IPv4 R&E Routing Table Report 18:35 GMT Mon 16 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: 948013 Prefixes after maximum aggregation (per Origin AS): 353681 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 453452 Number of IPv4 prefixes with a valid ROA: 436728 Number of IPv4 prefixes with an invalid ROA: 1626 Number of IPv4 prefixes with no ROA: 509659 Total ASes present in the Internet Routing Table: 74919 Prefixes per ASN: 12.65 Origin-only ASes present in the Internet Routing Table: 64547 Origin ASes announcing only one prefix: 26057 Transit ASes present in the Internet Routing Table: 10372 Transit-only ASes present in the Internet Routing Table: 457 Paths with bogon ASNs present in the IPv4 Routing Table: 106 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: 1024 Number of 32-bit ASNs allocated by the RIRs: 42851 Number of 32-bit ASNs visible in the Routing Table: 35230 Prefixes from 32-bit ASNs in the Routing Table: 180921 Number of bogon 32-bit ASNs visible in the Routing Table: 35 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 524 Number of addresses announced to Internet: 3052935424 Equivalent to 181 /8s, 248 /16s and 25 /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: 319652 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244649 Total APNIC prefixes after maximum aggregation: 70336 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 238014 Unique aggregates announced from the APNIC address blocks: 98848 APNIC Region origin ASes present in the Internet Routing Table: 13645 APNIC Prefixes per ASN: 17.44 APNIC Region origin ASes announcing only one prefix: 4102 APNIC Region transit ASes present in the Internet Routing Table: 1812 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: 9010 Number of APNIC addresses announced to Internet: 772301824 Equivalent to 46 /8s, 8 /16s and 100 /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: 277464 Total ARIN prefixes after maximum aggregation: 123976 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 281354 Unique aggregates announced from the ARIN address blocks: 132082 ARIN Region origin ASes present in the Internet Routing Table: 19103 ARIN Prefixes per ASN: 14.73 ARIN Region origin ASes announcing only one prefix: 6964 ARIN Region transit ASes present in the Internet Routing Table: 1887 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: 1277807872 Equivalent to 76 /8s, 41 /16s and 205 /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: 265408 Total RIPE prefixes after maximum aggregation: 124147 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 260511 Unique aggregates announced from the RIPE address blocks: 160418 RIPE Region origin ASes present in the Internet Routing Table: 28463 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12075 RIPE Region transit ASes present in the Internet Routing Table: 3836 Average RIPE Region AS path length visible: 7.8 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11379 Number of RIPE addresses announced to Internet: 716406784 Equivalent to 42 /8s, 179 /16s and 128 /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: 126958 Total LACNIC prefixes after maximum aggregation: 28519 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 125783 Unique aggregates announced from the LACNIC address blocks: 49210 LACNIC Region origin ASes present in the Internet Routing Table: 11055 LACNIC Prefixes per ASN: 11.38 LACNIC Region origin ASes announcing only one prefix: 2325 LACNIC Region transit ASes present in the Internet Routing Table: 2324 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: 8877 Number of LACNIC addresses announced to Internet: 178435072 Equivalent to 10 /8s, 162 /16s and 180 /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: 32513 Total AfriNIC prefixes after maximum aggregation: 5987 AfriNIC Deaggregation factor: 5.43 Prefixes being announced from the AfriNIC address blocks: 41827 Unique aggregates announced from the AfriNIC address blocks: 12463 AfriNIC Region origin ASes present in the Internet Routing Table: 1798 AfriNIC Prefixes per ASN: 23.26 AfriNIC Region origin ASes announcing only one prefix: 591 AfriNIC Region transit ASes present in the Internet Routing Table: 342 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: 107559936 Equivalent to 6 /8s, 105 /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 9487 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5710 785 696 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4203 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3765 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3567 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3329 1840 96 VNPT-AS-VN VNPT Corp, VN 9498 3215 496 252 BBIL-AP BHARTI Airtel Ltd., IN 24560 2551 850 383 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2287 11269 604 KIXS-AS-KR Korea Telecom, KR 4755 2153 442 201 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 9160 11005 3272 AMAZON-02, US 11492 4539 301 672 CABLEONE, US 7155 4171 288 99 VIASAT-SP-BACKBONE, US 174 3901 6666 635 COGENT-174, US 6327 3546 1319 66 SHAW, CA 22773 3528 3055 303 ASN-CXA-ALL-CCI-22773-RDC, US 749 3160 54957 2412 DNIC-AS-00749, US 367 3074 3858 1439 DNIC-ASBLK-00306-00371, US 16625 3029 1404 2307 AKAMAI-AS, US 396982 2701 3597 397 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 7386 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4080 3398 151 AKAMAI-ASN1, NL 8551 3452 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3100 277 1517 M247, RO 12389 2897 2297 917 ROSTELECOM-AS, RU 34984 2333 362 593 TELLCOM-AS, TR 58224 1701 920 528 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1528 1852 15 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 11868 3381 605 UNINET, MX 10620 3538 504 860 Telmex Colombia S.A., CO 13999 2414 332 626 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad 28573 1333 2324 232 Claro NXT Telecomunicacoes Ltda, BR 3816 1297 770 196 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1284 343 508 Axtel, S.A.B. de C.V., MX 6147 1112 369 22 Telefonica del Peru S.A.A., PE 28202 1099 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1053 168 424 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 1604 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1358 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1045 67 45 ORANGE-COTE-IVOIRE, CI 36935 938 521 44 Vodafone-, EG 37457 860 319 45 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 536 55 48 WANANCHI-, KE 36914 523 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 11868 3381 605 UNINET, MX 9808 9487 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 9160 11005 3272 AMAZON-02, US 12479 7386 1713 145 UNI2-AS, ES 7545 5710 785 696 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4539 301 672 CABLEONE, US 18403 4203 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4171 288 99 VIASAT-SP-BACKBONE, US 20940 4080 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 9487 9447 CHINAMOBILE-CN China Mobile Communications Grou 12479 7386 7241 UNI2-AS, ES 16509 9160 5888 AMAZON-02, US 7545 5710 5014 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4203 4178 FPT-AS-AP FPT Telecom Company, VN 7155 4171 4072 VIASAT-SP-BACKBONE, US 20940 4080 3929 AKAMAI-ASN1, NL 11492 4539 3867 CABLEONE, US 7552 3765 3745 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 /14:1204 /15:2120 /16:13556 /17:8368 /18:14027 /19:25208 /20:44183 /21:52266 /22:111519 /23:102905 /24:571611 /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 6472 7386 UNI2-AS, ES 8151 5889 11868 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3452 4539 CABLEONE, US 6327 3356 3546 SHAW, CA 7155 3117 4171 VIASAT-SP-BACKBONE, US 8551 2929 3452 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2581 3528 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2157 2501 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2112 3538 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) ---------------------------------------------- 1:2200 2:1437 3:266 4:7 5:4462 6:137 7:6 8:1523 9:1 11:172 12:1499 13:372 14:2311 15:303 16:201 17:367 18:661 20:315 21:4 22:188 23:6463 24:2924 25:2 27:2647 29:19 31:2577 32:82 34:26 35:116 36:1996 37:4547 38:6514 39:866 40:143 41:4502 42:2030 43:2323 44:327 45:17358 46:4344 47:371 49:1836 50:1906 51:583 52:1591 54:393 55:949 56:5 57:136 58:1861 59:1115 60:1006 61:2605 62:2774 63:1923 64:5816 65:2370 66:5099 67:3092 68:1354 69:4159 70:1353 71:648 72:3013 74:2650 75:1599 76:632 77:2419 78:1841 79:3011 80:2128 81:1854 82:1534 83:1323 84:1570 85:3100 86:762 87:2107 88:1259 89:3961 90:626 91:7971 92:2063 93:2643 94:3603 95:4095 96:1301 97:316 98:1100 99:735 100:91 101:1293 102:3248 103:32323 104:4762 105:775 106:907 107:2722 108:1149 109:4282 110:2136 111:3150 112:2058 113:1763 114:1706 115:2069 116:1923 117:2521 118:2698 119:1976 120:1771 121:1155 122:2625 123:2195 124:1573 125:2563 128:1480 129:991 130:1077 131:2055 132:876 133:408 134:1785 135:346 136:914 137:994 138:2841 139:1584 140:1305 141:1334 142:1529 143:1569 144:1008 145:351 146:1979 147:1619 148:2484 149:2392 150:894 151:1240 152:1988 153:594 154:5415 155:1403 156:2031 157:1355 158:1059 159:2202 160:2693 161:1607 162:3525 163:1636 164:1751 165:1899 166:1067 167:1762 168:4000 169:816 170:4865 171:956 172:3798 173:2996 174:989 175:1201 176:3844 177:5442 178:3576 179:2409 180:2478 181:3549 182:3381 183:1971 184:2274 185:20852 186:5023 187:4562 188:4275 189:4219 190:9386 191:1832 192:10973 193:8995 194:7380 195:5300 196:3302 197:2813 198:5998 199:6286 200:8199 201:6270 202:10442 203:10147 204:4572 205:3697 206:4418 207:3500 208:4148 209:4943 210:4310 211:2462 212:4320 213:3421 214:1110 215:71 216:6795 217:2870 218:1288 219:413 220:1796 221:986 222:664 223:2153 End of report