IPv4 R&E Routing Table Report 18:35 GMT Fri 17 Mar, 2023 IPv4 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: 929569 Prefixes after maximum aggregation (per Origin AS): 346615 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 446381 Number of IPv4 prefixes with a valid ROA: 388760 Number of IPv4 prefixes with an invalid ROA: 1359 Number of IPv4 prefixes with no ROA: 539450 Total ASes present in the Internet Routing Table: 74264 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63648 Origin ASes announcing only one prefix: 25653 Transit ASes present in the Internet Routing Table: 10616 Transit-only ASes present in the Internet Routing Table: 456 Paths with bogon ASNs present in the IPv4 Routing Table: 166 Average AS path length visible in the Internet Routing Table: 5.7 Max AS path length visible: 164 Max AS path prepend of ASN ( 51156) 160 Prefixes from unregistered ASNs in the Routing Table: 1166 Number of instances of unregistered ASNs: 1187 Number of 32-bit ASNs allocated by the RIRs: 41464 Number of 32-bit ASNs visible in the Routing Table: 34350 Prefixes from 32-bit ASNs in the Routing Table: 174908 Number of bogon 32-bit ASNs visible in the Routing Table: 124 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 531 Number of addresses announced to Internet: 3063867136 Equivalent to 182 /8s, 158 /16s and 231 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 316199 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237478 Total APNIC prefixes after maximum aggregation: 68343 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 232017 Unique aggregates announced from the APNIC address blocks: 97562 APNIC Region origin ASes present in the Internet Routing Table: 13319 APNIC Prefixes per ASN: 17.42 APNIC Region origin ASes announcing only one prefix: 3872 APNIC Region transit ASes present in the Internet Routing Table: 1783 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8637 Number of APNIC addresses announced to Internet: 773244672 Equivalent to 46 /8s, 22 /16s and 199 /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: 269813 Total ARIN prefixes after maximum aggregation: 121916 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 272242 Unique aggregates announced from the ARIN address blocks: 130226 ARIN Region origin ASes present in the Internet Routing Table: 19070 ARIN Prefixes per ASN: 14.28 ARIN Region origin ASes announcing only one prefix: 6972 ARIN Region transit ASes present in the Internet Routing Table: 1972 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4756 Number of ARIN addresses announced to Internet: 1286612224 Equivalent to 76 /8s, 176 /16s and 37 /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: 261242 Total RIPE prefixes after maximum aggregation: 121527 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257430 Unique aggregates announced from the RIPE address blocks: 157003 RIPE Region origin ASes present in the Internet Routing Table: 28297 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 11993 RIPE Region transit ASes present in the Internet Routing Table: 3985 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 164 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11102 Number of RIPE addresses announced to Internet: 718510848 Equivalent to 42 /8s, 211 /16s and 155 /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: 127794 Total LACNIC prefixes after maximum aggregation: 28165 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127018 Unique aggregates announced from the LACNIC address blocks: 48968 LACNIC Region origin ASes present in the Internet Routing Table: 10979 LACNIC Prefixes per ASN: 11.57 LACNIC Region origin ASes announcing only one prefix: 2257 LACNIC Region transit ASes present in the Internet Routing Table: 2330 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: 8776 Number of LACNIC addresses announced to Internet: 176606976 Equivalent to 10 /8s, 134 /16s and 207 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 32076 Total AfriNIC prefixes after maximum aggregation: 5844 AfriNIC Deaggregation factor: 5.49 Prefixes being announced from the AfriNIC address blocks: 40331 Unique aggregates announced from the AfriNIC address blocks: 12197 AfriNIC Region origin ASes present in the Internet Routing Table: 1735 AfriNIC Prefixes per ASN: 23.25 AfriNIC Region origin ASes announcing only one prefix: 559 AfriNIC Region transit ASes present in the Internet Routing Table: 328 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1079 Number of AfriNIC addresses announced to Internet: 108502016 Equivalent to 6 /8s, 119 /16s and 156 /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 9462 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5759 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3680 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3448 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3408 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2857 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2361 837 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2166 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2146 439 210 TATACOMM-AS TATA Communications formerl 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 8097 10764 2853 AMAZON-02, US 11492 4531 300 619 CABLEONE, US 7155 3967 279 45 VIASAT-SP-BACKBONE, US 22773 3648 3049 298 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3506 1320 64 SHAW, CA 16625 3185 1602 2349 AKAMAI-AS, US 749 3037 50520 2304 DNIC-AS-00749, US 396982 2621 3587 354 GOOGLE-CLOUD-PLATFORM, US 7018 2567 24119 1573 ATT-INTERNET4, US 30036 2506 361 490 MEDIACOM-ENTERPRISE-BUSINESS, 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 7067 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4064 3399 170 AKAMAI-ASN1, NL 8551 3887 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2895 2292 912 ROSTELECOM-AS, RU 9009 2649 251 1389 M247, RO 34984 2267 359 609 TELLCOM-AS, TR 6849 2169 339 19 UKRTELNET, UA 58224 1848 949 545 TCI, IR 13188 1607 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 11168 3340 582 Uninet S.A. de C.V., MX 10620 3474 504 880 Telmex Colombia S.A., CO 13999 2292 373 608 Mega Cable, S.A. de C.V., MX 11830 2264 369 64 Instituto Costarricense de Electricidad 28573 1368 2324 245 Claro NXT Telecomunicacoes Ltda, BR 3816 1301 763 161 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1299 339 514 Axtel, S.A.B. de C.V., MX 6147 1130 370 22 Telefonica del Peru S.A.A., PE 11664 1098 180 460 Techtel LMDS Comunicaciones Interactiva 26615 1029 2498 45 TIM SA, BR 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 24863 1571 393 19 LINKdotNET-AS, EG 24835 1542 533 30 RAYA-AS, EG 36992 1343 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1016 67 53 ORANGE-COTE-IVOIRE, CI 36935 868 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 36914 508 82 3 KENET-AS, KE 15399 503 53 42 WANANCHI-, KE 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 11168 3340 582 Uninet S.A. de C.V., MX 9808 9462 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8097 10764 2853 AMAZON-02, US 12479 7067 1705 149 UNI2-AS, ES 7545 5759 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4531 300 619 CABLEONE, US 20940 4064 3399 170 AKAMAI-ASN1, NL 7155 3967 279 45 VIASAT-SP-BACKBONE, US 8551 3887 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9462 9414 CHINAMOBILE-CN China Mobile Communications Grou 12479 7067 6918 UNI2-AS, ES 16509 8097 5244 AMAZON-02, US 7545 5759 5068 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3967 3922 VIASAT-SP-BACKBONE, US 11492 4531 3912 CABLEONE, US 20940 4064 3894 AKAMAI-ASN1, NL 8551 3887 3850 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3680 3659 VIETEL-AS-AP Viettel Group, VN 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 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 64512 PRIVATE 8.10.33.0/24 14127 ILAND, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /10:38 /11:103 /12:299 /13:577 /14:1209 /15:2102 /16:13552 /17:8315 /18:13996 /19:25237 /20:43770 /21:52198 /22:110190 /23:100763 /24:557191 /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 6125 7067 UNI2-AS, ES 8151 5136 11168 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3439 4531 CABLEONE, US 8551 3359 3887 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3314 3506 SHAW, CA 7155 3042 3967 VIASAT-SP-BACKBONE, US 22773 2697 3648 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2164 2506 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2028 3474 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1671 2:1215 3:170 4:7 5:4522 6:118 7:6 8:1557 9:1 11:172 12:1577 13:395 14:2315 15:296 16:111 17:367 18:401 20:253 21:4 22:188 23:6126 24:2565 25:6 27:2574 29:19 31:2540 32:108 34:10 35:106 36:1913 37:4657 38:4449 39:808 40:150 41:4477 42:954 43:2342 44:316 45:17585 46:4288 47:377 49:1743 50:1844 51:571 52:1588 54:389 55:867 56:8 57:99 58:1748 59:1082 60:971 61:2474 62:2721 63:1941 64:5682 65:2331 66:5018 67:3057 68:1378 69:4159 70:1268 71:672 72:3047 74:2617 75:1467 76:604 77:2530 78:1914 79:3167 80:2083 81:1767 82:1501 83:1241 84:1519 85:3031 86:747 87:2051 88:1283 89:3665 90:614 91:7760 92:2025 93:2583 94:3619 95:3983 96:1328 97:332 98:1169 99:748 100:77 101:1303 102:2959 103:31228 104:4626 105:895 106:881 107:2552 108:991 109:4409 110:2063 111:3196 112:2061 113:1524 114:1633 115:2089 116:1906 117:2561 118:2281 119:1982 120:1738 121:1063 122:2613 123:2176 124:1573 125:2415 128:1337 129:1134 130:1024 131:2160 132:848 133:422 134:1903 135:344 136:868 137:949 138:2849 139:1522 140:1202 141:1478 142:1440 143:1568 144:1168 145:357 146:1938 147:1577 148:2264 149:1970 150:879 151:1149 152:1968 153:571 154:4346 155:1424 156:1701 157:1289 158:1048 159:2268 160:2624 161:1479 162:3574 163:1553 164:1629 165:1731 166:851 167:1728 168:4134 169:959 170:4954 171:886 172:3516 173:2949 174:1021 175:1185 176:3732 177:5936 178:3656 179:2573 180:2412 181:3489 182:3315 183:1914 184:2351 185:20326 186:5101 187:4503 188:4197 189:3957 190:9243 191:1954 192:10992 193:8848 194:7303 195:5211 196:3290 197:2752 198:5965 199:6124 200:8122 201:6107 202:10544 203:10318 204:4625 205:3543 206:3993 207:3448 208:4100 209:4882 210:4241 211:2386 212:4132 213:3558 214:1094 215:58 216:6645 217:2754 218:1282 219:413 220:1756 221:976 222:676 223:2139 End of report