Global R&E Routing Table Report 18:35 GMT Sun 21 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: 868059 Prefixes after maximum aggregation (per Origin AS): 328965 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 421062 Total ASes present in the Internet Routing Table: 72339 Prefixes per ASN: 12.00 Origin-only ASes present in the Internet Routing Table: 62013 Origin ASes announcing only one prefix: 25623 Transit ASes present in the Internet Routing Table: 10326 Transit-only ASes present in the Internet Routing Table: 366 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: 919 Number of instances of unregistered ASNs: 922 Number of 32-bit ASNs allocated by the RIRs: 37887 Number of 32-bit ASNs visible in the Routing Table: 31449 Prefixes from 32-bit ASNs in the Routing Table: 144619 Number of bogon 32-bit ASNs visible in the Routing Table: 37 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 496 Number of addresses announced to Internet: 3071363584 Equivalent to 183 /8s, 17 /16s and 74 /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: 292990 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 223419 Total APNIC prefixes after maximum aggregation: 64257 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 218477 Unique aggregates announced from the APNIC address blocks: 92683 APNIC Region origin ASes present in the Internet Routing Table: 12088 APNIC Prefixes per ASN: 18.07 APNIC Region origin ASes announcing only one prefix: 3462 APNIC Region transit ASes present in the Internet Routing Table: 1703 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: 7297 Number of APNIC addresses announced to Internet: 772649472 Equivalent to 46 /8s, 13 /16s and 178 /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: 255824 Total ARIN prefixes after maximum aggregation: 117960 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 255879 Unique aggregates announced from the ARIN address blocks: 122384 ARIN Region origin ASes present in the Internet Routing Table: 18943 ARIN Prefixes per ASN: 13.51 ARIN Region origin ASes announcing only one prefix: 6864 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: 4217 Number of ARIN addresses announced to Internet: 1301549312 Equivalent to 77 /8s, 148 /16s and 17 /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: 243928 Total RIPE prefixes after maximum aggregation: 113848 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 240026 Unique aggregates announced from the RIPE address blocks: 146757 RIPE Region origin ASes present in the Internet Routing Table: 28165 RIPE Prefixes per ASN: 8.52 RIPE Region origin ASes announcing only one prefix: 12151 RIPE Region transit ASes present in the Internet Routing Table: 3977 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: 10551 Number of RIPE addresses announced to Internet: 712382720 Equivalent to 42 /8s, 118 /16s and 25 /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: 113265 Total LACNIC prefixes after maximum aggregation: 26849 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 114135 Unique aggregates announced from the LACNIC address blocks: 47524 LACNIC Region origin ASes present in the Internet Routing Table: 10802 LACNIC Prefixes per ASN: 10.57 LACNIC Region origin ASes announcing only one prefix: 2622 LACNIC Region transit ASes present in the Internet Routing Table: 2149 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: 8474 Number of LACNIC addresses announced to Internet: 176306432 Equivalent to 10 /8s, 130 /16s and 57 /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: 30704 Total AfriNIC prefixes after maximum aggregation: 5352 AfriNIC Deaggregation factor: 5.74 Prefixes being announced from the AfriNIC address blocks: 39046 Unique aggregates announced from the AfriNIC address blocks: 11272 AfriNIC Region origin ASes present in the Internet Routing Table: 1581 AfriNIC Prefixes per ASN: 24.70 AfriNIC Region origin ASes announcing only one prefix: 524 AfriNIC Region transit ASes present in the Internet Routing Table: 317 Average AfriNIC Region AS path length visible: 5.1 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: 108181504 Equivalent to 6 /8s, 114 /16s and 184 /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 5859 787 682 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 3208 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2250 11118 573 KIXS-AS-KR Korea Telecom, KR 9498 2175 475 235 BBIL-AP BHARTI Airtel Ltd., IN 45090 2155 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2118 429 200 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 5978 10008 2557 AMAZON-02, US 11492 4605 305 827 CABLEONE, US 22773 4045 3049 378 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3683 1897 2556 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 2523 5026 438 CENTURYLINK-US-LEGACY-QWEST, US 7018 2253 24164 1440 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 6874 1711 149 UNI2-AS, ES 20940 3921 3348 213 AKAMAI-ASN1, NL 8551 3373 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 1754 917 583 TCI, IR 61317 1647 215 928 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 10625 3450 574 Uninet S.A. de C.V., MX 10620 3249 490 831 Telmex Colombia S.A., CO 11830 2469 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 1364 2314 251 CLARO S.A., BR 3816 1240 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1135 2351 138 TIM SA, BR 6147 1098 369 21 Telefonica del Peru S.A.A., PE 11664 973 188 444 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 37457 1937 326 60 Telkom-Internet, ZA 24863 1631 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 669 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 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 10625 3450 574 Uninet S.A. de C.V., MX 9808 8707 8999 54 CHINAMOBILE-CN China Mobile Communicati 12479 6874 1711 149 UNI2-AS, ES 16509 5978 10008 2557 AMAZON-02, US 7545 5859 787 682 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4605 305 827 CABLEONE, US 22773 4045 3049 378 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3921 3348 213 AKAMAI-ASN1, NL 16625 3683 1897 2556 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 6874 6725 UNI2-AS, ES 7545 5859 5177 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4605 3778 CABLEONE, US 20940 3921 3708 AKAMAI-ASN1, NL 22773 4045 3667 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 5978 3421 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 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 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 /17:8255 /18:13867 /19:25033 /20:41667 /21:50324 /22:107043 /23:93429 /24:510530 /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 5828 6874 UNI2-AS, ES 8151 4426 10625 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 2838 3373 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2252 2596 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) ---------------------------------------------- 1:1799 2:1040 3:144 4:18 5:3708 6:100 7:5 8:1533 9:1 11:172 12:1712 13:415 14:2258 15:127 16:31 17:374 18:130 20:147 21:4 22:188 23:5289 24:2364 25:4 27:2554 29:19 31:2383 32:106 34:1 35:48 36:1679 37:3916 38:2366 39:656 40:149 41:4301 42:914 43:2070 44:296 45:15724 46:3772 47:323 49:1667 50:1873 51:103 52:1345 54:286 55:652 56:4 57:57 58:1575 59:1036 60:936 61:2199 62:2423 63:1946 64:5397 65:2346 66:4954 67:2896 68:1172 69:4132 70:1346 71:674 72:3091 74:2615 75:1502 76:708 77:2207 78:1745 79:2696 80:1877 81:1532 82:1415 83:1174 84:1291 85:2836 86:703 87:1886 88:975 89:3181 90:492 91:7489 92:1901 93:2573 94:3218 95:3585 96:1298 97:347 98:979 99:910 100:76 101:1045 102:1977 103:27407 104:4101 105:2022 106:841 107:2383 108:750 109:3928 110:1948 111:3106 112:1953 113:1410 114:1518 115:1912 116:1837 117:2435 118:2145 119:1839 120:1581 121:987 122:2496 123:2114 124:1542 125:1898 128:1427 129:1173 130:914 131:2071 132:781 133:364 134:1911 135:286 136:777 137:864 138:2449 139:1216 140:836 141:1316 142:1226 143:1357 144:1267 145:330 146:1643 147:1460 148:2241 149:1589 150:849 151:1087 152:1661 153:441 154:3403 155:1362 156:1837 157:1191 158:988 159:2014 160:2289 161:1274 162:3410 163:1169 164:1673 165:1533 166:593 167:1667 168:3645 169:709 170:4298 171:802 172:2830 173:3034 174:1002 175:1121 176:3433 177:4513 178:3009 179:1926 180:2254 181:2620 182:3118 183:1872 184:2411 185:19070 186:4230 187:3526 188:3628 189:3088 190:8741 191:1333 192:10989 193:8432 194:6894 195:4918 196:3031 197:2673 198:6005 199:6006 200:7420 201:5673 202:10181 203:10038 204:4484 205:3384 206:3813 207:3382 208:4019 209:4604 210:3993 211:2331 212:3837 213:3386 214:1159 215:64 216:6384 217:2703 218:1181 219:465 220:1917 221:985 222:677 223:2014 End of report