IPv4 R&E Routing Table Report 18:35 GMT Wed 20 Sep, 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: 944985 Prefixes after maximum aggregation (per Origin AS): 352558 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452776 Number of IPv4 prefixes with a valid ROA: 432148 Number of IPv4 prefixes with an invalid ROA: 1539 Number of IPv4 prefixes with no ROA: 511298 Total ASes present in the Internet Routing Table: 74799 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64505 Origin ASes announcing only one prefix: 25908 Transit ASes present in the Internet Routing Table: 10294 Transit-only ASes present in the Internet Routing Table: 454 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: 59 Max AS path prepend of ASN ( 37037) 51 Prefixes from unregistered ASNs in the Routing Table: 1037 Number of instances of unregistered ASNs: 1039 Number of 32-bit ASNs allocated by the RIRs: 42645 Number of 32-bit ASNs visible in the Routing Table: 35096 Prefixes from 32-bit ASNs in the Routing Table: 180422 Number of bogon 32-bit ASNs visible in the Routing Table: 41 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 561 Number of addresses announced to Internet: 3054188800 Equivalent to 182 /8s, 11 /16s and 57 /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: 318568 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243737 Total APNIC prefixes after maximum aggregation: 70117 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 237347 Unique aggregates announced from the APNIC address blocks: 98603 APNIC Region origin ASes present in the Internet Routing Table: 13605 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 4037 APNIC Region transit ASes present in the Internet Routing Table: 1799 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8968 Number of APNIC addresses announced to Internet: 772298496 Equivalent to 46 /8s, 8 /16s and 87 /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: 277058 Total ARIN prefixes after maximum aggregation: 123909 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 280210 Unique aggregates announced from the ARIN address blocks: 131712 ARIN Region origin ASes present in the Internet Routing Table: 19091 ARIN Prefixes per ASN: 14.68 ARIN Region origin ASes announcing only one prefix: 6943 ARIN Region transit ASes present in the Internet Routing Table: 1882 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: 4823 Number of ARIN addresses announced to Internet: 1278789888 Equivalent to 76 /8s, 56 /16s and 201 /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: 264463 Total RIPE prefixes after maximum aggregation: 123350 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 260080 Unique aggregates announced from the RIPE address blocks: 160163 RIPE Region origin ASes present in the Internet Routing Table: 28421 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12025 RIPE Region transit ASes present in the Internet Routing Table: 3804 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11334 Number of RIPE addresses announced to Internet: 716916992 Equivalent to 42 /8s, 187 /16s and 73 /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: 126680 Total LACNIC prefixes after maximum aggregation: 28506 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125503 Unique aggregates announced from the LACNIC address blocks: 49244 LACNIC Region origin ASes present in the Internet Routing Table: 11033 LACNIC Prefixes per ASN: 11.38 LACNIC Region origin ASes announcing only one prefix: 2320 LACNIC Region transit ASes present in the Internet Routing Table: 2315 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: 8843 Number of LACNIC addresses announced to Internet: 178432768 Equivalent to 10 /8s, 162 /16s and 171 /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: 32010 Total AfriNIC prefixes after maximum aggregation: 5949 AfriNIC Deaggregation factor: 5.38 Prefixes being announced from the AfriNIC address blocks: 41284 Unique aggregates announced from the AfriNIC address blocks: 12586 AfriNIC Region origin ASes present in the Internet Routing Table: 1786 AfriNIC Prefixes per ASN: 23.12 AfriNIC Region origin ASes announcing only one prefix: 583 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 7.4 Max AfriNIC Region AS path length visible: 56 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1128 Number of AfriNIC addresses announced to Internet: 107309056 Equivalent to 6 /8s, 101 /16s and 104 /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 9482 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5726 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4271 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3735 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3569 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3406 1824 97 VNPT-AS-VN VNPT Corp, VN 9498 3150 498 251 BBIL-AP BHARTI Airtel Ltd., IN 24560 2514 849 389 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2288 11269 604 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 9078 10994 3253 AMAZON-02, US 11492 4529 300 669 CABLEONE, US 7155 4180 289 101 VIASAT-SP-BACKBONE, US 174 3911 6655 610 COGENT-174, US 22773 3542 3055 303 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3536 1319 66 SHAW, CA 749 3151 54959 2403 DNIC-AS-00749, US 16625 2986 1425 2273 AKAMAI-AS, US 367 2975 3812 1405 DNIC-ASBLK-00306-00371, US 396982 2698 3597 392 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 7400 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4021 3398 151 AKAMAI-ASN1, NL 8551 3450 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2908 2298 917 ROSTELECOM-AS, RU 9009 2734 254 1396 M247, RO 34984 2334 362 592 TELLCOM-AS, TR 58224 1747 928 513 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1480 1852 16 TE-AS TE-AS, EG 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 11836 3368 600 UNINET, MX 10620 3542 506 851 Telmex Colombia S.A., CO 13999 2400 334 622 Mega Cable, S.A. de C.V., MX 11830 2002 369 64 Instituto Costarricense de Electricidad 28573 1325 2324 232 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 344 509 Axtel, S.A.B. de C.V., MX 3816 1295 764 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1119 182 427 Techtel LMDS Comunicaciones Interactiva 6147 1112 369 22 Telefonica del Peru S.A.A., PE 28202 1090 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 1612 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1360 1518 280 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1046 67 45 ORANGE-COTE-IVOIRE, CI 36935 937 521 44 Vodafone-, EG 37457 807 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 535 54 46 WANANCHI-, KE 36914 513 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 11836 3368 600 UNINET, MX 9808 9482 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9078 10994 3253 AMAZON-02, US 12479 7400 1713 145 UNI2-AS, ES 7545 5726 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4529 300 669 CABLEONE, US 18403 4271 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4180 289 101 VIASAT-SP-BACKBONE, US 20940 4021 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 9482 9441 CHINAMOBILE-CN China Mobile Communications Grou 12479 7400 7255 UNI2-AS, ES 16509 9078 5825 AMAZON-02, US 7545 5726 5036 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4271 4246 FPT-AS-AP FPT Telecom Company, VN 7155 4180 4079 VIASAT-SP-BACKBONE, US 20940 4021 3870 AKAMAI-ASN1, NL 11492 4529 3860 CABLEONE, US 7552 3735 3715 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 23.162.24.0/24 Origin: 7018 ATT-INTERNET4, US 23.162.24.0/24 Transit: 6939 HURRICANE, US 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 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 /11:101 /12:297 /13:576 /14:1206 /15:2123 /16:13557 /17:8318 /18:14024 /19:25239 /20:44183 /21:52204 /22:111387 /23:102750 /24:568952 /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 6486 7400 UNI2-AS, ES 8151 5864 11836 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3441 4529 CABLEONE, US 6327 3346 3536 SHAW, CA 7155 3126 4180 VIASAT-SP-BACKBONE, US 8551 2923 3450 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2591 3542 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2148 2490 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2105 3542 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) ---------------------------------------------- 1:2205 2:1413 3:264 4:5 5:4587 6:135 7:6 8:1528 9:1 11:172 12:1512 13:371 14:2319 15:303 16:197 17:369 18:646 20:293 21:4 22:188 23:6355 24:2903 25:2 27:2653 29:19 31:2555 32:81 34:26 35:116 36:1995 37:4543 38:6419 39:872 40:146 41:4435 42:2062 43:2317 44:321 45:17230 46:4344 47:370 49:1824 50:1908 51:597 52:1597 54:392 55:963 56:5 57:131 58:1871 59:1118 60:1002 61:2599 62:2793 63:1923 64:5831 65:2371 66:5048 67:3067 68:1350 69:4177 70:1357 71:672 72:3014 74:2630 75:1595 76:619 77:2418 78:1839 79:2986 80:2115 81:1869 82:1508 83:1308 84:1548 85:3099 86:765 87:2103 88:1216 89:3902 90:623 91:7928 92:2065 93:2629 94:3560 95:4038 96:1293 97:314 98:1099 99:735 100:90 101:1318 102:3193 103:32181 104:4647 105:729 106:892 107:2683 108:1137 109:4258 110:2128 111:3145 112:2058 113:1757 114:1680 115:2068 116:1907 117:2520 118:2693 119:1963 120:1777 121:1138 122:2618 123:2174 124:1578 125:2509 128:1492 129:930 130:1074 131:2073 132:877 133:408 134:1790 135:349 136:977 137:986 138:2803 139:1579 140:1182 141:1321 142:1516 143:1592 144:1008 145:351 146:1967 147:1598 148:2481 149:2315 150:889 151:1230 152:1992 153:594 154:5341 155:1397 156:1967 157:1352 158:1086 159:2250 160:2681 161:1594 162:3557 163:1627 164:1746 165:1901 166:1075 167:1753 168:3927 169:904 170:4894 171:923 172:3748 173:2992 174:987 175:1205 176:3829 177:5306 178:3558 179:2423 180:2473 181:3559 182:3326 183:1976 184:2286 185:20800 186:4985 187:4588 188:4273 189:4136 190:9298 191:1826 192:10967 193:8999 194:7363 195:5305 196:3269 197:2723 198:5975 199:6130 200:8113 201:6148 202:10410 203:10140 204:4580 205:3701 206:4408 207:3491 208:4178 209:4956 210:4297 211:2453 212:4306 213:3441 214:1114 215:57 216:6783 217:2870 218:1285 219:410 220:1793 221:984 222:665 223:2178 End of report