Global R&E Routing Table Report 18:35 GMT Tue 23 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: 868536 Prefixes after maximum aggregation (per Origin AS): 329214 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 421309 Total ASes present in the Internet Routing Table: 72350 Prefixes per ASN: 12.00 Origin-only ASes present in the Internet Routing Table: 62019 Origin ASes announcing only one prefix: 25609 Transit ASes present in the Internet Routing Table: 10331 Transit-only ASes present in the Internet Routing Table: 371 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: 917 Number of instances of unregistered ASNs: 918 Number of 32-bit ASNs allocated by the RIRs: 37887 Number of 32-bit ASNs visible in the Routing Table: 31465 Prefixes from 32-bit ASNs in the Routing Table: 144569 Number of bogon 32-bit ASNs visible in the Routing Table: 34 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 496 Number of addresses announced to Internet: 3071478784 Equivalent to 183 /8s, 19 /16s and 12 /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: 293126 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 223467 Total APNIC prefixes after maximum aggregation: 64329 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 218688 Unique aggregates announced from the APNIC address blocks: 92784 APNIC Region origin ASes present in the Internet Routing Table: 12095 APNIC Prefixes per ASN: 18.08 APNIC Region origin ASes announcing only one prefix: 3456 APNIC Region transit ASes present in the Internet Routing Table: 1705 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: 7308 Number of APNIC addresses announced to Internet: 772600064 Equivalent to 46 /8s, 12 /16s and 241 /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: 256044 Total ARIN prefixes after maximum aggregation: 118082 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 256034 Unique aggregates announced from the ARIN address blocks: 122467 ARIN Region origin ASes present in the Internet Routing Table: 18940 ARIN Prefixes per ASN: 13.52 ARIN Region origin ASes announcing only one prefix: 6853 ARIN Region transit ASes present in the Internet Routing Table: 1964 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: 4216 Number of ARIN addresses announced to Internet: 1301654784 Equivalent to 77 /8s, 149 /16s and 173 /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: 243988 Total RIPE prefixes after maximum aggregation: 113868 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 240104 Unique aggregates announced from the RIPE address blocks: 146802 RIPE Region origin ASes present in the Internet Routing Table: 28159 RIPE Prefixes per ASN: 8.53 RIPE Region origin ASes announcing only one prefix: 12144 RIPE Region transit ASes present in the Internet Routing Table: 3979 Average RIPE Region AS path length visible: 5.2 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10547 Number of RIPE addresses announced to Internet: 712463872 Equivalent to 42 /8s, 119 /16s and 86 /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: 113200 Total LACNIC prefixes after maximum aggregation: 26865 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 114071 Unique aggregates announced from the LACNIC address blocks: 47559 LACNIC Region origin ASes present in the Internet Routing Table: 10806 LACNIC Prefixes per ASN: 10.56 LACNIC Region origin ASes announcing only one prefix: 2629 LACNIC Region transit ASes present in the Internet Routing Table: 2151 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: 8480 Number of LACNIC addresses announced to Internet: 176297216 Equivalent to 10 /8s, 130 /16s and 21 /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: 30920 Total AfriNIC prefixes after maximum aggregation: 5373 AfriNIC Deaggregation factor: 5.75 Prefixes being announced from the AfriNIC address blocks: 39143 Unique aggregates announced from the AfriNIC address blocks: 11255 AfriNIC Region origin ASes present in the Internet Routing Table: 1587 AfriNIC Prefixes per ASN: 24.66 AfriNIC Region origin ASes announcing only one prefix: 527 AfriNIC Region transit ASes present in the Internet Routing Table: 314 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: 914 Number of AfriNIC addresses announced to Internet: 108168704 Equivalent to 6 /8s, 114 /16s and 134 /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 8709 8999 54 CHINAMOBILE-CN China Mobile Communicati 7545 5863 787 683 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3567 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3499 1023 57 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3211 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 2119 429 201 TATACOMM-AS TATA Communications formerl 24560 1985 837 374 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 5991 10009 2575 AMAZON-02, US 11492 4608 305 825 CABLEONE, US 22773 4044 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 2595 373 171 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2525 5042 434 CENTURYLINK-US-LEGACY-QWEST, US 20115 2244 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 6869 1713 150 UNI2-AS, ES 20940 3924 3348 213 AKAMAI-ASN1, NL 8551 3441 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2905 2279 897 ROSTELECOM-AS, RU 9009 2514 258 1322 M247, GB 34984 2202 355 599 TELLCOM-AS, TR 58224 1757 917 580 TCI, IR 61317 1660 215 934 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 10629 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 1640 287 458 Mega Cable, S.A. de C.V., MX 6503 1514 358 471 Axtel, S.A.B. de C.V., MX 28573 1365 2314 252 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 1632 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 822 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 10629 3450 574 Uninet S.A. de C.V., MX 9808 8709 8999 54 CHINAMOBILE-CN China Mobile Communicati 12479 6869 1713 150 UNI2-AS, ES 16509 5991 10009 2575 AMAZON-02, US 7545 5863 787 683 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4608 305 825 CABLEONE, US 22773 4044 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 8709 8655 CHINAMOBILE-CN China Mobile Communications Grou 12479 6869 6719 UNI2-AS, ES 7545 5863 5180 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4608 3783 CABLEONE, US 20940 3924 3711 AKAMAI-ASN1, NL 22773 4044 3666 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3567 3547 VIETEL-AS-AP Viettel Group, VN 7713 3499 3442 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 16509 5991 3416 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 /16:13555 /17:8254 /18:13866 /19:25024 /20:41671 /21:50392 /22:107105 /23:93500 /24:510818 /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 5822 6869 UNI2-AS, ES 8151 4430 10629 Uninet S.A. de C.V., MX 11492 3561 4608 CABLEONE, US 6327 3197 3388 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 3007 4044 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2906 3441 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 2807 3271 ALJAWWALSTC-AS, SA 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) ---------------------------------------------- 1:1791 2:1041 3:146 4:18 5:3713 6:100 7:5 8:1533 9:1 11:172 12:1711 13:409 14:2260 15:133 16:31 17:374 18:130 20:147 21:4 22:188 23:5300 24:2371 25:4 27:2551 29:19 31:2385 32:106 34:1 35:48 36:1681 37:3920 38:2366 39:656 40:149 41:4332 42:934 43:2072 44:296 45:15663 46:3769 47:322 49:1664 50:1874 51:103 52:1348 54:289 55:653 56:4 57:57 58:1582 59:1036 60:936 61:2205 62:2427 63:1950 64:5401 65:2350 66:4961 67:2898 68:1175 69:4135 70:1345 71:676 72:3092 74:2616 75:1503 76:709 77:2138 78:1745 79:2700 80:1879 81:1528 82:1419 83:1171 84:1289 85:2831 86:701 87:1894 88:971 89:3144 90:488 91:7499 92:1897 93:2571 94:3219 95:3588 96:1298 97:347 98:980 99:910 100:76 101:1045 102:1991 103:27472 104:4104 105:2021 106:840 107:2385 108:754 109:3981 110:1950 111:3108 112:1954 113:1413 114:1521 115:1912 116:1850 117:2430 118:2154 119:1840 120:1580 121:986 122:2503 123:2115 124:1541 125:1899 128:1398 129:1174 130:915 131:2070 132:783 133:364 134:1911 135:286 136:780 137:865 138:2449 139:1217 140:838 141:1318 142:1227 143:1357 144:1262 145:330 146:1649 147:1464 148:2240 149:1588 150:850 151:1089 152:1662 153:441 154:3344 155:1364 156:1835 157:1194 158:987 159:2016 160:2390 161:1271 162:3409 163:1172 164:1683 165:1533 166:594 167:1666 168:3640 169:714 170:4292 171:803 172:2837 173:3037 174:1001 175:1127 176:3435 177:4499 178:3015 179:1926 180:2256 181:2605 182:3118 183:1870 184:2413 185:19071 186:4231 187:3532 188:3628 189:3087 190:8752 191:1324 192:11007 193:8434 194:6891 195:4913 196:3048 197:2677 198:6014 199:6013 200:7439 201:5672 202:10210 203:10047 204:4483 205:3388 206:3815 207:3380 208:4015 209:4602 210:3995 211:2322 212:3838 213:3389 214:1165 215:64 216:6386 217:2698 218:1182 219:466 220:1919 221:980 222:679 223:2016 End of report