IPv4 R&E Routing Table Report 18:35 GMT Wed 22 Nov, 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: 950523 Prefixes after maximum aggregation (per Origin AS): 355618 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 454195 Number of IPv4 prefixes with a valid ROA: 439468 Number of IPv4 prefixes with an invalid ROA: 1868 Number of IPv4 prefixes with no ROA: 509187 Total ASes present in the Internet Routing Table: 75045 Prefixes per ASN: 12.67 Origin-only ASes present in the Internet Routing Table: 64643 Origin ASes announcing only one prefix: 26030 Transit ASes present in the Internet Routing Table: 10402 Transit-only ASes present in the Internet Routing Table: 471 Paths with bogon ASNs present in the IPv4 Routing Table: 94 Average AS path length visible in the Internet Routing Table: 7.9 Max AS path length visible: 59 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1056 Number of instances of unregistered ASNs: 1059 Number of 32-bit ASNs allocated by the RIRs: 43089 Number of 32-bit ASNs visible in the Routing Table: 35410 Prefixes from 32-bit ASNs in the Routing Table: 182831 Number of bogon 32-bit ASNs visible in the Routing Table: 35 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 524 Number of addresses announced to Internet: 3049314560 Equivalent to 181 /8s, 192 /16s and 217 /24s Percentage of available address space announced: 82.4 Percentage of allocated address space announced: 82.4 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: 319561 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 245782 Total APNIC prefixes after maximum aggregation: 71024 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 239063 Unique aggregates announced from the APNIC address blocks: 99007 APNIC Region origin ASes present in the Internet Routing Table: 13735 APNIC Prefixes per ASN: 17.41 APNIC Region origin ASes announcing only one prefix: 4123 APNIC Region transit ASes present in the Internet Routing Table: 1835 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 36 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9098 Number of APNIC addresses announced to Internet: 771193088 Equivalent to 45 /8s, 247 /16s and 121 /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: 277169 Total ARIN prefixes after maximum aggregation: 124183 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 282116 Unique aggregates announced from the ARIN address blocks: 132265 ARIN Region origin ASes present in the Internet Routing Table: 19062 ARIN Prefixes per ASN: 14.80 ARIN Region origin ASes announcing only one prefix: 6944 ARIN Region transit ASes present in the Internet Routing Table: 1890 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: 4824 Number of ARIN addresses announced to Internet: 1276663296 Equivalent to 76 /8s, 24 /16s and 86 /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: 265980 Total RIPE prefixes after maximum aggregation: 124886 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 260124 Unique aggregates announced from the RIPE address blocks: 160608 RIPE Region origin ASes present in the Internet Routing Table: 28507 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12071 RIPE Region transit ASes present in the Internet Routing Table: 3828 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 39 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11455 Number of RIPE addresses announced to Internet: 715137024 Equivalent to 42 /8s, 160 /16s and 32 /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: 128144 Total LACNIC prefixes after maximum aggregation: 28740 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 126811 Unique aggregates announced from the LACNIC address blocks: 49263 LACNIC Region origin ASes present in the Internet Routing Table: 11053 LACNIC Prefixes per ASN: 11.47 LACNIC Region origin ASes announcing only one prefix: 2295 LACNIC Region transit ASes present in the Internet Routing Table: 2342 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: 8887 Number of LACNIC addresses announced to Internet: 178465536 Equivalent to 10 /8s, 163 /16s and 43 /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: 32392 Total AfriNIC prefixes after maximum aggregation: 6067 AfriNIC Deaggregation factor: 5.34 Prefixes being announced from the AfriNIC address blocks: 41885 Unique aggregates announced from the AfriNIC address blocks: 12614 AfriNIC Region origin ASes present in the Internet Routing Table: 1805 AfriNIC Prefixes per ASN: 23.20 AfriNIC Region origin ASes announcing only one prefix: 597 AfriNIC Region transit ASes present in the Internet Routing Table: 342 Average AfriNIC Region AS path length visible: 6.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1146 Number of AfriNIC addresses announced to Internet: 107425792 Equivalent to 6 /8s, 103 /16s and 48 /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 9724 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5682 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4341 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3832 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3569 1047 70 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3269 494 248 BBIL-AP BHARTI Airtel Ltd., IN 45899 3262 1872 98 VNPT-AS-VN VNPT Corp, VN 24560 2598 852 374 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2274 11268 600 KIXS-AS-KR Korea Telecom, KR 4755 2185 442 196 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 9342 11144 3283 AMAZON-02, US 11492 4557 302 676 CABLEONE, US 7155 4175 288 98 VIASAT-SP-BACKBONE, US 174 3928 6655 635 COGENT-174, US 6327 3555 1320 68 SHAW, CA 22773 3511 3055 302 ASN-CXA-ALL-CCI-22773-RDC, US 749 3159 54932 2411 DNIC-AS-00749, US 16625 3116 1386 2294 AKAMAI-AS, US 367 3027 3870 1426 DNIC-ASBLK-00306-00371, US 396982 2722 3631 374 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 7466 1713 145 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4011 3397 140 AKAMAI-ASN1, NL 8551 3434 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3426 297 1598 M247, RO 12389 2908 2298 920 ROSTELECOM-AS, RU 34984 2320 361 588 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1601 895 607 TCI, IR 8452 1527 1852 14 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 12084 3376 610 UNINET, MX 10620 3527 499 871 Telmex Colombia S.A., CO 13999 2458 337 644 Mega Cable, S.A. de C.V., MX 11830 2008 369 64 Instituto Costarricense de Electricidad 28573 1330 2321 242 Claro NXT Telecomunicacoes Ltda, BR 3816 1302 781 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1250 342 505 Axtel, S.A.B. de C.V., MX 6147 1101 369 22 Telefonica del Peru S.A.A., PE 11664 1081 173 436 Techtel LMDS Comunicaciones Interactiva 28202 1065 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 1602 389 16 LINKdotNET-AS, EG 24835 1548 545 28 RAYA-AS, EG 36992 1358 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1044 67 53 ORANGE-COTE-IVOIRE, CI 36935 935 521 43 Vodafone-, EG 37457 559 319 45 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 540 55 49 WANANCHI-, KE 36914 532 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 12084 3376 610 UNINET, MX 9808 9724 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9342 11144 3283 AMAZON-02, US 12479 7466 1713 145 UNI2-AS, ES 7545 5682 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4557 302 676 CABLEONE, US 18403 4341 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4175 288 98 VIASAT-SP-BACKBONE, US 20940 4011 3397 140 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 9724 9683 CHINAMOBILE-CN China Mobile Communications Grou 12479 7466 7321 UNI2-AS, ES 16509 9342 6059 AMAZON-02, US 7545 5682 4987 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4341 4316 FPT-AS-AP FPT Telecom Company, VN 7155 4175 4077 VIASAT-SP-BACKBONE, US 11492 4557 3881 CABLEONE, US 20940 4011 3871 AKAMAI-ASN1, NL 7552 3832 3812 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 65536 DOCUMENT 5.102.30.0/24 198471 LINKEM-AS, IT 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 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 3356 LEVEL3, 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 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, 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 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 /10:37 /11:99 /12:298 /13:580 /14:1204 /15:2120 /16:13531 /17:8351 /18:14007 /19:25177 /20:44101 /21:52256 /22:111716 /23:103139 /24:573877 /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 6561 7466 UNI2-AS, ES 8151 6093 12084 UNINET, MX 11492 3470 4557 CABLEONE, US 6327 3363 3555 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3122 4175 VIASAT-SP-BACKBONE, US 8551 2911 3434 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2564 3511 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2137 2482 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2120 3527 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) ---------------------------------------------- 1:2228 2:1425 3:276 4:7 5:4488 6:162 7:6 8:1531 9:1 11:172 12:1494 13:375 14:2323 15:304 16:206 17:362 18:679 20:337 21:4 22:188 23:6505 24:2965 25:2 27:2654 29:19 31:2603 32:64 34:33 35:118 36:2023 37:4474 38:6727 39:879 40:149 41:4337 42:2075 43:2331 44:333 45:17389 46:4420 47:373 49:1861 50:1899 51:577 52:1593 54:393 55:877 56:5 57:137 58:1901 59:1115 60:1008 61:2639 62:2824 63:1912 64:5645 65:2375 66:5118 67:3099 68:1361 69:4151 70:1354 71:614 72:2996 74:2657 75:1594 76:625 77:2460 78:1841 79:3024 80:2139 81:1871 82:1528 83:1329 84:1608 85:3002 86:783 87:2052 88:1286 89:3974 90:630 91:7995 92:2145 93:2651 94:3612 95:4021 96:1298 97:316 98:1085 99:738 100:96 101:1411 102:3310 103:32502 104:4803 105:733 106:973 107:2765 108:1146 109:4240 110:2128 111:3134 112:2076 113:1695 114:1725 115:2077 116:1964 117:2548 118:2742 119:1968 120:1767 121:1218 122:2643 123:2208 124:1579 125:2627 128:1519 129:984 130:1084 131:2087 132:884 133:407 134:1721 135:340 136:926 137:1046 138:2854 139:1563 140:1333 141:1354 142:1553 143:1579 144:1002 145:341 146:1989 147:1638 148:2474 149:2353 150:1028 151:1253 152:1977 153:595 154:5540 155:1388 156:2161 157:1362 158:1056 159:2211 160:2676 161:1608 162:3581 163:1644 164:1705 165:1912 166:1068 167:1774 168:4009 169:813 170:4918 171:974 172:3769 173:3025 174:956 175:1220 176:3686 177:5537 178:3547 179:2413 180:2277 181:3642 182:3383 183:1998 184:2273 185:20779 186:5103 187:4652 188:4192 189:4294 190:9420 191:1909 192:11042 193:9009 194:7377 195:5301 196:3371 197:2701 198:5997 199:6547 200:8340 201:6340 202:10489 203:10187 204:4586 205:3709 206:4440 207:3489 208:4130 209:4927 210:4327 211:2453 212:4305 213:3418 214:1116 215:69 216:6762 217:2858 218:1311 219:413 220:1792 221:1006 222:685 223:2184 End of report