IPv4 R&E Routing Table Report 18:35 GMT Tue 03 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: 946363 Prefixes after maximum aggregation (per Origin AS): 353116 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452537 Number of IPv4 prefixes with a valid ROA: 434065 Number of IPv4 prefixes with an invalid ROA: 1553 Number of IPv4 prefixes with no ROA: 510745 Total ASes present in the Internet Routing Table: 74879 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 64560 Origin ASes announcing only one prefix: 26015 Transit ASes present in the Internet Routing Table: 10319 Transit-only ASes present in the Internet Routing Table: 453 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: 1005 Number of instances of unregistered ASNs: 1007 Number of 32-bit ASNs allocated by the RIRs: 42752 Number of 32-bit ASNs visible in the Routing Table: 35192 Prefixes from 32-bit ASNs in the Routing Table: 180689 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: 537 Number of addresses announced to Internet: 3053140736 Equivalent to 181 /8s, 251 /16s and 59 /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: 319193 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243926 Total APNIC prefixes after maximum aggregation: 70226 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 237460 Unique aggregates announced from the APNIC address blocks: 98638 APNIC Region origin ASes present in the Internet Routing Table: 13631 APNIC Prefixes per ASN: 17.42 APNIC Region origin ASes announcing only one prefix: 4080 APNIC Region transit ASes present in the Internet Routing Table: 1792 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: 8996 Number of APNIC addresses announced to Internet: 772294912 Equivalent to 46 /8s, 8 /16s and 73 /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: 277007 Total ARIN prefixes after maximum aggregation: 123795 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 280638 Unique aggregates announced from the ARIN address blocks: 131686 ARIN Region origin ASes present in the Internet Routing Table: 19086 ARIN Prefixes per ASN: 14.70 ARIN Region origin ASes announcing only one prefix: 6954 ARIN Region transit ASes present in the Internet Routing Table: 1879 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: 1277842432 Equivalent to 76 /8s, 42 /16s and 84 /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: 265091 Total RIPE prefixes after maximum aggregation: 123828 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 260233 Unique aggregates announced from the RIPE address blocks: 159944 RIPE Region origin ASes present in the Internet Routing Table: 28461 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12054 RIPE Region transit ASes present in the Internet Routing Table: 3833 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: 11371 Number of RIPE addresses announced to Internet: 716384512 Equivalent to 42 /8s, 179 /16s and 41 /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: 126959 Total LACNIC prefixes after maximum aggregation: 28562 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 125812 Unique aggregates announced from the LACNIC address blocks: 49330 LACNIC Region origin ASes present in the Internet Routing Table: 11050 LACNIC Prefixes per ASN: 11.39 LACNIC Region origin ASes announcing only one prefix: 2334 LACNIC Region transit ASes present in the Internet Routing Table: 2314 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: 8860 Number of LACNIC addresses announced to Internet: 178553344 Equivalent to 10 /8s, 164 /16s and 130 /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: 32375 Total AfriNIC prefixes after maximum aggregation: 5997 AfriNIC Deaggregation factor: 5.40 Prefixes being announced from the AfriNIC address blocks: 41683 Unique aggregates announced from the AfriNIC address blocks: 12491 AfriNIC Region origin ASes present in the Internet Routing Table: 1801 AfriNIC Prefixes per ASN: 23.14 AfriNIC Region origin ASes announcing only one prefix: 593 AfriNIC Region transit ASes present in the Internet Routing Table: 336 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: 1140 Number of AfriNIC addresses announced to Internet: 107634944 Equivalent to 6 /8s, 106 /16s and 97 /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 4239 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3749 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3539 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 2531 850 377 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2287 11269 604 KIXS-AS-KR Korea Telecom, KR 4755 2152 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 9063 10985 3253 AMAZON-02, US 11492 4537 301 673 CABLEONE, US 7155 4176 288 99 VIASAT-SP-BACKBONE, US 174 3916 6667 635 COGENT-174, US 6327 3546 1319 66 SHAW, CA 22773 3523 3053 295 ASN-CXA-ALL-CCI-22773-RDC, US 749 3150 54959 2402 DNIC-AS-00749, US 367 3011 3840 1423 DNIC-ASBLK-00306-00371, US 16625 2962 1393 2271 AKAMAI-AS, US 396982 2699 3597 396 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 7392 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4045 3398 151 AKAMAI-ASN1, NL 8551 3443 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2904 2298 917 ROSTELECOM-AS, RU 9009 2890 264 1476 M247, RO 34984 2334 361 596 TELLCOM-AS, TR 58224 1723 923 527 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1513 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 11793 3382 601 UNINET, MX 10620 3533 504 857 Telmex Colombia S.A., CO 13999 2408 331 623 Mega Cable, S.A. de C.V., MX 11830 2003 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 1071 169 429 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 1608 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 814 319 45 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 537 55 48 WANANCHI-, KE 36914 528 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 11793 3382 601 UNINET, MX 9808 9482 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9063 10985 3253 AMAZON-02, US 12479 7392 1713 145 UNI2-AS, ES 7545 5734 785 697 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4537 301 673 CABLEONE, US 18403 4239 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4176 288 99 VIASAT-SP-BACKBONE, US 20940 4045 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 7392 7247 UNI2-AS, ES 16509 9063 5810 AMAZON-02, US 7545 5734 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4239 4214 FPT-AS-AP FPT Telecom Company, VN 7155 4176 4077 VIASAT-SP-BACKBONE, US 20940 4045 3894 AKAMAI-ASN1, NL 11492 4537 3864 CABLEONE, US 7552 3749 3729 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 /16:13569 /17:8354 /18:14039 /19:25217 /20:44187 /21:52223 /22:111367 /23:102545 /24:570488 /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 6478 7392 UNI2-AS, ES 8151 5816 11793 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3450 4537 CABLEONE, US 6327 3356 3546 SHAW, CA 7155 3122 4176 VIASAT-SP-BACKBONE, US 8551 2920 3443 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2578 3523 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2151 2493 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2107 3533 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 2:1413 3:266 4:5 5:4513 6:137 7:6 8:1524 9:1 11:172 12:1509 13:363 14:2322 15:304 16:197 17:369 18:654 20:294 21:4 22:188 23:6429 24:2916 25:2 27:2656 29:19 31:2566 32:82 34:25 35:116 36:1997 37:4560 38:6502 39:866 40:141 41:4502 42:2058 43:2312 44:324 45:17328 46:4335 47:370 49:1831 50:1904 51:583 52:1595 54:393 55:948 56:5 57:132 58:1858 59:1117 60:1004 61:2601 62:2779 63:1918 64:5831 65:2374 66:5101 67:3068 68:1351 69:4167 70:1359 71:674 72:3014 74:2647 75:1594 76:616 77:2423 78:1840 79:2990 80:2129 81:1854 82:1536 83:1326 84:1562 85:3115 86:765 87:2094 88:1249 89:3937 90:624 91:7940 92:2063 93:2639 94:3573 95:4080 96:1296 97:315 98:1100 99:732 100:90 101:1288 102:3219 103:32254 104:4757 105:729 106:905 107:2726 108:1136 109:4270 110:2134 111:3127 112:2062 113:1761 114:1697 115:2065 116:1894 117:2524 118:2695 119:1969 120:1777 121:1134 122:2631 123:2191 124:1564 125:2538 128:1466 129:994 130:1073 131:2076 132:875 133:408 134:1782 135:348 136:975 137:985 138:2814 139:1577 140:1289 141:1336 142:1525 143:1591 144:1007 145:351 146:1966 147:1612 148:2501 149:2338 150:890 151:1233 152:2000 153:593 154:5334 155:1397 156:2023 157:1349 158:1059 159:2185 160:2704 161:1599 162:3531 163:1632 164:1744 165:1894 166:1059 167:1756 168:3934 169:823 170:4887 171:925 172:3794 173:2995 174:987 175:1203 176:3837 177:5332 178:3584 179:2441 180:2456 181:3563 182:3368 183:1972 184:2266 185:20848 186:5039 187:4550 188:4275 189:4154 190:9400 191:1847 192:10982 193:9006 194:7381 195:5298 196:3303 197:2773 198:5981 199:6166 200:8182 201:6265 202:10411 203:10160 204:4578 205:3708 206:4409 207:3488 208:4162 209:4921 210:4305 211:2460 212:4320 213:3428 214:1112 215:70 216:6778 217:2876 218:1285 219:411 220:1794 221:983 222:662 223:2147 End of report