Global R&E Routing Table Report 18:35 GMT Sun 28 Nov, 2021 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: 869372 Prefixes after maximum aggregation (per Origin AS): 329425 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 421492 Total ASes present in the Internet Routing Table: 72360 Prefixes per ASN: 12.01 Origin-only ASes present in the Internet Routing Table: 62033 Origin ASes announcing only one prefix: 25607 Transit ASes present in the Internet Routing Table: 10327 Transit-only ASes present in the Internet Routing Table: 373 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 933 Number of instances of unregistered ASNs: 934 Number of 32-bit ASNs allocated by the RIRs: 37931 Number of 32-bit ASNs visible in the Routing Table: 31484 Prefixes from 32-bit ASNs in the Routing Table: 145520 Number of bogon 32-bit ASNs visible in the Routing Table: 33 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 863 Number of addresses announced to Internet: 3071142656 Equivalent to 183 /8s, 13 /16s and 235 /24s Percentage of available address space announced: 83.0 Percentage of allocated address space announced: 83.0 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: 292980 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 224398 Total APNIC prefixes after maximum aggregation: 64415 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 219601 Unique aggregates announced from the APNIC address blocks: 92795 APNIC Region origin ASes present in the Internet Routing Table: 12103 APNIC Prefixes per ASN: 18.14 APNIC Region origin ASes announcing only one prefix: 3464 APNIC Region transit ASes present in the Internet Routing Table: 1709 Average APNIC Region AS path length visible: 6.2 Max APNIC Region AS path length visible: 40 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7320 Number of APNIC addresses announced to Internet: 772392704 Equivalent to 46 /8s, 9 /16s and 199 /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: 256122 Total ARIN prefixes after maximum aggregation: 118118 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 255739 Unique aggregates announced from the ARIN address blocks: 122219 ARIN Region origin ASes present in the Internet Routing Table: 18946 ARIN Prefixes per ASN: 13.50 ARIN Region origin ASes announcing only one prefix: 6857 ARIN Region transit ASes present in the Internet Routing Table: 1959 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4224 Number of ARIN addresses announced to Internet: 1301291008 Equivalent to 77 /8s, 144 /16s and 32 /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: 243903 Total RIPE prefixes after maximum aggregation: 113969 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 239963 Unique aggregates announced from the RIPE address blocks: 146874 RIPE Region origin ASes present in the Internet Routing Table: 28164 RIPE Prefixes per ASN: 8.52 RIPE Region origin ASes announcing only one prefix: 12142 RIPE Region transit ASes present in the Internet Routing Table: 3975 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10554 Number of RIPE addresses announced to Internet: 712604672 Equivalent to 42 /8s, 121 /16s and 124 /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: 113155 Total LACNIC prefixes after maximum aggregation: 26873 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 114071 Unique aggregates announced from the LACNIC address blocks: 47571 LACNIC Region origin ASes present in the Internet Routing Table: 10799 LACNIC Prefixes per ASN: 10.56 LACNIC Region origin ASes announcing only one prefix: 2622 LACNIC Region transit ASes present in the Internet Routing Table: 2148 Average LACNIC Region AS path length visible: 6.4 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8477 Number of LACNIC addresses announced to Internet: 176352512 Equivalent to 10 /8s, 130 /16s and 237 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-272796 + 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: 30861 Total AfriNIC prefixes after maximum aggregation: 5351 AfriNIC Deaggregation factor: 5.77 Prefixes being announced from the AfriNIC address blocks: 39135 Unique aggregates announced from the AfriNIC address blocks: 11249 AfriNIC Region origin ASes present in the Internet Routing Table: 1582 AfriNIC Prefixes per ASN: 24.74 AfriNIC Region origin ASes announcing only one prefix: 522 AfriNIC Region transit ASes present in the Internet Routing Table: 313 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 40 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 909 Number of AfriNIC addresses announced to Internet: 107953152 Equivalent to 6 /8s, 111 /16s and 60 /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 8733 8999 54 CHINAMOBILE-CN China Mobile Communicati 7545 5858 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3595 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3492 1022 56 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3228 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2250 11118 573 KIXS-AS-KR Korea Telecom, KR 9498 2181 475 236 BBIL-AP BHARTI Airtel Ltd., IN 45090 2157 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2119 429 201 TATACOMM-AS TATA Communications formerl 24560 1990 839 367 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 6021 10015 2586 AMAZON-02, US 11492 4592 304 825 CABLEONE, US 22773 4013 3046 368 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3681 1897 2559 AKAMAI-AS, US 6327 3390 1318 64 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2600 373 153 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2524 5042 434 CENTURYLINK-US-LEGACY-QWEST, US 20115 2237 3033 502 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 12479 6861 1731 149 UNI2-AS, ES 20940 3925 3348 213 AKAMAI-ASN1, NL 8551 3450 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2905 2279 897 ROSTELECOM-AS, RU 9009 2561 263 1350 M247, GB 34984 2204 355 601 TELLCOM-AS, TR 58224 1757 917 580 TCI, IR 61317 1654 214 927 ASDETUK www.heficed.com, GB 13188 1610 100 27 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 10648 3450 578 Uninet S.A. de C.V., MX 10620 3251 491 826 Telmex Colombia S.A., CO 11830 2469 369 62 Instituto Costarricense de Electricidad 13999 1613 285 457 Mega Cable, S.A. de C.V., MX 6503 1497 358 477 Axtel, S.A.B. de C.V., MX 28573 1372 2318 258 CLARO S.A., BR 3816 1240 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1139 2351 139 TIM SA, BR 6147 1088 369 21 Telefonica del Peru S.A.A., PE 11664 980 189 441 Techtel LMDS Comunicaciones Interactiva 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 1937 326 60 Telkom-Internet, ZA 24863 1631 393 21 LINKdotNET-AS, EG 24835 1553 507 33 RAYA-AS, EG 36992 1287 1430 268 ETISALAT-MISR, EG 36903 1183 537 110 MT-MPLS, MA 29571 826 68 11 ORANGE-COTE-IVOIRE, CI 36935 703 523 44 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 522 50 31 WANANCHI-, KE 37342 470 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 10648 3450 578 Uninet S.A. de C.V., MX 9808 8733 8999 54 CHINAMOBILE-CN China Mobile Communicati 12479 6861 1731 149 UNI2-AS, ES 16509 6021 10015 2586 AMAZON-02, US 7545 5858 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4592 304 825 CABLEONE, US 22773 4013 3046 368 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3925 3348 213 AKAMAI-ASN1, NL 16625 3681 1897 2559 AKAMAI-AS, 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 8733 8679 CHINAMOBILE-CN China Mobile Communications Grou 12479 6861 6712 UNI2-AS, ES 7545 5858 5177 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4592 3767 CABLEONE, US 20940 3925 3712 AKAMAI-ASN1, NL 22773 4013 3645 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3595 3575 VIETEL-AS-AP Viettel Group, VN 7713 3492 3436 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 16509 6021 3435 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 46990 UNALLOCATED 8.5.242.0/23 174 COGENT-174, 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 8.33.224.0/24 174 COGENT-174, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 1782 UNALLOCATED 8.42.19.0/24 46887 LIGHTOWER, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 3356 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL Complete listing at https://bgp.nsrc.org/REN/RENU/data-dsua 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 23.252.160.0/24 Origin: 398968 GROUP-IID-01, US 23.252.160.0/24 Transit: 174 COGENT-174, US 23.252.161.0/24 Origin: 398968 GROUP-IID-01, US 23.252.161.0/24 Transit: 174 COGENT-174, US 23.252.162.0/24 Origin: 398968 GROUP-IID-01, US 23.252.162.0/24 Transit: 174 COGENT-174, US 23.252.163.0/24 Origin: 398968 GROUP-IID-01, US 23.252.163.0/24 Transit: 174 COGENT-174, US 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 /12:300 /13:595 /14:1208 /15:2080 /16:13548 /17:8270 /18:13866 /19:24991 /20:41663 /21:50442 /22:107270 /23:93568 /24:511403 /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 5808 6861 UNI2-AS, ES 8151 4444 10648 Uninet S.A. de C.V., MX 11492 3545 4592 CABLEONE, US 6327 3199 3390 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 2992 4013 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2915 3450 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2255 2600 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1924 2469 Instituto Costarricense de Electricidad y Telec Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1794 2:1037 3:146 4:18 5:3726 6:100 7:5 8:1541 9:1 11:172 12:1707 13:411 14:2275 15:132 16:31 17:374 18:130 20:146 21:4 22:188 23:5314 24:2370 25:4 27:2564 29:19 31:2380 32:106 34:1 35:48 36:1726 37:3913 38:2371 39:651 40:149 41:4309 42:924 43:2072 44:294 45:15660 46:3683 47:322 49:1676 50:1882 51:104 52:1347 54:288 55:647 56:4 57:57 58:1586 59:1036 60:936 61:2224 62:2426 63:1947 64:5407 65:2346 66:4949 67:2913 68:1173 69:4143 70:1344 71:677 72:3091 74:2614 75:1502 76:710 77:2144 78:1746 79:2704 80:1883 81:1504 82:1417 83:1173 84:1289 85:2827 86:704 87:1888 88:978 89:3147 90:489 91:7508 92:1889 93:2577 94:3212 95:3590 96:1300 97:342 98:983 99:911 100:75 101:1048 102:1992 103:27504 104:4094 105:2012 106:849 107:2387 108:753 109:3997 110:2049 111:3098 112:1960 113:1423 114:1521 115:1917 116:1854 117:2480 118:2223 119:1842 120:1578 121:989 122:2509 123:2111 124:1540 125:1987 128:1405 129:1172 130:917 131:2064 132:781 133:364 134:1916 135:284 136:781 137:863 138:2438 139:1207 140:842 141:1308 142:1225 143:1360 144:1257 145:331 146:1687 147:1463 148:2236 149:1581 150:850 151:1089 152:1656 153:442 154:3399 155:1363 156:1842 157:1194 158:988 159:2018 160:2374 161:1273 162:3406 163:1177 164:1672 165:1532 166:595 167:1668 168:3644 169:709 170:4301 171:808 172:2858 173:3037 174:1002 175:1141 176:3420 177:4486 178:3004 179:1951 180:2257 181:2615 182:3123 183:1877 184:2412 185:19063 186:4260 187:3541 188:3510 189:3109 190:8743 191:1332 192:11007 193:8434 194:6899 195:4938 196:3065 197:2672 198:6014 199:6013 200:7436 201:5672 202:10214 203:10031 204:4490 205:3389 206:3822 207:3371 208:4015 209:4637 210:3980 211:2322 212:3848 213:3391 214:1159 215:64 216:6405 217:2690 218:1188 219:461 220:1966 221:987 222:678 223:2078 End of report