IPv4 R&E Routing Table Report 18:35 GMT Thu 21 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: 945466 Prefixes after maximum aggregation (per Origin AS): 352755 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452665 Number of IPv4 prefixes with a valid ROA: 432565 Number of IPv4 prefixes with an invalid ROA: 1553 Number of IPv4 prefixes with no ROA: 511348 Total ASes present in the Internet Routing Table: 74827 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 64509 Origin ASes announcing only one prefix: 25921 Transit ASes present in the Internet Routing Table: 10318 Transit-only ASes present in the Internet Routing Table: 461 Paths with bogon ASNs present in the IPv4 Routing Table: 106 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 59 Max AS path prepend of ASN ( 37037) 51 Prefixes from unregistered ASNs in the Routing Table: 1041 Number of instances of unregistered ASNs: 1043 Number of 32-bit ASNs allocated by the RIRs: 42652 Number of 32-bit ASNs visible in the Routing Table: 35115 Prefixes from 32-bit ASNs in the Routing Table: 180514 Number of bogon 32-bit ASNs visible in the Routing Table: 43 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 555 Number of addresses announced to Internet: 3054205952 Equivalent to 182 /8s, 11 /16s and 124 /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: 318777 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243725 Total APNIC prefixes after maximum aggregation: 70190 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 237327 Unique aggregates announced from the APNIC address blocks: 98659 APNIC Region origin ASes present in the Internet Routing Table: 13601 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 4033 APNIC Region transit ASes present in the Internet Routing Table: 1811 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8966 Number of APNIC addresses announced to Internet: 772282368 Equivalent to 46 /8s, 8 /16s and 24 /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: 276999 Total ARIN prefixes after maximum aggregation: 123713 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 280380 Unique aggregates announced from the ARIN address blocks: 131690 ARIN Region origin ASes present in the Internet Routing Table: 19090 ARIN Prefixes per ASN: 14.69 ARIN Region origin ASes announcing only one prefix: 6946 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: 4823 Number of ARIN addresses announced to Internet: 1278622720 Equivalent to 76 /8s, 54 /16s and 60 /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: 264728 Total RIPE prefixes after maximum aggregation: 123621 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 260112 Unique aggregates announced from the RIPE address blocks: 159948 RIPE Region origin ASes present in the Internet Routing Table: 28440 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12039 RIPE Region transit ASes present in the Internet Routing Table: 3812 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11350 Number of RIPE addresses announced to Internet: 716862464 Equivalent to 42 /8s, 186 /16s and 116 /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: 126700 Total LACNIC prefixes after maximum aggregation: 28516 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125542 Unique aggregates announced from the LACNIC address blocks: 49233 LACNIC Region origin ASes present in the Internet Routing Table: 11032 LACNIC Prefixes per ASN: 11.38 LACNIC Region origin ASes announcing only one prefix: 2317 LACNIC Region transit ASes present in the Internet Routing Table: 2314 Average LACNIC Region AS path length visible: 8.5 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8844 Number of LACNIC addresses announced to Internet: 178262784 Equivalent to 10 /8s, 160 /16s and 19 /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: 32273 Total AfriNIC prefixes after maximum aggregation: 5985 AfriNIC Deaggregation factor: 5.39 Prefixes being announced from the AfriNIC address blocks: 41550 Unique aggregates announced from the AfriNIC address blocks: 12673 AfriNIC Region origin ASes present in the Internet Routing Table: 1793 AfriNIC Prefixes per ASN: 23.17 AfriNIC Region origin ASes announcing only one prefix: 586 AfriNIC Region transit ASes present in the Internet Routing Table: 335 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 54 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1132 Number of AfriNIC addresses announced to Internet: 107735296 Equivalent to 6 /8s, 107 /16s and 233 /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 5725 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4282 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3743 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3566 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3406 1824 97 VNPT-AS-VN VNPT Corp, VN 9498 3155 498 253 BBIL-AP BHARTI Airtel Ltd., IN 24560 2517 850 382 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2290 11269 604 KIXS-AS-KR Korea Telecom, KR 4755 2150 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 9106 10999 3251 AMAZON-02, US 11492 4531 301 669 CABLEONE, US 7155 4180 289 101 VIASAT-SP-BACKBONE, US 174 3909 6655 609 COGENT-174, US 6327 3542 1319 66 SHAW, CA 22773 3542 3055 304 ASN-CXA-ALL-CCI-22773-RDC, US 749 3151 54959 2403 DNIC-AS-00749, US 367 3019 3844 1449 DNIC-ASBLK-00306-00371, US 16625 2952 1405 2256 AKAMAI-AS, US 396982 2698 3597 392 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 4025 3398 151 AKAMAI-ASN1, NL 8551 3457 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2908 2298 917 ROSTELECOM-AS, RU 9009 2738 255 1397 M247, RO 34984 2332 362 592 TELLCOM-AS, TR 58224 1747 928 513 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1476 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 11839 3368 600 UNINET, MX 10620 3542 506 852 Telmex Colombia S.A., CO 13999 2402 334 623 Mega Cable, S.A. de C.V., MX 11830 2002 369 64 Instituto Costarricense de Electricidad 28573 1326 2324 232 Claro NXT Telecomunicacoes Ltda, BR 3816 1296 764 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1293 344 507 Axtel, S.A.B. de C.V., MX 11664 1117 181 427 Techtel LMDS Comunicaciones Interactiva 6147 1113 369 22 Telefonica del Peru S.A.A., PE 28202 1090 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 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 1046 67 45 ORANGE-COTE-IVOIRE, CI 36935 937 521 44 Vodafone-, EG 37457 812 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 535 54 46 WANANCHI-, KE 36914 519 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 11839 3368 600 UNINET, MX 9808 9482 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9106 10999 3251 AMAZON-02, US 12479 7392 1713 145 UNI2-AS, ES 7545 5725 785 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4531 301 669 CABLEONE, US 18403 4282 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4180 289 101 VIASAT-SP-BACKBONE, US 20940 4025 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 9106 5855 AMAZON-02, US 7545 5725 5035 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4282 4257 FPT-AS-AP FPT Telecom Company, VN 7155 4180 4079 VIASAT-SP-BACKBONE, US 20940 4025 3874 AKAMAI-ASN1, NL 11492 4531 3862 CABLEONE, US 7552 3743 3723 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 /10:38 /11:101 /12:297 /13:576 /14:1206 /15:2126 /16:13557 /17:8326 /18:14031 /19:25245 /20:44165 /21:52221 /22:111384 /23:102721 /24:569442 /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 6479 7392 UNI2-AS, ES 8151 5867 11839 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3443 4531 CABLEONE, US 6327 3352 3542 SHAW, CA 7155 3126 4180 VIASAT-SP-BACKBONE, US 8551 2925 3457 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2591 3542 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2154 2496 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2106 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) ---------------------------------------------- 1:2193 2:1421 3:264 4:5 5:4585 6:135 7:6 8:1528 9:1 11:172 12:1513 13:373 14:2323 15:303 16:197 17:369 18:648 20:293 21:4 22:188 23:6404 24:2903 25:2 27:2653 29:19 31:2555 32:81 34:26 35:116 36:1995 37:4540 38:6407 39:872 40:146 41:4493 42:2074 43:2318 44:323 45:17301 46:4343 47:370 49:1827 50:1906 51:598 52:1597 54:394 55:964 56:5 57:131 58:1868 59:1119 60:1002 61:2600 62:2782 63:1924 64:5827 65:2372 66:5050 67:3069 68:1350 69:4177 70:1356 71:672 72:3013 74:2635 75:1594 76:619 77:2418 78:1839 79:2991 80:2131 81:1869 82:1494 83:1310 84:1550 85:3109 86:765 87:2103 88:1218 89:3913 90:622 91:7928 92:2068 93:2631 94:3563 95:4041 96:1294 97:314 98:1099 99:735 100:90 101:1316 102:3197 103:32174 104:4743 105:729 106:892 107:2686 108:1142 109:4260 110:2126 111:3144 112:2068 113:1758 114:1672 115:2068 116:1906 117:2520 118:2694 119:1965 120:1777 121:1138 122:2625 123:2170 124:1561 125:2505 128:1493 129:994 130:1074 131:2075 132:877 133:408 134:1786 135:349 136:978 137:983 138:2800 139:1568 140:1162 141:1325 142:1518 143:1593 144:1008 145:351 146:1962 147:1605 148:2484 149:2316 150:889 151:1232 152:1992 153:594 154:5383 155:1394 156:1963 157:1351 158:1088 159:2250 160:2686 161:1593 162:3547 163:1629 164:1742 165:1900 166:1063 167:1755 168:3926 169:901 170:4897 171:925 172:3751 173:2996 174:990 175:1205 176:3830 177:5330 178:3546 179:2420 180:2473 181:3554 182:3322 183:1980 184:2280 185:20806 186:5012 187:4568 188:4273 189:4151 190:9313 191:1836 192:11001 193:8999 194:7362 195:5297 196:3282 197:2763 198:5972 199:6144 200:8103 201:6136 202:10415 203:10152 204:4575 205:3701 206:4408 207:3488 208:4182 209:4960 210:4301 211:2453 212:4308 213:3439 214:1114 215:57 216:6780 217:2875 218:1285 219:411 220:1792 221:984 222:666 223:2148 End of report