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 05 Oct, 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: 975490 Prefixes after maximum aggregation (per Origin AS): 366090 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 467219 Number of IPv4 prefixes with a valid ROA: 515531 Number of IPv4 prefixes with an invalid ROA: 524 Number of IPv4 prefixes with no ROA: 459435 Total ASes present in the Internet Routing Table: 76240 Prefixes per ASN: 12.79 Origin-only ASes present in the Internet Routing Table: 65458 Origin ASes announcing only one prefix: 26520 Transit ASes present in the Internet Routing Table: 10782 Transit-only ASes present in the Internet Routing Table: 512 Paths with bogon ASNs present in the IPv4 Routing Table: 115 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 89 Max AS path prepend of ASN ( 37447) 86 Prefixes from unregistered ASNs in the Routing Table: 995 Number of instances of unregistered ASNs: 1014 Number of 32-bit ASNs allocated by the RIRs: 45489 Number of 32-bit ASNs visible in the Routing Table: 37177 Prefixes from 32-bit ASNs in the Routing Table: 197732 Number of bogon 32-bit ASNs visible in the Routing Table: 66 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 545 Number of addresses announced to Internet: 3031643392 Equivalent to 180 /8s, 179 /16s and 53 /24s Percentage of available address space announced: 81.9 Percentage of allocated address space announced: 81.9 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: 323350 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 253828 Total APNIC prefixes after maximum aggregation: 74731 APNIC Deaggregation factor: 3.40 Prefixes being announced from the APNIC address blocks: 245835 Unique aggregates announced from the APNIC address blocks: 100773 APNIC Region origin ASes present in the Internet Routing Table: 14314 APNIC Prefixes per ASN: 17.17 APNIC Region origin ASes announcing only one prefix: 4375 APNIC Region transit ASes present in the Internet Routing Table: 1888 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 40 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9784 Number of APNIC addresses announced to Internet: 758792704 Equivalent to 45 /8s, 58 /16s and 66 /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: 284708 Total ARIN prefixes after maximum aggregation: 126082 ARIN Deaggregation factor: 2.26 Prefixes being announced from the ARIN address blocks: 288202 Unique aggregates announced from the ARIN address blocks: 135273 ARIN Region origin ASes present in the Internet Routing Table: 19177 ARIN Prefixes per ASN: 15.03 ARIN Region origin ASes announcing only one prefix: 7004 ARIN Region transit ASes present in the Internet Routing Table: 1964 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 31 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5024 Number of ARIN addresses announced to Internet: 1267324160 Equivalent to 75 /8s, 137 /16s and 213 /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: 271089 Total RIPE prefixes after maximum aggregation: 129251 RIPE Deaggregation factor: 2.10 Prefixes being announced from the RIPE address blocks: 267383 Unique aggregates announced from the RIPE address blocks: 167949 RIPE Region origin ASes present in the Internet Routing Table: 28799 RIPE Prefixes per ASN: 9.28 RIPE Region origin ASes announcing only one prefix: 12133 RIPE Region transit ASes present in the Internet Routing Table: 3912 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12051 Number of RIPE addresses announced to Internet: 723282176 Equivalent to 43 /8s, 28 /16s and 105 /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: 129929 Total LACNIC prefixes after maximum aggregation: 28871 LACNIC Deaggregation factor: 4.50 Prefixes being announced from the LACNIC address blocks: 127650 Unique aggregates announced from the LACNIC address blocks: 48518 LACNIC Region origin ASes present in the Internet Routing Table: 11169 LACNIC Prefixes per ASN: 11.43 LACNIC Region origin ASes announcing only one prefix: 2368 LACNIC Region transit ASes present in the Internet Routing Table: 2491 Average LACNIC Region AS path length visible: 5.5 Max LACNIC Region AS path length visible: 61 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9066 Number of LACNIC addresses announced to Internet: 177672960 Equivalent to 10 /8s, 151 /16s and 19 /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: 34941 Total AfriNIC prefixes after maximum aggregation: 6511 AfriNIC Deaggregation factor: 5.37 Prefixes being announced from the AfriNIC address blocks: 45875 Unique aggregates announced from the AfriNIC address blocks: 14267 AfriNIC Region origin ASes present in the Internet Routing Table: 1886 AfriNIC Prefixes per ASN: 24.32 AfriNIC Region origin ASes announcing only one prefix: 640 AfriNIC Region transit ASes present in the Internet Routing Table: 365 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 89 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1252 Number of AfriNIC addresses announced to Internet: 104288768 Equivalent to 6 /8s, 55 /16s and 82 /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 10048 8749 68 CHINAMOBILE-CN China Mobile Communication 7545 5918 840 656 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4444 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3985 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3819 510 267 BBIL-AP BHARTI Airtel Ltd., IN 7713 3639 1036 71 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3256 1841 105 VNPT-AS-VN VNPT Corp, VN 24560 2783 840 522 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2201 434 192 TATACOMM-AS TATA Communications formerly 45090 2172 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer 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 10834 11836 3794 AMAZON-02, US 174 6338 8767 874 COGENT-174, US 11492 4650 309 548 CABLEONE, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3599 1320 79 SHAW, CA 749 3484 55081 2707 DNIC-AS-00749, US 22773 3411 3035 188 ASN-CXA-ALL-CCI-22773-RDC, US 7018 3195 23677 1976 ATT-INTERNET4, US 16625 2897 1283 2156 AKAMAI-AS, US 396982 2838 3604 418 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 7629 1708 141 UNI2-AS, ES 39891 4466 269 62 ALJAWWALSTC-AS, SA 20940 3880 3395 126 AKAMAI-ASN1, NL 9009 3669 314 1865 M247, RO 12389 2928 2295 882 ROSTELECOM-AS, RU 34984 2332 357 581 TELLCOM-AS, TR 212238 1767 128 1308 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1569 1852 14 TE-AS TE-AS, EG 8551 1474 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 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 11617 3247 502 UNINET, MX 10620 3546 494 937 Telmex Colombia S.A., CO 13999 2550 534 363 Mega Cable, S.A. de C.V., MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 28573 1338 2310 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1318 778 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 6503 1150 374 163 Axtel, S.A.B. de C.V., MX 28202 1144 52 9 Rede Brasileira de Comunicacao SA, BR 6147 1107 369 22 Telefonica del Peru S.A.A., PE 22884 1074 98 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 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 24835 1636 593 29 RAYA-AS, EG 24863 1613 389 16 LINKdotNET-AS, EG 36992 1412 1519 283 ETISALAT-MISR, EG 29571 1341 85 61 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 36935 974 523 47 Vodafone-, EG 20011 609 142 265 INTERNET-SOLUTIONS, ZA 6713 556 1861 35 IAM-AS, MA 37069 556 1100 11 MOBINIL, EG 36914 543 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 11617 3247 502 UNINET, MX 16509 10834 11836 3794 AMAZON-02, US 9808 10048 8749 68 CHINAMOBILE-CN China Mobile Communication 12479 7629 1708 141 UNI2-AS, ES 174 6338 8767 874 COGENT-174, US 7545 5918 840 656 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4650 309 548 CABLEONE, US 39891 4466 269 62 ALJAWWALSTC-AS, SA 18403 4444 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4163 287 85 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 10048 9980 CHINAMOBILE-CN China Mobile Communications Grou 12479 7629 7488 UNI2-AS, ES 16509 10834 7040 AMAZON-02, US 174 6338 5464 COGENT-174, US 7545 5918 5262 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4444 4421 FPT-AS-AP FPT Telecom Company, VN 39891 4466 4404 ALJAWWALSTC-AS, SA 11492 4650 4102 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3985 3960 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-D 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 23.137.192.0/24 Origin: 31798 DATACITY, CA 23.137.192.0/24 Transit: 21949 BEANFIELD, CA 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 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /9:16 /10:36 /11:92 /12:296 /13:580 /14:1187 /15:2106 /16:13282 /17:8291 /18:13856 /19:24580 /20:44281 /21:52525 /22:112939 /23:103640 /24:597767 /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 6684 7629 UNI2-AS, ES 8151 5756 11617 UNINET, MX 11492 3555 4650 CABLEONE, US 6327 3396 3599 SHAW, CA 39891 3292 4466 ALJAWWALSTC-AS, SA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2544 3411 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2208 10834 AMAZON-02, US 10620 2175 3546 Telmex Colombia S.A., CO 30036 2163 2502 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2272 2:1547 3:488 4:8 5:4705 6:163 7:6 8:1512 9:1 11:172 12:1423 13:373 14:2419 15:327 16:263 17:357 18:892 20:416 21:4 22:188 23:6895 24:3063 25:2 27:2666 29:19 31:2852 32:52 34:69 35:139 36:2360 37:4570 38:9807 39:925 40:150 41:4327 42:2108 43:2451 44:339 45:18101 46:4688 47:301 49:2014 50:1878 51:521 52:1578 54:317 55:955 56:8 57:229 58:2178 59:1205 60:1119 61:2938 62:2872 63:1870 64:5608 65:2285 66:4774 67:3066 68:1330 69:4043 70:1299 71:575 72:2921 74:2822 75:1661 76:610 77:2699 78:1872 79:1647 80:2213 81:2053 82:1756 83:1373 84:1765 85:3113 86:1020 87:2413 88:1316 89:4320 90:667 91:8330 92:2605 93:2831 94:3821 95:4299 96:1271 97:316 98:1070 99:737 100:74 101:1169 102:3779 103:32309 104:4473 105:1084 106:981 107:2395 108:1165 109:4026 110:2159 111:3281 112:2051 113:1782 114:1923 115:2134 116:1978 117:2698 118:2785 119:2007 120:1872 121:1362 122:2709 123:2249 124:1591 125:2836 126:64 128:1424 129:1021 130:1255 131:1891 132:831 133:444 134:1519 135:353 136:1212 137:1076 138:3004 139:1520 140:1448 141:1440 142:1774 143:1623 144:1001 145:390 146:2129 147:2042 148:2579 149:2870 150:1069 151:1373 152:2127 153:570 154:7273 155:1489 156:2589 157:1839 158:1194 159:2445 160:3244 161:1764 162:3574 163:1765 164:1953 165:2160 166:1291 167:1855 168:4155 169:794 170:5087 171:1031 172:3906 173:3137 174:904 175:1256 176:3519 177:5514 178:3627 179:2336 180:2448 181:4011 182:3324 183:2032 184:2266 185:21332 186:5347 187:4613 188:4293 189:4280 190:9828 191:1970 192:11069 193:9290 194:7653 195:5518 196:3500 197:3144 198:5963 199:8121 200:8446 201:6401 202:10360 203:10529 204:4570 205:3673 206:4608 207:3592 208:4207 209:5152 210:4581 211:2564 212:4499 213:3740 214:1067 215:62 216:6697 217:2985 218:1343 219:401 220:2062 221:1050 222:712 223:2239 End of report