IPv4 R&E Routing Table Report 18:35 GMT Fri 28 Apr, 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: 936755 Prefixes after maximum aggregation (per Origin AS): 348252 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 448480 Number of IPv4 prefixes with a valid ROA: 406094 Number of IPv4 prefixes with an invalid ROA: 1797 Number of IPv4 prefixes with no ROA: 528864 Total ASes present in the Internet Routing Table: 74395 Prefixes per ASN: 12.59 Origin-only ASes present in the Internet Routing Table: 63837 Origin ASes announcing only one prefix: 25739 Transit ASes present in the Internet Routing Table: 10558 Transit-only ASes present in the Internet Routing Table: 441 Paths with bogon ASNs present in the IPv4 Routing Table: 129 Average AS path length visible in the Internet Routing Table: 6.7 Max AS path length visible: 87 Max AS path prepend of ASN ( 37447) 85 Prefixes from unregistered ASNs in the Routing Table: 1127 Number of instances of unregistered ASNs: 1133 Number of 32-bit ASNs allocated by the RIRs: 41755 Number of 32-bit ASNs visible in the Routing Table: 34523 Prefixes from 32-bit ASNs in the Routing Table: 177219 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: 647 Number of addresses announced to Internet: 3060205824 Equivalent to 182 /8s, 103 /16s and 9 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 318233 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 240311 Total APNIC prefixes after maximum aggregation: 68579 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 234534 Unique aggregates announced from the APNIC address blocks: 97589 APNIC Region origin ASes present in the Internet Routing Table: 13361 APNIC Prefixes per ASN: 17.55 APNIC Region origin ASes announcing only one prefix: 3911 APNIC Region transit ASes present in the Internet Routing Table: 1801 Average APNIC Region AS path length visible: 7.1 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8695 Number of APNIC addresses announced to Internet: 772960512 Equivalent to 46 /8s, 18 /16s and 113 /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: 271695 Total ARIN prefixes after maximum aggregation: 122251 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 274770 Unique aggregates announced from the ARIN address blocks: 130937 ARIN Region origin ASes present in the Internet Routing Table: 19088 ARIN Prefixes per ASN: 14.39 ARIN Region origin ASes announcing only one prefix: 6963 ARIN Region transit ASes present in the Internet Routing Table: 1944 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4785 Number of ARIN addresses announced to Internet: 1283943424 Equivalent to 76 /8s, 135 /16s and 108 /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: 262870 Total RIPE prefixes after maximum aggregation: 122318 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258393 Unique aggregates announced from the RIPE address blocks: 157824 RIPE Region origin ASes present in the Internet Routing Table: 28353 RIPE Prefixes per ASN: 9.11 RIPE Region origin ASes announcing only one prefix: 12026 RIPE Region transit ASes present in the Internet Routing Table: 3956 Average RIPE Region AS path length visible: 6.5 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11168 Number of RIPE addresses announced to Internet: 718093312 Equivalent to 42 /8s, 205 /16s and 60 /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: 128787 Total LACNIC prefixes after maximum aggregation: 28428 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127930 Unique aggregates announced from the LACNIC address blocks: 49295 LACNIC Region origin ASes present in the Internet Routing Table: 10992 LACNIC Prefixes per ASN: 11.64 LACNIC Region origin ASes announcing only one prefix: 2260 LACNIC Region transit ASes present in the Internet Routing Table: 2318 Average LACNIC Region AS path length visible: 7.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8780 Number of LACNIC addresses announced to Internet: 176738304 Equivalent to 10 /8s, 136 /16s and 208 /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: 31965 Total AfriNIC prefixes after maximum aggregation: 5865 AfriNIC Deaggregation factor: 5.45 Prefixes being announced from the AfriNIC address blocks: 40481 Unique aggregates announced from the AfriNIC address blocks: 12298 AfriNIC Region origin ASes present in the Internet Routing Table: 1749 AfriNIC Prefixes per ASN: 23.15 AfriNIC Region origin ASes announcing only one prefix: 579 AfriNIC Region transit ASes present in the Internet Routing Table: 329 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 87 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1095 Number of AfriNIC addresses announced to Internet: 108049152 Equivalent to 6 /8s, 112 /16s and 179 /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 9463 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5730 787 693 TPG-INTERNET-AP TPG Telecom Limited, AU 45899 4055 1877 47 VNPT-AS-VN VNPT Corp, VN 7552 3676 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3421 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2945 489 236 BBIL-AP BHARTI Airtel Ltd., IN 24560 2386 837 442 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2289 11250 586 KIXS-AS-KR Korea Telecom, KR 18403 2166 347 25 FPT-AS-AP FPT Telecom Company, VN 45090 2150 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 8228 10772 2933 AMAZON-02, US 11492 4545 301 593 CABLEONE, US 7155 3976 281 51 VIASAT-SP-BACKBONE, US 22773 3586 3041 283 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3523 1320 64 SHAW, CA 16625 3174 1585 2362 AKAMAI-AS, US 749 3071 53111 2323 DNIC-AS-00749, US 396982 2635 3590 366 GOOGLE-CLOUD-PLATFORM, US 7018 2524 24152 1583 ATT-INTERNET4, US 30036 2501 361 449 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 7270 1706 140 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4091 3399 167 AKAMAI-ASN1, NL 8551 3889 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2888 2292 909 ROSTELECOM-AS, RU 9009 2681 250 1404 M247, RO 34984 2275 359 613 TELLCOM-AS, TR 6849 2047 307 18 UKRTELNET, UA 58224 1852 950 544 TCI, IR 13188 1607 100 18 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 11252 3343 591 Uninet S.A. de C.V., MX 10620 3481 505 904 Telmex Colombia S.A., CO 13999 2334 358 617 Mega Cable, S.A. de C.V., MX 11830 2263 369 64 Instituto Costarricense de Electricidad 28573 1333 2324 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1300 339 515 Axtel, S.A.B. de C.V., MX 3816 1293 760 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1132 370 22 Telefonica del Peru S.A.A., PE 11664 1098 180 443 Techtel LMDS Comunicaciones Interactiva 26615 1035 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 1585 393 19 LINKdotNET-AS, EG 24835 1553 533 30 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1024 67 46 ORANGE-COTE-IVOIRE, CI 36935 875 520 42 Vodafone-, EG 37457 820 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 530 54 44 WANANCHI-, KE 36914 512 82 3 KENET-AS, 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 11252 3343 591 Uninet S.A. de C.V., MX 9808 9463 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8228 10772 2933 AMAZON-02, US 12479 7270 1706 140 UNI2-AS, ES 7545 5730 787 693 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4545 301 593 CABLEONE, US 20940 4091 3399 167 AKAMAI-ASN1, NL 45899 4055 1877 47 VNPT-AS-VN VNPT Corp, VN 7155 3976 281 51 VIASAT-SP-BACKBONE, 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 9463 9426 CHINAMOBILE-CN China Mobile Communications Grou 12479 7270 7130 UNI2-AS, ES 16509 8228 5295 AMAZON-02, US 7545 5730 5037 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 45899 4055 4008 VNPT-AS-VN VNPT Corp, VN 11492 4545 3952 CABLEONE, US 7155 3976 3925 VIASAT-SP-BACKBONE, US 20940 4091 3924 AKAMAI-ASN1, NL 8551 3889 3852 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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, 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, 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 3356 LEVEL3, 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 23.139.232.0/24 Origin: 211619 MAXKO, HR 23.139.232.0/24 Transit: 42864 GIGANET-HU GigaNet Internet Service Prov 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 /9:14 /10:38 /11:103 /12:298 /13:576 /14:1203 /15:2106 /16:13524 /17:8282 /18:14427 /19:25223 /20:44036 /21:52119 /22:110511 /23:101111 /24:563168 /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 6330 7270 UNI2-AS, ES 8151 5197 11252 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3454 4545 CABLEONE, US 8551 3361 3889 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3332 3523 SHAW, CA 7155 3043 3976 VIASAT-SP-BACKBONE, US 22773 2652 3586 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2501 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2036 3481 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) ---------------------------------------------- 1:1793 2:1289 3:175 4:7 5:4607 6:128 7:6 8:1552 9:1 11:172 12:1535 13:380 14:2330 15:299 16:182 17:371 18:417 20:260 21:4 22:188 23:6252 24:2986 25:6 27:2568 29:19 31:2538 32:85 34:12 35:108 36:1936 37:4678 38:4545 39:823 40:151 41:4419 42:1219 43:2357 44:312 45:17652 46:4321 47:362 49:1750 50:1849 51:574 52:1593 54:390 55:858 56:8 57:121 58:1780 59:1102 60:989 61:2523 62:2742 63:1931 64:5805 65:2346 66:5119 67:3040 68:1366 69:4173 70:1399 71:679 72:3057 74:2628 75:1482 76:609 77:2552 78:1865 79:3176 80:2133 81:1784 82:1492 83:1292 84:1525 85:3013 86:765 87:2017 88:1207 89:3719 90:615 91:7844 92:2067 93:2634 94:3667 95:4021 96:1321 97:335 98:1154 99:746 100:73 101:1310 102:2988 103:31426 104:4632 105:885 106:922 107:2523 108:1036 109:4440 110:2085 111:3088 112:2036 113:1609 114:1656 115:2081 116:1913 117:2569 118:2380 119:2017 120:1764 121:1058 122:2606 123:2214 124:1565 125:2457 128:1405 129:1132 130:1038 131:2189 132:861 133:422 134:1904 135:346 136:880 137:958 138:2855 139:1556 140:1251 141:1473 142:1445 143:1591 144:1164 145:349 146:1953 147:1585 148:2359 149:2211 150:892 151:1163 152:1962 153:573 154:4524 155:1441 156:1804 157:1316 158:1062 159:2307 160:2623 161:1535 162:3537 163:1577 164:1673 165:1780 166:1031 167:1750 168:4117 169:965 170:4976 171:880 172:3560 173:2947 174:1070 175:1195 176:3745 177:6050 178:3601 179:2593 180:2579 181:3496 182:3340 183:1956 184:2371 185:20362 186:5211 187:4573 188:4221 189:3985 190:9281 191:1930 192:10971 193:8899 194:7392 195:5222 196:3265 197:2730 198:5931 199:6120 200:8392 201:6134 202:10557 203:10383 204:4606 205:3663 206:4385 207:3471 208:4090 209:4888 210:4234 211:2420 212:4177 213:3604 214:1089 215:59 216:6691 217:2774 218:1285 219:412 220:1762 221:974 222:717 223:2155 End of report