 Telecom Argentina S.A., AR 13999 1663 447 430 Mega Cable, S.A. de C.V., MX 6503 1443 311 475 Axtel, S.A.B. de C.V., MX 28573 1390 2274 223 CLARO S.A., BR 3816 1224 640 150 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1128 377 39 Telefonica del Peru S.A.A., PE 11664 1003 212 401 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 1585 393 22 LINKdotNET-AS, EG 24835 1443 486 27 RAYA-AS, EG 36992 1200 1537 176 ETISALAT-MISR, EG 36903 1188 529 109 MT-MPLS, MA 29571 728 68 11 ORANGE-COTE-IVOIRE, CI 6713 548 1863 34 IAM-AS, MA 36935 514 522 40 Vodafone-, EG 37342 487 32 1 MOVITEL, MZ 15399 476 47 17 WANANCHI-, KE 23889 439 232 16 MauritiusTelecom, MU 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 8499 3473 572 Uninet S.A. de C.V., MX 47331 7790 1044 3499 TTNET, TR 12479 6436 1724 143 UNI2-AS, ES 9808 6292 8996 55 CMNET-GD Guangdong Mobile Communication 7545 5732 783 674 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 4983 9329 2237 AMAZON-02, US 11492 4747 315 716 CABLEONE, US 4538 4740 4192 74 ERX-CERNET-BKB China Education and Rese 7155 4030 264 32 VIASAT-SP-BACKBONE, US 22773 3918 3005 247 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 6436 6293 UNI2-AS, ES 9808 6292 6237 CMNET-GD Guangdong Mobile Communication Co.Ltd. 7545 5732 5058 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4740 4666 ERX-CERNET-BKB China Education and Research Net 47331 7790 4291 TTNET, TR 11492 4747 4031 CABLEONE, US 7155 4030 3998 VIASAT-SP-BACKBONE, US 22773 3918 3671 ASN-CXA-ALL-CCI-22773-RDC, US 7713 3524 3469 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 7552 3477 3456 VIETEL-AS-AP Viettel Group, VN 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 211471 UNALLOCATED 5.59.76.0/24 33932 EVERYWAN-AS everyWAN, 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 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 46505 UNALLOCATED 12.7.131.0/24 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 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 /8:12 /9:12 /10:40 /11:102 /12:296 /13:585 /14:1192 /15:1950 /16:13550 /17:8359 /18:13875 /19:25829 /20:42484 /21:51436 /22:106580 /23:91139 /24:497665 /25:1400 /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 6970 7790 TTNET, TR 12479 5388 6436 UNI2-AS, ES 11492 3801 4747 CABLEONE, US 6327 3166 3359 SHAW, CA 7155 3118 4030 VIASAT-SP-BACKBONE, US 8151 3068 8499 Uninet S.A. de C.V., MX 22773 2951 3918 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2801 3266 ALJAWWALSTC-AS, SA 8551 2712 3248 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2238 2562 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1878 2:1106 3:110 4:19 5:3557 6:64 7:5 8:1511 9:1 11:36 12:1749 13:359 14:2301 15:74 16:15 17:320 18:93 20:128 22:188 23:4648 24:2396 25:2 27:2505 29:19 31:2326 32:113 34:2 35:40 36:1309 37:3763 38:2067 39:610 40:161 41:3849 42:925 43:2126 44:238 45:14914 46:3664 47:319 49:1597 50:1766 51:92 52:1217 54:220 55:758 56:8 57:57 58:1726 59:1200 60:888 61:2396 62:2217 63:1960 64:5300 65:2385 66:5153 67:2871 68:1151 69:4058 70:1398 71:689 72:3181 74:2591 75:1483 76:686 77:2031 78:3696 79:2423 80:1865 81:1652 82:1345 83:1121 84:1264 85:3354 86:705 87:1774 88:2705 89:3014 90:433 91:7324 92:1744 93:2539 94:3101 95:4433 96:1259 97:345 98:986 99:969 100:90 101:1048 102:1368 103:25945 104:3716 105:435 106:730 107:2245 108:710 109:3986 110:2000 111:2942 112:1968 113:1622 114:1460 115:1886 116:1899 117:2303 118:2344 119:1898 120:1105 121:1079 122:2266 123:2217 124:1573 125:2088 128:1367 129:956 130:838 131:2043 132:756 133:355 134:1614 135:295 136:749 137:925 138:2304 139:1182 140:737 141:1189 142:1152 143:1254 144:1257 145:330 146:1395 147:1300 148:2212 149:1416 150:807 151:1079 152:1551 153:394 154:2342 155:1320 156:1487 157:1169 158:919 159:2042 160:2102 161:1125 162:3289 163:976 164:1501 165:1344 166:596 167:1778 168:3576 169:669 170:4254 171:764 172:2129 173:2939 174:986 175:1091 176:3114 177:4366 178:2896 179:1939 180:2317 181:2584 182:3220 183:1836 184:2415 185:18153 186:4214 187:3215 188:3299 189:2850 190:8887 191:1431 192:10665 193:7995 194:6583 195:4727 196:2883 197:2370 198:6049 199:6020 200:7392 201:5356 202:10601 203:10077 204:4647 205:3348 206:3541 207:3366 208:4009 209:4654 210:4252 211:2197 212:3695 213:3343 214:1225 215:61 216:6174 217:2530 218:1159 219:708 220:2081 221:973 222:971 223:1859 End of report