IPv4 R&E Routing Table Report 18:35 GMT Tue 07 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: 934122 Prefixes after maximum aggregation (per Origin AS): 347417 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445378 Number of IPv4 prefixes with a valid ROA: 389538 Number of IPv4 prefixes with an invalid ROA: 1244 Number of IPv4 prefixes with no ROA: 543340 Total ASes present in the Internet Routing Table: 74112 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63519 Origin ASes announcing only one prefix: 25648 Transit ASes present in the Internet Routing Table: 10593 Transit-only ASes present in the Internet Routing Table: 450 Paths with bogon ASNs present in the IPv4 Routing Table: 128 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: 1055 Number of instances of unregistered ASNs: 1066 Number of 32-bit ASNs allocated by the RIRs: 41201 Number of 32-bit ASNs visible in the Routing Table: 34122 Prefixes from 32-bit ASNs in the Routing Table: 173835 Number of bogon 32-bit ASNs visible in the Routing Table: 78 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 538 Number of addresses announced to Internet: 3062756864 Equivalent to 182 /8s, 141 /16s and 246 /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: 322312 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236501 Total APNIC prefixes after maximum aggregation: 68217 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231552 Unique aggregates announced from the APNIC address blocks: 97676 APNIC Region origin ASes present in the Internet Routing Table: 13210 APNIC Prefixes per ASN: 17.53 APNIC Region origin ASes announcing only one prefix: 3811 APNIC Region transit ASes present in the Internet Routing Table: 1769 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 31 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8519 Number of APNIC addresses announced to Internet: 773082368 Equivalent to 46 /8s, 20 /16s and 77 /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: 268743 Total ARIN prefixes after maximum aggregation: 121688 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270921 Unique aggregates announced from the ARIN address blocks: 130057 ARIN Region origin ASes present in the Internet Routing Table: 19088 ARIN Prefixes per ASN: 14.19 ARIN Region origin ASes announcing only one prefix: 6997 ARIN Region transit ASes present in the Internet Routing Table: 1971 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: 4739 Number of ARIN addresses announced to Internet: 1286145024 Equivalent to 76 /8s, 169 /16s and 4 /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: 267748 Total RIPE prefixes after maximum aggregation: 122620 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264119 Unique aggregates announced from the RIPE address blocks: 156073 RIPE Region origin ASes present in the Internet Routing Table: 28240 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 11998 RIPE Region transit ASes present in the Internet Routing Table: 4006 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: 11017 Number of RIPE addresses announced to Internet: 718467072 Equivalent to 42 /8s, 210 /16s and 240 /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: 128231 Total LACNIC prefixes after maximum aggregation: 28294 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127333 Unique aggregates announced from the LACNIC address blocks: 49103 LACNIC Region origin ASes present in the Internet Routing Table: 10992 LACNIC Prefixes per ASN: 11.58 LACNIC Region origin ASes announcing only one prefix: 2274 LACNIC Region transit ASes present in the Internet Routing Table: 2315 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8769 Number of LACNIC addresses announced to Internet: 176300288 Equivalent to 10 /8s, 130 /16s and 33 /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: 31844 Total AfriNIC prefixes after maximum aggregation: 5825 AfriNIC Deaggregation factor: 5.47 Prefixes being announced from the AfriNIC address blocks: 39659 Unique aggregates announced from the AfriNIC address blocks: 12025 AfriNIC Region origin ASes present in the Internet Routing Table: 1735 AfriNIC Prefixes per ASN: 22.86 AfriNIC Region origin ASes announcing only one prefix: 568 AfriNIC Region transit ASes present in the Internet Routing Table: 329 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: 1078 Number of AfriNIC addresses announced to Internet: 108435968 Equivalent to 6 /8s, 118 /16s and 154 /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 9443 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5859 786 703 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3638 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3461 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3393 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2754 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 842 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2166 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2142 439 211 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 7861 10717 2948 AMAZON-02, US 11492 4534 300 598 CABLEONE, US 7155 3899 265 33 VIASAT-SP-BACKBONE, US 22773 3660 3049 293 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3503 1320 63 SHAW, CA 16625 3327 1683 2424 AKAMAI-AS, US 749 3038 50571 2305 DNIC-AS-00749, US 396982 2591 3497 365 GOOGLE-CLOUD-PLATFORM, US 30036 2551 365 410 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2546 24107 1529 ATT-INTERNET4, 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 6987 1706 146 UNI2-AS, ES 9121 6085 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4056 3399 175 AKAMAI-ASN1, NL 8551 3894 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2884 2290 908 ROSTELECOM-AS, RU 9009 2704 256 1378 M247, RO 47331 2556 387 1937 TTNET, TR 34984 2258 359 607 TELLCOM-AS, TR 6849 2253 339 19 UKRTELNET, 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 11078 3346 586 Uninet S.A. de C.V., MX 10620 3479 508 859 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2239 371 603 Mega Cable, S.A. de C.V., MX 28573 1351 2328 262 Claro NXT Telecomunicacoes Ltda, BR 6503 1298 339 518 Axtel, S.A.B. de C.V., MX 3816 1290 742 155 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1150 369 22 Telefonica del Peru S.A.A., PE 11664 1093 180 461 Techtel LMDS Comunicaciones Interactiva 26615 1018 2466 43 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 1511 509 28 RAYA-AS, EG 24863 1499 393 21 LINKdotNET-AS, EG 36992 1344 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 998 67 53 ORANGE-COTE-IVOIRE, CI 37457 838 325 49 Telkom-Internet, ZA 36935 737 520 42 Vodafone-, EG 6713 548 1861 34 IAM-AS, MA 15399 517 53 41 WANANCHI-, KE 36914 504 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 11078 3346 586 Uninet S.A. de C.V., MX 9808 9443 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7861 10717 2948 AMAZON-02, US 12479 6987 1706 146 UNI2-AS, ES 9121 6085 1692 17 TTNET, TR 7545 5859 786 703 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4534 300 598 CABLEONE, US 20940 4056 3399 175 AKAMAI-ASN1, NL 7155 3899 265 33 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 9443 9396 CHINAMOBILE-CN China Mobile Communications Grou 12479 6987 6841 UNI2-AS, ES 9121 6085 6068 TTNET, TR 7545 5859 5156 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7861 4913 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4534 3936 CABLEONE, US 20940 4056 3881 AKAMAI-ASN1, NL 7155 3899 3866 VIASAT-SP-BACKBONE, US 8551 3894 3857 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 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 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, 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 /11:101 /12:296 /13:579 /14:1208 /15:2100 /16:13546 /17:8341 /18:14051 /19:25206 /20:43849 /21:52892 /22:110814 /23:101504 /24:559568 /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 6051 6987 UNI2-AS, ES 9121 5266 6085 TTNET, TR 8151 5088 11078 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3449 4534 CABLEONE, US 8551 3366 3894 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3311 3503 SHAW, CA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2710 3660 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2209 2551 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1631 2:1229 3:168 4:7 5:4392 6:115 7:5 8:1559 9:1 11:172 12:1589 13:376 14:2343 15:290 16:79 17:366 18:392 20:248 21:4 22:188 23:6065 24:2555 25:4 27:2724 29:19 31:2541 32:111 34:8 35:106 36:1899 37:4613 38:4171 39:841 40:154 41:4495 42:1054 43:2341 44:305 45:17561 46:4196 47:380 49:1742 50:1843 51:383 52:1556 54:393 55:859 56:8 57:88 58:1741 59:1109 60:992 61:2500 62:2711 63:1938 64:5676 65:2333 66:5010 67:3070 68:1378 69:4179 70:1253 71:670 72:3045 74:2619 75:1465 76:599 77:2508 78:3952 79:3181 80:2088 81:1881 82:1492 83:1246 84:1518 85:3750 86:758 87:2048 88:2859 89:3624 90:596 91:7751 92:2018 93:2616 94:3594 95:4864 96:1331 97:346 98:1163 99:740 100:75 101:1300 102:2908 103:31009 104:4601 105:897 106:830 107:2519 108:916 109:4396 110:2081 111:3295 112:2044 113:1512 114:1618 115:2087 116:1885 117:2557 118:2293 119:1926 120:1741 121:1062 122:2610 123:2177 124:1556 125:2316 128:1332 129:1126 130:998 131:2178 132:853 133:406 134:1909 135:340 136:864 137:943 138:2860 139:1548 140:1175 141:1483 142:1427 143:1570 144:1204 145:350 146:1896 147:1569 148:2299 149:1905 150:882 151:1145 152:1953 153:564 154:3992 155:1414 156:1681 157:1307 158:1007 159:2262 160:2634 161:1427 162:3550 163:1506 164:1660 165:1717 166:831 167:1752 168:4157 169:951 170:4976 171:881 172:3527 173:2964 174:1025 175:1184 176:3747 177:6024 178:3582 179:2622 180:2367 181:3453 182:3241 183:1915 184:2336 185:20167 186:5084 187:4529 188:4199 189:3945 190:9225 191:1814 192:10984 193:8838 194:7286 195:5210 196:3178 197:2809 198:5960 199:6113 200:8043 201:6118 202:10460 203:10177 204:4603 205:3486 206:3904 207:3407 208:4099 209:4816 210:4244 211:2403 212:4135 213:3574 214:1097 215:56 216:6644 217:2738 218:1272 219:406 220:1769 221:972 222:665 223:2076 End of report