Global R&E Routing Table Report 18:35 GMT Fri 03 Dec, 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: 869072 Prefixes after maximum aggregation (per Origin AS): 329543 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 421873 Total ASes present in the Internet Routing Table: 72328 Prefixes per ASN: 12.02 Origin-only ASes present in the Internet Routing Table: 61988 Origin ASes announcing only one prefix: 25587 Transit ASes present in the Internet Routing Table: 10340 Transit-only ASes present in the Internet Routing Table: 383 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 905 Number of instances of unregistered ASNs: 906 Number of 32-bit ASNs allocated by the RIRs: 37976 Number of 32-bit ASNs visible in the Routing Table: 31488 Prefixes from 32-bit ASNs in the Routing Table: 145751 Number of bogon 32-bit ASNs visible in the Routing Table: 39 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 854 Number of addresses announced to Internet: 3072261376 Equivalent to 183 /8s, 30 /16s and 253 /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: 292844 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 223994 Total APNIC prefixes after maximum aggregation: 64334 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 219178 Unique aggregates announced from the APNIC address blocks: 92776 APNIC Region origin ASes present in the Internet Routing Table: 12052 APNIC Prefixes per ASN: 18.19 APNIC Region origin ASes announcing only one prefix: 3433 APNIC Region transit ASes present in the Internet Routing Table: 1702 Average APNIC Region AS path length visible: 6.3 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7275 Number of APNIC addresses announced to Internet: 772247040 Equivalent to 46 /8s, 7 /16s and 142 /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: 256212 Total ARIN prefixes after maximum aggregation: 118041 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 255890 Unique aggregates announced from the ARIN address blocks: 122291 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: 6863 ARIN Region transit ASes present in the Internet Routing Table: 1960 Average ARIN Region AS path length visible: 5.5 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4235 Number of ARIN addresses announced to Internet: 1301091584 Equivalent to 77 /8s, 141 /16s and 21 /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: 243959 Total RIPE prefixes after maximum aggregation: 114028 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 239999 Unique aggregates announced from the RIPE address blocks: 147028 RIPE Region origin ASes present in the Internet Routing Table: 28164 RIPE Prefixes per ASN: 8.52 RIPE Region origin ASes announcing only one prefix: 12138 RIPE Region transit ASes present in the Internet Routing Table: 3980 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10569 Number of RIPE addresses announced to Internet: 713613056 Equivalent to 42 /8s, 136 /16s and 223 /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: 113138 Total LACNIC prefixes after maximum aggregation: 27068 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 113974 Unique aggregates announced from the LACNIC address blocks: 47726 LACNIC Region origin ASes present in the Internet Routing Table: 10812 LACNIC Prefixes per ASN: 10.54 LACNIC Region origin ASes announcing only one prefix: 2625 LACNIC Region transit ASes present in the Internet Routing Table: 2158 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: 8492 Number of LACNIC addresses announced to Internet: 176387328 Equivalent to 10 /8s, 131 /16s and 117 /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: 30864 Total AfriNIC prefixes after maximum aggregation: 5382 AfriNIC Deaggregation factor: 5.73 Prefixes being announced from the AfriNIC address blocks: 39177 Unique aggregates announced from the AfriNIC address blocks: 11272 AfriNIC Region origin ASes present in the Internet Routing Table: 1590 AfriNIC Prefixes per ASN: 24.64 AfriNIC Region origin ASes announcing only one prefix: 528 AfriNIC Region transit ASes present in the Internet Routing Table: 319 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 39 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 917 Number of AfriNIC addresses announced to Internet: 108376576 Equivalent to 6 /8s, 117 /16s and 178 /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 8736 8995 49 CHINAMOBILE-CN China Mobile Communicati 7545 5859 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3549 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3479 1022 56 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3240 1896 54 VNPT-AS-VN VNPT Corp, VN 4766 2248 11118 573 KIXS-AS-KR Korea Telecom, KR 9498 2187 476 238 BBIL-AP BHARTI Airtel Ltd., IN 45090 2154 1198 75 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2121 429 203 TATACOMM-AS TATA Communications formerl 24560 1997 840 366 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 6024 10031 2577 AMAZON-02, US 11492 4593 304 819 CABLEONE, US 22773 4011 3028 366 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 16625 3680 1899 2559 AKAMAI-AS, US 6327 3389 1318 63 SHAW, CA 749 2890 50784 2146 DNIC-AS-00749, US 30036 2604 374 129 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2524 5042 435 CENTURYLINK-US-LEGACY-QWEST, US 20115 2236 3032 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 6855 1733 150 UNI2-AS, ES 20940 3879 3360 189 AKAMAI-ASN1, NL 8551 3453 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 39891 3271 187 23 ALJAWWALSTC-AS, SA 12389 2908 2279 898 ROSTELECOM-AS, RU 9009 2565 264 1345 M247, GB 34984 2204 355 598 TELLCOM-AS, TR 58224 1753 917 576 TCI, IR 61317 1652 214 928 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 10499 3450 581 Uninet S.A. de C.V., MX 10620 3252 491 832 Telmex Colombia S.A., CO 11830 2469 369 62 Instituto Costarricense de Electricidad 13999 1618 284 456 Mega Cable, S.A. de C.V., MX 6503 1435 355 522 Axtel, S.A.B. de C.V., MX 28573 1372 2317 261 CLARO S.A., BR 3816 1240 651 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1145 2351 141 TIM SA, BR 6147 1089 370 21 Telefonica del Peru S.A.A., PE 11664 981 189 442 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 1625 393 21 LINKdotNET-AS, EG 24835 1549 499 32 RAYA-AS, EG 36992 1287 1430 268 ETISALAT-MISR, EG 36903 1195 543 114 MT-MPLS, MA 29571 821 68 10 ORANGE-COTE-IVOIRE, CI 36935 704 523 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 10499 3450 581 Uninet S.A. de C.V., MX 9808 8736 8995 49 CHINAMOBILE-CN China Mobile Communicati 12479 6855 1733 150 UNI2-AS, ES 16509 6024 10031 2577 AMAZON-02, US 7545 5859 787 681 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4593 304 819 CABLEONE, US 22773 4011 3028 366 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3950 264 30 VIASAT-SP-BACKBONE, US 20940 3879 3360 189 AKAMAI-ASN1, NL 16625 3680 1899 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 8736 8687 CHINAMOBILE-CN China Mobile Communications Grou 12479 6855 6705 UNI2-AS, ES 7545 5859 5178 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 3950 3920 VIASAT-SP-BACKBONE, US 11492 4593 3774 CABLEONE, US 20940 3879 3690 AKAMAI-ASN1, NL 22773 4011 3645 ASN-CXA-ALL-CCI-22773-RDC, US 7552 3549 3529 VIETEL-AS-AP Viettel Group, VN 16509 6024 3447 AMAZON-02, US 7713 3479 3423 TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID 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 3356 LEVEL3, 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 23.170.250.0/24 Origin: 210907 PEACEWEB-AS This AS Number is used by Pe 23.170.250.0/24 Transit: 47869 NETROUTING-AS, NL 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 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 /12:301 /13:594 /14:1207 /15:2080 /16:13542 /17:8286 /18:13874 /19:24990 /20:41657 /21:50502 /22:107274 /23:93438 /24:511159 /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 5786 6855 UNI2-AS, ES 8151 4325 10499 Uninet S.A. de C.V., MX 11492 3546 4593 CABLEONE, US 6327 3199 3389 SHAW, CA 7155 3040 3950 VIASAT-SP-BACKBONE, US 22773 2992 4011 ASN-CXA-ALL-CCI-22773-RDC, US 8551 2918 3453 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 39891 2807 3271 ALJAWWALSTC-AS, SA 30036 2259 2604 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) ---------------------------------------------- 1:1795 2:1025 3:147 4:20 5:3718 6:100 7:5 8:1541 9:1 11:172 12:1706 13:408 14:2291 15:133 16:31 17:374 18:130 20:146 21:4 22:188 23:5317 24:2372 25:4 27:2539 29:19 31:2382 32:106 34:1 35:48 36:1722 37:3920 38:2379 39:658 40:149 41:4300 42:924 43:2063 44:295 45:15663 46:3682 47:321 49:1648 50:1883 51:104 52:1347 54:290 55:717 56:4 57:57 58:1587 59:1038 60:936 61:2222 62:2414 63:1955 64:5394 65:2348 66:4929 67:2904 68:1185 69:4148 70:1343 71:676 72:3096 74:2612 75:1502 76:710 77:2141 78:1752 79:2707 80:1886 81:1498 82:1421 83:1176 84:1291 85:2817 86:700 87:1891 88:978 89:3115 90:478 91:7490 92:1886 93:2580 94:3217 95:3604 96:1301 97:341 98:985 99:899 100:76 101:1048 102:2000 103:27416 104:4079 105:2015 106:843 107:2382 108:754 109:4004 110:2049 111:3095 112:1962 113:1423 114:1523 115:1918 116:1842 117:2466 118:2218 119:1837 120:1576 121:989 122:2510 123:2110 124:1540 125:1991 128:1372 129:1176 130:911 131:2078 132:784 133:362 134:1915 135:286 136:789 137:865 138:2453 139:1206 140:814 141:1318 142:1229 143:1371 144:1257 145:330 146:1706 147:1468 148:2225 149:1579 150:850 151:1068 152:1661 153:443 154:3428 155:1351 156:1839 157:1192 158:987 159:2016 160:2348 161:1272 162:3410 163:1181 164:1676 165:1535 166:607 167:1662 168:3643 169:706 170:4301 171:808 172:2857 173:3047 174:1006 175:1136 176:3431 177:4503 178:3003 179:1953 180:2255 181:2658 182:3113 183:1878 184:2412 185:19095 186:4251 187:3525 188:3495 189:3085 190:8741 191:1334 192:11026 193:8464 194:6905 195:4963 196:3070 197:2691 198:6009 199:6005 200:7407 201:5545 202:10187 203:10011 204:4503 205:3386 206:3829 207:3356 208:4009 209:4631 210:3977 211:2307 212:3886 213:3413 214:1161 215:62 216:6397 217:2681 218:1189 219:462 220:1952 221:983 222:677 223:2091 End of report