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 29 Jun, 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: 967226 Prefixes after maximum aggregation (per Origin AS): 362311 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 464839 Number of IPv4 prefixes with a valid ROA: 494843 Number of IPv4 prefixes with an invalid ROA: 1168 Number of IPv4 prefixes with no ROA: 471215 Total ASes present in the Internet Routing Table: 75852 Prefixes per ASN: 12.75 Origin-only ASes present in the Internet Routing Table: 65259 Origin ASes announcing only one prefix: 26343 Transit ASes present in the Internet Routing Table: 10593 Transit-only ASes present in the Internet Routing Table: 514 Paths with bogon ASNs present in the IPv4 Routing Table: 134 Average AS path length visible in the Internet Routing Table: 7.2 Max AS path length visible: 91 Max AS path prepend of ASN ( 37447) 86 Prefixes from unregistered ASNs in the Routing Table: 1050 Number of instances of unregistered ASNs: 1303 Number of 32-bit ASNs allocated by the RIRs: 44915 Number of 32-bit ASNs visible in the Routing Table: 36635 Prefixes from 32-bit ASNs in the Routing Table: 192860 Number of bogon 32-bit ASNs visible in the Routing Table: 523 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 566 Number of addresses announced to Internet: 3025143808 Equivalent to 180 /8s, 80 /16s and 8 /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: 321157 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 251366 Total APNIC prefixes after maximum aggregation: 73506 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 243244 Unique aggregates announced from the APNIC address blocks: 101066 APNIC Region origin ASes present in the Internet Routing Table: 14159 APNIC Prefixes per ASN: 17.18 APNIC Region origin ASes announcing only one prefix: 4310 APNIC Region transit ASes present in the Internet Routing Table: 1866 Average APNIC Region AS path length visible: 7.4 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9613 Number of APNIC addresses announced to Internet: 761762560 Equivalent to 45 /8s, 103 /16s and 147 /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: 281335 Total ARIN prefixes after maximum aggregation: 125238 ARIN Deaggregation factor: 2.25 Prefixes being announced from the ARIN address blocks: 286108 Unique aggregates announced from the ARIN address blocks: 134585 ARIN Region origin ASes present in the Internet Routing Table: 19109 ARIN Prefixes per ASN: 14.97 ARIN Region origin ASes announcing only one prefix: 6966 ARIN Region transit ASes present in the Internet Routing Table: 1912 Average ARIN Region AS path length visible: 6.9 Max ARIN Region AS path length visible: 27 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4924 Number of ARIN addresses announced to Internet: 1266705920 Equivalent to 75 /8s, 128 /16s and 102 /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: 269759 Total RIPE prefixes after maximum aggregation: 127684 RIPE Deaggregation factor: 2.11 Prefixes being announced from the RIPE address blocks: 264495 Unique aggregates announced from the RIPE address blocks: 165227 RIPE Region origin ASes present in the Internet Routing Table: 28701 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 12106 RIPE Region transit ASes present in the Internet Routing Table: 3881 Average RIPE Region AS path length visible: 7.0 Max RIPE Region AS path length visible: 42 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11881 Number of RIPE addresses announced to Internet: 713747456 Equivalent to 42 /8s, 138 /16s and 236 /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: 129334 Total LACNIC prefixes after maximum aggregation: 28894 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 127217 Unique aggregates announced from the LACNIC address blocks: 49946 LACNIC Region origin ASes present in the Internet Routing Table: 11109 LACNIC Prefixes per ASN: 11.45 LACNIC Region origin ASes announcing only one prefix: 2342 LACNIC Region transit ASes present in the Internet Routing Table: 2418 Average LACNIC Region AS path length visible: 7.7 Max LACNIC Region AS path length visible: 63 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8993 Number of LACNIC addresses announced to Internet: 176820224 Equivalent to 10 /8s, 138 /16s and 16 /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: 34382 Total AfriNIC prefixes after maximum aggregation: 6300 AfriNIC Deaggregation factor: 5.46 Prefixes being announced from the AfriNIC address blocks: 45596 Unique aggregates announced from the AfriNIC address blocks: 13565 AfriNIC Region origin ASes present in the Internet Routing Table: 1860 AfriNIC Prefixes per ASN: 24.51 AfriNIC Region origin ASes announcing only one prefix: 619 AfriNIC Region transit ASes present in the Internet Routing Table: 367 Average AfriNIC Region AS path length visible: 6.9 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: 105806080 Equivalent to 6 /8s, 78 /16s and 121 /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 9969 8918 125 CHINAMOBILE-CN China Mobile Communicati 7545 5644 776 671 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4234 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3954 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3787 511 266 BBIL-AP BHARTI Airtel Ltd., IN 7713 3642 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3265 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2823 860 403 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2184 419 205 TATACOMM-AS TATA Communications formerl 45090 2150 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 10106 11533 3653 AMAZON-02, US 174 5562 8788 897 COGENT-174, US 11492 4641 308 547 CABLEONE, US 7155 4166 287 88 VIASAT-SP-BACKBONE, US 6327 3594 1320 79 SHAW, CA 22773 3443 3037 210 ASN-CXA-ALL-CCI-22773-RDC, US 749 3249 54901 2501 DNIC-AS-00749, US 16625 3206 1367 2251 AKAMAI-AS, US 7018 2909 23670 1831 ATT-INTERNET4, US 396982 2766 3611 414 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 7713 1708 145 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3882 3396 131 AKAMAI-ASN1, NL 9009 3601 307 1822 M247, RO 12389 2906 2294 868 ROSTELECOM-AS, RU 34984 2347 361 579 TELLCOM-AS, TR 8551 1777 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 212238 1719 124 1250 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1571 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 11856 3311 510 UNINET, MX 10620 3518 492 938 Telmex Colombia S.A., CO 13999 2553 357 677 Mega Cable, S.A. de C.V., MX 11830 1995 369 64 Instituto Costarricense de Electricidad 28573 1343 2311 258 Claro NXT Telecomunicacoes Ltda, BR 3816 1316 775 186 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 19037 1254 278 33 AMX Argentina S.A., AR 6503 1128 314 478 Axtel, S.A.B. de C.V., MX 28202 1117 52 9 Rede Brasileira de Comunicacao SA, BR 6147 1092 369 22 Telefonica del Peru S.A.A., PE 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 1380 1520 283 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1235 78 74 ORANGE-COTE-IVOIRE, CI 36935 940 521 43 Vodafone-, EG 37457 568 314 37 Telkom-Internet, ZA 36914 558 82 3 KENET-AS, KE 6713 555 1861 35 IAM-AS, MA 37054 532 115 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 11856 3311 510 UNINET, MX 16509 10106 11533 3653 AMAZON-02, US 9808 9969 8918 125 CHINAMOBILE-CN China Mobile Communicati 12479 7713 1708 145 UNI2-AS, ES 7545 5644 776 671 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5562 8788 897 COGENT-174, US 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4641 308 547 CABLEONE, US 18403 4234 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 9969 9844 CHINAMOBILE-CN China Mobile Communications Grou 12479 7713 7568 UNI2-AS, ES 16509 10106 6453 AMAZON-02, US 7545 5644 4973 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 174 5562 4665 COGENT-174, US 18403 4234 4211 FPT-AS-AP FPT Telecom Company, VN 11492 4641 4094 CABLEONE, US 7155 4166 4078 VIASAT-SP-BACKBONE, US 7552 3954 3933 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 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, 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 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 /10:36 /11:93 /12:297 /13:573 /14:1191 /15:2112 /16:13334 /17:8290 /18:13899 /19:24722 /20:43919 /21:52176 /22:112384 /23:103474 /24:590696 /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 7713 UNI2-AS, ES 8151 5932 11856 UNINET, MX 11492 3548 4641 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3390 3594 SHAW, CA 7155 3111 4166 VIASAT-SP-BACKBONE, US 22773 2558 3443 ASN-CXA-ALL-CCI-22773-RDC, US 10620 2147 3518 Telmex Colombia S.A., CO 30036 2142 2482 MEDIACOM-ENTERPRISE-BUSINESS, US 16509 2129 10106 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2296 2:1551 3:364 4:6 5:4656 6:164 7:6 8:1515 9:1 11:172 12:1446 13:359 14:2364 15:318 16:219 17:371 18:770 20:396 21:4 22:188 23:6914 24:3114 25:2 27:2639 29:19 31:2614 32:54 34:66 35:134 36:2346 37:4512 38:9229 39:904 40:143 41:4353 42:2017 43:2397 44:328 45:17870 46:4553 47:304 49:1972 50:1889 51:586 52:1584 54:313 55:924 56:8 57:220 58:2096 59:1195 60:1039 61:2661 62:2809 63:1893 64:5660 65:2329 66:4723 67:3032 68:1313 69:4090 70:1340 71:586 72:2950 74:2612 75:1587 76:620 77:2630 78:1873 79:1787 80:2214 81:2045 82:1665 83:1361 84:1687 85:3203 86:911 87:2299 88:1280 89:4194 90:684 91:8275 92:2331 93:2721 94:3763 95:4228 96:1289 97:317 98:1023 99:739 100:73 101:1167 102:4018 103:32411 104:4832 105:1090 106:992 107:2502 108:1153 109:4055 110:2133 111:3261 112:2050 113:1811 114:1827 115:2144 116:1890 117:2664 118:2724 119:1988 120:1783 121:1314 122:2716 123:2238 124:1579 125:2849 126:32 128:1411 129:1013 130:1204 131:1931 132:825 133:413 134:1732 135:365 136:1129 137:1063 138:2969 139:1526 140:1412 141:1383 142:1676 143:1579 144:996 145:374 146:2106 147:1992 148:2565 149:2781 150:1044 151:1368 152:2244 153:590 154:7288 155:1503 156:2319 157:1885 158:1156 159:2316 160:2837 161:1699 162:3563 163:1709 164:1697 165:2196 166:1276 167:1821 168:4146 169:815 170:5101 171:1034 172:3886 173:3078 174:892 175:1275 176:3516 177:5446 178:3715 179:2373 180:2422 181:3846 182:3352 183:1966 184:2260 185:21106 186:5327 187:4685 188:4182 189:4365 190:9592 191:1913 192:11056 193:9189 194:7575 195:5426 196:3457 197:2852 198:5966 199:7961 200:8398 201:6429 202:10323 203:10275 204:4581 205:3669 206:4459 207:3537 208:4172 209:5051 210:4509 211:2534 212:4380 213:3621 214:1056 215:49 216:6807 217:3085 218:1309 219:432 220:1802 221:1040 222:684 223:2239 End of report