IPv4 R&E Routing Table Report 18:35 GMT Sun 03 Sep, 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: 942954 Prefixes after maximum aggregation (per Origin AS): 351588 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452158 Number of IPv4 prefixes with a valid ROA: 429825 Number of IPv4 prefixes with an invalid ROA: 1484 Number of IPv4 prefixes with no ROA: 511645 Total ASes present in the Internet Routing Table: 74733 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 64446 Origin ASes announcing only one prefix: 25888 Transit ASes present in the Internet Routing Table: 10287 Transit-only ASes present in the Internet Routing Table: 445 Paths with bogon ASNs present in the IPv4 Routing Table: 98 Average AS path length visible in the Internet Routing Table: 7.9 Max AS path length visible: 131 Max AS path prepend of ASN ( 37447) 129 Prefixes from unregistered ASNs in the Routing Table: 1044 Number of instances of unregistered ASNs: 1046 Number of 32-bit ASNs allocated by the RIRs: 42572 Number of 32-bit ASNs visible in the Routing Table: 35029 Prefixes from 32-bit ASNs in the Routing Table: 179491 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 551 Number of addresses announced to Internet: 3056216832 Equivalent to 182 /8s, 42 /16s and 43 /24s Percentage of available address space announced: 82.6 Percentage of allocated address space announced: 82.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.5 Total number of prefixes smaller than registry allocations: 318260 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243466 Total APNIC prefixes after maximum aggregation: 69769 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 237149 Unique aggregates announced from the APNIC address blocks: 98469 APNIC Region origin ASes present in the Internet Routing Table: 13566 APNIC Prefixes per ASN: 17.48 APNIC Region origin ASes announcing only one prefix: 4009 APNIC Region transit ASes present in the Internet Routing Table: 1790 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8923 Number of APNIC addresses announced to Internet: 772499968 Equivalent to 46 /8s, 11 /16s and 106 /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: 276312 Total ARIN prefixes after maximum aggregation: 123802 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278914 Unique aggregates announced from the ARIN address blocks: 131340 ARIN Region origin ASes present in the Internet Routing Table: 19098 ARIN Prefixes per ASN: 14.60 ARIN Region origin ASes announcing only one prefix: 6959 ARIN Region transit ASes present in the Internet Routing Table: 1882 Average ARIN Region AS path length visible: 7.7 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: 1280077312 Equivalent to 76 /8s, 76 /16s and 110 /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: 263471 Total RIPE prefixes after maximum aggregation: 122847 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 259766 Unique aggregates announced from the RIPE address blocks: 159987 RIPE Region origin ASes present in the Internet Routing Table: 28414 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12016 RIPE Region transit ASes present in the Internet Routing Table: 3801 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11317 Number of RIPE addresses announced to Internet: 716816128 Equivalent to 42 /8s, 185 /16s and 191 /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: 126475 Total LACNIC prefixes after maximum aggregation: 28498 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125396 Unique aggregates announced from the LACNIC address blocks: 49255 LACNIC Region origin ASes present in the Internet Routing Table: 11025 LACNIC Prefixes per ASN: 11.37 LACNIC Region origin ASes announcing only one prefix: 2328 LACNIC Region transit ASes present in the Internet Routing Table: 2322 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: 8837 Number of LACNIC addresses announced to Internet: 178627840 Equivalent to 10 /8s, 165 /16s and 165 /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: 32186 Total AfriNIC prefixes after maximum aggregation: 5954 AfriNIC Deaggregation factor: 5.41 Prefixes being announced from the AfriNIC address blocks: 41178 Unique aggregates announced from the AfriNIC address blocks: 12649 AfriNIC Region origin ASes present in the Internet Routing Table: 1783 AfriNIC Prefixes per ASN: 23.09 AfriNIC Region origin ASes announcing only one prefix: 576 AfriNIC Region transit ASes present in the Internet Routing Table: 338 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 131 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1126 Number of AfriNIC addresses announced to Internet: 107756544 Equivalent to 6 /8s, 108 /16s and 60 /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 9493 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5724 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4349 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3734 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3568 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3423 1840 98 VNPT-AS-VN VNPT Corp, VN 9498 3121 498 251 BBIL-AP BHARTI Airtel Ltd., IN 24560 2492 847 397 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11270 590 KIXS-AS-KR Korea Telecom, KR 4755 2151 442 200 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 8995 10979 3256 AMAZON-02, US 11492 4524 300 649 CABLEONE, US 7155 4178 288 100 VIASAT-SP-BACKBONE, US 174 3826 6655 614 COGENT-174, US 22773 3560 3057 315 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3535 1319 66 SHAW, CA 749 3146 54960 2398 DNIC-AS-00749, US 16625 3007 1447 2275 AKAMAI-AS, US 367 2961 3830 1393 DNIC-ASBLK-00306-00371, US 396982 2687 3596 387 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 7344 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4056 3398 151 AKAMAI-ASN1, NL 8551 3458 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2909 2298 918 ROSTELECOM-AS, RU 9009 2683 248 1383 M247, RO 34984 2329 362 597 TELLCOM-AS, TR 58224 1749 933 521 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1514 101 1180 ASDETUK www.heficed.com, US 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 11726 3364 601 UNINET, MX 10620 3537 506 849 Telmex Colombia S.A., CO 13999 2453 364 642 Mega Cable, S.A. de C.V., MX 11830 1997 369 65 Instituto Costarricense de Electricidad 28573 1317 2324 232 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 344 509 Axtel, S.A.B. de C.V., MX 3816 1295 764 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 28202 1121 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1120 182 433 Techtel LMDS Comunicaciones Interactiva 6147 1112 370 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 24863 1593 393 19 LINKdotNET-AS, EG 24835 1457 497 26 RAYA-AS, EG 36992 1357 1518 281 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1046 67 45 ORANGE-COTE-IVOIRE, CI 37457 811 319 45 Telkom-Internet, ZA 36935 781 520 36 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 532 54 45 WANANCHI-, KE 36914 514 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 11726 3364 601 UNINET, MX 9808 9493 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 8995 10979 3256 AMAZON-02, US 12479 7344 1713 145 UNI2-AS, ES 7545 5724 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4524 300 649 CABLEONE, US 18403 4349 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4178 288 100 VIASAT-SP-BACKBONE, US 20940 4056 3398 151 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 9493 9453 CHINAMOBILE-CN China Mobile Communications Grou 12479 7344 7199 UNI2-AS, ES 16509 8995 5739 AMAZON-02, US 7545 5724 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4349 4324 FPT-AS-AP FPT Telecom Company, VN 7155 4178 4078 VIASAT-SP-BACKBONE, US 20940 4056 3905 AKAMAI-ASN1, NL 11492 4524 3875 CABLEONE, US 7552 3734 3714 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 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 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, 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 /10:38 /11:102 /12:298 /13:577 /14:1206 /15:2128 /16:13578 /17:8341 /18:14034 /19:25221 /20:44256 /21:52180 /22:111104 /23:102752 /24:567109 /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 6430 7344 UNI2-AS, ES 8151 5753 11726 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3434 4524 CABLEONE, US 6327 3345 3535 SHAW, CA 7155 3124 4178 VIASAT-SP-BACKBONE, US 8551 2926 3458 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2604 3560 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2157 2499 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2100 3537 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) ---------------------------------------------- 1:2222 2:1400 3:256 4:5 5:4640 6:137 7:6 8:1539 9:1 11:172 12:1510 13:370 14:2305 15:302 16:196 17:369 18:633 20:288 21:4 22:188 23:6388 24:2893 25:6 27:2632 29:19 31:2557 32:84 34:25 35:116 36:1988 37:4537 38:6232 39:871 40:147 41:4495 42:2102 43:2297 44:324 45:17240 46:4349 47:383 49:1793 50:1880 51:595 52:1598 54:391 55:964 56:8 57:130 58:1866 59:1117 60:1000 61:2583 62:2773 63:1932 64:5743 65:2345 66:5034 67:3061 68:1356 69:4172 70:1356 71:666 72:3034 74:2643 75:1598 76:618 77:2470 78:1848 79:2987 80:2139 81:1831 82:1473 83:1302 84:1529 85:3012 86:752 87:2093 88:1231 89:3862 90:619 91:7917 92:2070 93:2636 94:3572 95:4030 96:1290 97:321 98:1097 99:734 100:90 101:1316 102:3216 103:32166 104:4601 105:712 106:881 107:2600 108:1142 109:4257 110:2128 111:3136 112:2066 113:1758 114:1663 115:2068 116:1923 117:2503 118:2700 119:1990 120:1786 121:1100 122:2602 123:2165 124:1573 125:2493 128:1482 129:996 130:1068 131:2049 132:864 133:418 134:1794 135:350 136:914 137:981 138:2796 139:1566 140:1143 141:1300 142:1494 143:1523 144:998 145:346 146:1960 147:1618 148:2462 149:2306 150:885 151:1234 152:1997 153:582 154:5107 155:1396 156:1970 157:1334 158:1083 159:2232 160:2658 161:1590 162:3542 163:1607 164:1750 165:1898 166:1012 167:1734 168:3910 169:924 170:4865 171:892 172:3686 173:2973 174:994 175:1204 176:3841 177:5370 178:3564 179:2367 180:2431 181:3500 182:3316 183:1978 184:2285 185:20738 186:5024 187:4566 188:4269 189:4081 190:9333 191:1789 192:10959 193:8986 194:7333 195:5281 196:3315 197:2782 198:5974 199:6127 200:8054 201:6140 202:10422 203:10163 204:4563 205:3664 206:4366 207:3476 208:4161 209:4960 210:4275 211:2459 212:4275 213:3446 214:1088 215:59 216:6754 217:2877 218:1283 219:409 220:1794 221:980 222:664 223:2147 End of report