IPv4 R&E Routing Table Report 18:35 GMT Sat 18 Nov, 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: 950233 Prefixes after maximum aggregation (per Origin AS): 355382 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 454103 Number of IPv4 prefixes with a valid ROA: 439091 Number of IPv4 prefixes with an invalid ROA: 1934 Number of IPv4 prefixes with no ROA: 509208 Total ASes present in the Internet Routing Table: 75024 Prefixes per ASN: 12.67 Origin-only ASes present in the Internet Routing Table: 64645 Origin ASes announcing only one prefix: 26019 Transit ASes present in the Internet Routing Table: 10379 Transit-only ASes present in the Internet Routing Table: 467 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: 1085 Number of instances of unregistered ASNs: 1087 Number of 32-bit ASNs allocated by the RIRs: 43070 Number of 32-bit ASNs visible in the Routing Table: 35394 Prefixes from 32-bit ASNs in the Routing Table: 182502 Number of bogon 32-bit ASNs visible in the Routing Table: 31 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 531 Number of addresses announced to Internet: 3049541632 Equivalent to 181 /8s, 196 /16s and 80 /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: 319760 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 245769 Total APNIC prefixes after maximum aggregation: 70948 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 239007 Unique aggregates announced from the APNIC address blocks: 98918 APNIC Region origin ASes present in the Internet Routing Table: 13722 APNIC Prefixes per ASN: 17.42 APNIC Region origin ASes announcing only one prefix: 4117 APNIC Region transit ASes present in the Internet Routing Table: 1834 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: 9088 Number of APNIC addresses announced to Internet: 771193856 Equivalent to 45 /8s, 247 /16s and 124 /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: 276921 Total ARIN prefixes after maximum aggregation: 124168 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 281933 Unique aggregates announced from the ARIN address blocks: 132228 ARIN Region origin ASes present in the Internet Routing Table: 19066 ARIN Prefixes per ASN: 14.79 ARIN Region origin ASes announcing only one prefix: 6947 ARIN Region transit ASes present in the Internet Routing Table: 1886 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: 4826 Number of ARIN addresses announced to Internet: 1276937472 Equivalent to 76 /8s, 28 /16s and 133 /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: 266036 Total RIPE prefixes after maximum aggregation: 124792 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 260172 Unique aggregates announced from the RIPE address blocks: 160707 RIPE Region origin ASes present in the Internet Routing Table: 28516 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12069 RIPE Region transit ASes present in the Internet Routing Table: 3824 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11458 Number of RIPE addresses announced to Internet: 715036160 Equivalent to 42 /8s, 158 /16s and 150 /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: 128062 Total LACNIC prefixes after maximum aggregation: 28691 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 126770 Unique aggregates announced from the LACNIC address blocks: 49234 LACNIC Region origin ASes present in the Internet Routing Table: 11039 LACNIC Prefixes per ASN: 11.48 LACNIC Region origin ASes announcing only one prefix: 2294 LACNIC Region transit ASes present in the Internet Routing Table: 2336 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: 8880 Number of LACNIC addresses announced to Internet: 178427648 Equivalent to 10 /8s, 162 /16s and 151 /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: 32360 Total AfriNIC prefixes after maximum aggregation: 6050 AfriNIC Deaggregation factor: 5.35 Prefixes being announced from the AfriNIC address blocks: 41820 Unique aggregates announced from the AfriNIC address blocks: 12573 AfriNIC Region origin ASes present in the Internet Routing Table: 1800 AfriNIC Prefixes per ASN: 23.23 AfriNIC Region origin ASes announcing only one prefix: 592 AfriNIC Region transit ASes present in the Internet Routing Table: 339 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: 1142 Number of AfriNIC addresses announced to Internet: 107514624 Equivalent to 6 /8s, 104 /16s and 139 /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 9708 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5697 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4295 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3827 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3569 1047 70 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3266 494 248 BBIL-AP BHARTI Airtel Ltd., IN 45899 3263 1872 98 VNPT-AS-VN VNPT Corp, VN 24560 2585 852 376 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2282 11269 603 KIXS-AS-KR Korea Telecom, KR 4755 2182 442 196 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 9263 11132 3308 AMAZON-02, US 11492 4556 302 675 CABLEONE, US 7155 4175 288 98 VIASAT-SP-BACKBONE, US 174 3931 6659 635 COGENT-174, US 6327 3555 1320 67 SHAW, CA 22773 3512 3055 302 ASN-CXA-ALL-CCI-22773-RDC, US 749 3159 54932 2411 DNIC-AS-00749, US 16625 3052 1384 2293 AKAMAI-AS, US 367 3027 3869 1423 DNIC-ASBLK-00306-00371, US 396982 2722 3631 374 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 7461 1713 145 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4008 3397 140 AKAMAI-ASN1, NL 8551 3438 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3424 297 1588 M247, RO 12389 2903 2297 917 ROSTELECOM-AS, RU 34984 2322 361 589 TELLCOM-AS, TR 58224 1651 910 584 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1523 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 12063 3374 609 UNINET, MX 10620 3527 499 871 Telmex Colombia S.A., CO 13999 2457 335 642 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad 28573 1332 2321 242 Claro NXT Telecomunicacoes Ltda, BR 3816 1298 778 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1250 342 505 Axtel, S.A.B. de C.V., MX 6147 1101 369 22 Telefonica del Peru S.A.A., PE 28202 1087 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1074 172 436 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 1606 393 19 LINKdotNET-AS, EG 24835 1548 545 28 RAYA-AS, EG 36992 1358 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1045 67 53 ORANGE-COTE-IVOIRE, CI 36935 935 521 43 Vodafone-, EG 37457 560 319 45 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 541 55 50 WANANCHI-, KE 36914 526 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 12063 3374 609 UNINET, MX 9808 9708 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9263 11132 3308 AMAZON-02, US 12479 7461 1713 145 UNI2-AS, ES 7545 5697 786 695 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4556 302 675 CABLEONE, US 18403 4295 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4175 288 98 VIASAT-SP-BACKBONE, US 20940 4008 3397 140 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 9708 9667 CHINAMOBILE-CN China Mobile Communications Grou 12479 7461 7316 UNI2-AS, ES 16509 9263 5955 AMAZON-02, US 7545 5697 5002 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4295 4270 FPT-AS-AP FPT Telecom Company, VN 7155 4175 4077 VIASAT-SP-BACKBONE, US 11492 4556 3881 CABLEONE, US 20940 4008 3868 AKAMAI-ASN1, NL 7552 3827 3807 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 65536 DOCUMENT 5.102.30.0/24 198471 LINKEM-AS, IT 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 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 /11:99 /12:299 /13:580 /14:1205 /15:2120 /16:13532 /17:8389 /18:14011 /19:25177 /20:44096 /21:52245 /22:111729 /23:103125 /24:573559 /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 6550 7461 UNI2-AS, ES 8151 6075 12063 UNINET, MX 11492 3469 4556 CABLEONE, US 6327 3364 3555 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3122 4175 VIASAT-SP-BACKBONE, US 8551 2915 3438 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2565 3512 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2136 2481 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2120 3527 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) ---------------------------------------------- 1:2224 2:1513 3:275 4:7 5:4479 6:162 7:6 8:1532 9:1 11:172 12:1490 13:366 14:2322 15:304 16:205 17:363 18:672 20:336 21:4 22:188 23:6483 24:2962 25:2 27:2651 29:19 31:2602 32:64 34:33 35:117 36:2021 37:4467 38:6688 39:878 40:149 41:4353 42:2071 43:2333 44:333 45:17391 46:4398 47:373 49:1871 50:1901 51:577 52:1591 54:393 55:879 56:5 57:139 58:1898 59:1116 60:1011 61:2645 62:2791 63:1906 64:5663 65:2371 66:5106 67:3098 68:1355 69:4157 70:1355 71:615 72:2996 74:2658 75:1597 76:625 77:2464 78:1841 79:3023 80:2141 81:1871 82:1528 83:1323 84:1601 85:3016 86:777 87:2052 88:1278 89:3980 90:628 91:7998 92:2146 93:2666 94:3609 95:4024 96:1298 97:315 98:1084 99:737 100:96 101:1389 102:3303 103:32463 104:4766 105:731 106:975 107:2777 108:1149 109:4241 110:2126 111:3137 112:2076 113:1683 114:1725 115:2075 116:1959 117:2546 118:2726 119:1965 120:1767 121:1210 122:2640 123:2206 124:1574 125:2627 128:1503 129:984 130:1086 131:2082 132:883 133:408 134:1717 135:340 136:925 137:998 138:2857 139:1561 140:1333 141:1340 142:1552 143:1564 144:1002 145:342 146:1979 147:1639 148:2473 149:2403 150:1028 151:1252 152:1979 153:594 154:5551 155:1393 156:2123 157:1360 158:1058 159:2207 160:2676 161:1606 162:3578 163:1640 164:1717 165:1907 166:1073 167:1772 168:4010 169:806 170:4910 171:975 172:3762 173:3021 174:955 175:1212 176:3685 177:5475 178:3541 179:2426 180:2280 181:3630 182:3381 183:1988 184:2273 185:20820 186:5112 187:4654 188:4176 189:4324 190:9454 191:1904 192:11038 193:9013 194:7360 195:5295 196:3372 197:2686 198:5990 199:6526 200:8305 201:6361 202:10492 203:10187 204:4578 205:3692 206:4433 207:3500 208:4135 209:4936 210:4331 211:2477 212:4304 213:3435 214:1114 215:71 216:6757 217:2866 218:1309 219:414 220:1791 221:1005 222:686 223:2181 End of report