This is an automated weekly mailing describing the state of the Internet Global IPv4 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>. Global IPv4 Routing Table Report 04:00 +10GMT Sat 09 Oct, 2021 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 865799 Prefixes after maximum aggregation (per Origin AS): 328037 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 417220 Total ASes present in the Internet Routing Table: 72037 Prefixes per ASN: 12.02 Origin-only ASes present in the Internet Routing Table: 61895 Origin ASes announcing only one prefix: 25518 Transit ASes present in the Internet Routing Table: 10142 Transit-only ASes present in the Internet Routing Table: 342 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 53 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 977 Number of instances of unregistered ASNs: 981 Number of 32-bit ASNs allocated by the RIRs: 37427 Number of 32-bit ASNs visible in the Routing Table: 31091 Prefixes from 32-bit ASNs in the Routing Table: 144662 Number of bogon 32-bit ASNs visible in the Routing Table: 28 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 515 Number of addresses announced to Internet: 3069966592 Equivalent to 182 /8s, 251 /16s and 249 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 287724 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 231808 Total APNIC prefixes after maximum aggregation: 66263 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227275 Unique aggregates announced from the APNIC address blocks: 92050 APNIC Region origin ASes present in the Internet Routing Table: 12003 APNIC Prefixes per ASN: 18.93 APNIC Region origin ASes announcing only one prefix: 3416 APNIC Region transit ASes present in the Internet Routing Table: 1688 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7169 Number of APNIC addresses announced to Internet: 772148352 Equivalent to 46 /8s, 6 /16s and 12 /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, 131072-147769 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: 253515 Total ARIN prefixes after maximum aggregation: 116297 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 253446 Unique aggregates announced from the ARIN address blocks: 120928 ARIN Region origin ASes present in the Internet Routing Table: 18893 ARIN Prefixes per ASN: 13.41 ARIN Region origin ASes announcing only one prefix: 6851 ARIN Region transit ASes present in the Internet Routing Table: 1943 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4146 Number of ARIN addresses announced to Internet: 1301072384 Equivalent to 77 /8s, 140 /16s and 202 /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: 241164 Total RIPE prefixes after maximum aggregation: 112909 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 237322 Unique aggregates announced from the RIPE address blocks: 145502 RIPE Region origin ASes present in the Internet Routing Table: 28061 RIPE Prefixes per ASN: 8.46 RIPE Region origin ASes announcing only one prefix: 12083 RIPE Region transit ASes present in the Internet Routing Table: 3896 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: 10443 Number of RIPE addresses announced to Internet: 711814272 Equivalent to 42 /8s, 109 /16s and 108 /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: 111884 Total LACNIC prefixes after maximum aggregation: 26638 LACNIC Deaggregation factor: 4.20 Prefixes being announced from the LACNIC address blocks: 112798 Unique aggregates announced from the LACNIC address blocks: 47315 LACNIC Region origin ASes present in the Internet Routing Table: 10781 LACNIC Prefixes per ASN: 10.46 LACNIC Region origin ASes announcing only one prefix: 2628 LACNIC Region transit ASes present in the Internet Routing Table: 2135 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 53 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8454 Number of LACNIC addresses announced to Internet: 176666880 Equivalent to 10 /8s, 135 /16s and 185 /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: 26451 Total AfriNIC prefixes after maximum aggregation: 5204 AfriNIC Deaggregation factor: 5.08 Prefixes being announced from the AfriNIC address blocks: 34443 Unique aggregates announced from the AfriNIC address blocks: 10996 AfriNIC Region origin ASes present in the Internet Routing Table: 1548 AfriNIC Prefixes per ASN: 22.25 AfriNIC Region origin ASes announcing only one prefix: 540 AfriNIC Region transit ASes present in the Internet Routing Table: 306 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 42 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 879 Number of AfriNIC addresses announced to Internet: 107914496 Equivalent to 6 /8s, 110 /16s and 165 /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 8045 9000 57 CMNET-GD Guangdong Mobile Communication 7545 5835 786 680 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4713 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3619 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3494 1022 56 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3027 1896 55 VNPT-AS-VN VNPT Corp, VN 4766 2505 11119 576 KIXS-AS-KR Korea Telecom, KR 9498 2173 472 237 BBIL-AP BHARTI Airtel Ltd., IN 45090 2127 1198 75 CNNIC-TENCENT-NET-AP Shenzhen Tencent C 4755 2126 437 202 TATACOMM-AS TATA Communications formerl 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 5665 9813 2489 AMAZON-02, US 11492 4681 310 767 CABLEONE, US 22773 4099 3057 383 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3636 1880 2536 AKAMAI-AS, US 6327 3374 1319 67 SHAW, CA 30036 2588 374 179 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2533 5028 453 CENTURYLINK-US-LEGACY-QWEST, US 20115 2241 3032 504 CHARTER-20115, US 7018 2229 24160 1424 ATT-INTERNET4, 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 6846 1726 143 UNI2-AS, ES 20940 3863 3348 214 AKAMAI-ASN1, NL 8551 3277 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3269 187 23 ALJAWWALSTC-AS, SA 12389 2919 2279 896 ROSTELECOM-AS, RU 9009 2485 258 1311 M247, GB 34984 2233 358 603 TELLCOM-AS, TR 58224 1681 899 581 TCI, IR 61317 1637 257 912 ASDETUK www.heficed.com, GB 13188 1610 100 27 TRIOLAN, UA 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 8878 3459 570 Uninet S.A. de C.V., MX 10620 3409 519 711 Telmex Colombia S.A., CO 11830 2498 369 62 Instituto Costarricense de Electricidad 13999 1698 337 462 Mega Cable, S.A. de C.V., MX 6503 1522 359 477 Axtel, S.A.B. de C.V., MX 28573 1465 2309 242 CLARO S.A., BR 3816 1241 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1146 2351 136 TIM SA, BR 6147 1090 370 22 Telefonica del Peru S.A.A., PE 11172 957 111 70 Alestra, S. de R.L. de C.V., MX 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 1636 393 21 LINKdotNET-AS, EG 24835 1529 503 32 RAYA-AS, EG 36992 1287 1418 270 ETISALAT-MISR, EG 36903 1183 537 110 MT-MPLS, MA 29571 800 68 11 ORANGE-COTE-IVOIRE, CI 36935 630 523 44 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 504 50 30 WANANCHI-, KE 37342 471 32 1 MOVITEL, MZ 2018 344 319 73 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 8151 8878 3459 570 Uninet S.A. de C.V., MX 9808 8045 9000 57 CMNET-GD Guangdong Mobile Communication 12479 6846 1726 143 UNI2-AS, ES 7545 5835 786 680 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 5665 9813 2489 AMAZON-02, US 4538 4713 4192 74 ERX-CERNET-BKB China Education and Rese 11492 4681 310 767 CABLEONE, US 22773 4099 3057 383 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3863 3348 214 AKAMAI-ASN1, NL Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 8045 7988 CMNET-GD Guangdong Mobile Communication Co.Ltd. 12479 6846 6703 UNI2-AS, ES 7545 5835 5155 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4713 4639 ERX-CERNET-BKB China Education and Research Net 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4681 3914 CABLEONE, US 22773 4099 3716 ASN-CXA-ALL-CCI-22773-RDC, US 20940 3863 3649 AKAMAI-ASN1, NL 7552 3619 3599 VIETEL-AS-AP Viettel Group, VN 7713 3494 3438 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 398418 UNALLOCATED 8.2.200.0/24 2914 NTT-COMMUNICATIONS-2914, US 46990 UNALLOCATED 8.5.242.0/23 3356 LEVEL3, US 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 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 46887 LIGHTOWER, US 395438 UNALLOCATED 8.42.206.0/24 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 23.132.208.0/24 Origin: 7850 CITYLINKFIBER, US 23.132.208.0/24 Transit: 15164 UPNLLC, US 23.136.80.0/24 Origin: 20119 ARROW, CA 23.136.80.0/24 Transit: 6939 HURRICANE, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.247.168.0/24 Origin: 142632 NASULEX-AS-AP Nasulex, NL 23.247.168.0/24 Transit: 53667 PONYNET, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 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 /10:41 /11:99 /12:300 /13:597 /14:1215 /15:2042 /16:13602 /17:8301 /18:14055 /19:25519 /20:42808 /21:51147 /22:107029 /23:92523 /24:505038 /25:1454 /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 12479 5798 6846 UNI2-AS, ES 11492 3620 4681 CABLEONE, US 8151 3256 8878 Uninet S.A. de C.V., MX 6327 3181 3374 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 3022 4099 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2805 3269 ALJAWWALSTC-AS, SA 8551 2743 3277 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2242 2588 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1931 2498 Instituto Costarricense de Electricidad y Telec Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1927 2:1054 3:145 4:19 5:3654 6:85 7:5 8:1547 9:1 11:172 12:1712 13:391 14:2281 15:114 16:24 17:368 18:121 20:126 21:4 22:188 23:5169 24:2432 25:2 27:2559 29:19 31:2340 32:112 34:1 35:47 36:1718 37:3904 38:2269 39:602 40:151 41:3809 42:1037 43:2077 44:286 45:15493 46:3719 47:320 48:3 49:1678 50:1833 51:99 52:1288 54:247 55:711 56:4 57:54 58:1746 59:1186 60:933 61:2291 62:2265 63:1964 64:5373 65:2360 66:4948 67:2865 68:1158 69:4126 70:1361 71:678 72:3151 74:2614 75:1492 76:693 77:2030 78:1722 79:2607 80:1871 81:1537 82:1366 83:1158 84:1291 85:2833 86:725 87:1846 88:982 89:3058 90:499 91:7369 92:1843 93:2553 94:3165 95:3521 96:1300 97:347 98:975 99:960 100:75 101:1039 102:1690 103:27070 104:4063 105:438 106:823 107:2368 108:731 109:3871 110:2045 111:3130 112:1939 113:1409 114:1501 115:1934 116:1839 117:2410 118:2308 119:1893 120:1561 121:1080 122:2533 123:2170 124:1593 125:2051 128:1379 129:1314 130:899 131:2020 132:775 133:363 134:1862 135:318 136:792 137:862 138:2397 139:1192 140:761 141:1244 142:1180 143:1373 144:1266 145:326 146:1546 147:1443 148:2154 149:1509 150:831 151:1088 152:1659 153:427 154:3104 155:1327 156:1830 157:1183 158:1006 159:2035 160:2349 161:1247 162:3367 163:1083 164:1559 165:1445 166:593 167:1651 168:3647 169:682 170:4327 171:806 172:2750 173:2950 174:999 175:1121 176:3322 177:4542 178:3004 179:1920 180:2259 181:2669 182:3115 183:2011 184:2430 185:18917 186:4239 187:3178 188:3438 189:2900 190:8661 191:1299 192:10694 193:8370 194:6838 195:4878 196:2903 197:2124 198:6032 199:5926 200:7358 201:5488 202:10522 203:10083 204:4499 205:3379 206:4059 207:3352 208:4017 209:4735 210:4190 211:2362 212:3768 213:3364 214:1162 215:61 216:6354 217:2611 218:1219 219:670 220:1946 221:977 222:855 223:2050 End of report