IPv4 R&E Routing Table Report 18:35 GMT Thu 31 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: 942678 Prefixes after maximum aggregation (per Origin AS): 351526 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452147 Number of IPv4 prefixes with a valid ROA: 429611 Number of IPv4 prefixes with an invalid ROA: 1428 Number of IPv4 prefixes with no ROA: 511639 Total ASes present in the Internet Routing Table: 74724 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 64423 Origin ASes announcing only one prefix: 25883 Transit ASes present in the Internet Routing Table: 10301 Transit-only ASes present in the Internet Routing Table: 443 Paths with bogon ASNs present in the IPv4 Routing Table: 100 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: 1046 Number of instances of unregistered ASNs: 1048 Number of 32-bit ASNs allocated by the RIRs: 42544 Number of 32-bit ASNs visible in the Routing Table: 35021 Prefixes from 32-bit ASNs in the Routing Table: 179487 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 554 Number of addresses announced to Internet: 3056471552 Equivalent to 182 /8s, 46 /16s and 14 /24s Percentage of available address space announced: 82.6 Percentage of allocated address space announced: 82.6 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: 317970 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243516 Total APNIC prefixes after maximum aggregation: 69764 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 237222 Unique aggregates announced from the APNIC address blocks: 98470 APNIC Region origin ASes present in the Internet Routing Table: 13557 APNIC Prefixes per ASN: 17.50 APNIC Region origin ASes announcing only one prefix: 4006 APNIC Region transit ASes present in the Internet Routing Table: 1784 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8913 Number of APNIC addresses announced to Internet: 772594432 Equivalent to 46 /8s, 12 /16s and 219 /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: 276241 Total ARIN prefixes after maximum aggregation: 123805 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278829 Unique aggregates announced from the ARIN address blocks: 131310 ARIN Region origin ASes present in the Internet Routing Table: 19086 ARIN Prefixes per ASN: 14.61 ARIN Region origin ASes announcing only one prefix: 6957 ARIN Region transit ASes present in the Internet Routing Table: 1880 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: 4820 Number of ARIN addresses announced to Internet: 1280251136 Equivalent to 76 /8s, 79 /16s and 21 /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: 263350 Total RIPE prefixes after maximum aggregation: 122763 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259638 Unique aggregates announced from the RIPE address blocks: 159912 RIPE Region origin ASes present in the Internet Routing Table: 28417 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12012 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: 11318 Number of RIPE addresses announced to Internet: 716814336 Equivalent to 42 /8s, 185 /16s and 184 /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: 126212 Total LACNIC prefixes after maximum aggregation: 28498 LACNIC Deaggregation factor: 4.43 Prefixes being announced from the LACNIC address blocks: 125141 Unique aggregates announced from the LACNIC address blocks: 49322 LACNIC Region origin ASes present in the Internet Routing Table: 11031 LACNIC Prefixes per ASN: 11.34 LACNIC Region origin ASes announcing only one prefix: 2332 LACNIC Region transit ASes present in the Internet Routing Table: 2333 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: 8840 Number of LACNIC addresses announced to Internet: 178633472 Equivalent to 10 /8s, 165 /16s and 187 /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: 32313 Total AfriNIC prefixes after maximum aggregation: 5974 AfriNIC Deaggregation factor: 5.41 Prefixes being announced from the AfriNIC address blocks: 41294 Unique aggregates announced from the AfriNIC address blocks: 12670 AfriNIC Region origin ASes present in the Internet Routing Table: 1785 AfriNIC Prefixes per ASN: 23.13 AfriNIC Region origin ASes announcing only one prefix: 576 AfriNIC Region transit ASes present in the Internet Routing Table: 337 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: 1130 Number of AfriNIC addresses announced to Internet: 107716608 Equivalent to 6 /8s, 107 /16s and 160 /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 9492 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5723 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4349 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3734 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3568 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3423 1840 98 VNPT-AS-VN VNPT Corp, VN 9498 3111 498 251 BBIL-AP BHARTI Airtel Ltd., IN 24560 2490 847 397 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11270 590 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 9004 10983 3247 AMAZON-02, US 11492 4523 300 648 CABLEONE, US 7155 4178 288 100 VIASAT-SP-BACKBONE, US 174 3779 6655 616 COGENT-174, US 22773 3560 3057 315 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3535 1319 66 SHAW, CA 749 3146 54960 2398 DNIC-AS-00749, US 16625 3006 1447 2274 AKAMAI-AS, US 367 2982 3837 1408 DNIC-ASBLK-00306-00371, US 396982 2687 3596 387 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 4046 3398 151 AKAMAI-ASN1, NL 8551 3462 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2909 2298 918 ROSTELECOM-AS, RU 9009 2660 246 1376 M247, RO 34984 2329 362 597 TELLCOM-AS, TR 58224 1749 933 521 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1512 101 1180 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 11722 3362 602 UNINET, MX 10620 3534 506 848 Telmex Colombia S.A., CO 13999 2453 364 642 Mega Cable, S.A. de C.V., MX 11830 1996 369 64 Instituto Costarricense de Electricidad 28573 1316 2324 233 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 344 509 Axtel, S.A.B. de C.V., MX 3816 1295 764 191 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 28202 1121 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1120 182 433 Techtel LMDS Comunicaciones Interactiva 6147 1113 370 22 Telefonica del Peru S.A.A., PE 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 1593 393 19 LINKdotNET-AS, EG 24835 1457 497 26 RAYA-AS, EG 36992 1356 1518 281 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1049 67 45 ORANGE-COTE-IVOIRE, CI 37457 812 319 45 Telkom-Internet, ZA 36935 781 520 36 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 15399 532 54 45 WANANCHI-, KE 36914 517 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 11722 3362 602 UNINET, MX 9808 9492 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 9004 10983 3247 AMAZON-02, US 12479 7343 1713 145 UNI2-AS, ES 7545 5723 784 686 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4523 300 648 CABLEONE, US 18403 4349 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4178 288 100 VIASAT-SP-BACKBONE, US 20940 4046 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 9492 9452 CHINAMOBILE-CN China Mobile Communications Grou 12479 7343 7198 UNI2-AS, ES 16509 9004 5757 AMAZON-02, US 7545 5723 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4349 4324 FPT-AS-AP FPT Telecom Company, VN 7155 4178 4078 VIASAT-SP-BACKBONE, US 20940 4046 3895 AKAMAI-ASN1, NL 11492 4523 3875 CABLEONE, US 7552 3734 3714 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 /14:1206 /15:2126 /16:13580 /17:8340 /18:14030 /19:25224 /20:44262 /21:52230 /22:111139 /23:102619 /24:566877 /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 5744 11722 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3433 4523 CABLEONE, US 6327 3345 3535 SHAW, CA 7155 3124 4178 VIASAT-SP-BACKBONE, US 8551 2930 3462 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2604 3560 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2156 2498 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2097 3534 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) ---------------------------------------------- 1:2223 2:1386 3:242 4:5 5:4619 6:137 7:6 8:1540 9:1 11:172 12:1510 13:373 14:2306 15:302 16:195 17:370 18:634 20:288 21:4 22:188 23:6383 24:2890 25:6 27:2634 29:19 31:2560 32:83 34:25 35:117 36:1992 37:4524 38:6247 39:870 40:147 41:4523 42:2102 43:2328 44:326 45:17255 46:4322 47:386 49:1799 50:1887 51:596 52:1598 54:392 55:962 56:8 57:130 58:1861 59:1115 60:1000 61:2571 62:2776 63:1930 64:5741 65:2347 66:5040 67:3058 68:1355 69:4166 70:1356 71:666 72:3033 74:2641 75:1596 76:619 77:2470 78:1847 79:2990 80:2143 81:1854 82:1503 83:1295 84:1529 85:3019 86:751 87:2099 88:1230 89:3861 90:619 91:7905 92:2068 93:2630 94:3574 95:4029 96:1289 97:321 98:1096 99:734 100:90 101:1317 102:3270 103:32149 104:4585 105:712 106:882 107:2594 108:1147 109:4262 110:2129 111:3136 112:2067 113:1756 114:1664 115:2067 116:1930 117:2505 118:2698 119:1988 120:1783 121:1103 122:2600 123:2165 124:1573 125:2487 128:1478 129:996 130:1069 131:2054 132:864 133:419 134:1792 135:350 136:916 137:987 138:2791 139:1566 140:1238 141:1297 142:1493 143:1523 144:1002 145:342 146:1958 147:1620 148:2464 149:2236 150:883 151:1231 152:1998 153:589 154:5102 155:1389 156:1974 157:1336 158:1084 159:2226 160:2668 161:1589 162:3540 163:1605 164:1750 165:1899 166:1018 167:1736 168:3897 169:925 170:4835 171:887 172:3669 173:2972 174:993 175:1210 176:3827 177:5348 178:3561 179:2375 180:2432 181:3474 182:3316 183:1976 184:2282 185:20713 186:4995 187:4518 188:4267 189:4061 190:9310 191:1771 192:10957 193:8987 194:7341 195:5271 196:3325 197:2777 198:5977 199:6128 200:8030 201:6119 202:10428 203:10169 204:4559 205:3660 206:4364 207:3472 208:4150 209:4956 210:4282 211:2457 212:4278 213:3449 214:1093 215:59 216:6749 217:2874 218:1283 219:409 220:1795 221:980 222:664 223:2151 End of report