IPv4 R&E Routing Table Report 18:35 GMT Sun 29 Oct, 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: 949223 Prefixes after maximum aggregation (per Origin AS): 354744 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 454064 Number of IPv4 prefixes with a valid ROA: 436693 Number of IPv4 prefixes with an invalid ROA: 1566 Number of IPv4 prefixes with no ROA: 510964 Total ASes present in the Internet Routing Table: 74954 Prefixes per ASN: 12.66 Origin-only ASes present in the Internet Routing Table: 64563 Origin ASes announcing only one prefix: 26022 Transit ASes present in the Internet Routing Table: 10391 Transit-only ASes present in the Internet Routing Table: 454 Paths with bogon ASNs present in the IPv4 Routing Table: 90 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 59 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1058 Number of instances of unregistered ASNs: 1060 Number of 32-bit ASNs allocated by the RIRs: 42954 Number of 32-bit ASNs visible in the Routing Table: 35273 Prefixes from 32-bit ASNs in the Routing Table: 181642 Number of bogon 32-bit ASNs visible in the Routing Table: 24 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 525 Number of addresses announced to Internet: 3052091392 Equivalent to 181 /8s, 235 /16s and 56 /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: 319416 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 245318 Total APNIC prefixes after maximum aggregation: 70650 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 238588 Unique aggregates announced from the APNIC address blocks: 98988 APNIC Region origin ASes present in the Internet Routing Table: 13664 APNIC Prefixes per ASN: 17.46 APNIC Region origin ASes announcing only one prefix: 4097 APNIC Region transit ASes present in the Internet Routing Table: 1814 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: 9028 Number of APNIC addresses announced to Internet: 771663872 Equivalent to 45 /8s, 254 /16s and 168 /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: 277477 Total ARIN prefixes after maximum aggregation: 124281 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 282033 Unique aggregates announced from the ARIN address blocks: 132466 ARIN Region origin ASes present in the Internet Routing Table: 19093 ARIN Prefixes per ASN: 14.77 ARIN Region origin ASes announcing only one prefix: 6970 ARIN Region transit ASes present in the Internet Routing Table: 1891 Average ARIN Region AS path length visible: 7.6 Max ARIN Region AS path length visible: 29 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4828 Number of ARIN addresses announced to Internet: 1277400576 Equivalent to 76 /8s, 35 /16s and 150 /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: 265343 Total RIPE prefixes after maximum aggregation: 124520 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 259888 Unique aggregates announced from the RIPE address blocks: 160415 RIPE Region origin ASes present in the Internet Routing Table: 28486 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12070 RIPE Region transit ASes present in the Internet Routing Table: 3838 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11403 Number of RIPE addresses announced to Internet: 716587520 Equivalent to 42 /8s, 182 /16s and 66 /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: 127399 Total LACNIC prefixes after maximum aggregation: 28547 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 126188 Unique aggregates announced from the LACNIC address blocks: 49298 LACNIC Region origin ASes present in the Internet Routing Table: 11050 LACNIC Prefixes per ASN: 11.42 LACNIC Region origin ASes announcing only one prefix: 2295 LACNIC Region transit ASes present in the Internet Routing Table: 2337 Average LACNIC Region AS path length visible: 8.5 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8874 Number of LACNIC addresses announced to Internet: 178424064 Equivalent to 10 /8s, 162 /16s and 137 /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: 32628 Total AfriNIC prefixes after maximum aggregation: 6006 AfriNIC Deaggregation factor: 5.43 Prefixes being announced from the AfriNIC address blocks: 42001 Unique aggregates announced from the AfriNIC address blocks: 12463 AfriNIC Region origin ASes present in the Internet Routing Table: 1799 AfriNIC Prefixes per ASN: 23.35 AfriNIC Region origin ASes announcing only one prefix: 590 AfriNIC Region transit ASes present in the Internet Routing Table: 343 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1140 Number of AfriNIC addresses announced to Internet: 107590912 Equivalent to 6 /8s, 105 /16s and 181 /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 9478 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5716 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4247 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3802 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3574 1047 70 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3326 1840 99 VNPT-AS-VN VNPT Corp, VN 9498 3232 491 241 BBIL-AP BHARTI Airtel Ltd., IN 24560 2558 850 376 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2286 11269 604 KIXS-AS-KR Korea Telecom, KR 4755 2185 442 199 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 9162 11022 3306 AMAZON-02, US 11492 4539 301 674 CABLEONE, US 7155 4172 288 99 VIASAT-SP-BACKBONE, US 174 3897 6659 629 COGENT-174, US 6327 3555 1320 67 SHAW, CA 22773 3526 3056 306 ASN-CXA-ALL-CCI-22773-RDC, US 749 3161 54958 2413 DNIC-AS-00749, US 367 3055 3845 1424 DNIC-ASBLK-00306-00371, US 16625 3027 1396 2303 AKAMAI-AS, US 396982 2706 3598 397 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 7417 1713 145 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4090 3397 146 AKAMAI-ASN1, NL 8551 3445 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3236 285 1604 M247, RO 12389 2893 2297 915 ROSTELECOM-AS, RU 34984 2323 361 591 TELLCOM-AS, TR 58224 1661 913 568 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1522 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 11926 3371 616 UNINET, MX 10620 3540 504 856 Telmex Colombia S.A., CO 13999 2425 336 634 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad 28573 1331 2322 236 Claro NXT Telecomunicacoes Ltda, BR 3816 1299 770 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1242 341 503 Axtel, S.A.B. de C.V., MX 6147 1109 369 22 Telefonica del Peru S.A.A., PE 28202 1099 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1058 168 430 Techtel LMDS Comunicaciones Interactiva 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 1604 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1358 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1048 67 46 ORANGE-COTE-IVOIRE, CI 36935 938 521 44 Vodafone-, EG 37457 816 319 45 Telkom-Internet, ZA 6713 552 1861 34 IAM-AS, MA 15399 536 55 48 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 11926 3371 616 UNINET, MX 9808 9478 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 9162 11022 3306 AMAZON-02, US 12479 7417 1713 145 UNI2-AS, ES 7545 5716 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4539 301 674 CABLEONE, US 18403 4247 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4172 288 99 VIASAT-SP-BACKBONE, US 20940 4090 3397 146 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 9478 9438 CHINAMOBILE-CN China Mobile Communications Grou 12479 7417 7272 UNI2-AS, ES 16509 9162 5856 AMAZON-02, US 7545 5716 5021 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4247 4222 FPT-AS-AP FPT Telecom Company, VN 7155 4172 4073 VIASAT-SP-BACKBONE, US 20940 4090 3944 AKAMAI-ASN1, NL 11492 4539 3865 CABLEONE, US 7552 3802 3782 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 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 /11:100 /12:299 /13:580 /14:1204 /15:2120 /16:13562 /17:8379 /18:14023 /19:25185 /20:44142 /21:52250 /22:111533 /23:103162 /24:572617 /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 6505 7417 UNI2-AS, ES 8151 5955 11926 UNINET, MX 11492 3452 4539 CABLEONE, US 6327 3364 3555 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3118 4172 VIASAT-SP-BACKBONE, US 8551 2922 3445 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2579 3526 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2149 2494 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2114 3540 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) ---------------------------------------------- 1:2212 2:1439 3:269 4:7 5:4474 6:159 7:6 8:1528 9:1 11:172 12:1508 13:356 14:2310 15:306 16:203 17:366 18:668 20:326 21:4 22:188 23:6505 24:2931 25:2 27:2652 29:19 31:2588 32:78 34:27 35:118 36:2012 37:4484 38:6552 39:867 40:150 41:4490 42:2060 43:2316 44:329 45:17434 46:4397 47:371 49:1859 50:1892 51:576 52:1589 54:395 55:960 56:5 57:137 58:1874 59:1115 60:1009 61:2615 62:2744 63:1914 64:5684 65:2375 66:5104 67:3084 68:1353 69:4164 70:1350 71:636 72:3014 74:2658 75:1601 76:636 77:2448 78:1839 79:3012 80:2136 81:1864 82:1540 83:1322 84:1544 85:3044 86:761 87:2040 88:1248 89:3975 90:626 91:7994 92:2078 93:2636 94:3626 95:4016 96:1305 97:315 98:1101 99:733 100:91 101:1385 102:3261 103:32383 104:4810 105:732 106:981 107:2793 108:1152 109:4280 110:2132 111:3131 112:2064 113:1760 114:1703 115:2069 116:1954 117:2513 118:2704 119:1974 120:1765 121:1182 122:2636 123:2196 124:1572 125:2586 128:1472 129:991 130:1073 131:2070 132:875 133:408 134:1774 135:343 136:915 137:990 138:2856 139:1575 140:1323 141:1332 142:1550 143:1568 144:1003 145:347 146:1980 147:1624 148:2471 149:2422 150:895 151:1242 152:1978 153:606 154:5502 155:1411 156:2062 157:1367 158:1061 159:2202 160:2689 161:1600 162:3520 163:1642 164:1752 165:1901 166:1063 167:1763 168:4028 169:814 170:4863 171:959 172:3884 173:3029 174:986 175:1209 176:3686 177:5453 178:3553 179:2395 180:2507 181:3615 182:3388 183:1969 184:2271 185:20861 186:5053 187:4565 188:4174 189:4216 190:9423 191:1859 192:11004 193:9003 194:7378 195:5315 196:3373 197:2823 198:6000 199:6398 200:8216 201:6302 202:10473 203:10173 204:4579 205:3710 206:4439 207:3489 208:4148 209:4932 210:4308 211:2461 212:4295 213:3431 214:1115 215:71 216:6802 217:2862 218:1292 219:409 220:1796 221:989 222:668 223:2146 End of report