IPv4 R&E Routing Table Report 18:35 GMT Thu 12 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: 913143 Prefixes after maximum aggregation (per Origin AS): 338159 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 432287 Number of IPv4 prefixes with a valid ROA: 678175 Number of IPv4 prefixes with an invalid ROA: 5535 Number of IPv4 prefixes with no ROA: 1142576 Total ASes present in the Internet Routing Table: 73184 Prefixes per ASN: 12.48 Origin-only ASes present in the Internet Routing Table: 63014 Origin ASes announcing only one prefix: 25355 Transit ASes present in the Internet Routing Table: 10170 Transit-only ASes present in the Internet Routing Table: 351 Average AS path length visible in the Internet Routing Table: 6.0 Max AS path length visible: 67 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 897 Number of instances of unregistered ASNs: 902 Number of 32-bit ASNs allocated by the RIRs: 39361 Number of 32-bit ASNs visible in the Routing Table: 32695 Prefixes from 32-bit ASNs in the Routing Table: 160188 Number of bogon 32-bit ASNs visible in the Routing Table: 38 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 517 Number of addresses announced to Internet: 3067197696 Equivalent to 182 /8s, 209 /16s and 185 /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: 315209 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 231766 Total APNIC prefixes after maximum aggregation: 66285 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 226966 Unique aggregates announced from the APNIC address blocks: 94885 APNIC Region origin ASes present in the Internet Routing Table: 12616 APNIC Prefixes per ASN: 17.99 APNIC Region origin ASes announcing only one prefix: 3594 APNIC Region transit ASes present in the Internet Routing Table: 1726 Average APNIC Region AS path length visible: 6.4 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7850 Number of APNIC addresses announced to Internet: 773646336 Equivalent to 46 /8s, 28 /16s and 232 /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: 263148 Total ARIN prefixes after maximum aggregation: 120325 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263066 Unique aggregates announced from the ARIN address blocks: 125971 ARIN Region origin ASes present in the Internet Routing Table: 19054 ARIN Prefixes per ASN: 13.81 ARIN Region origin ASes announcing only one prefix: 6925 ARIN Region transit ASes present in the Internet Routing Table: 1909 Average ARIN Region AS path length visible: 5.8 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4487 Number of ARIN addresses announced to Internet: 1295476992 Equivalent to 77 /8s, 55 /16s and 105 /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: 261298 Total RIPE prefixes after maximum aggregation: 117755 RIPE Deaggregation factor: 2.22 Prefixes being announced from the RIPE address blocks: 258496 Unique aggregates announced from the RIPE address blocks: 150660 RIPE Region origin ASes present in the Internet Routing Table: 28165 RIPE Prefixes per ASN: 9.18 RIPE Region origin ASes announcing only one prefix: 12000 RIPE Region transit ASes present in the Internet Routing Table: 3879 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10725 Number of RIPE addresses announced to Internet: 713930752 Equivalent to 42 /8s, 141 /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 196608-213403 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: 124435 Total LACNIC prefixes after maximum aggregation: 27543 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 124183 Unique aggregates announced from the LACNIC address blocks: 48570 LACNIC Region origin ASes present in the Internet Routing Table: 10973 LACNIC Prefixes per ASN: 11.32 LACNIC Region origin ASes announcing only one prefix: 2308 LACNIC Region transit ASes present in the Internet Routing Table: 2193 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 67 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8663 Number of LACNIC addresses announced to Internet: 176417024 Equivalent to 10 /8s, 131 /16s and 233 /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: 31599 Total AfriNIC prefixes after maximum aggregation: 5557 AfriNIC Deaggregation factor: 5.69 Prefixes being announced from the AfriNIC address blocks: 39915 Unique aggregates announced from the AfriNIC address blocks: 11757 AfriNIC Region origin ASes present in the Internet Routing Table: 1644 AfriNIC Prefixes per ASN: 24.28 AfriNIC Region origin ASes announcing only one prefix: 528 AfriNIC Region transit ASes present in the Internet Routing Table: 329 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: 970 Number of AfriNIC addresses announced to Internet: 107433728 Equivalent to 6 /8s, 103 /16s and 79 /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 9135 8883 41 CHINAMOBILE-CN China Mobile Communicati 7545 5921 789 693 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3515 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3498 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2405 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2252 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2119 438 203 TATACOMM-AS TATA Communications formerl 24560 2044 853 380 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 6388 10285 2748 AMAZON-02, US 11492 4494 298 692 CABLEONE, US 22773 3907 3049 344 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3901 264 31 VIASAT-SP-BACKBONE, US 16625 3605 1838 2545 AKAMAI-AS, US 6327 3436 1318 61 SHAW, CA 749 2882 50780 2138 DNIC-AS-00749, US 30036 2620 373 147 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2481 4961 422 CENTURYLINK-US-LEGACY-QWEST, US 20115 2251 3051 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 6914 1692 17 TTNET, TR 12479 6798 1730 150 UNI2-AS, ES 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3952 3360 197 AKAMAI-ASN1, NL 39891 3751 216 30 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2922 2273 908 ROSTELECOM-AS, RU 9009 2475 247 1285 M247, GB 34984 2238 357 631 TELLCOM-AS, TR 47331 1884 294 1439 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 10594 3397 561 Uninet S.A. de C.V., MX 10620 3477 519 738 Telmex Colombia S.A., CO 11830 2432 369 63 Instituto Costarricense de Electricidad 13999 1798 299 473 Mega Cable, S.A. de C.V., MX 6503 1455 355 528 Axtel, S.A.B. de C.V., MX 28573 1390 2333 253 CLARO S.A., BR 3816 1256 669 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1079 369 21 Telefonica del Peru S.A.A., PE 11664 1017 191 441 Techtel LMDS Comunicaciones Interactiva 11172 957 133 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 1946 323 62 Telkom-Internet, ZA 24863 1652 393 21 LINKdotNET-AS, EG 24835 1442 501 30 RAYA-AS, EG 36992 1313 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 946 65 58 ORANGE-COTE-IVOIRE, CI 36935 619 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 497 50 30 WANANCHI-, KE 37342 467 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 10594 3397 561 Uninet S.A. de C.V., MX 9808 9135 8883 41 CHINAMOBILE-CN China Mobile Communicati 9121 6914 1692 17 TTNET, TR 12479 6798 1730 150 UNI2-AS, ES 16509 6388 10285 2748 AMAZON-02, US 7545 5921 789 693 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4494 298 692 CABLEONE, US 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3952 3360 197 AKAMAI-ASN1, NL 22773 3907 3049 344 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 9135 9094 CHINAMOBILE-CN China Mobile Communications Grou 9121 6914 6897 TTNET, TR 12479 6798 6648 UNI2-AS, ES 7545 5921 5228 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4010 3971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3901 3870 VIASAT-SP-BACKBONE, US 11492 4494 3802 CABLEONE, US 20940 3952 3755 AKAMAI-ASN1, NL 39891 3751 3721 ALJAWWALSTC-AS, SA 16509 6388 3640 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 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 17033 UNALLOCATED 12.3.33.0/24 1239 SPRINTLINK, 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 41.57.124.0/22 Origin: 37442 UNASSIGNED 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 /9:13 /10:40 /11:100 /12:304 /13:589 /14:1216 /15:2122 /16:13606 /17:8355 /18:14052 /19:25248 /20:43390 /21:52574 /22:109151 /23:99294 /24:543073 /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 6033 6914 TTNET, TR 12479 5777 6798 UNI2-AS, ES 8151 4310 10594 Uninet S.A. de C.V., MX 8551 3476 4010 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3400 4494 CABLEONE, US 6327 3249 3436 SHAW, CA 39891 3067 3751 ALJAWWALSTC-AS, SA 7155 2991 3901 VIASAT-SP-BACKBONE, US 22773 2922 3907 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2786 2941 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1934 2:1041 3:154 4:8 5:3925 6:104 7:5 8:1567 9:1 11:172 12:1711 13:298 14:2374 15:200 16:45 17:385 18:159 20:213 21:4 22:188 23:5671 24:2342 25:6 27:2657 29:19 31:2438 32:97 34:1 35:76 36:1772 37:4417 38:2840 39:696 40:163 41:4461 42:1094 43:2199 44:294 45:17020 46:4194 47:328 49:1696 50:2122 51:101 52:1429 54:368 55:738 56:8 57:67 58:1767 59:1112 60:959 61:2276 62:2611 63:1963 64:5531 65:2333 66:4960 67:3013 68:1225 69:4168 70:1331 71:682 72:3107 74:2671 75:1400 76:586 77:2294 78:3980 79:3119 80:2019 81:1761 82:1501 83:1218 84:1372 85:3709 86:715 87:2058 88:2741 89:3349 90:523 91:7734 92:2020 93:2609 94:3546 95:4795 96:1307 97:350 98:996 99:736 100:75 101:1274 102:2290 103:29154 104:4395 105:2049 106:871 107:2517 108:846 109:4264 110:2017 111:3228 112:2032 113:1509 114:1519 115:2108 116:1891 117:2519 118:2341 119:1842 120:1666 121:1039 122:2583 123:2137 124:1549 125:2085 128:1242 129:1170 130:983 131:2226 132:818 133:372 134:1902 135:296 136:883 137:869 138:2690 139:1506 140:858 141:1410 142:1297 143:1526 144:1215 145:344 146:1821 147:1497 148:2232 149:1728 150:861 151:1084 152:1860 153:540 154:3582 155:1428 156:1860 157:1239 158:1046 159:2184 160:2578 161:1281 162:3496 163:1284 164:1683 165:1652 166:715 167:1718 168:4046 169:862 170:4875 171:831 172:3159 173:3141 174:1024 175:1156 176:3566 177:5729 178:3543 179:2445 180:2285 181:3018 182:3210 183:1932 184:2387 185:19658 186:4735 187:4308 188:3972 189:3644 190:8961 191:1744 192:11066 193:8660 194:7060 195:5050 196:3182 197:2797 198:6034 199:6079 200:7866 201:5910 202:10306 203:10228 204:4560 205:3439 206:3791 207:3394 208:4068 209:4706 210:4124 211:2367 212:4077 213:3475 214:1160 215:67 216:6495 217:2761 218:1263 219:410 220:1946 221:982 222:670 223:2124 End of report