IPv4 R&E Routing Table Report 18:35 GMT Tue 31 May, 2022 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: 915469 Prefixes after maximum aggregation (per Origin AS): 338694 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 433560 Number of IPv4 prefixes with a valid ROA: 343464 Number of IPv4 prefixes with an invalid ROA: 2832 Number of IPv4 prefixes with no ROA: 569173 Total ASes present in the Internet Routing Table: 73244 Prefixes per ASN: 12.50 Origin-only ASes present in the Internet Routing Table: 63041 Origin ASes announcing only one prefix: 25348 Transit ASes present in the Internet Routing Table: 10203 Transit-only ASes present in the Internet Routing Table: 365 Average AS path length visible in the Internet Routing Table: 6.0 Max AS path length visible: 57 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 918 Number of instances of unregistered ASNs: 921 Number of 32-bit ASNs allocated by the RIRs: 39500 Number of 32-bit ASNs visible in the Routing Table: 32789 Prefixes from 32-bit ASNs in the Routing Table: 161162 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 518 Number of addresses announced to Internet: 3065426688 Equivalent to 182 /8s, 182 /16s and 179 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 316430 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232002 Total APNIC prefixes after maximum aggregation: 66361 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 227277 Unique aggregates announced from the APNIC address blocks: 95144 APNIC Region origin ASes present in the Internet Routing Table: 12657 APNIC Prefixes per ASN: 17.96 APNIC Region origin ASes announcing only one prefix: 3619 APNIC Region transit ASes present in the Internet Routing Table: 1738 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7898 Number of APNIC addresses announced to Internet: 773455104 Equivalent to 46 /8s, 25 /16s and 253 /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, 131072-151865 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: 263895 Total ARIN prefixes after maximum aggregation: 120533 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263648 Unique aggregates announced from the ARIN address blocks: 126243 ARIN Region origin ASes present in the Internet Routing Table: 19067 ARIN Prefixes per ASN: 13.83 ARIN Region origin ASes announcing only one prefix: 6931 ARIN Region transit ASes present in the Internet Routing Table: 1901 Average ARIN Region AS path length visible: 5.8 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4507 Number of ARIN addresses announced to Internet: 1293388800 Equivalent to 77 /8s, 23 /16s and 140 /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: 262083 Total RIPE prefixes after maximum aggregation: 118003 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 259476 Unique aggregates announced from the RIPE address blocks: 151312 RIPE Region origin ASes present in the Internet Routing Table: 28147 RIPE Prefixes per ASN: 9.22 RIPE Region origin ASes announcing only one prefix: 11977 RIPE Region transit ASes present in the Internet Routing Table: 3877 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10722 Number of RIPE addresses announced to Internet: 714138880 Equivalent to 42 /8s, 144 /16s and 229 /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: 124708 Total LACNIC prefixes after maximum aggregation: 27547 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 124435 Unique aggregates announced from the LACNIC address blocks: 48628 LACNIC Region origin ASes present in the Internet Routing Table: 10974 LACNIC Prefixes per ASN: 11.34 LACNIC Region origin ASes announcing only one prefix: 2292 LACNIC Region transit ASes present in the Internet Routing Table: 2213 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 57 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8685 Number of LACNIC addresses announced to Internet: 176383744 Equivalent to 10 /8s, 131 /16s and 103 /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: 31863 Total AfriNIC prefixes after maximum aggregation: 5566 AfriNIC Deaggregation factor: 5.72 Prefixes being announced from the AfriNIC address blocks: 40115 Unique aggregates announced from the AfriNIC address blocks: 11804 AfriNIC Region origin ASes present in the Internet Routing Table: 1651 AfriNIC Prefixes per ASN: 24.30 AfriNIC Region origin ASes announcing only one prefix: 529 AfriNIC Region transit ASes present in the Internet Routing Table: 328 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 38 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 977 Number of AfriNIC addresses announced to Internet: 107768832 Equivalent to 6 /8s, 108 /16s and 108 /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 9200 8879 35 CHINAMOBILE-CN China Mobile Communicati 7545 5927 788 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3570 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3513 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3493 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2413 499 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2251 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2123 425 214 TATACOMM-AS TATA Communications formerl 24560 2056 853 384 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6492 10361 2819 AMAZON-02, US 11492 4515 299 659 CABLEONE, US 22773 3906 3054 359 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3535 1822 2525 AKAMAI-AS, US 6327 3440 1319 64 SHAW, CA 749 2866 50792 2124 DNIC-AS-00749, US 30036 2619 373 188 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2445 4961 419 CENTURYLINK-US-LEGACY-QWEST, US 20115 2250 3050 492 CHARTER-20115, 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 9121 6900 1692 17 TTNET, TR 12479 6807 1730 150 UNI2-AS, ES 8551 3984 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3974 3360 198 AKAMAI-ASN1, NL 39891 3821 221 35 ALJAWWALSTC-AS, SA 12389 2920 2273 906 ROSTELECOM-AS, RU 6849 2907 355 21 UKRTELNET, UA 9009 2473 246 1277 M247, GB 34984 2241 357 630 TELLCOM-AS, TR 47331 1885 294 1442 TTNET, TR 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 10665 3402 556 Uninet S.A. de C.V., MX 10620 3485 519 731 Telmex Colombia S.A., CO 11830 2438 369 63 Instituto Costarricense de Electricidad 13999 1837 303 473 Mega Cable, S.A. de C.V., MX 6503 1447 355 527 Axtel, S.A.B. de C.V., MX 28573 1368 2333 255 CLARO S.A., BR 3816 1257 671 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1077 369 21 Telefonica del Peru S.A.A., PE 11664 1027 192 442 Techtel LMDS Comunicaciones Interactiva 11172 958 133 61 Alestra, S. de R.L. de C.V., MX 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 37457 1952 327 63 Telkom-Internet, ZA 24863 1656 393 21 LINKdotNET-AS, EG 24835 1472 519 32 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 956 65 63 ORANGE-COTE-IVOIRE, CI 36935 775 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 496 50 29 WANANCHI-, KE 37342 464 32 1 MOVITEL, MZ 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 10665 3402 556 Uninet S.A. de C.V., MX 9808 9200 8879 35 CHINAMOBILE-CN China Mobile Communicati 9121 6900 1692 17 TTNET, TR 12479 6807 1730 150 UNI2-AS, ES 16509 6492 10361 2819 AMAZON-02, US 7545 5927 788 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4515 299 659 CABLEONE, US 8551 3984 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3974 3360 198 AKAMAI-ASN1, NL 22773 3906 3054 359 ASN-CXA-ALL-CCI-22773-RDC, US 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 9200 9165 CHINAMOBILE-CN China Mobile Communications Grou 9121 6900 6883 TTNET, TR 12479 6807 6657 UNI2-AS, ES 7545 5927 5235 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 3984 3945 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4515 3856 CABLEONE, US 39891 3821 3786 ALJAWWALSTC-AS, SA 20940 3974 3776 AKAMAI-ASN1, NL 16509 6492 3673 AMAZON-02, US 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 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 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 17033 UNALLOCATED 8.48.225.0/24 3356 LEVEL3, 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 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.166.208.0/24 Origin: 398906 LUFTCLOUD-ASN-01, US 23.166.208.0/24 Transit: 132132 REPUBLICTELECOM-SG MyRepublic Ltd., SG 23.185.16.0/24 Origin: 399244 BLOOM-HOST, US 23.185.16.0/24 Transit: 13335 CLOUDFLARENET, US 23.185.17.0/24 Origin: 399244 BLOOM-HOST, US 23.185.17.0/24 Transit: 13335 CLOUDFLARENET, 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 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 /9:13 /10:40 /11:99 /12:302 /13:588 /14:1212 /15:2114 /16:13590 /17:8342 /18:14090 /19:25190 /20:43543 /21:52561 /22:109297 /23:99651 /24:544821 /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 9121 6020 6900 TTNET, TR 12479 5783 6807 UNI2-AS, ES 8151 4385 10665 Uninet S.A. de C.V., MX 8551 3450 3984 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3418 4515 CABLEONE, US 6327 3249 3440 SHAW, CA 39891 3133 3821 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2912 3906 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2757 2907 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1932 2:1026 3:156 4:8 5:3986 6:104 7:5 8:1568 9:1 11:172 12:1703 13:291 14:2375 15:201 16:41 17:382 18:164 20:212 21:4 22:188 23:5667 24:2376 25:6 27:2683 29:19 31:2472 32:96 34:4 35:82 36:1804 37:4501 38:2930 39:709 40:162 41:4445 42:1115 43:2207 44:294 45:17080 46:4206 47:331 49:1684 50:2176 51:109 52:1435 54:373 55:752 56:8 57:67 58:1753 59:1114 60:956 61:2283 62:2628 63:1957 64:5561 65:2351 66:4953 67:3017 68:1223 69:4194 70:1332 71:693 72:3126 74:2669 75:1403 76:587 77:2303 78:3982 79:3155 80:2025 81:1780 82:1512 83:1216 84:1371 85:3709 86:716 87:2076 88:2749 89:3376 90:533 91:7699 92:2026 93:2603 94:3556 95:4835 96:1309 97:350 98:1001 99:736 100:77 101:1277 102:2331 103:29318 104:4440 105:2047 106:875 107:2523 108:854 109:4291 110:2024 111:3260 112:2037 113:1505 114:1518 115:2121 116:1899 117:2518 118:2331 119:1838 120:1672 121:1046 122:2552 123:2125 124:1540 125:2087 128:1262 129:1158 130:993 131:2230 132:822 133:378 134:1906 135:298 136:886 137:874 138:2696 139:1514 140:866 141:1421 142:1297 143:1511 144:1214 145:348 146:1826 147:1482 148:2232 149:1732 150:862 151:1079 152:1856 153:541 154:3549 155:1431 156:1850 157:1251 158:1049 159:2216 160:2608 161:1280 162:3493 163:1300 164:1699 165:1649 166:725 167:1724 168:4049 169:864 170:4845 171:833 172:3198 173:3149 174:1025 175:1156 176:3657 177:5776 178:3585 179:2509 180:2292 181:3056 182:3216 183:1937 184:2373 185:19695 186:4708 187:4372 188:4010 189:3649 190:9003 191:1733 192:11047 193:8666 194:7073 195:5035 196:3148 197:2798 198:6021 199:6061 200:7912 201:5923 202:10315 203:10242 204:4554 205:3430 206:3789 207:3393 208:4046 209:4711 210:4206 211:2363 212:4076 213:3463 214:1154 215:67 216:6517 217:2783 218:1271 219:412 220:1949 221:971 222:652 223:2139 End of report