Global R&E Routing Table Report 18:35 GMT Wed 24 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: 868756 Prefixes after maximum aggregation (per Origin AS): 329384 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 421415 Total ASes present in the Internet Routing Table: 72381 Prefixes per ASN: 12.00 Origin-only ASes present in the Internet Routing Table: 62042 Origin ASes announcing only one prefix: 25639 Transit ASes present in the Internet Routing Table: 10339 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: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 906 Number of instances of unregistered ASNs: 909 Number of 32-bit ASNs allocated by the RIRs: 37902 Number of 32-bit ASNs visible in the Routing Table: 31492 Prefixes from 32-bit ASNs in the Routing Table: 144678 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: 492 Number of addresses announced to Internet: 3071446016 Equivalent to 183 /8s, 18 /16s and 140 /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: 293185 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 223595 Total APNIC prefixes after maximum aggregation: 64414 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 218781 Unique aggregates announced from the APNIC address blocks: 92787 APNIC Region origin ASes present in the Internet Routing Table: 12108 APNIC Prefixes per ASN: 18.07 APNIC Region origin ASes announcing only one prefix: 3478 APNIC Region transit ASes present in the Internet Routing Table: 1705 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 40 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7319 Number of APNIC addresses announced to Internet: 772540416 Equivalent to 46 /8s, 12 /16s and 8 /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: 255978 Total ARIN prefixes after maximum aggregation: 118072 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 255999 Unique aggregates announced from the ARIN address blocks: 122479 ARIN Region origin ASes present in the Internet Routing Table: 18946 ARIN Prefixes per ASN: 13.51 ARIN Region origin ASes announcing only one prefix: 6857 ARIN Region transit ASes present in the Internet Routing Table: 1961 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: 4221 Number of ARIN addresses announced to Internet: 1301487872 Equivalent to 77 /8s, 147 /16s and 33 /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: 244061 Total RIPE prefixes after maximum aggregation: 113932 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 240133 Unique aggregates announced from the RIPE address blocks: 146857 RIPE Region origin ASes present in the Internet Routing Table: 28163 RIPE Prefixes per ASN: 8.53 RIPE Region origin ASes announcing only one prefix: 12147 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: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10551 Number of RIPE addresses announced to Internet: 712581376 Equivalent to 42 /8s, 121 /16s and 33 /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: 113294 Total LACNIC prefixes after maximum aggregation: 26902 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 114163 Unique aggregates announced from the LACNIC address blocks: 47575 LACNIC Region origin ASes present in the Internet Routing Table: 10810 LACNIC Prefixes per ASN: 10.56 LACNIC Region origin ASes announcing only one prefix: 2631 LACNIC Region transit ASes present in the Internet Routing Table: 2155 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: 8484 Number of LACNIC addresses announced to Internet: 176380672 Equivalent to 10 /8s, 131 /16s and 91 /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: 30922 Total AfriNIC prefixes after maximum aggregation: 5372 AfriNIC Deaggregation factor: 5.76 Prefixes being announced from the AfriNIC address blocks: 39188 Unique aggregates announced from the AfriNIC address blocks: 11279 AfriNIC Region origin ASes present in the Internet Routing Table: 1591 AfriNIC Prefixes per ASN: 24.63 AfriNIC Region origin ASes announcing only one prefix: 526 AfriNIC Region transit ASes present in the Internet Routing Table: 316 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: 917 Number of AfriNIC addresses announced to Internet: 108161280 Equivalent to 6 /8s, 114 /16s and 105 /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 8734 8999 54 CHINAMOBILE-CN China Mobile Communicati 7545 5862 787 683 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3596 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3493 1023 57 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3218 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2250 11118 573 KIXS-AS-KR Korea Telecom, KR 9498 2178 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 1985 838 369 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 6000 10012 2574 AMAZON-02, US 11492 4593 304 821 CABLEONE, US 22773 4046 3049 378 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3684 1897 2557 AKAMAI-AS, US 6327 3388 1318 64 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2597 373 161 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2524 5042 434 CENTURYLINK-US-LEGACY-QWEST, US 20115 2243 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 6881 1729 148 UNI2-AS, ES 20940 3924 3348 213 AKAMAI-ASN1, NL 8551 3444 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2902 2279 897 ROSTELECOM-AS, RU 9009 2515 258 1324 M247, GB 34984 2203 355 600 TELLCOM-AS, TR 58224 1757 917 580 TCI, IR 61317 1651 214 926 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 10638 3450 575 Uninet S.A. de C.V., MX 10620 3232 488 858 Telmex Colombia S.A., CO 11830 2464 369 62 Instituto Costarricense de Electricidad 13999 1646 288 461 Mega Cable, S.A. de C.V., MX 6503 1514 358 471 Axtel, S.A.B. de C.V., MX 28573 1369 2316 256 CLARO S.A., BR 3816 1240 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1137 2351 139 TIM SA, BR 6147 1086 369 21 Telefonica del Peru S.A.A., PE 11664 974 188 444 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 1630 393 21 LINKdotNET-AS, EG 24835 1553 507 33 RAYA-AS, EG 36992 1286 1430 268 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 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 10638 3450 575 Uninet S.A. de C.V., MX 9808 8734 8999 54 CHINAMOBILE-CN China Mobile Communicati 12479 6881 1729 148 UNI2-AS, ES 16509 6000 10012 2574 AMAZON-02, US 7545 5862 787 683 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4593 304 821 CABLEONE, US 22773 4046 3049 378 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3924 3348 213 AKAMAI-ASN1, NL 16625 3684 1897 2557 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 8734 8680 CHINAMOBILE-CN China Mobile Communications Grou 12479 6881 6733 UNI2-AS, ES 7545 5862 5179 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4593 3772 CABLEONE, US 20940 3924 3711 AKAMAI-ASN1, NL 22773 4046 3668 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3596 3576 VIETEL-AS-AP Viettel Group, VN 7713 3493 3436 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 16509 6000 3426 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 /16:13554 /17:8254 /18:13874 /19:25023 /20:41683 /21:50423 /22:107181 /23:93493 /24:510920 /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 5833 6881 UNI2-AS, ES 8151 4438 10638 Uninet S.A. de C.V., MX 11492 3546 4593 CABLEONE, US 6327 3197 3388 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 3009 4046 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2909 3444 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2252 2597 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1918 2464 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) ---------------------------------------------- 1:1795 2:1038 3:146 4:18 5:3725 6:100 7:5 8:1536 9:1 11:172 12:1708 13:409 14:2265 15:133 16:31 17:374 18:130 20:147 21:4 22:188 23:5308 24:2370 25:4 27:2558 29:19 31:2384 32:106 34:1 35:48 36:1673 37:3917 38:2369 39:657 40:149 41:4333 42:939 43:2072 44:295 45:15660 46:3773 47:322 49:1670 50:1878 51:103 52:1345 54:287 55:647 56:4 57:57 58:1586 59:1036 60:897 61:2205 62:2427 63:1951 64:5388 65:2350 66:4947 67:2898 68:1174 69:4146 70:1343 71:678 72:3092 74:2616 75:1502 76:710 77:2140 78:1743 79:2702 80:1881 81:1511 82:1418 83:1174 84:1293 85:2837 86:697 87:1892 88:972 89:3140 90:490 91:7503 92:1898 93:2573 94:3214 95:3588 96:1298 97:347 98:983 99:910 100:76 101:1046 102:1998 103:27475 104:4104 105:2014 106:841 107:2387 108:755 109:3993 110:1949 111:3103 112:1956 113:1413 114:1521 115:1914 116:1854 117:2438 118:2154 119:1840 120:1582 121:986 122:2504 123:2107 124:1542 125:1902 128:1400 129:1173 130:914 131:2069 132:781 133:364 134:1916 135:284 136:779 137:865 138:2432 139:1215 140:839 141:1320 142:1224 143:1347 144:1259 145:330 146:1670 147:1464 148:2240 149:1589 150:850 151:1089 152:1664 153:441 154:3384 155:1364 156:1841 157:1194 158:987 159:2017 160:2390 161:1272 162:3406 163:1173 164:1681 165:1532 166:594 167:1667 168:3644 169:709 170:4304 171:807 172:2840 173:3038 174:1002 175:1119 176:3421 177:4482 178:3015 179:1933 180:2257 181:2618 182:3120 183:1880 184:2412 185:19075 186:4245 187:3536 188:3627 189:3098 190:8755 191:1337 192:11010 193:8436 194:6900 195:4907 196:3050 197:2678 198:6014 199:6016 200:7452 201:5670 202:10216 203:10042 204:4483 205:3390 206:3811 207:3372 208:4009 209:4610 210:3992 211:2323 212:3835 213:3389 214:1160 215:64 216:6389 217:2689 218:1176 219:456 220:1928 221:987 222:679 223:2016 End of report