Global R&E Routing Table Report 18:35 GMT Fri 19 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: 866049 Prefixes after maximum aggregation (per Origin AS): 329175 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 421434 Total ASes present in the Internet Routing Table: 72325 Prefixes per ASN: 11.97 Origin-only ASes present in the Internet Routing Table: 61999 Origin ASes announcing only one prefix: 25620 Transit ASes present in the Internet Routing Table: 10326 Transit-only ASes present in the Internet Routing Table: 370 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 250 Max AS path prepend of ASN ( 21299) 245 Prefixes from unregistered ASNs in the Routing Table: 895 Number of instances of unregistered ASNs: 900 Number of 32-bit ASNs allocated by the RIRs: 37869 Number of 32-bit ASNs visible in the Routing Table: 31429 Prefixes from 32-bit ASNs in the Routing Table: 144473 Number of bogon 32-bit ASNs visible in the Routing Table: 48 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 468 Number of addresses announced to Internet: 3071520512 Equivalent to 183 /8s, 19 /16s and 175 /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: 291410 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 223278 Total APNIC prefixes after maximum aggregation: 64243 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 218288 Unique aggregates announced from the APNIC address blocks: 92666 APNIC Region origin ASes present in the Internet Routing Table: 12078 APNIC Prefixes per ASN: 18.07 APNIC Region origin ASes announcing only one prefix: 3463 APNIC Region transit ASes present in the Internet Routing Table: 1714 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7287 Number of APNIC addresses announced to Internet: 772636416 Equivalent to 46 /8s, 13 /16s and 127 /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: 255816 Total ARIN prefixes after maximum aggregation: 118203 ARIN Deaggregation factor: 2.16 Prefixes being announced from the ARIN address blocks: 255898 Unique aggregates announced from the ARIN address blocks: 122674 ARIN Region origin ASes present in the Internet Routing Table: 18941 ARIN Prefixes per ASN: 13.51 ARIN Region origin ASes announcing only one prefix: 6861 ARIN Region transit ASes present in the Internet Routing Table: 1956 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: 4215 Number of ARIN addresses announced to Internet: 1301554432 Equivalent to 77 /8s, 148 /16s and 37 /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: 243823 Total RIPE prefixes after maximum aggregation: 113827 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 239938 Unique aggregates announced from the RIPE address blocks: 146778 RIPE Region origin ASes present in the Internet Routing Table: 28153 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: 3976 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10540 Number of RIPE addresses announced to Internet: 712358144 Equivalent to 42 /8s, 117 /16s and 185 /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: 113289 Total LACNIC prefixes after maximum aggregation: 26875 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 114166 Unique aggregates announced from the LACNIC address blocks: 47573 LACNIC Region origin ASes present in the Internet Routing Table: 10804 LACNIC Prefixes per ASN: 10.57 LACNIC Region origin ASes announcing only one prefix: 2626 LACNIC Region transit ASes present in the Internet Routing Table: 2143 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: 8476 Number of LACNIC addresses announced to Internet: 176347136 Equivalent to 10 /8s, 130 /16s and 216 /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: 28948 Total AfriNIC prefixes after maximum aggregation: 5340 AfriNIC Deaggregation factor: 5.42 Prefixes being announced from the AfriNIC address blocks: 37291 Unique aggregates announced from the AfriNIC address blocks: 11329 AfriNIC Region origin ASes present in the Internet Routing Table: 1586 AfriNIC Prefixes per ASN: 23.51 AfriNIC Region origin ASes announcing only one prefix: 528 AfriNIC Region transit ASes present in the Internet Routing Table: 318 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: 911 Number of AfriNIC addresses announced to Internet: 108347648 Equivalent to 6 /8s, 117 /16s and 65 /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 8707 8999 54 CHINAMOBILE-CN China Mobile Communicati 7545 5860 787 683 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3499 1023 57 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3207 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2252 11118 572 KIXS-AS-KR Korea Telecom, KR 9498 2174 475 235 BBIL-AP BHARTI Airtel Ltd., IN 45090 2155 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2119 429 201 TATACOMM-AS TATA Communications formerl 24560 1986 835 372 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 5973 10007 2565 AMAZON-02, US 11492 4605 305 827 CABLEONE, US 22773 4045 3049 379 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3687 1899 2560 AKAMAI-AS, US 6327 3388 1318 64 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2596 373 162 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2524 5026 439 CENTURYLINK-US-LEGACY-QWEST, US 7018 2251 24164 1441 ATT-INTERNET4, 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 6875 1711 149 UNI2-AS, ES 20940 3919 3348 213 AKAMAI-ASN1, NL 8551 3369 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2905 2279 897 ROSTELECOM-AS, RU 9009 2513 258 1323 M247, GB 34984 2201 354 600 TELLCOM-AS, TR 58224 1751 915 592 TCI, IR 61317 1640 214 925 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 10622 3450 575 Uninet S.A. de C.V., MX 10620 3248 490 830 Telmex Colombia S.A., CO 11830 2465 369 62 Instituto Costarricense de Electricidad 13999 1644 287 456 Mega Cable, S.A. de C.V., MX 6503 1515 358 471 Axtel, S.A.B. de C.V., MX 28573 1362 2312 256 CLARO S.A., BR 3816 1240 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1136 2351 138 TIM SA, BR 6147 1098 369 21 Telefonica del Peru S.A.A., PE 11664 971 188 444 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 24863 1637 393 21 LINKdotNET-AS, EG 24835 1553 507 33 RAYA-AS, EG 36992 1285 1430 270 ETISALAT-MISR, EG 36903 1183 537 110 MT-MPLS, MA 36935 703 523 44 Vodafone-, EG 29571 668 68 11 ORANGE-COTE-IVOIRE, CI 6713 612 1863 34 IAM-AS, MA 15399 523 50 31 WANANCHI-, KE 37342 470 32 1 MOVITEL, MZ 37457 437 326 59 Telkom-Internet, ZA 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 10622 3450 575 Uninet S.A. de C.V., MX 9808 8707 8999 54 CHINAMOBILE-CN China Mobile Communicati 12479 6875 1711 149 UNI2-AS, ES 16509 5973 10007 2565 AMAZON-02, US 7545 5860 787 683 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4605 305 827 CABLEONE, US 22773 4045 3049 379 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3919 3348 213 AKAMAI-ASN1, NL 16625 3687 1899 2560 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 8707 8653 CHINAMOBILE-CN China Mobile Communications Grou 12479 6875 6726 UNI2-AS, ES 7545 5860 5177 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4605 3778 CABLEONE, US 20940 3919 3706 AKAMAI-ASN1, NL 22773 4045 3666 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3592 3573 VIETEL-AS-AP Viettel Group, VN 7713 3499 3442 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 16509 5973 3408 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 65512 PRIVATE 5.61.74.0/24 58173 ONWAVE, IE 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 23061 UNALLOCATED 8.39.119.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 46887 LIGHTOWER, US 395438 UNALLOCATED 8.42.206.0/24 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 /14:1207 /15:2081 /16:13560 /17:8231 /18:13854 /19:25014 /20:41645 /21:50315 /22:107007 /23:93441 /24:508631 /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 5829 6875 UNI2-AS, ES 8151 4423 10622 Uninet S.A. de C.V., MX 11492 3558 4605 CABLEONE, US 6327 3197 3388 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 3007 4045 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2834 3369 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2252 2596 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1917 2465 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) ---------------------------------------------- 1:1799 2:1036 3:144 4:18 5:3704 6:100 7:5 8:1521 9:1 11:172 12:1712 13:410 14:2258 15:125 16:31 17:374 18:129 20:147 21:4 22:188 23:5292 24:2368 25:4 27:2551 29:19 31:2384 32:106 34:1 35:48 36:1654 37:3918 38:2357 39:656 40:149 41:4280 42:914 43:2067 44:296 45:15712 46:3772 47:323 49:1667 50:1876 51:103 52:1347 54:288 55:653 56:4 57:57 58:1569 59:1036 60:935 61:2201 62:2423 63:1945 64:5396 65:2347 66:4953 67:2895 68:1176 69:4126 70:1348 71:679 72:3091 74:2614 75:1502 76:710 77:2212 78:1744 79:2695 80:1877 81:1532 82:1415 83:1172 84:1292 85:2828 86:703 87:1888 88:975 89:3172 90:493 91:7488 92:1902 93:2578 94:3216 95:3585 96:1299 97:347 98:980 99:911 100:76 101:1044 102:1971 103:27380 104:4102 105:444 106:841 107:2388 108:750 109:3919 110:1945 111:3099 112:1953 113:1411 114:1520 115:1911 116:1842 117:2436 118:2146 119:1837 120:1580 121:986 122:2497 123:2110 124:1541 125:1896 128:1388 129:1174 130:913 131:2065 132:783 133:364 134:1910 135:283 136:770 137:866 138:2444 139:1218 140:838 141:1318 142:1224 143:1357 144:1267 145:330 146:1641 147:1464 148:2241 149:1587 150:849 151:1080 152:1656 153:440 154:3407 155:1363 156:1830 157:1188 158:987 159:2010 160:2289 161:1273 162:3402 163:1170 164:1676 165:1520 166:594 167:1667 168:3645 169:697 170:4278 171:801 172:2833 173:3038 174:1003 175:1102 176:3432 177:4491 178:3013 179:1937 180:2254 181:2623 182:3118 183:1875 184:2411 185:19044 186:4254 187:3527 188:3619 189:3085 190:8750 191:1331 192:10995 193:8430 194:6888 195:4918 196:2993 197:2664 198:6018 199:6007 200:7422 201:5672 202:10178 203:10030 204:4485 205:3397 206:3805 207:3384 208:4015 209:4610 210:3992 211:2331 212:3836 213:3384 214:1165 215:64 216:6379 217:2704 218:1181 219:465 220:1918 221:985 222:677 223:2013 End of report