IPv4 R&E Routing Table Report 18:35 GMT Wed 23 Aug, 2023 IPv4 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 943578 Prefixes after maximum aggregation (per Origin AS): 351552 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452032 Number of IPv4 prefixes with a valid ROA: 429750 Number of IPv4 prefixes with an invalid ROA: 1425 Number of IPv4 prefixes with no ROA: 512403 Total ASes present in the Internet Routing Table: 74718 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64419 Origin ASes announcing only one prefix: 25920 Transit ASes present in the Internet Routing Table: 10299 Transit-only ASes present in the Internet Routing Table: 442 Paths with bogon ASNs present in the IPv4 Routing Table: 102 Average AS path length visible in the Internet Routing Table: 7.9 Max AS path length visible: 131 Max AS path prepend of ASN ( 37447) 129 Prefixes from unregistered ASNs in the Routing Table: 1031 Number of instances of unregistered ASNs: 1033 Number of 32-bit ASNs allocated by the RIRs: 42484 Number of 32-bit ASNs visible in the Routing Table: 34985 Prefixes from 32-bit ASNs in the Routing Table: 179275 Number of bogon 32-bit ASNs visible in the Routing Table: 31 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 564 Number of addresses announced to Internet: 3056186624 Equivalent to 182 /8s, 41 /16s and 181 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 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: 318620 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243598 Total APNIC prefixes after maximum aggregation: 69725 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 237271 Unique aggregates announced from the APNIC address blocks: 98548 APNIC Region origin ASes present in the Internet Routing Table: 13557 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 4008 APNIC Region transit ASes present in the Internet Routing Table: 1789 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8910 Number of APNIC addresses announced to Internet: 772860928 Equivalent to 46 /8s, 16 /16s and 236 /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, 131072-153913 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: 276160 Total ARIN prefixes after maximum aggregation: 123862 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278662 Unique aggregates announced from the ARIN address blocks: 130896 ARIN Region origin ASes present in the Internet Routing Table: 19092 ARIN Prefixes per ASN: 14.60 ARIN Region origin ASes announcing only one prefix: 6970 ARIN Region transit ASes present in the Internet Routing Table: 1884 Average ARIN Region AS path length visible: 7.7 Max ARIN Region AS path length visible: 29 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4819 Number of ARIN addresses announced to Internet: 1280093184 Equivalent to 76 /8s, 76 /16s and 172 /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: 264128 Total RIPE prefixes after maximum aggregation: 122773 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260602 Unique aggregates announced from the RIPE address blocks: 159942 RIPE Region origin ASes present in the Internet Routing Table: 28428 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12023 RIPE Region transit ASes present in the Internet Routing Table: 3809 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11311 Number of RIPE addresses announced to Internet: 716469504 Equivalent to 42 /8s, 180 /16s and 117 /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 196608-216475 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: 126212 Total LACNIC prefixes after maximum aggregation: 28537 LACNIC Deaggregation factor: 4.42 Prefixes being announced from the LACNIC address blocks: 125117 Unique aggregates announced from the LACNIC address blocks: 49613 LACNIC Region origin ASes present in the Internet Routing Table: 11017 LACNIC Prefixes per ASN: 11.36 LACNIC Region origin ASes announcing only one prefix: 2347 LACNIC Region transit ASes present in the Internet Routing Table: 2311 Average LACNIC Region AS path length visible: 8.6 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8828 Number of LACNIC addresses announced to Internet: 178574080 Equivalent to 10 /8s, 164 /16s and 211 /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: 32449 Total AfriNIC prefixes after maximum aggregation: 5932 AfriNIC Deaggregation factor: 5.47 Prefixes being announced from the AfriNIC address blocks: 41362 Unique aggregates announced from the AfriNIC address blocks: 12560 AfriNIC Region origin ASes present in the Internet Routing Table: 1774 AfriNIC Prefixes per ASN: 23.32 AfriNIC Region origin ASes announcing only one prefix: 572 AfriNIC Region transit ASes present in the Internet Routing Table: 338 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 131 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1117 Number of AfriNIC addresses announced to Internet: 107720960 Equivalent to 6 /8s, 107 /16s and 177 /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 9520 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5699 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4348 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3728 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3569 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3437 1840 98 VNPT-AS-VN VNPT Corp, VN 9498 3102 498 250 BBIL-AP BHARTI Airtel Ltd., IN 24560 2488 847 403 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2307 11270 588 KIXS-AS-KR Korea Telecom, KR 4755 2151 442 200 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 8805 10927 3226 AMAZON-02, US 11492 4527 300 626 CABLEONE, US 7155 4178 288 100 VIASAT-SP-BACKBONE, US 174 3620 6653 612 COGENT-174, US 22773 3543 3057 315 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3527 1319 66 SHAW, CA 749 3146 54960 2398 DNIC-AS-00749, US 16625 3053 1484 2302 AKAMAI-AS, US 367 2988 3830 1414 DNIC-ASBLK-00306-00371, US 396982 2687 3596 387 GOOGLE-CLOUD-PLATFORM, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7345 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4049 3398 151 AKAMAI-ASN1, NL 8551 3461 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2910 2298 918 ROSTELECOM-AS, RU 9009 2692 249 1395 M247, RO 34984 2330 362 595 TELLCOM-AS, TR 58224 1763 927 548 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1525 102 1190 ASDETUK www.heficed.com, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11633 3358 609 UNINET, MX 10620 3531 506 850 Telmex Colombia S.A., CO 13999 2441 365 642 Mega Cable, S.A. de C.V., MX 11830 1997 369 64 Instituto Costarricense de Electricidad 28573 1316 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 344 509 Axtel, S.A.B. de C.V., MX 3816 1288 757 193 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1113 370 22 Telefonica del Peru S.A.A., PE 11664 1111 181 435 Techtel LMDS Comunicaciones Interactiva 28202 1108 52 9 Rede Brasileira de Comunicacao SA, BR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1594 393 19 LINKdotNET-AS, EG 24835 1503 533 27 RAYA-AS, EG 36992 1356 1518 281 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1051 67 45 ORANGE-COTE-IVOIRE, CI 36935 903 520 35 Vodafone-, EG 37457 817 319 45 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 533 54 44 WANANCHI-, KE 36914 528 82 3 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11633 3358 609 UNINET, MX 9808 9520 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 8805 10927 3226 AMAZON-02, US 12479 7345 1713 145 UNI2-AS, ES 7545 5699 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4527 300 626 CABLEONE, US 18403 4348 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4178 288 100 VIASAT-SP-BACKBONE, US 20940 4049 3398 151 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9520 9480 CHINAMOBILE-CN China Mobile Communications Grou 12479 7345 7200 UNI2-AS, ES 16509 8805 5579 AMAZON-02, US 7545 5699 5013 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4348 4323 FPT-AS-AP FPT Telecom Company, VN 7155 4178 4078 VIASAT-SP-BACKBONE, US 11492 4527 3901 CABLEONE, US 20940 4049 3898 AKAMAI-ASN1, NL 7552 3728 3707 VIETEL-AS-AP Viettel Group, VN Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US Complete listing at https://bgp.nsrc.org/REN/RENU/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://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road, 36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW Complete listing at https://bgp.nsrc.org/REN/RENU/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 /10:38 /11:102 /12:298 /13:577 /14:1205 /15:2128 /16:13586 /17:8337 /18:14053 /19:25253 /20:44361 /21:52337 /22:111209 /23:102597 /24:567467 /25:0 /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 6431 7345 UNI2-AS, ES 8151 5669 11633 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3437 4527 CABLEONE, US 6327 3337 3527 SHAW, CA 7155 3124 4178 VIASAT-SP-BACKBONE, US 8551 2929 3461 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2587 3543 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2156 2498 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2095 3531 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2226 2:1376 3:224 4:5 5:4632 6:138 7:6 8:1541 9:1 11:172 12:1509 13:369 14:2305 15:302 16:197 17:373 18:604 20:287 21:4 22:188 23:6370 24:3029 25:6 27:2624 29:19 31:2552 32:85 34:25 35:117 36:1987 37:4640 38:6210 39:863 40:147 41:4471 42:2089 43:2321 44:325 45:17202 46:4319 47:384 49:1797 50:1884 51:595 52:1597 54:391 55:971 56:8 57:129 58:1862 59:1112 60:996 61:2569 62:2793 63:1933 64:5731 65:2374 66:5040 67:3051 68:1333 69:4122 70:1348 71:665 72:3029 74:2658 75:1597 76:616 77:2555 78:1846 79:2990 80:2146 81:1841 82:1472 83:1297 84:1529 85:3018 86:752 87:2076 88:1228 89:3880 90:619 91:7917 92:2069 93:2621 94:3575 95:4039 96:1297 97:317 98:1099 99:734 100:90 101:1316 102:3252 103:32116 104:4599 105:699 106:881 107:2584 108:1139 109:4293 110:2114 111:3137 112:2073 113:1758 114:1659 115:2060 116:1929 117:2523 118:2696 119:1986 120:1787 121:1102 122:2608 123:2165 124:1569 125:2488 128:1491 129:1113 130:1062 131:2046 132:858 133:420 134:1794 135:349 136:915 137:980 138:2803 139:1561 140:1258 141:1299 142:1488 143:1545 144:1003 145:340 146:1980 147:1624 148:2453 149:2189 150:884 151:1218 152:1989 153:588 154:5000 155:1387 156:1954 157:1331 158:1078 159:2238 160:2670 161:1593 162:3541 163:1613 164:1741 165:1896 166:996 167:1736 168:4029 169:924 170:4790 171:903 172:3659 173:2990 174:993 175:1205 176:3840 177:5403 178:3563 179:2383 180:2432 181:3533 182:3410 183:1980 184:2297 185:20726 186:5051 187:4505 188:4278 189:4037 190:9317 191:1814 192:10919 193:8962 194:7376 195:5270 196:3332 197:2796 198:5995 199:6086 200:8021 201:6152 202:10454 203:10177 204:4563 205:3672 206:4366 207:3474 208:4130 209:4944 210:4280 211:2457 212:4291 213:3622 214:1093 215:59 216:6739 217:2878 218:1283 219:416 220:1793 221:978 222:664 223:2154 End of report