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 02 Nov, 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: 977741 Prefixes after maximum aggregation (per Origin AS): 367209 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 469218 Number of IPv4 prefixes with a valid ROA: 518933 Number of IPv4 prefixes with an invalid ROA: 513 Number of IPv4 prefixes with no ROA: 458288 Total ASes present in the Internet Routing Table: 76349 Prefixes per ASN: 12.81 Origin-only ASes present in the Internet Routing Table: 65606 Origin ASes announcing only one prefix: 26460 Transit ASes present in the Internet Routing Table: 10743 Transit-only ASes present in the Internet Routing Table: 513 Paths with bogon ASNs present in the IPv4 Routing Table: 100 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 75 Max AS path prepend of ASN ( 37447) 73 Prefixes from unregistered ASNs in the Routing Table: 1011 Number of instances of unregistered ASNs: 1022 Number of 32-bit ASNs allocated by the RIRs: 45695 Number of 32-bit ASNs visible in the Routing Table: 37354 Prefixes from 32-bit ASNs in the Routing Table: 199447 Number of bogon 32-bit ASNs visible in the Routing Table: 54 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 543 Number of addresses announced to Internet: 3027068928 Equivalent to 180 /8s, 109 /16s and 104 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 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: 323511 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 253684 Total APNIC prefixes after maximum aggregation: 74899 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 245694 Unique aggregates announced from the APNIC address blocks: 101089 APNIC Region origin ASes present in the Internet Routing Table: 14359 APNIC Prefixes per ASN: 17.11 APNIC Region origin ASes announcing only one prefix: 4389 APNIC Region transit ASes present in the Internet Routing Table: 1880 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: 9837 Number of APNIC addresses announced to Internet: 756045824 Equivalent to 45 /8s, 16 /16s and 88 /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: 284747 Total ARIN prefixes after maximum aggregation: 126097 ARIN Deaggregation factor: 2.26 Prefixes being announced from the ARIN address blocks: 287977 Unique aggregates announced from the ARIN address blocks: 135665 ARIN Region origin ASes present in the Internet Routing Table: 19173 ARIN Prefixes per ASN: 15.02 ARIN Region origin ASes announcing only one prefix: 6980 ARIN Region transit ASes present in the Internet Routing Table: 1963 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5056 Number of ARIN addresses announced to Internet: 1267071232 Equivalent to 75 /8s, 133 /16s and 249 /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: 271486 Total RIPE prefixes after maximum aggregation: 129882 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 268178 Unique aggregates announced from the RIPE address blocks: 168986 RIPE Region origin ASes present in the Internet Routing Table: 28831 RIPE Prefixes per ASN: 9.30 RIPE Region origin ASes announcing only one prefix: 12114 RIPE Region transit ASes present in the Internet Routing Table: 3894 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 26 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12111 Number of RIPE addresses announced to Internet: 722169856 Equivalent to 43 /8s, 11 /16s and 112 /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: 131309 Total LACNIC prefixes after maximum aggregation: 28997 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 128655 Unique aggregates announced from the LACNIC address blocks: 48609 LACNIC Region origin ASes present in the Internet Routing Table: 11168 LACNIC Prefixes per ASN: 11.52 LACNIC Region origin ASes announcing only one prefix: 2320 LACNIC Region transit ASes present in the Internet Routing Table: 2478 Average LACNIC Region AS path length visible: 5.5 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9081 Number of LACNIC addresses announced to Internet: 177468928 Equivalent to 10 /8s, 147 /16s and 246 /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: 35504 Total AfriNIC prefixes after maximum aggregation: 6675 AfriNIC Deaggregation factor: 5.32 Prefixes being announced from the AfriNIC address blocks: 46694 Unique aggregates announced from the AfriNIC address blocks: 14429 AfriNIC Region origin ASes present in the Internet Routing Table: 1910 AfriNIC Prefixes per ASN: 24.45 AfriNIC Region origin ASes announcing only one prefix: 657 AfriNIC Region transit ASes present in the Internet Routing Table: 366 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 75 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1269 Number of AfriNIC addresses announced to Internet: 104033024 Equivalent to 6 /8s, 51 /16s and 107 /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 10079 8751 82 CHINAMOBILE-CN China Mobile Communication 7545 6061 840 652 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4261 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3910 1331 25 VIETEL-AS-AP Viettel Group, VN 9498 3843 511 264 BBIL-AP BHARTI Airtel Ltd., IN 7713 3652 1036 71 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3252 1869 99 VNPT-AS-VN VNPT Corp, VN 24560 2774 829 535 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2206 434 190 TATACOMM-AS TATA Communications formerly 45090 2170 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 10979 11969 3875 AMAZON-02, US 174 6388 8755 828 COGENT-174, US 11492 4656 309 560 CABLEONE, US 7155 4163 287 85 VIASAT-SP-BACKBONE, US 6327 3602 1320 79 SHAW, CA 22773 3416 3035 188 ASN-CXA-ALL-CCI-22773-RDC, US 749 3262 54896 2509 DNIC-AS-00749, US 7018 3155 23661 1981 ATT-INTERNET4, US 16625 2893 1266 2144 AKAMAI-AS, US 396982 2866 3654 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 7645 1709 143 UNI2-AS, ES 39891 4720 289 58 ALJAWWALSTC-AS, SA 20940 3919 3395 127 AKAMAI-ASN1, NL 9009 3700 319 1884 M247, RO 12389 2943 2295 879 ROSTELECOM-AS, RU 34984 2342 359 579 TELLCOM-AS, TR 212238 1846 135 1364 CDNEXT, GB 13188 1606 100 30 TRIOLAN, UA 8452 1496 1852 14 TE-AS TE-AS, EG 8551 1473 366 32 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 11483 3223 556 UNINET, MX 10620 3542 494 942 Telmex Colombia S.A., CO 13999 2535 532 359 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 1324 780 197 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1155 374 163 Axtel, S.A.B. de C.V., MX 28202 1137 52 9 Rede Brasileira de Comunicacao SA, BR 6147 1112 369 22 Telefonica del Peru S.A.A., PE 22884 1066 98 373 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 1627 593 29 RAYA-AS, EG 24863 1619 389 16 LINKdotNET-AS, EG 36992 1421 1519 283 ETISALAT-MISR, EG 29571 1370 87 58 ORANGE-COTE-IVOIRE, CI 36903 1249 554 96 MT-MPLS, MA 20011 998 171 386 INTERNET-SOLUTIONS, ZA 36935 986 523 45 Vodafone-, EG 37069 591 1099 13 MOBINIL, EG 6713 555 1861 35 IAM-AS, MA 36914 549 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 11483 3223 556 UNINET, MX 16509 10979 11969 3875 AMAZON-02, US 9808 10079 8751 82 CHINAMOBILE-CN China Mobile Communication 12479 7645 1709 143 UNI2-AS, ES 174 6388 8755 828 COGENT-174, US 7545 6061 840 652 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 289 58 ALJAWWALSTC-AS, SA 11492 4656 309 560 CABLEONE, US 18403 4261 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 10079 9997 CHINAMOBILE-CN China Mobile Communications Grou 12479 7645 7502 UNI2-AS, ES 16509 10979 7104 AMAZON-02, US 174 6388 5560 COGENT-174, US 7545 6061 5409 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4720 4662 ALJAWWALSTC-AS, SA 18403 4261 4238 FPT-AS-AP FPT Telecom Company, VN 11492 4656 4096 CABLEONE, US 7155 4163 4078 VIASAT-SP-BACKBONE, US 7552 3910 3885 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 65538 DOCUMENT 2.135.152.0/22 9198 KAZTELECOM-AS, KZ 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 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 23.139.88.0/24 Origin: 397244 RESERVED, ZZ 23.139.88.0/24 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 23.152.48.0/24 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 /11:91 /12:295 /13:578 /14:1186 /15:2105 /16:13234 /17:8282 /18:13852 /19:24516 /20:44259 /21:52490 /22:112880 /23:103757 /24:600148 /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 6690 7645 UNI2-AS, ES 8151 5668 11483 UNINET, MX 11492 3550 4656 CABLEONE, US 39891 3412 4720 ALJAWWALSTC-AS, SA 6327 3399 3602 SHAW, CA 7155 3107 4163 VIASAT-SP-BACKBONE, US 22773 2546 3416 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2237 10979 AMAZON-02, US 30036 2191 2530 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2172 3542 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) ---------------------------------------------- 1:2276 2:1553 3:511 4:8 5:4734 6:169 7:6 8:1507 9:1 11:172 12:1421 13:364 14:2461 15:331 16:265 17:358 18:904 20:448 21:4 22:188 23:7003 24:2685 25:2 27:2668 29:19 31:2991 32:53 34:74 35:144 36:2360 37:4479 38:10075 39:895 40:149 41:4339 42:2019 43:2458 44:332 45:18436 46:4757 47:299 49:2022 50:1861 51:580 52:1582 54:313 55:941 56:8 57:234 58:2179 59:1180 60:1149 61:2784 62:2896 63:1857 64:5396 65:2292 66:4715 67:3027 68:1331 69:4043 70:1129 71:579 72:2923 74:2809 75:1635 76:635 77:2620 78:1885 79:1666 80:2206 81:2062 82:1802 83:1378 84:1776 85:3130 86:967 87:2422 88:1262 89:4388 90:701 91:8353 92:2612 93:2824 94:3854 95:4300 96:1266 97:314 98:1071 99:738 100:72 101:1169 102:3824 103:32188 104:4425 105:1085 106:982 107:2397 108:1169 109:4089 110:2215 111:3270 112:2047 113:1762 114:1937 115:2161 116:1975 117:2689 118:2761 119:1964 120:1870 121:1356 122:2722 123:2166 124:1593 125:2833 126:64 128:1396 129:1021 130:1284 131:1955 132:827 133:446 134:1528 135:358 136:1268 137:1103 138:3033 139:1547 140:1480 141:1574 142:1822 143:1645 144:1003 145:405 146:2111 147:2048 148:2564 149:2887 150:1120 151:1443 152:2126 153:569 154:7234 155:1554 156:2896 157:1854 158:1214 159:2430 160:3356 161:1777 162:3576 163:1778 164:1957 165:2149 166:1333 167:1864 168:4219 169:794 170:5186 171:999 172:3924 173:3162 174:913 175:1271 176:3549 177:5561 178:3673 179:2400 180:2510 181:4069 182:3323 183:2010 184:2277 185:21366 186:5361 187:4665 188:4260 189:4375 190:9775 191:2002 192:11194 193:9301 194:7683 195:5476 196:3477 197:3515 198:5957 199:8204 200:8467 201:6391 202:10382 203:10571 204:4647 205:3645 206:4610 207:3535 208:4235 209:5141 210:4584 211:2576 212:4549 213:3682 214:1042 215:48 216:6695 217:3089 218:1340 219:402 220:2076 221:1052 222:703 223:2300 End of report