IPv4 R&E Routing Table Report 18:35 GMT Thu 16 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: 929518 Prefixes after maximum aggregation (per Origin AS): 346569 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 446244 Number of IPv4 prefixes with a valid ROA: 387643 Number of IPv4 prefixes with an invalid ROA: 1317 Number of IPv4 prefixes with no ROA: 540558 Total ASes present in the Internet Routing Table: 74260 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63645 Origin ASes announcing only one prefix: 25682 Transit ASes present in the Internet Routing Table: 10615 Transit-only ASes present in the Internet Routing Table: 457 Paths with bogon ASNs present in the IPv4 Routing Table: 141 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: 1158 Number of instances of unregistered ASNs: 1179 Number of 32-bit ASNs allocated by the RIRs: 41465 Number of 32-bit ASNs visible in the Routing Table: 34346 Prefixes from 32-bit ASNs in the Routing Table: 174815 Number of bogon 32-bit ASNs visible in the Routing Table: 102 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 528 Number of addresses announced to Internet: 3063987712 Equivalent to 182 /8s, 160 /16s and 190 /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: 316234 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237385 Total APNIC prefixes after maximum aggregation: 68323 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231933 Unique aggregates announced from the APNIC address blocks: 97474 APNIC Region origin ASes present in the Internet Routing Table: 13310 APNIC Prefixes per ASN: 17.43 APNIC Region origin ASes announcing only one prefix: 3878 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: 46 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8624 Number of APNIC addresses announced to Internet: 773332992 Equivalent to 46 /8s, 24 /16s and 32 /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: 269710 Total ARIN prefixes after maximum aggregation: 121892 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 272147 Unique aggregates announced from the ARIN address blocks: 130203 ARIN Region origin ASes present in the Internet Routing Table: 19070 ARIN Prefixes per ASN: 14.27 ARIN Region origin ASes announcing only one prefix: 6977 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: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4755 Number of ARIN addresses announced to Internet: 1286644224 Equivalent to 76 /8s, 176 /16s and 162 /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: 261079 Total RIPE prefixes after maximum aggregation: 121504 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257332 Unique aggregates announced from the RIPE address blocks: 156957 RIPE Region origin ASes present in the Internet Routing Table: 28301 RIPE Prefixes per ASN: 9.09 RIPE Region origin ASes announcing only one prefix: 11998 RIPE Region transit ASes present in the Internet Routing Table: 3984 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: 11108 Number of RIPE addresses announced to Internet: 718505984 Equivalent to 42 /8s, 211 /16s and 136 /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: 128120 Total LACNIC prefixes after maximum aggregation: 28188 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 127343 Unique aggregates announced from the LACNIC address blocks: 49004 LACNIC Region origin ASes present in the Internet Routing Table: 10980 LACNIC Prefixes per ASN: 11.60 LACNIC Region origin ASes announcing only one prefix: 2268 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: 8780 Number of LACNIC addresses announced to Internet: 176623360 Equivalent to 10 /8s, 135 /16s and 15 /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: 32066 Total AfriNIC prefixes after maximum aggregation: 5847 AfriNIC Deaggregation factor: 5.48 Prefixes being announced from the AfriNIC address blocks: 40235 Unique aggregates announced from the AfriNIC address blocks: 12184 AfriNIC Region origin ASes present in the Internet Routing Table: 1735 AfriNIC Prefixes per ASN: 23.19 AfriNIC Region origin ASes announcing only one prefix: 561 AfriNIC Region transit ASes present in the Internet Routing Table: 327 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: 108489472 Equivalent to 6 /8s, 119 /16s and 107 /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 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5762 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3681 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 2147 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 8077 10756 2887 AMAZON-02, US 11492 4528 300 621 CABLEONE, US 7155 3967 279 45 VIASAT-SP-BACKBONE, US 22773 3647 3048 297 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3505 1320 64 SHAW, CA 16625 3180 1601 2347 AKAMAI-AS, US 749 3037 50520 2304 DNIC-AS-00749, US 396982 2622 3587 355 GOOGLE-CLOUD-PLATFORM, US 7018 2559 24119 1566 ATT-INTERNET4, US 30036 2505 361 493 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 7064 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4063 3399 170 AKAMAI-ASN1, NL 8551 3888 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2895 2292 912 ROSTELECOM-AS, RU 9009 2651 252 1390 M247, RO 34984 2266 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 11165 3340 582 Uninet S.A. de C.V., MX 10620 3468 504 878 Telmex Colombia S.A., CO 13999 2286 373 610 Mega Cable, S.A. de C.V., MX 11830 2264 369 64 Instituto Costarricense de Electricidad 28573 1362 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 1128 370 22 Telefonica del Peru S.A.A., PE 11664 1096 180 460 Techtel LMDS Comunicaciones Interactiva 26615 1030 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 1573 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 1017 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 15399 516 53 41 WANANCHI-, KE 36914 501 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 11165 3340 582 Uninet S.A. de C.V., MX 9808 9463 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8077 10756 2887 AMAZON-02, US 12479 7064 1705 149 UNI2-AS, ES 7545 5762 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4528 300 621 CABLEONE, US 20940 4063 3399 170 AKAMAI-ASN1, NL 7155 3967 279 45 VIASAT-SP-BACKBONE, US 8551 3888 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 9463 9415 CHINAMOBILE-CN China Mobile Communications Grou 12479 7064 6915 UNI2-AS, ES 16509 8077 5190 AMAZON-02, US 7545 5762 5071 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3967 3922 VIASAT-SP-BACKBONE, US 11492 4528 3907 CABLEONE, US 20940 4063 3893 AKAMAI-ASN1, NL 8551 3888 3851 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3681 3660 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, 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 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, 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 /16:13554 /17:8317 /18:13995 /19:25239 /20:43787 /21:52184 /22:110174 /23:100734 /24:557177 /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 6122 7064 UNI2-AS, ES 8151 5133 11165 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3436 4528 CABLEONE, US 8551 3360 3888 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3313 3505 SHAW, CA 7155 3042 3967 VIASAT-SP-BACKBONE, US 22773 2697 3647 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2163 2505 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2022 3468 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 2:1222 3:168 4:7 5:4518 6:118 7:6 8:1558 9:1 11:172 12:1577 13:394 14:2315 15:296 16:111 17:367 18:398 20:253 21:4 22:188 23:6124 24:2565 25:6 27:2574 29:19 31:2543 32:108 34:8 35:106 36:1914 37:4656 38:4447 39:808 40:150 41:4493 42:953 43:2334 44:314 45:17582 46:4265 47:377 49:1742 50:1843 51:571 52:1589 54:388 55:863 56:8 57:98 58:1751 59:1079 60:972 61:2473 62:2720 63:1940 64:5682 65:2334 66:5016 67:3056 68:1380 69:4155 70:1268 71:671 72:3047 74:2619 75:1468 76:604 77:2531 78:1912 79:3169 80:2086 81:1766 82:1504 83:1240 84:1519 85:3031 86:747 87:2045 88:1283 89:3655 90:614 91:7751 92:2023 93:2579 94:3621 95:3983 96:1328 97:331 98:1169 99:748 100:77 101:1302 102:2954 103:31147 104:4625 105:880 106:885 107:2555 108:986 109:4412 110:2063 111:3206 112:2060 113:1525 114:1635 115:2087 116:1905 117:2566 118:2285 119:1981 120:1737 121:1062 122:2612 123:2177 124:1571 125:2414 128:1341 129:1137 130:1023 131:2181 132:848 133:421 134:1902 135:344 136:868 137:948 138:2845 139:1518 140:1208 141:1474 142:1436 143:1581 144:1169 145:357 146:1936 147:1578 148:2325 149:1967 150:870 151:1149 152:1968 153:571 154:4344 155:1426 156:1700 157:1290 158:1047 159:2267 160:2622 161:1479 162:3573 163:1550 164:1628 165:1731 166:848 167:1737 168:4132 169:959 170:4964 171:885 172:3521 173:2932 174:1020 175:1185 176:3724 177:5990 178:3657 179:2561 180:2406 181:3479 182:3314 183:1914 184:2351 185:20318 186:5117 187:4560 188:4195 189:4003 190:9239 191:1974 192:10996 193:8854 194:7302 195:5208 196:3209 197:2751 198:5952 199:6132 200:8127 201:6128 202:10530 203:10319 204:4618 205:3551 206:3990 207:3447 208:4097 209:4882 210:4240 211:2387 212:4123 213:3557 214:1097 215:58 216:6649 217:2754 218:1282 219:413 220:1754 221:976 222:678 223:2138 End of report