IPv4 R&E Routing Table Report 18:35 GMT Fri 15 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: 956026 Prefixes after maximum aggregation (per Origin AS): 357364 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 455758 Number of IPv4 prefixes with a valid ROA: 445700 Number of IPv4 prefixes with an invalid ROA: 2629 Number of IPv4 prefixes with no ROA: 507697 Total ASes present in the Internet Routing Table: 75180 Prefixes per ASN: 12.72 Origin-only ASes present in the Internet Routing Table: 64722 Origin ASes announcing only one prefix: 26051 Transit ASes present in the Internet Routing Table: 10458 Transit-only ASes present in the Internet Routing Table: 463 Paths with bogon ASNs present in the IPv4 Routing Table: 110 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: 1092 Number of instances of unregistered ASNs: 1094 Number of 32-bit ASNs allocated by the RIRs: 43226 Number of 32-bit ASNs visible in the Routing Table: 35574 Prefixes from 32-bit ASNs in the Routing Table: 184050 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: 521 Number of addresses announced to Internet: 3048416256 Equivalent to 181 /8s, 179 /16s and 36 /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: 321819 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 247568 Total APNIC prefixes after maximum aggregation: 71658 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 240683 Unique aggregates announced from the APNIC address blocks: 99460 APNIC Region origin ASes present in the Internet Routing Table: 13814 APNIC Prefixes per ASN: 17.42 APNIC Region origin ASes announcing only one prefix: 4157 APNIC Region transit ASes present in the Internet Routing Table: 1845 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: 770412544 Equivalent to 45 /8s, 235 /16s and 144 /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: 277518 Total ARIN prefixes after maximum aggregation: 124608 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 282618 Unique aggregates announced from the ARIN address blocks: 132745 ARIN Region origin ASes present in the Internet Routing Table: 19074 ARIN Prefixes per ASN: 14.82 ARIN Region origin ASes announcing only one prefix: 6943 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: 4825 Number of ARIN addresses announced to Internet: 1276364288 Equivalent to 76 /8s, 19 /16s and 198 /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: 266551 Total RIPE prefixes after maximum aggregation: 125281 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 260659 Unique aggregates announced from the RIPE address blocks: 160921 RIPE Region origin ASes present in the Internet Routing Table: 28532 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12074 RIPE Region transit ASes present in the Internet Routing Table: 3847 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: 11498 Number of RIPE addresses announced to Internet: 714986240 Equivalent to 42 /8s, 157 /16s and 211 /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: 128823 Total LACNIC prefixes after maximum aggregation: 28929 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 127401 Unique aggregates announced from the LACNIC address blocks: 49290 LACNIC Region origin ASes present in the Internet Routing Table: 11060 LACNIC Prefixes per ASN: 11.52 LACNIC Region origin ASes announcing only one prefix: 2282 LACNIC Region transit ASes present in the Internet Routing Table: 2380 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: 8904 Number of LACNIC addresses announced to Internet: 178288384 Equivalent to 10 /8s, 160 /16s and 119 /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: 34474 Total AfriNIC prefixes after maximum aggregation: 6140 AfriNIC Deaggregation factor: 5.61 Prefixes being announced from the AfriNIC address blocks: 44144 Unique aggregates announced from the AfriNIC address blocks: 12912 AfriNIC Region origin ASes present in the Internet Routing Table: 1822 AfriNIC Prefixes per ASN: 24.23 AfriNIC Region origin ASes announcing only one prefix: 595 AfriNIC Region transit ASes present in the Internet Routing Table: 343 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: 1162 Number of AfriNIC addresses announced to Internet: 108002048 Equivalent to 6 /8s, 111 /16s and 251 /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 9764 8731 43 CHINAMOBILE-CN China Mobile Communicati 7545 5660 783 677 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4438 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3832 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3595 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3395 495 256 BBIL-AP BHARTI Airtel Ltd., IN 45899 3353 1872 99 VNPT-AS-VN VNPT Corp, VN 24560 2644 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 9381 11179 3408 AMAZON-02, US 11492 4562 303 680 CABLEONE, US 7155 4176 288 96 VIASAT-SP-BACKBONE, US 174 4009 6658 652 COGENT-174, US 6327 3567 1320 69 SHAW, CA 22773 3480 3054 298 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3210 1427 2346 AKAMAI-AS, US 749 3162 54930 2414 DNIC-AS-00749, US 367 2949 3837 1406 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 7585 1714 146 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4041 3397 141 AKAMAI-ASN1, NL 9009 3498 300 1634 M247, RO 8551 3357 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2963 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 12148 3380 602 UNINET, MX 10620 3518 496 885 Telmex Colombia S.A., CO 13999 2490 339 634 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad 28573 1345 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 1103 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1091 177 431 Techtel LMDS Comunicaciones Interactiva 6147 1085 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 1548 545 28 RAYA-AS, EG 36992 1359 1518 280 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1049 68 52 ORANGE-COTE-IVOIRE, CI 36935 936 521 43 Vodafone-, EG 36914 551 82 3 KENET-AS, KE 6713 550 1861 34 IAM-AS, MA 15399 542 55 49 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 12148 3380 602 UNINET, MX 9808 9764 8731 43 CHINAMOBILE-CN China Mobile Communicati 16509 9381 11179 3408 AMAZON-02, US 12479 7585 1714 146 UNI2-AS, ES 7545 5660 783 677 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4562 303 680 CABLEONE, US 18403 4438 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4176 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 9764 9721 CHINAMOBILE-CN China Mobile Communications Grou 12479 7585 7439 UNI2-AS, ES 16509 9381 5973 AMAZON-02, US 7545 5660 4983 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4438 4413 FPT-AS-AP FPT Telecom Company, VN 7155 4176 4080 VIASAT-SP-BACKBONE, US 20940 4041 3900 AKAMAI-ASN1, NL 11492 4562 3882 CABLEONE, US 7552 3832 3812 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 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 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 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 /14:1202 /15:2117 /16:13536 /17:8355 /18:14039 /19:25257 /20:44207 /21:52397 /22:112117 /23:103613 /24:578141 /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 6671 7585 UNI2-AS, ES 8151 6154 12148 UNINET, MX 11492 3476 4562 CABLEONE, US 6327 3371 3567 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3120 4176 VIASAT-SP-BACKBONE, US 8551 2834 3357 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2535 3480 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2137 2483 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) ---------------------------------------------- 1:2244 2:1428 3:282 4:7 5:4489 6:162 7:6 8:1541 9:1 11:172 12:1490 13:371 14:2324 15:305 16:207 17:360 18:700 20:361 21:4 22:188 23:6597 24:3000 25:2 27:2639 29:19 31:2576 32:62 34:37 35:118 36:2097 37:4527 38:6828 39:882 40:147 41:4436 42:2138 43:2337 44:331 45:17453 46:4448 47:286 49:1906 50:1907 51:577 52:1596 54:382 55:875 56:5 57:137 58:1931 59:1119 60:1010 61:2649 62:2832 63:1921 64:5663 65:2371 66:5120 67:3081 68:1338 69:4088 70:1338 71:617 72:3005 74:2667 75:1584 76:627 77:2457 78:1834 79:3007 80:2141 81:1904 82:1542 83:1344 84:1624 85:3034 86:788 87:2081 88:1282 89:3988 90:651 91:8003 92:2189 93:2656 94:3636 95:4023 96:1298 97:316 98:1020 99:747 100:95 101:1147 102:3519 103:32632 104:4803 105:2101 106:978 107:2756 108:1148 109:4214 110:2136 111:3162 112:2084 113:1727 114:1758 115:2057 116:1976 117:2567 118:2754 119:1967 120:1770 121:1261 122:2668 123:2198 124:1596 125:2754 128:1513 129:1002 130:1091 131:2073 132:889 133:411 134:1724 135:337 136:918 137:995 138:2888 139:1551 140:1330 141:1365 142:1562 143:1575 144:1002 145:336 146:2011 147:1652 148:2500 149:2460 150:1028 151:1316 152:1972 153:599 154:5644 155:1383 156:2144 157:1379 158:1089 159:2207 160:2703 161:1626 162:3605 163:1657 164:1693 165:1925 166:1085 167:1763 168:4013 169:819 170:4940 171:974 172:3773 173:3059 174:902 175:1234 176:3684 177:5482 178:3558 179:2476 180:2349 181:3725 182:3407 183:2000 184:2275 185:20731 186:5098 187:4704 188:4123 189:4284 190:9512 191:1959 192:11013 193:9038 194:7413 195:5312 196:3463 197:2766 198:5981 199:6780 200:8475 201:6338 202:10476 203:10193 204:4612 205:3676 206:4483 207:3484 208:4129 209:4958 210:4409 211:2486 212:4266 213:3437 214:1119 215:49 216:6819 217:2877 218:1308 219:414 220:2025 221:1019 222:701 223:2197 End of report