IPv4 R&E Routing Table Report 18:35 GMT Mon 02 Oct, 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: 946662 Prefixes after maximum aggregation (per Origin AS): 352938 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452469 Number of IPv4 prefixes with a valid ROA: 434430 Number of IPv4 prefixes with an invalid ROA: 1542 Number of IPv4 prefixes with no ROA: 510690 Total ASes present in the Internet Routing Table: 74848 Prefixes per ASN: 12.65 Origin-only ASes present in the Internet Routing Table: 64526 Origin ASes announcing only one prefix: 25990 Transit ASes present in the Internet Routing Table: 10322 Transit-only ASes present in the Internet Routing Table: 458 Paths with bogon ASNs present in the IPv4 Routing Table: 102 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: 1021 Number of instances of unregistered ASNs: 1023 Number of 32-bit ASNs allocated by the RIRs: 42749 Number of 32-bit ASNs visible in the Routing Table: 35168 Prefixes from 32-bit ASNs in the Routing Table: 180635 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 532 Number of addresses announced to Internet: 3053264640 Equivalent to 181 /8s, 253 /16s and 31 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 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: 319473 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243960 Total APNIC prefixes after maximum aggregation: 70198 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 237472 Unique aggregates announced from the APNIC address blocks: 98610 APNIC Region origin ASes present in the Internet Routing Table: 13623 APNIC Prefixes per ASN: 17.43 APNIC Region origin ASes announcing only one prefix: 4070 APNIC Region transit ASes present in the Internet Routing Table: 1798 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8992 Number of APNIC addresses announced to Internet: 772313856 Equivalent to 46 /8s, 8 /16s and 147 /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: 276988 Total ARIN prefixes after maximum aggregation: 123802 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 280598 Unique aggregates announced from the ARIN address blocks: 131710 ARIN Region origin ASes present in the Internet Routing Table: 19093 ARIN Prefixes per ASN: 14.70 ARIN Region origin ASes announcing only one prefix: 6961 ARIN Region transit ASes present in the Internet Routing Table: 1881 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: 4828 Number of ARIN addresses announced to Internet: 1277990912 Equivalent to 76 /8s, 44 /16s and 152 /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: 264839 Total RIPE prefixes after maximum aggregation: 123695 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 260080 Unique aggregates announced from the RIPE address blocks: 159887 RIPE Region origin ASes present in the Internet Routing Table: 28435 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12033 RIPE Region transit ASes present in the Internet Routing Table: 3830 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: 11357 Number of RIPE addresses announced to Internet: 716381696 Equivalent to 42 /8s, 179 /16s and 30 /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: 127436 Total LACNIC prefixes after maximum aggregation: 28541 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 126261 Unique aggregates announced from the LACNIC address blocks: 49331 LACNIC Region origin ASes present in the Internet Routing Table: 11042 LACNIC Prefixes per ASN: 11.43 LACNIC Region origin ASes announcing only one prefix: 2334 LACNIC Region transit ASes present in the Internet Routing Table: 2313 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: 8853 Number of LACNIC addresses announced to Internet: 178519296 Equivalent to 10 /8s, 163 /16s and 253 /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: 32418 Total AfriNIC prefixes after maximum aggregation: 5991 AfriNIC Deaggregation factor: 5.41 Prefixes being announced from the AfriNIC address blocks: 41719 Unique aggregates announced from the AfriNIC address blocks: 12486 AfriNIC Region origin ASes present in the Internet Routing Table: 1798 AfriNIC Prefixes per ASN: 23.20 AfriNIC Region origin ASes announcing only one prefix: 592 AfriNIC Region transit ASes present in the Internet Routing Table: 334 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: 1138 Number of AfriNIC addresses announced to Internet: 107629824 Equivalent to 6 /8s, 106 /16s and 77 /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 9482 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5734 785 697 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4234 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3746 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3564 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3335 1840 96 VNPT-AS-VN VNPT Corp, VN 9498 3192 498 253 BBIL-AP BHARTI Airtel Ltd., IN 24560 2525 849 379 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2287 11269 604 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 9093 10991 3234 AMAZON-02, US 11492 4532 301 670 CABLEONE, US 7155 4176 288 99 VIASAT-SP-BACKBONE, US 174 3916 6667 636 COGENT-174, US 6327 3546 1319 66 SHAW, CA 22773 3526 3054 298 ASN-CXA-ALL-CCI-22773-RDC, US 749 3151 54959 2403 DNIC-AS-00749, US 367 3010 3839 1424 DNIC-ASBLK-00306-00371, US 16625 2962 1396 2269 AKAMAI-AS, US 396982 2698 3597 395 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 7394 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4042 3398 151 AKAMAI-ASN1, NL 8551 3444 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2906 2298 917 ROSTELECOM-AS, RU 9009 2893 264 1477 M247, RO 34984 2334 361 596 TELLCOM-AS, TR 58224 1723 923 527 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1505 1852 16 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 11807 3382 601 UNINET, MX 10620 3542 506 852 Telmex Colombia S.A., CO 13999 2405 331 621 Mega Cable, S.A. de C.V., MX 11830 2006 369 64 Instituto Costarricense de Electricidad 28573 1327 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1300 344 508 Axtel, S.A.B. de C.V., MX 3816 1296 766 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1111 369 22 Telefonica del Peru S.A.A., PE 28202 1090 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1070 169 427 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 1607 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1360 1518 280 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1045 67 45 ORANGE-COTE-IVOIRE, CI 36935 938 521 44 Vodafone-, EG 37457 815 319 45 Telkom-Internet, ZA 6713 552 1861 34 IAM-AS, MA 15399 535 54 46 WANANCHI-, KE 36914 525 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 11807 3382 601 UNINET, MX 9808 9482 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9093 10991 3234 AMAZON-02, US 12479 7394 1713 145 UNI2-AS, ES 7545 5734 785 697 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4532 301 670 CABLEONE, US 18403 4234 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4176 288 99 VIASAT-SP-BACKBONE, US 20940 4042 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 9482 9441 CHINAMOBILE-CN China Mobile Communications Grou 12479 7394 7249 UNI2-AS, ES 16509 9093 5859 AMAZON-02, US 7545 5734 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4234 4209 FPT-AS-AP FPT Telecom Company, VN 7155 4176 4077 VIASAT-SP-BACKBONE, US 20940 4042 3891 AKAMAI-ASN1, NL 11492 4532 3862 CABLEONE, US 7552 3746 3726 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 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 /11:101 /12:299 /13:579 /14:1205 /15:2123 /16:13570 /17:8366 /18:14044 /19:25217 /20:44284 /21:52233 /22:111373 /23:102589 /24:570612 /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 6480 7394 UNI2-AS, ES 8151 5827 11807 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3445 4532 CABLEONE, US 6327 3356 3546 SHAW, CA 7155 3122 4176 VIASAT-SP-BACKBONE, US 8551 2921 3444 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2580 3526 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2154 2497 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2107 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) ---------------------------------------------- 1:2202 2:1415 3:266 4:5 5:4514 6:137 7:6 8:1526 9:1 11:172 12:1513 13:369 14:2321 15:305 16:200 17:366 18:658 20:294 21:4 22:188 23:6379 24:2910 25:2 27:2655 29:19 31:2564 32:82 34:25 35:116 36:1998 37:4536 38:6493 39:866 40:142 41:4513 42:2053 43:2310 44:325 45:17323 46:4338 47:370 49:1824 50:1906 51:581 52:1592 54:393 55:943 56:5 57:132 58:1860 59:1118 60:1004 61:2601 62:2784 63:1919 64:5820 65:2391 66:5091 67:3070 68:1350 69:4165 70:1360 71:677 72:3015 74:2649 75:1594 76:620 77:2416 78:1838 79:2990 80:2127 81:1863 82:1518 83:1321 84:1562 85:3113 86:770 87:2092 88:1249 89:3937 90:624 91:7937 92:2067 93:2628 94:3565 95:4068 96:1295 97:315 98:1100 99:732 100:90 101:1288 102:3209 103:32230 104:4764 105:730 106:908 107:2711 108:1143 109:4270 110:2134 111:3144 112:2067 113:1759 114:1697 115:2067 116:1908 117:2525 118:2697 119:1969 120:1777 121:1134 122:2629 123:2188 124:1564 125:2540 128:1463 129:994 130:1073 131:2079 132:877 133:408 134:1786 135:348 136:976 137:982 138:2812 139:1576 140:1289 141:1330 142:1523 143:1587 144:1007 145:351 146:1966 147:1612 148:2488 149:2332 150:891 151:1232 152:1994 153:593 154:5337 155:1396 156:2021 157:1374 158:1059 159:2187 160:2702 161:1600 162:3530 163:1629 164:1746 165:1895 166:1061 167:1750 168:3932 169:823 170:4888 171:925 172:3772 173:2994 174:987 175:1201 176:3842 177:5349 178:3569 179:2447 180:2455 181:3692 182:3370 183:1973 184:2267 185:20828 186:5219 187:4564 188:4275 189:4146 190:9406 191:1832 192:10975 193:9008 194:7381 195:5300 196:3282 197:2812 198:5983 199:6164 200:8185 201:6260 202:10409 203:10160 204:4578 205:3703 206:4405 207:3486 208:4172 209:4922 210:4303 211:2460 212:4302 213:3429 214:1110 215:70 216:6769 217:2876 218:1284 219:411 220:1794 221:983 222:662 223:2148 End of report