This is an automated weekly mailing describing the state of the IPv4 Research & Education Routing Table received by NSRC's collector from RENU's network. Daily listings are sent to ren-bgp-stats-all@lists.nsrc.org. For historical data, please see https://bgp.nsrc.org. If you have any comments please contact Philip Smith . IPv4 R&E Routing Table Report 18:35 GMT Sat 06 Jul, 2024 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: 967797 Prefixes after maximum aggregation (per Origin AS): 362535 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 465207 Number of IPv4 prefixes with a valid ROA: 496278 Number of IPv4 prefixes with an invalid ROA: 808 Number of IPv4 prefixes with no ROA: 470710 Total ASes present in the Internet Routing Table: 75895 Prefixes per ASN: 12.75 Origin-only ASes present in the Internet Routing Table: 65074 Origin ASes announcing only one prefix: 26326 Transit ASes present in the Internet Routing Table: 10821 Transit-only ASes present in the Internet Routing Table: 528 Paths with bogon ASNs present in the IPv4 Routing Table: 121 Average AS path length visible in the Internet Routing Table: 5.3 Max AS path length visible: 88 Max AS path prepend of ASN ( 37447) 86 Prefixes from unregistered ASNs in the Routing Table: 1056 Number of instances of unregistered ASNs: 1058 Number of 32-bit ASNs allocated by the RIRs: 44965 Number of 32-bit ASNs visible in the Routing Table: 36689 Prefixes from 32-bit ASNs in the Routing Table: 193403 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: 572 Number of addresses announced to Internet: 3025490432 Equivalent to 180 /8s, 85 /16s and 82 /24s Percentage of available address space announced: 81.7 Percentage of allocated address space announced: 81.7 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: 321348 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 251568 Total APNIC prefixes after maximum aggregation: 73557 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 243351 Unique aggregates announced from the APNIC address blocks: 101216 APNIC Region origin ASes present in the Internet Routing Table: 14154 APNIC Prefixes per ASN: 17.19 APNIC Region origin ASes announcing only one prefix: 4283 APNIC Region transit ASes present in the Internet Routing Table: 1905 Average APNIC Region AS path length visible: 5.6 Max APNIC Region AS path length visible: 55 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9608 Number of APNIC addresses announced to Internet: 761782272 Equivalent to 45 /8s, 103 /16s and 224 /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: 281244 Total ARIN prefixes after maximum aggregation: 125226 ARIN Deaggregation factor: 2.25 Prefixes being announced from the ARIN address blocks: 286194 Unique aggregates announced from the ARIN address blocks: 134730 ARIN Region origin ASes present in the Internet Routing Table: 19131 ARIN Prefixes per ASN: 14.96 ARIN Region origin ASes announcing only one prefix: 6977 ARIN Region transit ASes present in the Internet Routing Table: 1957 Average ARIN Region AS path length visible: 5.0 Max ARIN Region AS path length visible: 29 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4931 Number of ARIN addresses announced to Internet: 1266713344 Equivalent to 75 /8s, 128 /16s and 131 /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, 393216-402332 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: 270147 Total RIPE prefixes after maximum aggregation: 127684 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 264706 Unique aggregates announced from the RIPE address blocks: 165436 RIPE Region origin ASes present in the Internet Routing Table: 28710 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 12124 RIPE Region transit ASes present in the Internet Routing Table: 3940 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 42 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11913 Number of RIPE addresses announced to Internet: 713647360 Equivalent to 42 /8s, 137 /16s and 101 /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: 129371 Total LACNIC prefixes after maximum aggregation: 29109 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 127217 Unique aggregates announced from the LACNIC address blocks: 49765 LACNIC Region origin ASes present in the Internet Routing Table: 11122 LACNIC Prefixes per ASN: 11.44 LACNIC Region origin ASes announcing only one prefix: 2328 LACNIC Region transit ASes present in the Internet Routing Table: 2477 Average LACNIC Region AS path length visible: 5.8 Max LACNIC Region AS path length visible: 61 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9013 Number of LACNIC addresses announced to Internet: 177195776 Equivalent to 10 /8s, 143 /16s and 203 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 34411 Total AfriNIC prefixes after maximum aggregation: 6274 AfriNIC Deaggregation factor: 5.48 Prefixes being announced from the AfriNIC address blocks: 45757 Unique aggregates announced from the AfriNIC address blocks: 13611 AfriNIC Region origin ASes present in the Internet Routing Table: 1853 AfriNIC Prefixes per ASN: 24.69 AfriNIC Region origin ASes announcing only one prefix: 614 AfriNIC Region transit ASes present in the Internet Routing Table: 366 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 88 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1224 Number of AfriNIC addresses announced to Internet: 105785344 Equivalent to 6 /8s, 78 /16s and 40 /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 9937 8918 124 CHINAMOBILE-CN China Mobile Communicati 7545 5653 777 672 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4221 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3961 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3789 511 266 BBIL-AP BHARTI Airtel Ltd., IN 7713 3645 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3263 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2823 862 399 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2181 419 205 TATACOMM-AS TATA Communications formerl 45090 2156 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 10103 11532 3629 AMAZON-02, US 174 5583 8790 883 COGENT-174, US 11492 4641 308 547 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 6327 3594 1320 78 SHAW, CA 22773 3424 3035 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3255 54899 2507 DNIC-AS-00749, US 16625 3096 1339 2212 AKAMAI-AS, US 7018 2916 23670 1831 ATT-INTERNET4, US 396982 2767 3611 415 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 7717 1708 145 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3876 3396 131 AKAMAI-ASN1, NL 9009 3598 306 1819 M247, RO 12389 2870 2292 860 ROSTELECOM-AS, RU 34984 2346 361 578 TELLCOM-AS, TR 8551 1768 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 212238 1707 123 1239 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1572 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 11868 3313 508 UNINET, MX 10620 3519 492 935 Telmex Colombia S.A., CO 13999 2551 356 685 Mega Cable, S.A. de C.V., MX 11830 2003 369 64 Instituto Costarricense de Electricidad 28573 1343 2311 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1323 781 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1128 314 478 Axtel, S.A.B. de C.V., MX 28202 1119 52 9 Rede Brasileira de Comunicacao SA, BR 6147 1091 369 22 Telefonica del Peru S.A.A., PE 26615 1081 2503 53 TIM 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 1622 389 16 LINKdotNET-AS, EG 24835 1570 593 29 RAYA-AS, EG 36992 1381 1520 283 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1239 79 75 ORANGE-COTE-IVOIRE, CI 36935 940 521 43 Vodafone-, EG 37457 565 310 36 Telkom-Internet, ZA 6713 555 1861 35 IAM-AS, MA 36914 553 82 3 KENET-AS, KE 37054 534 115 8 Telecom-Malagasy, MG 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 11868 3313 508 UNINET, MX 16509 10103 11532 3629 AMAZON-02, US 9808 9937 8918 124 CHINAMOBILE-CN China Mobile Communicati 12479 7717 1708 145 UNI2-AS, ES 7545 5653 777 672 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5583 8790 883 COGENT-174, US 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4641 308 547 CABLEONE, US 18403 4221 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4166 287 88 VIASAT-SP-BACKBONE, US 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 9937 9813 CHINAMOBILE-CN China Mobile Communications Grou 12479 7717 7572 UNI2-AS, ES 16509 10103 6474 AMAZON-02, US 7545 5653 4981 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5583 4700 COGENT-174, US 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4221 4198 FPT-AS-AP FPT Telecom Company, VN 11492 4641 4094 CABLEONE, US 7155 4166 4078 VIASAT-SP-BACKBONE, US 7552 3961 3940 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 46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, 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 14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US 14.192.20.0/22 Transit: 6939 HURRICANE, US 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 23.170.224.0/24 Origin: 30168 RESERVED, ZZ 23.170.224.0/24 Transit: 397095 SETSONLLC, 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 /10:37 /11:92 /12:295 /13:575 /14:1188 /15:2108 /16:13325 /17:8290 /18:13901 /19:24697 /20:43831 /21:52165 /22:112299 /23:103486 /24:591478 /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 6801 7717 UNI2-AS, ES 8151 5938 11868 UNINET, MX 11492 3548 4641 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3391 3594 SHAW, CA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2561 3424 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2153 2493 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2148 3519 Telmex Colombia S.A., CO 16509 2123 10103 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2312 2:1519 3:366 4:6 5:4670 6:162 7:6 8:1514 9:1 11:172 12:1438 13:357 14:2362 15:318 16:219 17:377 18:776 20:396 21:4 22:188 23:6925 24:3100 25:2 27:2646 29:19 31:2624 32:54 34:66 35:134 36:2343 37:4505 38:9282 39:906 40:144 41:4369 42:1993 43:2400 44:326 45:17948 46:4554 47:301 49:1975 50:1903 51:585 52:1581 54:314 55:925 56:8 57:222 58:2092 59:1194 60:1042 61:2771 62:2825 63:1891 64:5660 65:2329 66:4724 67:3036 68:1316 69:4088 70:1332 71:582 72:2945 74:2619 75:1589 76:620 77:2627 78:1875 79:1784 80:2220 81:2047 82:1662 83:1373 84:1683 85:3198 86:915 87:2292 88:1293 89:4216 90:685 91:8292 92:2341 93:2723 94:3770 95:4226 96:1279 97:317 98:1025 99:738 100:73 101:1166 102:4018 103:32300 104:4783 105:1090 106:992 107:2485 108:1154 109:4074 110:2125 111:3254 112:2052 113:1824 114:1824 115:2140 116:1960 117:2655 118:2717 119:2000 120:1784 121:1314 122:2722 123:2303 124:1575 125:2845 126:32 128:1419 129:1013 130:1202 131:1929 132:809 133:414 134:1733 135:361 136:1131 137:1066 138:2987 139:1524 140:1414 141:1388 142:1683 143:1579 144:1019 145:373 146:2107 147:2009 148:2553 149:2810 150:1046 151:1358 152:2244 153:591 154:7337 155:1503 156:2333 157:1885 158:1165 159:2308 160:2856 161:1700 162:3558 163:1715 164:1702 165:2183 166:1277 167:1826 168:4159 169:819 170:5107 171:1034 172:3901 173:3084 174:890 175:1276 176:3506 177:5446 178:3699 179:2375 180:2426 181:3849 182:3351 183:1957 184:2264 185:21119 186:5296 187:4741 188:4196 189:4395 190:9570 191:1926 192:11071 193:9193 194:7588 195:5419 196:3456 197:2851 198:5977 199:7982 200:8415 201:6425 202:10359 203:10347 204:4582 205:3675 206:4473 207:3534 208:4163 209:5053 210:4468 211:2528 212:4392 213:3637 214:1053 215:49 216:6809 217:3154 218:1315 219:430 220:1803 221:1039 222:685 223:2243 End of report