IPv4 R&E Routing Table Report 18:35 GMT Wed 15 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: 929373 Prefixes after maximum aggregation (per Origin AS): 346654 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 446399 Number of IPv4 prefixes with a valid ROA: 387532 Number of IPv4 prefixes with an invalid ROA: 1408 Number of IPv4 prefixes with no ROA: 540433 Total ASes present in the Internet Routing Table: 74240 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63639 Origin ASes announcing only one prefix: 25652 Transit ASes present in the Internet Routing Table: 10601 Transit-only ASes present in the Internet Routing Table: 460 Paths with bogon ASNs present in the IPv4 Routing Table: 139 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: 1225 Number of instances of unregistered ASNs: 1246 Number of 32-bit ASNs allocated by the RIRs: 41449 Number of 32-bit ASNs visible in the Routing Table: 34325 Prefixes from 32-bit ASNs in the Routing Table: 174785 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: 529 Number of addresses announced to Internet: 3063930880 Equivalent to 182 /8s, 159 /16s and 224 /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: 316185 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237210 Total APNIC prefixes after maximum aggregation: 68333 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231779 Unique aggregates announced from the APNIC address blocks: 97567 APNIC Region origin ASes present in the Internet Routing Table: 13303 APNIC Prefixes per ASN: 17.42 APNIC Region origin ASes announcing only one prefix: 3870 APNIC Region transit ASes present in the Internet Routing Table: 1788 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8620 Number of APNIC addresses announced to Internet: 773269760 Equivalent to 46 /8s, 23 /16s and 41 /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: 269754 Total ARIN prefixes after maximum aggregation: 122004 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 272128 Unique aggregates announced from the ARIN address blocks: 130324 ARIN Region origin ASes present in the Internet Routing Table: 19068 ARIN Prefixes per ASN: 14.27 ARIN Region origin ASes announcing only one prefix: 6971 ARIN Region transit ASes present in the Internet Routing Table: 1965 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: 4753 Number of ARIN addresses announced to Internet: 1286634496 Equivalent to 76 /8s, 176 /16s and 124 /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: 261059 Total RIPE prefixes after maximum aggregation: 121478 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257302 Unique aggregates announced from the RIPE address blocks: 156995 RIPE Region origin ASes present in the Internet Routing Table: 28296 RIPE Prefixes per ASN: 9.09 RIPE Region origin ASes announcing only one prefix: 11990 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: 718518784 Equivalent to 42 /8s, 211 /16s and 186 /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: 128094 Total LACNIC prefixes after maximum aggregation: 28185 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127385 Unique aggregates announced from the LACNIC address blocks: 48958 LACNIC Region origin ASes present in the Internet Routing Table: 10978 LACNIC Prefixes per ASN: 11.60 LACNIC Region origin ASes announcing only one prefix: 2264 LACNIC Region transit ASes present in the Internet Routing Table: 2324 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: 176616960 Equivalent to 10 /8s, 134 /16s and 246 /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: 32031 Total AfriNIC prefixes after maximum aggregation: 5842 AfriNIC Deaggregation factor: 5.48 Prefixes being announced from the AfriNIC address blocks: 40250 Unique aggregates announced from the AfriNIC address blocks: 12136 AfriNIC Region origin ASes present in the Internet Routing Table: 1729 AfriNIC Prefixes per ASN: 23.28 AfriNIC Region origin ASes announcing only one prefix: 557 AfriNIC Region transit ASes present in the Internet Routing Table: 324 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1074 Number of AfriNIC addresses announced to Internet: 108500992 Equivalent to 6 /8s, 119 /16s and 152 /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 9468 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5765 786 691 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3682 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3448 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3409 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2841 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 8079 10758 2863 AMAZON-02, US 11492 4528 300 621 CABLEONE, US 7155 3967 279 45 VIASAT-SP-BACKBONE, US 22773 3648 3049 298 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 356 GOOGLE-CLOUD-PLATFORM, US 7018 2566 24119 1572 ATT-INTERNET4, US 30036 2500 360 516 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 7075 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 2265 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 504 874 Telmex Colombia S.A., CO 13999 2284 373 609 Mega Cable, S.A. de C.V., MX 11830 2264 369 64 Instituto Costarricense de Electricidad 28573 1354 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 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 1575 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 15399 516 53 41 WANANCHI-, KE 24757 496 73 5 EthioNet-AS, ET 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 9468 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8079 10758 2863 AMAZON-02, US 12479 7075 1705 149 UNI2-AS, ES 7545 5765 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 9468 9420 CHINAMOBILE-CN China Mobile Communications Grou 12479 7075 6926 UNI2-AS, ES 16509 8079 5216 AMAZON-02, US 7545 5765 5074 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 3682 3661 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 /17:8310 /18:13996 /19:25235 /20:43811 /21:52215 /22:110206 /23:100729 /24:556960 /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 6132 7075 UNI2-AS, ES 8151 5131 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 3648 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2158 2500 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 5:4507 6:117 7:6 8:1560 9:1 11:172 12:1576 13:391 14:2315 15:296 16:111 17:367 18:400 20:253 21:4 22:188 23:6146 24:2565 25:6 27:2577 29:19 31:2539 32:111 34:8 35:106 36:1918 37:4656 38:4445 39:807 40:150 41:4472 42:953 43:2345 44:314 45:17570 46:4265 47:377 49:1740 50:1836 51:571 52:1589 54:388 55:865 56:8 57:99 58:1751 59:1081 60:974 61:2473 62:2718 63:1944 64:5666 65:2327 66:5022 67:3035 68:1380 69:4157 70:1268 71:671 72:3048 74:2620 75:1467 76:604 77:2527 78:1911 79:3169 80:2083 81:1764 82:1508 83:1241 84:1521 85:3028 86:749 87:2050 88:1285 89:3662 90:613 91:7748 92:2022 93:2586 94:3605 95:3978 96:1327 97:330 98:1169 99:748 100:77 101:1305 102:2958 103:31198 104:4623 105:877 106:829 107:2552 108:984 109:4411 110:2063 111:3215 112:2052 113:1525 114:1637 115:2088 116:1905 117:2572 118:2278 119:1979 120:1740 121:1058 122:2608 123:2177 124:1571 125:2398 128:1347 129:1136 130:1023 131:2176 132:847 133:421 134:1903 135:343 136:868 137:950 138:2847 139:1528 140:1207 141:1474 142:1435 143:1584 144:1192 145:357 146:1932 147:1579 148:2324 149:1961 150:877 151:1148 152:1968 153:571 154:4349 155:1422 156:1701 157:1290 158:1047 159:2268 160:2623 161:1456 162:3572 163:1552 164:1630 165:1728 166:850 167:1730 168:4140 169:959 170:4953 171:884 172:3522 173:2940 174:1020 175:1185 176:3773 177:5985 178:3656 179:2564 180:2376 181:3493 182:3314 183:1911 184:2350 185:20321 186:5119 187:4538 188:4189 189:3992 190:9250 191:1983 192:10993 193:8849 194:7306 195:5213 196:3283 197:2749 198:5961 199:6125 200:8139 201:6111 202:10512 203:10183 204:4611 205:3529 206:3941 207:3454 208:4098 209:4886 210:4241 211:2387 212:4133 213:3559 214:1094 215:58 216:6634 217:2755 218:1282 219:413 220:1756 221:975 222:677 223:2133 End of report