Global R&E Routing Table Report 18:35 GMT Sat 27 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: 869666 Prefixes after maximum aggregation (per Origin AS): 329454 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 421426 Total ASes present in the Internet Routing Table: 72369 Prefixes per ASN: 12.02 Origin-only ASes present in the Internet Routing Table: 62035 Origin ASes announcing only one prefix: 25618 Transit ASes present in the Internet Routing Table: 10334 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: 909 Number of instances of unregistered ASNs: 910 Number of 32-bit ASNs allocated by the RIRs: 37923 Number of 32-bit ASNs visible in the Routing Table: 31497 Prefixes from 32-bit ASNs in the Routing Table: 145519 Number of bogon 32-bit ASNs visible in the Routing Table: 33 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 863 Number of addresses announced to Internet: 3071233280 Equivalent to 183 /8s, 15 /16s and 77 /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: 293264 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 224336 Total APNIC prefixes after maximum aggregation: 64408 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 219567 Unique aggregates announced from the APNIC address blocks: 92786 APNIC Region origin ASes present in the Internet Routing Table: 12105 APNIC Prefixes per ASN: 18.14 APNIC Region origin ASes announcing only one prefix: 3469 APNIC Region transit ASes present in the Internet Routing Table: 1711 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: 7322 Number of APNIC addresses announced to Internet: 772388608 Equivalent to 46 /8s, 9 /16s and 183 /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: 256062 Total ARIN prefixes after maximum aggregation: 118131 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 255668 Unique aggregates announced from the ARIN address blocks: 122136 ARIN Region origin ASes present in the Internet Routing Table: 18950 ARIN Prefixes per ASN: 13.49 ARIN Region origin ASes announcing only one prefix: 6858 ARIN Region transit ASes present in the Internet Routing Table: 1960 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: 4226 Number of ARIN addresses announced to Internet: 1301268736 Equivalent to 77 /8s, 143 /16s and 201 /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: 244201 Total RIPE prefixes after maximum aggregation: 113985 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 240271 Unique aggregates announced from the RIPE address blocks: 146900 RIPE Region origin ASes present in the Internet Routing Table: 28157 RIPE Prefixes per ASN: 8.53 RIPE Region origin ASes announcing only one prefix: 12140 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: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10552 Number of RIPE addresses announced to Internet: 712643328 Equivalent to 42 /8s, 122 /16s and 19 /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: 113280 Total LACNIC prefixes after maximum aggregation: 26883 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 114172 Unique aggregates announced from the LACNIC address blocks: 47575 LACNIC Region origin ASes present in the Internet Routing Table: 10808 LACNIC Prefixes per ASN: 10.56 LACNIC Region origin ASes announcing only one prefix: 2627 LACNIC Region transit ASes present in the Internet Routing Table: 2148 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: 176429056 Equivalent to 10 /8s, 132 /16s and 24 /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: 30878 Total AfriNIC prefixes after maximum aggregation: 5352 AfriNIC Deaggregation factor: 5.77 Prefixes being announced from the AfriNIC address blocks: 39125 Unique aggregates announced from the AfriNIC address blocks: 11245 AfriNIC Region origin ASes present in the Internet Routing Table: 1586 AfriNIC Prefixes per ASN: 24.67 AfriNIC Region origin ASes announcing only one prefix: 524 AfriNIC Region transit ASes present in the Internet Routing Table: 316 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: 913 Number of AfriNIC addresses announced to Internet: 107954944 Equivalent to 6 /8s, 111 /16s and 67 /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 8732 8999 54 CHINAMOBILE-CN China Mobile Communicati 7545 5858 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3595 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3494 1023 57 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3226 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2250 11118 573 KIXS-AS-KR Korea Telecom, KR 9498 2181 475 236 BBIL-AP BHARTI Airtel Ltd., IN 45090 2157 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2119 429 201 TATACOMM-AS TATA Communications formerl 24560 1990 839 367 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 6014 10014 2586 AMAZON-02, US 11492 4592 304 825 CABLEONE, US 22773 4014 3046 369 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3681 1897 2559 AKAMAI-AS, US 6327 3390 1318 64 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2600 373 153 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 6863 1731 149 UNI2-AS, ES 20940 3925 3348 213 AKAMAI-ASN1, NL 8551 3447 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2905 2279 897 ROSTELECOM-AS, RU 9009 2560 263 1349 M247, GB 34984 2204 355 601 TELLCOM-AS, TR 58224 1759 918 579 TCI, IR 61317 1653 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 10647 3450 578 Uninet S.A. de C.V., MX 10620 3251 491 826 Telmex Colombia S.A., CO 11830 2469 369 62 Instituto Costarricense de Electricidad 13999 1613 285 457 Mega Cable, S.A. de C.V., MX 6503 1497 358 477 Axtel, S.A.B. de C.V., MX 28573 1372 2318 258 CLARO S.A., BR 3816 1240 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1137 2351 139 TIM SA, BR 6147 1088 369 21 Telefonica del Peru S.A.A., PE 11664 980 189 441 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 1286 1430 268 ETISALAT-MISR, EG 36903 1183 537 110 MT-MPLS, MA 29571 826 68 11 ORANGE-COTE-IVOIRE, CI 36935 703 523 44 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 522 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 10647 3450 578 Uninet S.A. de C.V., MX 9808 8732 8999 54 CHINAMOBILE-CN China Mobile Communicati 12479 6863 1731 149 UNI2-AS, ES 16509 6014 10014 2586 AMAZON-02, US 7545 5858 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4592 304 825 CABLEONE, US 22773 4014 3046 369 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3925 3348 213 AKAMAI-ASN1, NL 16625 3681 1897 2559 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 8732 8678 CHINAMOBILE-CN China Mobile Communications Grou 12479 6863 6714 UNI2-AS, ES 7545 5858 5177 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4592 3767 CABLEONE, US 20940 3925 3712 AKAMAI-ASN1, NL 22773 4014 3645 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3595 3575 VIETEL-AS-AP Viettel Group, VN 7713 3494 3437 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 16509 6014 3428 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 /16:13549 /17:8271 /18:13874 /19:24992 /20:41675 /21:50472 /22:107313 /23:93581 /24:511588 /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 5810 6863 UNI2-AS, ES 8151 4443 10647 Uninet S.A. de C.V., MX 11492 3545 4592 CABLEONE, US 6327 3199 3390 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 2992 4014 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2912 3447 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2255 2600 MEDIACOM-ENTERPRISE-BUSINESS, US 11830 1924 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) ---------------------------------------------- 1:1794 2:1042 3:146 4:18 5:3730 6:100 7:5 8:1541 9:1 11:172 12:1707 13:411 14:2274 15:132 16:31 17:374 18:130 20:146 21:4 22:188 23:5313 24:2370 25:4 27:2564 29:19 31:2381 32:106 34:1 35:48 36:1732 37:3915 38:2371 39:651 40:149 41:4327 42:906 43:2073 44:294 45:15659 46:3787 47:322 49:1675 50:1882 51:104 52:1347 54:288 55:647 56:4 57:57 58:1586 59:1036 60:936 61:2222 62:2426 63:1947 64:5405 65:2347 66:4948 67:2898 68:1173 69:4143 70:1344 71:678 72:3091 74:2615 75:1502 76:710 77:2145 78:1741 79:2703 80:1882 81:1508 82:1417 83:1173 84:1289 85:2826 86:702 87:1889 88:978 89:3148 90:488 91:7501 92:1891 93:2577 94:3227 95:3590 96:1300 97:347 98:983 99:911 100:75 101:1049 102:1991 103:27500 104:4102 105:2012 106:844 107:2387 108:753 109:3992 110:2050 111:3098 112:1959 113:1421 114:1522 115:1917 116:1856 117:2479 118:2223 119:1840 120:1577 121:989 122:2509 123:2111 124:1540 125:1987 128:1406 129:1172 130:914 131:2066 132:780 133:364 134:1917 135:284 136:782 137:864 138:2439 139:1205 140:842 141:1312 142:1225 143:1355 144:1256 145:331 146:1686 147:1463 148:2241 149:1586 150:852 151:1088 152:1657 153:441 154:3367 155:1363 156:1839 157:1195 158:988 159:2018 160:2376 161:1273 162:3400 163:1177 164:1671 165:1530 166:595 167:1668 168:3634 169:709 170:4297 171:808 172:2847 173:3037 174:1001 175:1129 176:3419 177:4489 178:3003 179:1955 180:2257 181:2621 182:3122 183:1877 184:2412 185:19085 186:4262 187:3541 188:3659 189:3109 190:8759 191:1335 192:11008 193:8432 194:6898 195:4936 196:3054 197:2677 198:6014 199:6009 200:7446 201:5679 202:10218 203:10035 204:4496 205:3385 206:3822 207:3374 208:3999 209:4606 210:3980 211:2323 212:3848 213:3390 214:1160 215:64 216:6387 217:2688 218:1188 219:461 220:1965 221:987 222:678 223:2078 End of report