This is an automated weekly mailing describing the state of the 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 https://thyme.apnic.net. If you have any comments please contact Philip Smith <pfsinoz@gmail.com>. IPv4 Routing Table Report 04:00 +10GMT Sat 22 Apr, 2023 BGP Table (Global) as seen in Japan. Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 918940 Prefixes after maximum aggregation (per Origin AS): 348842 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 448780 Total ASes present in the Internet Routing Table: 74349 Prefixes per ASN: 12.36 Origin-only ASes present in the Internet Routing Table: 63776 Origin ASes announcing only one prefix: 26197 Transit ASes present in the Internet Routing Table: 10573 Transit-only ASes present in the Internet Routing Table: 439 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 55 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1361 Number of instances of unregistered ASNs: 1361 Number of 32-bit ASNs allocated by the RIRs: 41703 Number of 32-bit ASNs visible in the Routing Table: 34496 Prefixes from 32-bit ASNs in the Routing Table: 170505 Number of bogon 32-bit ASNs visible in the Routing Table: 13 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 857 Number of addresses announced to Internet: 3061027072 Equivalent to 182 /8s, 115 /16s and 145 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 307074 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 242581 Total APNIC prefixes after maximum aggregation: 69276 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 236874 Unique aggregates announced from the APNIC address blocks: 97897 APNIC Region origin ASes present in the Internet Routing Table: 13392 APNIC Prefixes per ASN: 17.69 APNIC Region origin ASes announcing only one prefix: 3937 APNIC Region transit ASes present in the Internet Routing Table: 1801 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8693 Number of APNIC addresses announced to Internet: 773697152 Equivalent to 46 /8s, 29 /16s and 174 /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, 131072-151865 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: 268810 Total ARIN prefixes after maximum aggregation: 122340 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 271345 Unique aggregates announced from the ARIN address blocks: 130919 ARIN Region origin ASes present in the Internet Routing Table: 19084 ARIN Prefixes per ASN: 14.22 ARIN Region origin ASes announcing only one prefix: 6957 ARIN Region transit ASes present in the Internet Routing Table: 1960 Average ARIN Region AS path length visible: 3.7 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4790 Number of ARIN addresses announced to Internet: 1284384768 Equivalent to 76 /8s, 142 /16s and 40 /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: 259272 Total RIPE prefixes after maximum aggregation: 122099 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 255283 Unique aggregates announced from the RIPE address blocks: 157840 RIPE Region origin ASes present in the Internet Routing Table: 28311 RIPE Prefixes per ASN: 9.02 RIPE Region origin ASes announcing only one prefix: 12055 RIPE Region transit ASes present in the Internet Routing Table: 3968 Average RIPE Region AS path length visible: 4.2 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11152 Number of RIPE addresses announced to Internet: 717903232 Equivalent to 42 /8s, 202 /16s and 85 /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: 117706 Total LACNIC prefixes after maximum aggregation: 28516 LACNIC Deaggregation factor: 4.13 Prefixes being announced from the LACNIC address blocks: 116976 Unique aggregates announced from the LACNIC address blocks: 49247 LACNIC Region origin ASes present in the Internet Routing Table: 10982 LACNIC Prefixes per ASN: 10.65 LACNIC Region origin ASes announcing only one prefix: 2638 LACNIC Region transit ASes present in the Internet Routing Table: 2301 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 55 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8773 Number of LACNIC addresses announced to Internet: 176780544 Equivalent to 10 /8s, 137 /16s and 117 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 29210 Total AfriNIC prefixes after maximum aggregation: 5806 AfriNIC Deaggregation factor: 5.03 Prefixes being announced from the AfriNIC address blocks: 37605 Unique aggregates announced from the AfriNIC address blocks: 12289 AfriNIC Region origin ASes present in the Internet Routing Table: 1743 AfriNIC Prefixes per ASN: 21.57 AfriNIC Region origin ASes announcing only one prefix: 610 AfriNIC Region transit ASes present in the Internet Routing Table: 341 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 30 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1088 Number of AfriNIC addresses announced to Internet: 107590144 Equivalent to 6 /8s, 105 /16s and 178 /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 9481 8706 40 CHINAMOBILE-CN China Mobile Communicati 7545 5727 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4859 4192 75 ERX-CERNET-BKB China Education and Rese 7713 3546 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3393 1872 93 VNPT-AS-VN VNPT Corp, VN 7552 3057 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 2938 490 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2551 11252 591 KIXS-AS-KR Korea Telecom, KR 24560 2380 836 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute Complete listing at https://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 8228 10773 2938 AMAZON-02, US 11492 4543 301 602 CABLEONE, US 7155 3969 279 48 VIASAT-SP-BACKBONE, US 22773 3594 3057 284 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3522 1320 64 SHAW, CA 16625 3165 1584 2358 AKAMAI-AS, US 749 3071 53111 2323 DNIC-AS-00749, US 396982 2631 3590 363 GOOGLE-CLOUD-PLATFORM, US 7018 2572 24122 1566 ATT-INTERNET4, US 30036 2510 362 438 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7217 1706 140 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4076 3399 164 AKAMAI-ASN1, NL 8551 3893 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2951 2292 909 ROSTELECOM-AS, RU 9009 2659 250 1390 M247, RO 34984 2276 359 612 TELLCOM-AS, TR 6849 2018 307 18 UKRTELNET, UA 58224 1851 950 543 TCI, IR 13188 1606 100 26 TRIOLAN, UA Complete listing at https://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11234 3361 589 Uninet S.A. de C.V., MX 10620 3502 507 853 Telmex Colombia S.A., CO 13999 2325 357 613 Mega Cable, S.A. de C.V., MX 11830 2260 369 64 Instituto Costarricense de Electricidad 28573 1334 2324 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1299 339 514 Axtel, S.A.B. de C.V., MX 3816 1293 760 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1132 370 22 Telefonica del Peru S.A.A., PE 11664 1098 180 444 Techtel LMDS Comunicaciones Interactiva 26615 1032 2498 45 TIM SA, BR Complete listing at https://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1578 393 19 LINKdotNET-AS, EG 24835 1553 533 30 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1025 67 51 ORANGE-COTE-IVOIRE, CI 36935 875 520 42 Vodafone-, EG 6713 549 1861 34 IAM-AS, MA 15399 535 54 47 WANANCHI-, KE 37342 493 32 1 MOVITEL, MZ 24757 485 73 5 EthioNet-AS, ET Complete listing at https://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11234 3361 589 Uninet S.A. de C.V., MX 9808 9481 8706 40 CHINAMOBILE-CN China Mobile Communicati 16509 8228 10773 2938 AMAZON-02, US 12479 7217 1706 140 UNI2-AS, ES 7545 5727 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4859 4192 75 ERX-CERNET-BKB China Education and Rese 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4543 301 602 CABLEONE, US 20940 4076 3399 164 AKAMAI-ASN1, NL 7155 3969 279 48 VIASAT-SP-BACKBONE, US Complete listing at https://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9481 9441 CHINAMOBILE-CN China Mobile Communications Grou 12479 7217 7077 UNI2-AS, ES 16509 8228 5290 AMAZON-02, US 7545 5727 5036 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4859 4784 ERX-CERNET-BKB China Education and Research Net 39891 4833 4774 ALJAWWALSTC-AS, SA 11492 4543 3941 CABLEONE, US 7155 3969 3921 VIASAT-SP-BACKBONE, US 20940 4076 3912 AKAMAI-ASN1, NL 8551 3893 3856 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo Complete listing at https://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 198802 UNALLOCATED 5.105.41.0/24 207279 MARKAHOST-TELEKOMUNIKASYON-L 198802 UNALLOCATED 5.105.82.0/24 207279 MARKAHOST-TELEKOMUNIKASYON-L 198802 UNALLOCATED 5.105.102.0/24 207279 MARKAHOST-TELEKOMUNIKASYON-L 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 198802 UNALLOCATED 5.105.197.0/24 207279 MARKAHOST-TELEKOMUNIKASYON-L 33492 UNALLOCATED 8.6.184.0/23 33650 COMCAST-33650, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US Complete listing at https://thyme.apnic.net/current/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://thyme.apnic.net/current/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 2516 KDDI KDDI CORPORATION, JP 23.139.232.0/24 Origin: 211619 MAXKO, HR 23.139.232.0/24 Transit: 42864 GIGANET-HU GigaNet Internet Service Prov Complete listing at https://thyme.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 /9:14 /10:39 /11:103 /12:298 /13:578 /14:1196 /15:2050 /16:13461 /17:8245 /18:13834 /19:25155 /20:44224 /21:51231 /22:109545 /23:97693 /24:550516 /25:742 /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 6274 7217 UNI2-AS, ES 8151 5176 11234 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3452 4543 CABLEONE, US 8551 3365 3893 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3331 3522 SHAW, CA 7155 3039 3969 VIASAT-SP-BACKBONE, US 22773 2659 3594 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2167 2510 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2056 3502 Telmex Colombia S.A., CO Complete listing at https://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1806 2:1268 3:175 4:5 5:4498 6:128 7:6 8:1546 9:1 11:172 12:1548 13:385 14:2322 15:299 16:183 17:369 18:415 20:256 21:4 22:188 23:6255 24:2588 25:6 27:2449 29:19 31:2507 32:89 34:12 35:108 36:1923 37:4648 38:4458 39:820 40:151 41:3940 42:1220 43:2348 44:308 45:16552 46:4279 47:363 49:1754 50:1840 51:573 52:1589 54:391 55:859 56:8 57:113 58:1782 59:1153 60:989 61:2457 62:2655 63:1923 64:5684 65:2323 66:4969 67:3004 68:1377 69:4152 70:1249 71:674 72:2981 74:2629 75:1443 76:612 77:2439 78:1865 79:3175 80:2098 81:1737 82:1489 83:1284 84:1533 85:2995 86:762 87:1985 88:1240 89:3642 90:611 91:7719 92:2063 93:2630 94:3596 95:4011 96:1327 97:336 98:1154 99:745 100:73 101:1071 102:2680 103:31273 104:4653 105:484 106:943 107:2527 108:1031 109:4427 110:2084 111:3139 112:2034 113:1608 114:1652 115:2020 116:1925 117:2509 118:2358 119:2015 120:1799 121:1111 122:2631 123:2213 124:1614 125:2516 128:1301 129:1063 130:1015 131:1983 132:813 133:422 134:1898 135:304 136:877 137:949 138:2564 139:1577 140:1238 141:1454 142:1437 143:1504 144:1165 145:347 146:1943 147:1578 148:2350 149:2107 150:879 151:1158 152:1817 153:489 154:4471 155:1434 156:1773 157:1304 158:1056 159:2302 160:2552 161:1531 162:3519 163:1522 164:1624 165:1718 166:1037 167:1729 168:3893 169:944 170:4598 171:869 172:3558 173:2950 174:1072 175:1158 176:3699 177:4563 178:3586 179:2159 180:2572 181:3420 182:3372 183:1968 184:2359 185:20191 186:4711 187:3933 188:4115 189:3564 190:9155 191:1432 192:10934 193:8884 194:7316 195:5159 196:3066 197:2370 198:5949 199:6098 200:7986 201:5852 202:10666 203:10221 204:4597 205:3547 206:4169 207:3440 208:4078 209:4865 210:4435 211:2495 212:4126 213:3577 214:1083 215:59 216:6640 217:2703 218:1294 219:577 220:2019 221:971 222:885 223:2184 End of report