IPv4 R&E Routing Table Report 18:35 GMT Tue 22 Aug, 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: 943856 Prefixes after maximum aggregation (per Origin AS): 351570 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452077 Number of IPv4 prefixes with a valid ROA: 429680 Number of IPv4 prefixes with an invalid ROA: 1457 Number of IPv4 prefixes with no ROA: 512719 Total ASes present in the Internet Routing Table: 74672 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 64369 Origin ASes announcing only one prefix: 25898 Transit ASes present in the Internet Routing Table: 10303 Transit-only ASes present in the Internet Routing Table: 443 Paths with bogon ASNs present in the IPv4 Routing Table: 78 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: 1027 Number of instances of unregistered ASNs: 1029 Number of 32-bit ASNs allocated by the RIRs: 42490 Number of 32-bit ASNs visible in the Routing Table: 34960 Prefixes from 32-bit ASNs in the Routing Table: 179303 Number of bogon 32-bit ASNs visible in the Routing Table: 31 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 557 Number of addresses announced to Internet: 3056086528 Equivalent to 182 /8s, 40 /16s and 46 /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: 318954 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243490 Total APNIC prefixes after maximum aggregation: 69667 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 237135 Unique aggregates announced from the APNIC address blocks: 98535 APNIC Region origin ASes present in the Internet Routing Table: 13527 APNIC Prefixes per ASN: 17.53 APNIC Region origin ASes announcing only one prefix: 3996 APNIC Region transit ASes present in the Internet Routing Table: 1788 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8885 Number of APNIC addresses announced to Internet: 772832000 Equivalent to 46 /8s, 16 /16s and 123 /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: 276307 Total ARIN prefixes after maximum aggregation: 123878 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278807 Unique aggregates announced from the ARIN address blocks: 130911 ARIN Region origin ASes present in the Internet Routing Table: 19089 ARIN Prefixes per ASN: 14.61 ARIN Region origin ASes announcing only one prefix: 6967 ARIN Region transit ASes present in the Internet Routing Table: 1885 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: 4819 Number of ARIN addresses announced to Internet: 1280104960 Equivalent to 76 /8s, 76 /16s and 218 /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: 264280 Total RIPE prefixes after maximum aggregation: 122829 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260695 Unique aggregates announced from the RIPE address blocks: 159947 RIPE Region origin ASes present in the Internet Routing Table: 28416 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 12011 RIPE Region transit ASes present in the Internet Routing Table: 3810 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: 11307 Number of RIPE addresses announced to Internet: 716485888 Equivalent to 42 /8s, 180 /16s and 181 /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: 126324 Total LACNIC prefixes after maximum aggregation: 28531 LACNIC Deaggregation factor: 4.43 Prefixes being announced from the LACNIC address blocks: 125255 Unique aggregates announced from the LACNIC address blocks: 49659 LACNIC Region origin ASes present in the Internet Routing Table: 11014 LACNIC Prefixes per ASN: 11.37 LACNIC Region origin ASes announcing only one prefix: 2346 LACNIC Region transit ASes present in the Internet Routing Table: 2320 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: 8827 Number of LACNIC addresses announced to Internet: 178525184 Equivalent to 10 /8s, 164 /16s and 20 /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: 32428 Total AfriNIC prefixes after maximum aggregation: 5952 AfriNIC Deaggregation factor: 5.45 Prefixes being announced from the AfriNIC address blocks: 41407 Unique aggregates announced from the AfriNIC address blocks: 12559 AfriNIC Region origin ASes present in the Internet Routing Table: 1780 AfriNIC Prefixes per ASN: 23.26 AfriNIC Region origin ASes announcing only one prefix: 578 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: 1122 Number of AfriNIC addresses announced to Internet: 107670784 Equivalent to 6 /8s, 106 /16s and 237 /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 9520 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5699 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4347 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3730 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3569 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3436 1840 98 VNPT-AS-VN VNPT Corp, VN 9498 3100 498 248 BBIL-AP BHARTI Airtel Ltd., IN 24560 2486 846 405 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2307 11270 588 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 8806 10896 3218 AMAZON-02, US 11492 4526 300 627 CABLEONE, US 7155 4178 288 100 VIASAT-SP-BACKBONE, US 174 3620 6653 612 COGENT-174, US 22773 3572 3057 315 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3527 1319 66 SHAW, CA 749 3146 54960 2398 DNIC-AS-00749, US 16625 3056 1486 2305 AKAMAI-AS, US 367 2992 3830 1418 DNIC-ASBLK-00306-00371, US 396982 2684 3596 386 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 7343 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4056 3398 151 AKAMAI-ASN1, NL 8551 3461 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2910 2298 918 ROSTELECOM-AS, RU 9009 2689 248 1398 M247, RO 34984 2329 362 594 TELLCOM-AS, TR 58224 1790 938 563 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1528 102 1193 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 11622 3358 606 UNINET, MX 10620 3530 506 849 Telmex Colombia S.A., CO 13999 2441 365 642 Mega Cable, S.A. de C.V., MX 11830 1997 369 64 Instituto Costarricense de Electricidad 28573 1315 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 344 509 Axtel, S.A.B. de C.V., MX 3816 1288 757 193 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1114 370 22 Telefonica del Peru S.A.A., PE 11664 1113 181 435 Techtel LMDS Comunicaciones Interactiva 28202 1068 52 9 Rede Brasileira de Comunicacao SA, BR 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 1594 393 19 LINKdotNET-AS, EG 24835 1503 533 27 RAYA-AS, EG 36992 1355 1518 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1051 67 45 ORANGE-COTE-IVOIRE, CI 36935 903 520 35 Vodafone-, EG 37457 817 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 532 54 44 WANANCHI-, KE 36914 527 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 11622 3358 606 UNINET, MX 9808 9520 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 8806 10896 3218 AMAZON-02, US 12479 7343 1713 145 UNI2-AS, ES 7545 5699 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4526 300 627 CABLEONE, US 18403 4347 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 9520 9480 CHINAMOBILE-CN China Mobile Communications Grou 12479 7343 7198 UNI2-AS, ES 16509 8806 5588 AMAZON-02, US 7545 5699 5013 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4347 4322 FPT-AS-AP FPT Telecom Company, VN 7155 4178 4078 VIASAT-SP-BACKBONE, US 20940 4056 3905 AKAMAI-ASN1, NL 11492 4526 3899 CABLEONE, US 7552 3730 3709 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 /14:1205 /15:2127 /16:13579 /17:8340 /18:14053 /19:25255 /20:44304 /21:52356 /22:111219 /23:102717 /24:567656 /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 6429 7343 UNI2-AS, ES 8151 5660 11622 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3436 4526 CABLEONE, US 6327 3337 3527 SHAW, CA 7155 3124 4178 VIASAT-SP-BACKBONE, US 8551 2929 3461 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2616 3572 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2153 2495 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2094 3530 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) ---------------------------------------------- 1:2226 2:1377 3:226 4:5 5:4630 6:138 7:6 8:1539 9:1 11:172 12:1508 13:378 14:2305 15:302 16:197 17:373 18:600 20:287 21:4 22:188 23:6377 24:3030 25:6 27:2621 29:19 31:2551 32:85 34:25 35:117 36:1987 37:4630 38:6214 39:863 40:147 41:4515 42:2088 43:2321 44:325 45:17220 46:4330 47:384 49:1795 50:1890 51:595 52:1599 54:392 55:971 56:8 57:130 58:1862 59:1114 60:996 61:2572 62:2788 63:1924 64:5741 65:2373 66:5043 67:3046 68:1341 69:4123 70:1360 71:665 72:3030 74:2657 75:1602 76:616 77:2568 78:1846 79:2988 80:2145 81:1824 82:1597 83:1300 84:1529 85:3023 86:756 87:2075 88:1227 89:3880 90:619 91:7917 92:2065 93:2608 94:3578 95:4030 96:1297 97:317 98:1100 99:734 100:90 101:1316 102:3251 103:32051 104:4603 105:700 106:881 107:2585 108:1137 109:4293 110:2117 111:3135 112:2074 113:1757 114:1661 115:2061 116:1922 117:2522 118:2696 119:1974 120:1788 121:1101 122:2612 123:2166 124:1570 125:2489 128:1495 129:1113 130:1062 131:2046 132:858 133:420 134:1795 135:349 136:916 137:983 138:2808 139:1561 140:1256 141:1300 142:1483 143:1552 144:1005 145:340 146:1977 147:1625 148:2454 149:2196 150:884 151:1206 152:1991 153:587 154:5027 155:1393 156:1950 157:1329 158:1087 159:2235 160:2671 161:1593 162:3539 163:1611 164:1744 165:1896 166:1013 167:1736 168:4033 169:924 170:4826 171:907 172:3654 173:2991 174:993 175:1198 176:3839 177:5428 178:3565 179:2401 180:2452 181:3535 182:3411 183:1980 184:2300 185:20725 186:5022 187:4506 188:4274 189:4027 190:9330 191:1772 192:10923 193:8974 194:7372 195:5264 196:3328 197:2796 198:5996 199:6086 200:7999 201:6145 202:10451 203:10167 204:4563 205:3663 206:4360 207:3480 208:4132 209:4946 210:4281 211:2457 212:4293 213:3621 214:1091 215:59 216:6740 217:2877 218:1283 219:417 220:1792 221:978 222:664 223:2154 End of report