IPv4 R&E Routing Table Report 18:35 GMT Thu 18 May, 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: 941524 Prefixes after maximum aggregation (per Origin AS): 349244 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 448881 Number of IPv4 prefixes with a valid ROA: 411084 Number of IPv4 prefixes with an invalid ROA: 2877 Number of IPv4 prefixes with no ROA: 527563 Total ASes present in the Internet Routing Table: 74463 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 64178 Origin ASes announcing only one prefix: 25775 Transit ASes present in the Internet Routing Table: 10285 Transit-only ASes present in the Internet Routing Table: 423 Paths with bogon ASNs present in the IPv4 Routing Table: 168 Average AS path length visible in the Internet Routing Table: 7.7 Max AS path length visible: 77 Max AS path prepend of ASN ( 37447) 75 Prefixes from unregistered ASNs in the Routing Table: 1119 Number of instances of unregistered ASNs: 1120 Number of 32-bit ASNs allocated by the RIRs: 41880 Number of 32-bit ASNs visible in the Routing Table: 34620 Prefixes from 32-bit ASNs in the Routing Table: 178200 Number of bogon 32-bit ASNs visible in the Routing Table: 30 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 633 Number of addresses announced to Internet: 3057889536 Equivalent to 182 /8s, 67 /16s and 177 /24s Percentage of available address space announced: 82.6 Percentage of allocated address space announced: 82.6 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: 319562 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243081 Total APNIC prefixes after maximum aggregation: 68701 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 237271 Unique aggregates announced from the APNIC address blocks: 98102 APNIC Region origin ASes present in the Internet Routing Table: 13403 APNIC Prefixes per ASN: 17.70 APNIC Region origin ASes announcing only one prefix: 3930 APNIC Region transit ASes present in the Internet Routing Table: 1777 Average APNIC Region AS path length visible: 7.9 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8736 Number of APNIC addresses announced to Internet: 773197056 Equivalent to 46 /8s, 22 /16s and 13 /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: 272298 Total ARIN prefixes after maximum aggregation: 122545 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 275555 Unique aggregates announced from the ARIN address blocks: 130327 ARIN Region origin ASes present in the Internet Routing Table: 19107 ARIN Prefixes per ASN: 14.42 ARIN Region origin ASes announcing only one prefix: 6975 ARIN Region transit ASes present in the Internet Routing Table: 1879 Average ARIN Region AS path length visible: 7.4 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4795 Number of ARIN addresses announced to Internet: 1281328128 Equivalent to 76 /8s, 95 /16s and 132 /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: 263808 Total RIPE prefixes after maximum aggregation: 122782 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259232 Unique aggregates announced from the RIPE address blocks: 158220 RIPE Region origin ASes present in the Internet Routing Table: 28373 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12026 RIPE Region transit ASes present in the Internet Routing Table: 3842 Average RIPE Region AS path length visible: 7.6 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11211 Number of RIPE addresses announced to Internet: 718097408 Equivalent to 42 /8s, 205 /16s and 76 /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: 129144 Total LACNIC prefixes after maximum aggregation: 28498 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 128226 Unique aggregates announced from the LACNIC address blocks: 49363 LACNIC Region origin ASes present in the Internet Routing Table: 10994 LACNIC Prefixes per ASN: 11.66 LACNIC Region origin ASes announcing only one prefix: 2264 LACNIC Region transit ASes present in the Internet Routing Table: 2278 Average LACNIC Region AS path length visible: 8.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8778 Number of LACNIC addresses announced to Internet: 176887296 Equivalent to 10 /8s, 139 /16s and 22 /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: 32074 Total AfriNIC prefixes after maximum aggregation: 5904 AfriNIC Deaggregation factor: 5.43 Prefixes being announced from the AfriNIC address blocks: 40607 Unique aggregates announced from the AfriNIC address blocks: 12340 AfriNIC Region origin ASes present in the Internet Routing Table: 1758 AfriNIC Prefixes per ASN: 23.10 AfriNIC Region origin ASes announcing only one prefix: 580 AfriNIC Region transit ASes present in the Internet Routing Table: 334 Average AfriNIC Region AS path length visible: 6.4 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1100 Number of AfriNIC addresses announced to Internet: 107967232 Equivalent to 6 /8s, 111 /16s and 115 /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 9480 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5717 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4123 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3677 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3560 1043 66 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3482 1872 94 VNPT-AS-VN VNPT Corp, VN 9498 2964 491 243 BBIL-AP BHARTI Airtel Ltd., IN 24560 2398 837 447 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2300 11250 586 KIXS-AS-KR Korea Telecom, KR 4755 2184 442 197 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 8311 10783 2926 AMAZON-02, US 11492 4537 300 603 CABLEONE, US 7155 4019 281 51 VIASAT-SP-BACKBONE, US 22773 3569 3052 272 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3526 1320 64 SHAW, CA 749 3099 54980 2351 DNIC-AS-00749, US 16625 3094 1557 2339 AKAMAI-AS, US 396982 2654 3592 372 GOOGLE-CLOUD-PLATFORM, US 7018 2504 24148 1576 ATT-INTERNET4, US 30036 2484 360 505 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 7306 1707 141 UNI2-AS, ES 39891 4765 282 59 ALJAWWALSTC-AS, SA 20940 4118 3399 166 AKAMAI-ASN1, NL 8551 3880 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2924 2292 910 ROSTELECOM-AS, RU 9009 2725 253 1408 M247, RO 34984 2282 360 609 TELLCOM-AS, TR 6849 2052 307 17 UKRTELNET, UA 58224 1846 949 530 TCI, IR 13188 1607 100 18 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 11301 3332 600 Uninet S.A. de C.V., MX 10620 3519 508 855 Telmex Colombia S.A., CO 13999 2348 361 621 Mega Cable, S.A. de C.V., MX 11830 2268 369 64 Instituto Costarricense de Electricidad 28573 1330 2323 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1301 339 515 Axtel, S.A.B. de C.V., MX 3816 1295 766 172 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1134 370 22 Telefonica del Peru S.A.A., PE 11664 1093 180 442 Techtel LMDS Comunicaciones Interactiva 26615 1036 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 1605 393 19 LINKdotNET-AS, EG 24835 1496 533 29 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1028 67 47 ORANGE-COTE-IVOIRE, CI 36935 917 520 42 Vodafone-, EG 37457 813 319 46 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 529 54 42 WANANCHI-, KE 36914 516 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 11301 3332 600 Uninet S.A. de C.V., MX 9808 9480 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8311 10783 2926 AMAZON-02, US 12479 7306 1707 141 UNI2-AS, ES 7545 5717 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 282 59 ALJAWWALSTC-AS, SA 11492 4537 300 603 CABLEONE, US 18403 4123 347 25 FPT-AS-AP FPT Telecom Company, VN 20940 4118 3399 166 AKAMAI-ASN1, NL 7155 4019 281 51 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 9480 9443 CHINAMOBILE-CN China Mobile Communications Grou 12479 7306 7165 UNI2-AS, ES 16509 8311 5385 AMAZON-02, US 7545 5717 5027 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 4706 ALJAWWALSTC-AS, SA 18403 4123 4098 FPT-AS-AP FPT Telecom Company, VN 7155 4019 3968 VIASAT-SP-BACKBONE, US 20940 4118 3952 AKAMAI-ASN1, NL 11492 4537 3934 CABLEONE, US 8551 3880 3843 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 2.57.241.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.49.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.69.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.206.0/24 213035 AS-SERVERION Serverion B.V., 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 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 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 23.139.232.0/24 Origin: 211619 MAXKO, HR 23.139.232.0/24 Transit: 42864 GIGANET-HU GigaNet Internet Service Prov 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 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 /9:14 /10:38 /11:104 /12:301 /13:579 /14:1208 /15:2115 /16:13551 /17:8285 /18:14007 /19:25199 /20:43993 /21:52274 /22:110854 /23:101832 /24:567154 /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 6378 7306 UNI2-AS, ES 8151 5257 11301 Uninet S.A. de C.V., MX 39891 3628 4765 ALJAWWALSTC-AS, SA 11492 3445 4537 CABLEONE, US 8551 3352 3880 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3335 3526 SHAW, CA 7155 3069 4019 VIASAT-SP-BACKBONE, US 22773 2638 3569 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2140 2484 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2072 3519 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) ---------------------------------------------- 1:2139 2:1314 3:175 4:7 5:4630 6:131 7:6 8:1556 9:1 11:172 12:1536 13:386 14:2307 15:303 16:188 17:371 18:423 20:262 21:4 22:188 23:6275 24:2998 25:6 27:2579 29:19 31:2536 32:83 34:21 35:110 36:1959 37:4709 38:4711 39:847 40:151 41:4420 42:1949 43:2374 44:313 45:17683 46:4359 47:363 49:1763 50:1876 51:570 52:1602 54:393 55:767 56:8 57:123 58:1872 59:1109 60:987 61:2574 62:2785 63:1934 64:5815 65:2340 66:5143 67:3026 68:1359 69:4138 70:1387 71:678 72:3063 74:2638 75:1587 76:606 77:2566 78:1884 79:3174 80:2143 81:1808 82:1513 83:1289 84:1527 85:3033 86:772 87:2030 88:1216 89:3744 90:619 91:7848 92:2063 93:2632 94:3701 95:4059 96:1310 97:336 98:1153 99:745 100:73 101:1308 102:3020 103:31545 104:4699 105:890 106:942 107:2545 108:1053 109:4442 110:2110 111:3113 112:2037 113:1739 114:1661 115:2095 116:1906 117:2563 118:2620 119:2013 120:1799 121:1085 122:2620 123:2171 124:1563 125:2486 128:1399 129:1095 130:1040 131:2180 132:848 133:422 134:1927 135:348 136:879 137:965 138:2868 139:1547 140:1248 141:1450 142:1460 143:1591 144:1153 145:347 146:1950 147:1596 148:2394 149:2234 150:890 151:1160 152:1967 153:569 154:4509 155:1449 156:1825 157:1329 158:1081 159:2258 160:2622 161:1546 162:3537 163:1584 164:1669 165:1808 166:1069 167:1753 168:4140 169:963 170:4994 171:880 172:3573 173:2958 174:1075 175:1199 176:3770 177:6053 178:3620 179:2587 180:2594 181:3549 182:3360 183:2081 184:2349 185:20463 186:5257 187:4577 188:4232 189:4012 190:9294 191:1951 192:10957 193:8905 194:7399 195:5242 196:3322 197:2741 198:5932 199:6108 200:8393 201:6152 202:10593 203:10491 204:4598 205:3688 206:4330 207:3477 208:4116 209:4914 210:4267 211:2433 212:4214 213:3650 214:1065 215:59 216:6704 217:2796 218:1294 219:414 220:1993 221:978 222:710 223:2152 End of report