Global R&E Routing Table Report 18:35 GMT Thu 18 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: 865763 Prefixes after maximum aggregation (per Origin AS): 329140 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 421250 Total ASes present in the Internet Routing Table: 72340 Prefixes per ASN: 11.97 Origin-only ASes present in the Internet Routing Table: 62027 Origin ASes announcing only one prefix: 25627 Transit ASes present in the Internet Routing Table: 10313 Transit-only ASes present in the Internet Routing Table: 372 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) 246 Prefixes from unregistered ASNs in the Routing Table: 894 Number of instances of unregistered ASNs: 897 Number of 32-bit ASNs allocated by the RIRs: 37850 Number of 32-bit ASNs visible in the Routing Table: 31443 Prefixes from 32-bit ASNs in the Routing Table: 144456 Number of bogon 32-bit ASNs visible in the Routing Table: 36 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 463 Number of addresses announced to Internet: 3071209984 Equivalent to 183 /8s, 14 /16s and 242 /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: 291096 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 223379 Total APNIC prefixes after maximum aggregation: 64239 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 218474 Unique aggregates announced from the APNIC address blocks: 92689 APNIC Region origin ASes present in the Internet Routing Table: 12091 APNIC Prefixes per ASN: 18.07 APNIC Region origin ASes announcing only one prefix: 3464 APNIC Region transit ASes present in the Internet Routing Table: 1710 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: 7299 Number of APNIC addresses announced to Internet: 772640000 Equivalent to 46 /8s, 13 /16s and 141 /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: 255782 Total ARIN prefixes after maximum aggregation: 118197 ARIN Deaggregation factor: 2.16 Prefixes being announced from the ARIN address blocks: 255833 Unique aggregates announced from the ARIN address blocks: 122722 ARIN Region origin ASes present in the Internet Routing Table: 18942 ARIN Prefixes per ASN: 13.51 ARIN Region origin ASes announcing only one prefix: 6862 ARIN Region transit ASes present in the Internet Routing Table: 1953 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4215 Number of ARIN addresses announced to Internet: 1301370368 Equivalent to 77 /8s, 145 /16s and 86 /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: 243639 Total RIPE prefixes after maximum aggregation: 113782 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 239771 Unique aggregates announced from the RIPE address blocks: 146679 RIPE Region origin ASes present in the Internet Routing Table: 28159 RIPE Prefixes per ASN: 8.51 RIPE Region origin ASes announcing only one prefix: 12151 RIPE Region transit ASes present in the Internet Routing Table: 3981 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: 10544 Number of RIPE addresses announced to Internet: 712327424 Equivalent to 42 /8s, 117 /16s and 65 /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: 112943 Total LACNIC prefixes after maximum aggregation: 26901 LACNIC Deaggregation factor: 4.20 Prefixes being announced from the LACNIC address blocks: 113805 Unique aggregates announced from the LACNIC address blocks: 47416 LACNIC Region origin ASes present in the Internet Routing Table: 10804 LACNIC Prefixes per ASN: 10.53 LACNIC Region origin ASes announcing only one prefix: 2628 LACNIC Region transit ASes present in the Internet Routing Table: 2139 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: 8475 Number of LACNIC addresses announced to Internet: 176344320 Equivalent to 10 /8s, 130 /16s and 205 /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: 29126 Total AfriNIC prefixes after maximum aggregation: 5334 AfriNIC Deaggregation factor: 5.46 Prefixes being announced from the AfriNIC address blocks: 37417 Unique aggregates announced from the AfriNIC address blocks: 11335 AfriNIC Region origin ASes present in the Internet Routing Table: 1582 AfriNIC Prefixes per ASN: 23.65 AfriNIC Region origin ASes announcing only one prefix: 522 AfriNIC Region transit ASes present in the Internet Routing Table: 312 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: 910 Number of AfriNIC addresses announced to Internet: 108252416 Equivalent to 6 /8s, 115 /16s and 205 /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 8740 8999 54 CHINAMOBILE-CN China Mobile Communicati 7545 5859 787 683 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3498 1023 57 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3209 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2252 11118 572 KIXS-AS-KR Korea Telecom, KR 9498 2173 475 234 BBIL-AP BHARTI Airtel Ltd., IN 45090 2155 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2120 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 5932 9967 2548 AMAZON-02, US 11492 4605 305 827 CABLEONE, US 22773 4046 3049 378 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3667 1892 2546 AKAMAI-AS, US 6327 3388 1318 64 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2595 373 170 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2525 5026 440 CENTURYLINK-US-LEGACY-QWEST, US 7018 2249 24164 1438 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 3918 3348 214 AKAMAI-ASN1, NL 8551 3340 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2905 2279 897 ROSTELECOM-AS, RU 9009 2514 258 1324 M247, GB 34984 2201 354 600 TELLCOM-AS, TR 58224 1751 915 592 TCI, IR 61317 1627 214 923 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 10268 3449 575 Uninet S.A. de C.V., MX 10620 3248 490 830 Telmex Colombia S.A., CO 11830 2469 369 62 Instituto Costarricense de Electricidad 13999 1643 286 455 Mega Cable, S.A. de C.V., MX 6503 1515 358 471 Axtel, S.A.B. de C.V., MX 28573 1437 2314 251 CLARO S.A., BR 3816 1240 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1133 2351 138 TIM SA, BR 6147 1093 370 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 29571 823 68 11 ORANGE-COTE-IVOIRE, CI 36935 703 523 44 Vodafone-, EG 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 10268 3449 575 Uninet S.A. de C.V., MX 9808 8740 8999 54 CHINAMOBILE-CN China Mobile Communicati 12479 6875 1711 149 UNI2-AS, ES 16509 5932 9967 2548 AMAZON-02, US 7545 5859 787 683 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4605 305 827 CABLEONE, US 22773 4046 3049 378 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3918 3348 214 AKAMAI-ASN1, NL 16625 3667 1892 2546 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 8740 8686 CHINAMOBILE-CN China Mobile Communications Grou 12479 6875 6726 UNI2-AS, ES 7545 5859 5176 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4605 3778 CABLEONE, US 20940 3918 3704 AKAMAI-ASN1, NL 22773 4046 3668 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3592 3573 VIETEL-AS-AP Viettel Group, VN 7713 3498 3441 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 16509 5932 3384 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 /15:2078 /16:13558 /17:8224 /18:13861 /19:25021 /20:41650 /21:50159 /22:106992 /23:93470 /24:508480 /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 4242 10268 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 3009 4046 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2807 3271 ALJAWWALSTC-AS, SA 8551 2805 3340 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 2250 2595 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1921 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) ---------------------------------------------- 1:1790 2:1052 3:144 4:18 5:3704 6:100 7:5 8:1533 9:1 11:172 12:1713 13:407 14:2257 15:123 16:31 17:374 18:128 20:147 21:4 22:188 23:5278 24:2371 25:4 27:2556 29:19 31:2381 32:106 34:1 35:47 36:1680 37:3916 38:2356 39:656 40:149 41:4305 42:914 43:2069 44:293 45:15692 46:3771 47:323 49:1667 50:1875 51:103 52:1340 54:287 55:653 56:4 57:57 58:1575 59:1036 60:935 61:2200 62:2416 63:1953 64:5395 65:2350 66:4952 67:2894 68:1177 69:4116 70:1347 71:679 72:3092 74:2612 75:1502 76:710 77:2133 78:1744 79:2695 80:1877 81:1531 82:1416 83:1172 84:1290 85:2825 86:702 87:1887 88:975 89:3138 90:492 91:7490 92:1900 93:2576 94:3214 95:3582 96:1299 97:347 98:980 99:911 100:76 101:1045 102:1975 103:27380 104:4100 105:444 106:843 107:2387 108:746 109:3891 110:1943 111:3145 112:1957 113:1409 114:1522 115:1911 116:1843 117:2435 118:2147 119:1839 120:1579 121:986 122:2497 123:2117 124:1541 125:1896 128:1374 129:1177 130:912 131:2064 132:782 133:364 134:1907 135:337 136:770 137:865 138:2440 139:1221 140:836 141:1319 142:1225 143:1356 144:1262 145:328 146:1631 147:1462 148:2240 149:1581 150:849 151:1080 152:1660 153:441 154:3406 155:1364 156:1816 157:1191 158:988 159:2012 160:2394 161:1275 162:3401 163:1168 164:1682 165:1520 166:592 167:1666 168:3636 169:705 170:4279 171:801 172:2831 173:3039 174:999 175:1134 176:3434 177:4501 178:3012 179:1934 180:2254 181:2619 182:3119 183:1871 184:2411 185:19059 186:4250 187:3525 188:3627 189:3081 190:8677 191:1319 192:10988 193:8429 194:6888 195:4915 196:2999 197:2661 198:6020 199:6003 200:7401 201:5533 202:10187 203:10034 204:4487 205:3391 206:3806 207:3382 208:4013 209:4646 210:3994 211:2331 212:3833 213:3389 214:1165 215:64 216:6376 217:2700 218:1181 219:465 220:1917 221:985 222:677 223:2010 End of report