IPv4 R&E Routing Table Report 18:35 GMT Sun 19 Feb, 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: 935073 Prefixes after maximum aggregation (per Origin AS): 348199 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445418 Number of IPv4 prefixes with a valid ROA: 391705 Number of IPv4 prefixes with an invalid ROA: 1246 Number of IPv4 prefixes with no ROA: 542122 Total ASes present in the Internet Routing Table: 74157 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 63844 Origin ASes announcing only one prefix: 25628 Transit ASes present in the Internet Routing Table: 10313 Transit-only ASes present in the Internet Routing Table: 445 Paths with bogon ASNs present in the IPv4 Routing Table: 136 Average AS path length visible in the Internet Routing Table: 7.5 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1107 Number of instances of unregistered ASNs: 1119 Number of 32-bit ASNs allocated by the RIRs: 41222 Number of 32-bit ASNs visible in the Routing Table: 34203 Prefixes from 32-bit ASNs in the Routing Table: 174438 Number of bogon 32-bit ASNs visible in the Routing Table: 49 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 619 Number of addresses announced to Internet: 3063133696 Equivalent to 182 /8s, 147 /16s and 182 /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: 322599 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236912 Total APNIC prefixes after maximum aggregation: 68368 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231817 Unique aggregates announced from the APNIC address blocks: 97510 APNIC Region origin ASes present in the Internet Routing Table: 13277 APNIC Prefixes per ASN: 17.46 APNIC Region origin ASes announcing only one prefix: 3842 APNIC Region transit ASes present in the Internet Routing Table: 1778 Average APNIC Region AS path length visible: 7.6 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8581 Number of APNIC addresses announced to Internet: 773318144 Equivalent to 46 /8s, 23 /16s and 230 /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: 269258 Total ARIN prefixes after maximum aggregation: 121783 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271486 Unique aggregates announced from the ARIN address blocks: 130199 ARIN Region origin ASes present in the Internet Routing Table: 19077 ARIN Prefixes per ASN: 14.23 ARIN Region origin ASes announcing only one prefix: 6976 ARIN Region transit ASes present in the Internet Routing Table: 1909 Average ARIN Region AS path length visible: 7.2 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4742 Number of ARIN addresses announced to Internet: 1286195456 Equivalent to 76 /8s, 169 /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: 268157 Total RIPE prefixes after maximum aggregation: 123133 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264480 Unique aggregates announced from the RIPE address blocks: 156294 RIPE Region origin ASes present in the Internet Routing Table: 28249 RIPE Prefixes per ASN: 9.36 RIPE Region origin ASes announcing only one prefix: 11988 RIPE Region transit ASes present in the Internet Routing Table: 3840 Average RIPE Region AS path length visible: 7.4 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11035 Number of RIPE addresses announced to Internet: 718576640 Equivalent to 42 /8s, 212 /16s and 156 /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: 127601 Total LACNIC prefixes after maximum aggregation: 28317 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 126731 Unique aggregates announced from the LACNIC address blocks: 48888 LACNIC Region origin ASes present in the Internet Routing Table: 10962 LACNIC Prefixes per ASN: 11.56 LACNIC Region origin ASes announcing only one prefix: 2265 LACNIC Region transit ASes present in the Internet Routing Table: 2259 Average LACNIC Region AS path length visible: 8.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8770 Number of LACNIC addresses announced to Internet: 176254208 Equivalent to 10 /8s, 129 /16s and 109 /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: 32038 Total AfriNIC prefixes after maximum aggregation: 5816 AfriNIC Deaggregation factor: 5.51 Prefixes being announced from the AfriNIC address blocks: 39940 Unique aggregates announced from the AfriNIC address blocks: 12067 AfriNIC Region origin ASes present in the Internet Routing Table: 1735 AfriNIC Prefixes per ASN: 23.02 AfriNIC Region origin ASes announcing only one prefix: 557 AfriNIC Region transit ASes present in the Internet Routing Table: 335 Average AfriNIC Region AS path length visible: 6.2 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1075 Number of AfriNIC addresses announced to Internet: 108438016 Equivalent to 6 /8s, 118 /16s and 162 /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 9444 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5836 788 707 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3663 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3465 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3409 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2781 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2356 836 443 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2298 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2152 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2140 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 7929 10724 2886 AMAZON-02, US 11492 4535 300 597 CABLEONE, US 7155 3952 279 45 VIASAT-SP-BACKBONE, US 22773 3652 3048 286 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3503 1320 63 SHAW, CA 16625 3328 1681 2429 AKAMAI-AS, US 749 3037 50571 2304 DNIC-AS-00749, US 396982 2605 3583 352 GOOGLE-CLOUD-PLATFORM, US 7018 2598 24143 1578 ATT-INTERNET4, US 30036 2552 366 368 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 7076 1706 146 UNI2-AS, ES 9121 5702 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4052 3399 171 AKAMAI-ASN1, NL 8551 3895 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2891 2292 911 ROSTELECOM-AS, RU 47331 2733 419 2059 TTNET, TR 9009 2672 254 1386 M247, RO 6849 2273 339 19 UKRTELNET, UA 34984 2265 359 609 TELLCOM-AS, TR 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 10857 3329 593 Uninet S.A. de C.V., MX 10620 3476 507 862 Telmex Colombia S.A., CO 11830 2263 369 64 Instituto Costarricense de Electricidad 13999 2257 375 606 Mega Cable, S.A. de C.V., MX 28573 1347 2328 260 Claro NXT Telecomunicacoes Ltda, BR 6503 1297 339 517 Axtel, S.A.B. de C.V., MX 3816 1292 746 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1151 370 22 Telefonica del Peru S.A.A., PE 11664 1094 179 458 Techtel LMDS Comunicaciones Interactiva 26615 1019 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 24835 1542 533 30 RAYA-AS, EG 24863 1492 393 19 LINKdotNET-AS, EG 36992 1348 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 999 67 52 ORANGE-COTE-IVOIRE, CI 36935 886 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 514 53 40 WANANCHI-, KE 36914 506 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 10857 3329 593 Uninet S.A. de C.V., MX 9808 9444 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 7929 10724 2886 AMAZON-02, US 12479 7076 1706 146 UNI2-AS, ES 7545 5836 788 707 TPG-INTERNET-AP TPG Telecom Limited, AU 9121 5702 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4535 300 597 CABLEONE, US 20940 4052 3399 171 AKAMAI-ASN1, NL 7155 3952 279 45 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 9444 9396 CHINAMOBILE-CN China Mobile Communications Grou 12479 7076 6930 UNI2-AS, ES 9121 5702 5685 TTNET, TR 7545 5836 5129 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7929 5043 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4535 3938 CABLEONE, US 7155 3952 3907 VIASAT-SP-BACKBONE, US 20940 4052 3881 AKAMAI-ASN1, NL 8551 3895 3858 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, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, 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 1618 UNALLOCATED 8.21.143.0/24 136796 CL-JP-AS CORELINK JAPAN, JP 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 /12:300 /13:579 /14:1211 /15:2100 /16:13553 /17:8338 /18:14016 /19:25215 /20:43848 /21:52939 /22:111006 /23:101545 /24:560253 /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 6136 7076 UNI2-AS, ES 8151 4957 10857 Uninet S.A. de C.V., MX 9121 4927 5702 TTNET, TR 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3451 4535 CABLEONE, US 8551 3367 3895 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3311 3503 SHAW, CA 7155 3027 3952 VIASAT-SP-BACKBONE, US 22773 2704 3652 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2324 2733 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1644 2:1226 3:168 4:7 5:4423 6:115 7:5 8:1553 9:1 11:172 12:1586 13:381 14:2336 15:293 16:103 17:365 18:393 20:253 21:4 22:188 23:6080 24:2569 25:4 27:2602 29:19 31:2534 32:112 34:9 35:106 36:1912 37:4658 38:4246 39:842 40:153 41:4484 42:1060 43:2342 44:307 45:17551 46:4267 47:381 49:1740 50:1843 51:384 52:1578 54:396 55:868 56:8 57:96 58:1741 59:1117 60:985 61:2507 62:2714 63:1942 64:5686 65:2335 66:5017 67:3071 68:1379 69:4151 70:1264 71:668 72:3063 74:2618 75:1466 76:597 77:2516 78:3893 79:3175 80:2096 81:1889 82:1502 83:1257 84:1518 85:3738 86:754 87:2065 88:2832 89:3662 90:611 91:7767 92:2015 93:2603 94:3593 95:4866 96:1335 97:346 98:1166 99:744 100:75 101:1297 102:2949 103:31103 104:4532 105:900 106:828 107:2527 108:924 109:4420 110:2077 111:3278 112:2043 113:1512 114:1624 115:2080 116:1891 117:2559 118:2295 119:1958 120:1739 121:1061 122:2616 123:2181 124:1557 125:2340 128:1351 129:1135 130:1014 131:2153 132:849 133:412 134:1911 135:337 136:864 137:945 138:2849 139:1545 140:1182 141:1478 142:1427 143:1555 144:1215 145:350 146:1905 147:1570 148:2264 149:1915 150:881 151:1145 152:1965 153:564 154:4001 155:1423 156:1694 157:1307 158:1005 159:2263 160:2637 161:1456 162:3581 163:1551 164:1618 165:1717 166:847 167:1745 168:4133 169:949 170:4977 171:883 172:3517 173:3003 174:1032 175:1185 176:3780 177:5935 178:3602 179:2556 180:2383 181:3470 182:3248 183:1915 184:2343 185:20215 186:5079 187:4552 188:4254 189:3924 190:9233 191:1876 192:10970 193:8846 194:7300 195:5200 196:3168 197:2795 198:5949 199:6133 200:8041 201:6038 202:10461 203:10179 204:4605 205:3519 206:3890 207:3437 208:4093 209:4839 210:4255 211:2402 212:4156 213:3581 214:1091 215:55 216:6645 217:2734 218:1272 219:406 220:1761 221:975 222:666 223:2124 End of report