IPv4 R&E Routing Table Report 18:35 GMT Wed 28 Jun, 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: 941013 Prefixes after maximum aggregation (per Origin AS): 350170 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 450589 Number of IPv4 prefixes with a valid ROA: 420243 Number of IPv4 prefixes with an invalid ROA: 1533 Number of IPv4 prefixes with no ROA: 519237 Total ASes present in the Internet Routing Table: 74503 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 64271 Origin ASes announcing only one prefix: 25891 Transit ASes present in the Internet Routing Table: 10232 Transit-only ASes present in the Internet Routing Table: 432 Paths with bogon ASNs present in the IPv4 Routing Table: 66 Average AS path length visible in the Internet Routing Table: 7.7 Max AS path length visible: 129 Max AS path prepend of ASN ( 37447) 127 Prefixes from unregistered ASNs in the Routing Table: 1074 Number of instances of unregistered ASNs: 1078 Number of 32-bit ASNs allocated by the RIRs: 42172 Number of 32-bit ASNs visible in the Routing Table: 34745 Prefixes from 32-bit ASNs in the Routing Table: 177376 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: 570 Number of addresses announced to Internet: 3054114304 Equivalent to 182 /8s, 10 /16s and 22 /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: 99.6 Total number of prefixes smaller than registry allocations: 318385 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 242497 Total APNIC prefixes after maximum aggregation: 69031 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 236429 Unique aggregates announced from the APNIC address blocks: 98358 APNIC Region origin ASes present in the Internet Routing Table: 13440 APNIC Prefixes per ASN: 17.59 APNIC Region origin ASes announcing only one prefix: 3962 APNIC Region transit ASes present in the Internet Routing Table: 1782 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8796 Number of APNIC addresses announced to Internet: 772976384 Equivalent to 46 /8s, 18 /16s and 175 /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: 275408 Total ARIN prefixes after maximum aggregation: 123369 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 278250 Unique aggregates announced from the ARIN address blocks: 130672 ARIN Region origin ASes present in the Internet Routing Table: 19108 ARIN Prefixes per ASN: 14.56 ARIN Region origin ASes announcing only one prefix: 6985 ARIN Region transit ASes present in the Internet Routing Table: 1879 Average ARIN Region AS path length visible: 7.4 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4807 Number of ARIN addresses announced to Internet: 1278790144 Equivalent to 76 /8s, 56 /16s and 202 /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: 263652 Total RIPE prefixes after maximum aggregation: 122787 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259569 Unique aggregates announced from the RIPE address blocks: 159299 RIPE Region origin ASes present in the Internet Routing Table: 28372 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12006 RIPE Region transit ASes present in the Internet Routing Table: 3790 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 37 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11236 Number of RIPE addresses announced to Internet: 717478656 Equivalent to 42 /8s, 195 /16s and 219 /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 196608-213403 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: 126486 Total LACNIC prefixes after maximum aggregation: 28396 LACNIC Deaggregation factor: 4.45 Prefixes being announced from the LACNIC address blocks: 125561 Unique aggregates announced from the LACNIC address blocks: 49531 LACNIC Region origin ASes present in the Internet Routing Table: 11005 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2355 LACNIC Region transit ASes present in the Internet Routing Table: 2298 Average LACNIC Region AS path length visible: 8.3 Max LACNIC Region AS path length visible: 59 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8798 Number of LACNIC addresses announced to Internet: 176964608 Equivalent to 10 /8s, 140 /16s and 68 /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: 31896 Total AfriNIC prefixes after maximum aggregation: 5860 AfriNIC Deaggregation factor: 5.44 Prefixes being announced from the AfriNIC address blocks: 40634 Unique aggregates announced from the AfriNIC address blocks: 12258 AfriNIC Region origin ASes present in the Internet Routing Table: 1756 AfriNIC Prefixes per ASN: 23.14 AfriNIC Region origin ASes announcing only one prefix: 583 AfriNIC Region transit ASes present in the Internet Routing Table: 326 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 129 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1108 Number of AfriNIC addresses announced to Internet: 107574016 Equivalent to 6 /8s, 105 /16s and 115 /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 9501 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5679 784 693 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4231 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3681 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3460 1856 96 VNPT-AS-VN VNPT Corp, VN 7713 3427 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 3049 499 254 BBIL-AP BHARTI Airtel Ltd., IN 24560 2434 837 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2309 11270 588 KIXS-AS-KR Korea Telecom, KR 4755 2152 442 198 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 8629 10883 3129 AMAZON-02, US 11492 4519 300 614 CABLEONE, US 7155 4145 286 84 VIASAT-SP-BACKBONE, US 22773 3545 3037 267 ASN-CXA-ALL-CCI-22773-RDC, US 174 3539 6657 617 COGENT-174, US 6327 3524 1319 66 SHAW, CA 749 3125 54969 2377 DNIC-AS-00749, US 16625 3100 1539 2332 AKAMAI-AS, US 396982 2667 3594 379 GOOGLE-CLOUD-PLATFORM, US 30036 2498 361 432 MEDIACOM-ENTERPRISE-BUSINESS, 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 7298 1706 141 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4060 3398 157 AKAMAI-ASN1, NL 8551 3464 368 33 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2900 2292 912 ROSTELECOM-AS, RU 9009 2662 247 1381 M247, RO 34984 2307 361 609 TELLCOM-AS, TR 6849 1887 307 17 UKRTELNET, UA 58224 1831 946 535 TCI, IR 13188 1607 100 26 TRIOLAN, UA 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 11481 3357 594 UNINET, MX 10620 3527 506 845 Telmex Colombia S.A., CO 13999 2379 355 627 Mega Cable, S.A. de C.V., MX 11830 2269 369 64 Instituto Costarricense de Electricidad 28573 1317 2323 241 Claro NXT Telecomunicacoes Ltda, BR 6503 1304 344 511 Axtel, S.A.B. de C.V., MX 3816 1301 767 167 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1128 370 22 Telefonica del Peru S.A.A., PE 11664 1098 177 436 Techtel LMDS Comunicaciones Interactiva 26615 1039 2500 47 TIM 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 1616 393 19 LINKdotNET-AS, EG 24835 1536 533 27 RAYA-AS, EG 36992 1312 1518 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1037 67 48 ORANGE-COTE-IVOIRE, CI 36935 917 520 42 Vodafone-, EG 37457 812 319 46 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 531 54 42 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 11481 3357 594 UNINET, MX 9808 9501 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8629 10883 3129 AMAZON-02, US 12479 7298 1706 141 UNI2-AS, ES 7545 5679 784 693 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4519 300 614 CABLEONE, US 18403 4231 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4145 286 84 VIASAT-SP-BACKBONE, US 20940 4060 3398 157 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 9501 9464 CHINAMOBILE-CN China Mobile Communications Grou 12479 7298 7157 UNI2-AS, ES 16509 8629 5500 AMAZON-02, US 7545 5679 4986 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4231 4206 FPT-AS-AP FPT Telecom Company, VN 7155 4145 4061 VIASAT-SP-BACKBONE, US 11492 4519 3905 CABLEONE, US 20940 4060 3903 AKAMAI-ASN1, NL 7552 3681 3660 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 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 19695 UNALLOCATED 8.20.161.0/24 46887 LIGHTOWER, 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 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 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 /11:103 /12:299 /13:576 /14:1208 /15:2133 /16:13545 /17:8313 /18:14022 /19:25268 /20:43958 /21:52372 /22:111052 /23:102040 /24:566056 /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 6387 7298 UNI2-AS, ES 8151 5404 11481 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3428 4519 CABLEONE, US 6327 3334 3524 SHAW, CA 7155 3107 4145 VIASAT-SP-BACKBONE, US 8551 2933 3464 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2613 3545 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2153 2498 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2086 3527 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) ---------------------------------------------- 1:2171 2:1332 3:222 4:5 5:4603 6:130 7:6 8:1555 9:1 11:172 12:1519 13:387 14:2312 15:301 16:192 17:372 18:492 20:264 21:4 22:188 23:6332 24:2993 25:6 27:2595 29:19 31:2532 32:84 34:22 35:113 36:1973 37:4694 38:5982 39:828 40:150 41:4412 42:2003 43:2346 44:304 45:17166 46:4433 47:377 49:1760 50:1877 51:585 52:1597 54:394 55:967 56:8 57:130 58:1889 59:1111 60:980 61:2564 62:2769 63:1913 64:5772 65:2339 66:5161 67:3090 68:1370 69:4150 70:1378 71:695 72:3062 74:2653 75:1594 76:612 77:2558 78:1879 79:2987 80:2138 81:1821 82:1514 83:1275 84:1547 85:3057 86:748 87:2016 88:1227 89:3818 90:615 91:7865 92:2046 93:2624 94:3657 95:4062 96:1309 97:337 98:1158 99:737 100:94 101:1312 102:3067 103:31711 104:4636 105:723 106:937 107:2572 108:1065 109:4226 110:2102 111:3123 112:2055 113:1742 114:1650 115:2047 116:1904 117:2536 118:2620 119:1978 120:1803 121:1091 122:2632 123:2167 124:1566 125:2471 128:1468 129:1121 130:1045 131:2057 132:859 133:422 134:1798 135:352 136:893 137:968 138:2722 139:1552 140:1250 141:1423 142:1452 143:1549 144:1103 145:342 146:1981 147:1597 148:2431 149:2270 150:888 151:1161 152:1985 153:563 154:4826 155:1404 156:1820 157:1317 158:1083 159:2267 160:2632 161:1558 162:3533 163:1568 164:1631 165:1918 166:1086 167:1729 168:4025 169:963 170:4825 171:897 172:3607 173:2975 174:1080 175:1204 176:3822 177:5460 178:3635 179:2470 180:2446 181:3516 182:3397 183:2020 184:2330 185:20590 186:5137 187:4400 188:4234 189:4065 190:9277 191:1774 192:10914 193:8951 194:7387 195:5219 196:3318 197:2666 198:5975 199:6122 200:8048 201:6052 202:10508 203:10415 204:4571 205:3678 206:4358 207:3467 208:4156 209:4963 210:4288 211:2450 212:4283 213:3647 214:1087 215:59 216:6749 217:2855 218:1293 219:417 220:1750 221:965 222:677 223:2158 End of report