IPv4 R&E Routing Table Report 18:35 GMT Thu 14 Dec, 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: 955982 Prefixes after maximum aggregation (per Origin AS): 357307 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 455628 Number of IPv4 prefixes with a valid ROA: 445634 Number of IPv4 prefixes with an invalid ROA: 2685 Number of IPv4 prefixes with no ROA: 507663 Total ASes present in the Internet Routing Table: 75200 Prefixes per ASN: 12.71 Origin-only ASes present in the Internet Routing Table: 64744 Origin ASes announcing only one prefix: 26086 Transit ASes present in the Internet Routing Table: 10456 Transit-only ASes present in the Internet Routing Table: 466 Paths with bogon ASNs present in the IPv4 Routing Table: 110 Average AS path length visible in the Internet Routing Table: 7.9 Max AS path length visible: 59 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1059 Number of instances of unregistered ASNs: 1061 Number of 32-bit ASNs allocated by the RIRs: 43225 Number of 32-bit ASNs visible in the Routing Table: 35582 Prefixes from 32-bit ASNs in the Routing Table: 184053 Number of bogon 32-bit ASNs visible in the Routing Table: 20 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 554 Number of addresses announced to Internet: 3048151296 Equivalent to 181 /8s, 175 /16s and 25 /24s Percentage of available address space announced: 82.3 Percentage of allocated address space announced: 82.3 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: 321913 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247747 Total APNIC prefixes after maximum aggregation: 71671 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 240789 Unique aggregates announced from the APNIC address blocks: 99524 APNIC Region origin ASes present in the Internet Routing Table: 13820 APNIC Prefixes per ASN: 17.42 APNIC Region origin ASes announcing only one prefix: 4172 APNIC Region transit ASes present in the Internet Routing Table: 1849 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: 9185 Number of APNIC addresses announced to Internet: 770339840 Equivalent to 45 /8s, 234 /16s and 116 /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: 277560 Total ARIN prefixes after maximum aggregation: 124665 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 282724 Unique aggregates announced from the ARIN address blocks: 132727 ARIN Region origin ASes present in the Internet Routing Table: 19075 ARIN Prefixes per ASN: 14.82 ARIN Region origin ASes announcing only one prefix: 6948 ARIN Region transit ASes present in the Internet Routing Table: 1890 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: 4824 Number of ARIN addresses announced to Internet: 1276392448 Equivalent to 76 /8s, 20 /16s and 52 /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: 266406 Total RIPE prefixes after maximum aggregation: 125230 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 260470 Unique aggregates announced from the RIPE address blocks: 160753 RIPE Region origin ASes present in the Internet Routing Table: 28544 RIPE Prefixes per ASN: 9.13 RIPE Region origin ASes announcing only one prefix: 12093 RIPE Region transit ASes present in the Internet Routing Table: 3844 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 40 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11506 Number of RIPE addresses announced to Internet: 714752512 Equivalent to 42 /8s, 154 /16s and 66 /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: 128881 Total LACNIC prefixes after maximum aggregation: 28901 LACNIC Deaggregation factor: 4.46 Prefixes being announced from the LACNIC address blocks: 127451 Unique aggregates announced from the LACNIC address blocks: 49346 LACNIC Region origin ASes present in the Internet Routing Table: 11062 LACNIC Prefixes per ASN: 11.52 LACNIC Region origin ASes announcing only one prefix: 2280 LACNIC Region transit ASes present in the Internet Routing Table: 2373 Average LACNIC Region AS path length visible: 8.6 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8906 Number of LACNIC addresses announced to Internet: 178304768 Equivalent to 10 /8s, 160 /16s and 183 /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: 34329 Total AfriNIC prefixes after maximum aggregation: 6118 AfriNIC Deaggregation factor: 5.61 Prefixes being announced from the AfriNIC address blocks: 43994 Unique aggregates announced from the AfriNIC address blocks: 12839 AfriNIC Region origin ASes present in the Internet Routing Table: 1821 AfriNIC Prefixes per ASN: 24.16 AfriNIC Region origin ASes announcing only one prefix: 593 AfriNIC Region transit ASes present in the Internet Routing Table: 345 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1161 Number of AfriNIC addresses announced to Internet: 107962880 Equivalent to 6 /8s, 111 /16s and 98 /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 9762 8731 43 CHINAMOBILE-CN China Mobile Communicati 7545 5660 783 677 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4436 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3823 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3598 1045 67 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3394 495 256 BBIL-AP BHARTI Airtel Ltd., IN 45899 3352 1872 99 VNPT-AS-VN VNPT Corp, VN 24560 2643 854 364 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2233 11258 588 KIXS-AS-KR Korea Telecom, KR 4755 2188 442 199 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 9380 11175 3399 AMAZON-02, US 11492 4562 303 680 CABLEONE, US 7155 4175 288 96 VIASAT-SP-BACKBONE, US 174 4009 6658 652 COGENT-174, US 6327 3567 1320 69 SHAW, CA 22773 3526 3054 299 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3211 1428 2347 AKAMAI-AS, US 749 3163 54930 2415 DNIC-AS-00749, US 367 2972 3842 1421 DNIC-ASBLK-00306-00371, US 396982 2736 3637 383 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 7590 1714 146 UNI2-AS, ES 39891 4502 267 58 ALJAWWALSTC-AS, SA 20940 4041 3397 141 AKAMAI-ASN1, NL 9009 3494 300 1629 M247, RO 8551 3352 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2961 2301 911 ROSTELECOM-AS, RU 34984 2325 360 589 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1595 888 593 TCI, IR 8452 1539 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 12130 3379 607 UNINET, MX 10620 3518 496 885 Telmex Colombia S.A., CO 13999 2489 338 635 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad 28573 1341 2318 237 Claro NXT Telecomunicacoes Ltda, BR 3816 1307 787 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1246 341 504 Axtel, S.A.B. de C.V., MX 28202 1101 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1089 177 426 Techtel LMDS Comunicaciones Interactiva 6147 1082 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 37457 1624 316 48 Telkom-Internet, ZA 24863 1596 389 16 LINKdotNET-AS, EG 24835 1522 505 26 RAYA-AS, EG 36992 1359 1518 280 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1047 67 52 ORANGE-COTE-IVOIRE, CI 36935 826 521 43 Vodafone-, EG 6713 551 1861 34 IAM-AS, MA 36914 547 82 3 KENET-AS, KE 15399 545 55 52 WANANCHI-, 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 12130 3379 607 UNINET, MX 9808 9762 8731 43 CHINAMOBILE-CN China Mobile Communicati 16509 9380 11175 3399 AMAZON-02, US 12479 7590 1714 146 UNI2-AS, ES 7545 5660 783 677 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4562 303 680 CABLEONE, US 39891 4502 267 58 ALJAWWALSTC-AS, SA 18403 4436 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4175 288 96 VIASAT-SP-BACKBONE, US 20940 4041 3397 141 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 9762 9719 CHINAMOBILE-CN China Mobile Communications Grou 12479 7590 7444 UNI2-AS, ES 16509 9380 5981 AMAZON-02, US 7545 5660 4983 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4502 4444 ALJAWWALSTC-AS, SA 18403 4436 4411 FPT-AS-AP FPT Telecom Company, VN 7155 4175 4079 VIASAT-SP-BACKBONE, US 20940 4041 3900 AKAMAI-ASN1, NL 11492 4562 3882 CABLEONE, US 7552 3823 3803 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 8.10.69.0/24 174 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 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 /14:1200 /15:2118 /16:13529 /17:8353 /18:14045 /19:25239 /20:44145 /21:52375 /22:112085 /23:103623 /24:578225 /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 6676 7590 UNI2-AS, ES 8151 6139 12130 UNINET, MX 11492 3476 4562 CABLEONE, US 6327 3371 3567 SHAW, CA 39891 3320 4502 ALJAWWALSTC-AS, SA 7155 3119 4175 VIASAT-SP-BACKBONE, US 8551 2829 3352 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2580 3526 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2136 2482 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2121 3518 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) ---------------------------------------------- 1:2245 2:1429 3:280 4:7 5:4486 6:162 7:6 8:1539 9:1 11:172 12:1489 13:370 14:2324 15:305 16:207 17:362 18:702 20:359 21:4 22:188 23:6604 24:2997 25:2 27:2648 29:19 31:2576 32:62 34:37 35:118 36:2097 37:4518 38:6818 39:882 40:147 41:4446 42:2147 43:2344 44:332 45:17466 46:4456 47:286 49:1906 50:1909 51:513 52:1596 54:387 55:887 56:5 57:137 58:1930 59:1119 60:1010 61:2652 62:2829 63:1920 64:5665 65:2371 66:5121 67:3093 68:1347 69:4093 70:1347 71:617 72:2992 74:2664 75:1585 76:626 77:2457 78:1833 79:3003 80:2137 81:1888 82:1539 83:1344 84:1624 85:3035 86:788 87:2082 88:1281 89:3977 90:649 91:7999 92:2186 93:2657 94:3637 95:4025 96:1298 97:316 98:1036 99:745 100:95 101:1149 102:3517 103:32659 104:4802 105:2097 106:975 107:2756 108:1149 109:4206 110:2134 111:3159 112:2082 113:1725 114:1761 115:2089 116:1976 117:2569 118:2754 119:1968 120:1770 121:1258 122:2670 123:2200 124:1597 125:2756 128:1513 129:1002 130:1090 131:2075 132:890 133:411 134:1710 135:337 136:917 137:997 138:2887 139:1557 140:1341 141:1354 142:1558 143:1591 144:1003 145:336 146:2009 147:1644 148:2493 149:2461 150:1029 151:1321 152:1972 153:599 154:5646 155:1385 156:2144 157:1374 158:1090 159:2206 160:2704 161:1624 162:3604 163:1656 164:1692 165:1926 166:1077 167:1756 168:4020 169:820 170:4937 171:968 172:3775 173:3059 174:902 175:1235 176:3681 177:5529 178:3557 179:2456 180:2341 181:3703 182:3411 183:2000 184:2275 185:20717 186:5096 187:4721 188:4120 189:4311 190:9554 191:1941 192:11029 193:9029 194:7405 195:5316 196:3461 197:2764 198:5989 199:6775 200:8456 201:6354 202:10492 203:10207 204:4610 205:3682 206:4481 207:3482 208:4129 209:4960 210:4405 211:2486 212:4265 213:3435 214:1122 215:49 216:6825 217:2878 218:1308 219:414 220:2025 221:1019 222:701 223:2193 End of report