IPv4 R&E Routing Table Report 18:35 GMT Fri 16 Dec, 2022 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: 934806 Prefixes after maximum aggregation (per Origin AS): 347059 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 443381 Number of IPv4 prefixes with a valid ROA: 383689 Number of IPv4 prefixes with an invalid ROA: 2708 Number of IPv4 prefixes with no ROA: 548409 Total ASes present in the Internet Routing Table: 73886 Prefixes per ASN: 12.65 Origin-only ASes present in the Internet Routing Table: 63747 Origin ASes announcing only one prefix: 25543 Transit ASes present in the Internet Routing Table: 10139 Transit-only ASes present in the Internet Routing Table: 405 Paths with bogon ASNs present in the IPv4 Routing Table: 117 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1021 Number of instances of unregistered ASNs: 1021 Number of 32-bit ASNs allocated by the RIRs: 40913 Number of 32-bit ASNs visible in the Routing Table: 33873 Prefixes from 32-bit ASNs in the Routing Table: 172355 Number of bogon 32-bit ASNs visible in the Routing Table: 18 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 496 Number of addresses announced to Internet: 3061826560 Equivalent to 182 /8s, 127 /16s and 196 /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: 322995 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236494 Total APNIC prefixes after maximum aggregation: 68004 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 231409 Unique aggregates announced from the APNIC address blocks: 97352 APNIC Region origin ASes present in the Internet Routing Table: 13132 APNIC Prefixes per ASN: 17.62 APNIC Region origin ASes announcing only one prefix: 3827 APNIC Region transit ASes present in the Internet Routing Table: 1741 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8418 Number of APNIC addresses announced to Internet: 773352192 Equivalent to 46 /8s, 24 /16s and 107 /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: 269556 Total ARIN prefixes after maximum aggregation: 122031 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271211 Unique aggregates announced from the ARIN address blocks: 129438 ARIN Region origin ASes present in the Internet Routing Table: 19059 ARIN Prefixes per ASN: 14.23 ARIN Region origin ASes announcing only one prefix: 6981 ARIN Region transit ASes present in the Internet Routing Table: 1850 Average ARIN Region AS path length visible: 5.7 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4700 Number of ARIN addresses announced to Internet: 1288174592 Equivalent to 76 /8s, 199 /16s and 252 /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: 266905 Total RIPE prefixes after maximum aggregation: 122149 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 263562 Unique aggregates announced from the RIPE address blocks: 155374 RIPE Region origin ASes present in the Internet Routing Table: 28153 RIPE Prefixes per ASN: 9.36 RIPE Region origin ASes announcing only one prefix: 11934 RIPE Region transit ASes present in the Internet Routing Table: 3819 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10923 Number of RIPE addresses announced to Internet: 715450368 Equivalent to 42 /8s, 164 /16s and 232 /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: 128157 Total LACNIC prefixes after maximum aggregation: 28308 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127370 Unique aggregates announced from the LACNIC address blocks: 48808 LACNIC Region origin ASes present in the Internet Routing Table: 11011 LACNIC Prefixes per ASN: 11.57 LACNIC Region origin ASes announcing only one prefix: 2247 LACNIC Region transit ASes present in the Internet Routing Table: 2243 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 57 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8774 Number of LACNIC addresses announced to Internet: 176031488 Equivalent to 10 /8s, 126 /16s and 7 /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: 32673 Total AfriNIC prefixes after maximum aggregation: 5782 AfriNIC Deaggregation factor: 5.65 Prefixes being announced from the AfriNIC address blocks: 40758 Unique aggregates announced from the AfriNIC address blocks: 12007 AfriNIC Region origin ASes present in the Internet Routing Table: 1725 AfriNIC Prefixes per ASN: 23.63 AfriNIC Region origin ASes announcing only one prefix: 554 AfriNIC Region transit ASes present in the Internet Routing Table: 333 Average AfriNIC Region AS path length visible: 5.3 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1058 Number of AfriNIC addresses announced to Internet: 108526592 Equivalent to 6 /8s, 119 /16s and 252 /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 9155 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5933 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3625 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3521 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3373 1874 94 VNPT-AS-VN VNPT Corp, VN 9498 2685 499 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2320 849 425 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 590 KIXS-AS-KR Korea Telecom, KR 45090 2180 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2165 440 215 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 7737 10636 2924 AMAZON-02, US 11492 4548 301 567 CABLEONE, US 7155 3894 265 33 VIASAT-SP-BACKBONE, US 22773 3709 3067 335 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3520 1320 63 SHAW, CA 16625 3517 1834 2529 AKAMAI-AS, US 749 3026 50577 2293 DNIC-AS-00749, US 7018 2612 24143 1580 ATT-INTERNET4, US 396982 2571 3484 366 GOOGLE-CLOUD-PLATFORM, US 30036 2562 368 383 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 6938 1706 146 UNI2-AS, ES 9121 6004 1692 17 TTNET, TR 39891 4487 264 56 ALJAWWALSTC-AS, SA 20940 4086 3400 179 AKAMAI-ASN1, NL 8551 3700 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 47331 2943 435 2218 TTNET, TR 12389 2917 2290 906 ROSTELECOM-AS, RU 9009 2656 253 1362 M247, RO 6849 2256 339 20 UKRTELNET, UA 34984 2254 358 610 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 10894 3340 593 Uninet S.A. de C.V., MX 10620 3466 507 852 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2174 356 576 Mega Cable, S.A. de C.V., MX 28573 1339 2327 257 Claro NXT Telecomunicacoes Ltda, BR 6503 1295 339 523 Axtel, S.A.B. de C.V., MX 3816 1291 740 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1153 370 22 Telefonica del Peru S.A.A., PE 11664 1135 184 472 Techtel LMDS Comunicaciones Interactiva 26615 991 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 37457 1895 326 57 Telkom-Internet, ZA 24835 1550 537 31 RAYA-AS, EG 24863 1534 393 21 LINKdotNET-AS, EG 36992 1362 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1012 67 39 ORANGE-COTE-IVOIRE, CI 36935 883 520 42 Vodafone-, EG 6713 613 1863 34 IAM-AS, MA 15399 506 52 36 WANANCHI-, KE 36914 483 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 10894 3340 593 Uninet S.A. de C.V., MX 9808 9155 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7737 10636 2924 AMAZON-02, US 12479 6938 1706 146 UNI2-AS, ES 9121 6004 1692 17 TTNET, TR 7545 5933 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4548 301 567 CABLEONE, US 39891 4487 264 56 ALJAWWALSTC-AS, SA 20940 4086 3400 179 AKAMAI-ASN1, NL 7155 3894 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 9155 9108 CHINAMOBILE-CN China Mobile Communications Grou 12479 6938 6792 UNI2-AS, ES 9121 6004 5987 TTNET, TR 7545 5933 5241 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7737 4813 AMAZON-02, US 39891 4487 4431 ALJAWWALSTC-AS, SA 11492 4548 3981 CABLEONE, US 20940 4086 3907 AKAMAI-ASN1, NL 7155 3894 3861 VIASAT-SP-BACKBONE, US 8551 3700 3662 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 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 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, 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 1103 SURFNET-NL SURFnet, The Netherlands, NL 198.51.100.0/24 29766 CHSPSC-29766, 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: 16637 MTNNS-AS, ZA 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 16637 MTNNS-AS, ZA 23.131.188.0/24 Origin: 46450 PILOT, US 23.131.188.0/24 Transit: 6939 HURRICANE, US 23.131.190.0/24 Origin: 7018 ATT-INTERNET4, US 23.131.190.0/24 Transit: 6939 HURRICANE, US 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 /11:100 /12:296 /13:586 /14:1205 /15:2102 /16:13576 /17:8387 /18:14082 /19:25211 /20:43950 /21:53091 /22:111188 /23:101393 /24:559572 /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 5981 6938 UNI2-AS, ES 9121 5208 6004 TTNET, TR 8151 4883 10894 Uninet S.A. de C.V., MX 39891 3542 4487 ALJAWWALSTC-AS, SA 11492 3455 4548 CABLEONE, US 6327 3328 3520 SHAW, CA 8551 3165 3700 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2729 3709 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2535 2943 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1645 2:1235 3:168 4:7 5:4290 6:110 7:5 8:1578 9:1 11:172 12:1609 13:372 14:2369 15:287 16:76 17:373 18:404 20:247 21:4 22:188 23:6040 24:2517 25:4 27:2780 29:19 31:2522 32:111 34:8 35:96 36:1845 37:4646 38:3941 39:822 40:154 41:4400 42:1075 43:2328 44:309 45:17653 46:4240 47:379 49:1717 50:1945 51:375 52:1528 54:395 55:823 56:8 57:89 58:1772 59:1108 60:1009 61:2470 62:2697 63:1959 64:5668 65:2342 66:5016 67:3062 68:1392 69:4173 70:1257 71:673 72:3068 74:2633 75:1471 76:596 77:2441 78:4037 79:2945 80:2076 81:1858 82:1496 83:1244 84:1513 85:3824 86:742 87:2022 88:2894 89:3547 90:581 91:7706 92:1982 93:2576 94:3578 95:4851 96:1316 97:345 98:1177 99:741 100:75 101:1295 102:2873 103:30776 104:4615 105:1993 106:829 107:2543 108:928 109:4348 110:2048 111:3267 112:2032 113:1535 114:1614 115:2134 116:1884 117:2486 118:2295 119:1906 120:1699 121:1061 122:2595 123:2178 124:1529 125:2283 128:1323 129:1058 130:984 131:2207 132:852 133:400 134:1901 135:338 136:886 137:932 138:2862 139:1504 140:1034 141:1487 142:1422 143:1527 144:1196 145:353 146:1902 147:1525 148:2289 149:1885 150:875 151:1150 152:1948 153:541 154:3879 155:1422 156:1638 157:1302 158:1047 159:2238 160:2680 161:1434 162:3571 163:1502 164:1739 165:1663 166:825 167:1754 168:4165 169:954 170:4992 171:874 172:3548 173:3081 174:1027 175:1181 176:3691 177:6092 178:3551 179:2602 180:2374 181:3438 182:3231 183:1914 184:2365 185:20176 186:5085 187:4565 188:4196 189:3895 190:9178 191:1818 192:11047 193:8836 194:7252 195:5187 196:3220 197:2704 198:6017 199:6131 200:8108 201:6117 202:10469 203:10225 204:4615 205:3521 206:3864 207:3401 208:4139 209:4859 210:4239 211:2410 212:4083 213:3588 214:1110 215:55 216:6649 217:2738 218:1262 219:417 220:2034 221:956 222:666 223:1997 End of report