IPv4 R&E Routing Table Report 18:35 GMT Tue 16 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: 941419 Prefixes after maximum aggregation (per Origin AS): 349154 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 448813 Number of IPv4 prefixes with a valid ROA: 410262 Number of IPv4 prefixes with an invalid ROA: 2887 Number of IPv4 prefixes with no ROA: 528270 Total ASes present in the Internet Routing Table: 74438 Prefixes per ASN: 12.65 Origin-only ASes present in the Internet Routing Table: 64182 Origin ASes announcing only one prefix: 25770 Transit ASes present in the Internet Routing Table: 10256 Transit-only ASes present in the Internet Routing Table: 422 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: 1126 Number of instances of unregistered ASNs: 1127 Number of 32-bit ASNs allocated by the RIRs: 41864 Number of 32-bit ASNs visible in the Routing Table: 34595 Prefixes from 32-bit ASNs in the Routing Table: 178134 Number of bogon 32-bit ASNs visible in the Routing Table: 25 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 634 Number of addresses announced to Internet: 3057843456 Equivalent to 182 /8s, 66 /16s and 253 /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: 319540 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243114 Total APNIC prefixes after maximum aggregation: 68703 APNIC Deaggregation factor: 3.54 Prefixes being announced from the APNIC address blocks: 237302 Unique aggregates announced from the APNIC address blocks: 98007 APNIC Region origin ASes present in the Internet Routing Table: 13390 APNIC Prefixes per ASN: 17.72 APNIC Region origin ASes announcing only one prefix: 3935 APNIC Region transit ASes present in the Internet Routing Table: 1782 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: 8722 Number of APNIC addresses announced to Internet: 773080832 Equivalent to 46 /8s, 20 /16s and 71 /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: 272224 Total ARIN prefixes after maximum aggregation: 122467 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 275419 Unique aggregates announced from the ARIN address blocks: 130240 ARIN Region origin ASes present in the Internet Routing Table: 19108 ARIN Prefixes per ASN: 14.41 ARIN Region origin ASes announcing only one prefix: 6981 ARIN Region transit ASes present in the Internet Routing Table: 1868 Average ARIN Region AS path length visible: 7.5 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: 1281446144 Equivalent to 76 /8s, 97 /16s and 81 /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: 263760 Total RIPE prefixes after maximum aggregation: 122703 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 259228 Unique aggregates announced from the RIPE address blocks: 158204 RIPE Region origin ASes present in the Internet Routing Table: 28358 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12020 RIPE Region transit ASes present in the Internet Routing Table: 3825 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: 11201 Number of RIPE addresses announced to Internet: 718103040 Equivalent to 42 /8s, 205 /16s and 98 /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: 129229 Total LACNIC prefixes after maximum aggregation: 28513 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 128326 Unique aggregates announced from the LACNIC address blocks: 49317 LACNIC Region origin ASes present in the Internet Routing Table: 10996 LACNIC Prefixes per ASN: 11.67 LACNIC Region origin ASes announcing only one prefix: 2254 LACNIC Region transit ASes present in the Internet Routing Table: 2276 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: 8779 Number of LACNIC addresses announced to Internet: 176826112 Equivalent to 10 /8s, 138 /16s and 39 /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: 31966 Total AfriNIC prefixes after maximum aggregation: 5951 AfriNIC Deaggregation factor: 5.37 Prefixes being announced from the AfriNIC address blocks: 40510 Unique aggregates announced from the AfriNIC address blocks: 12515 AfriNIC Region origin ASes present in the Internet Routing Table: 1757 AfriNIC Prefixes per ASN: 23.06 AfriNIC Region origin ASes announcing only one prefix: 580 AfriNIC Region transit ASes present in the Internet Routing Table: 333 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 77 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1098 Number of AfriNIC addresses announced to Internet: 107973632 Equivalent to 6 /8s, 111 /16s and 140 /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 9477 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5722 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4115 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3676 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3557 1043 66 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3481 1872 94 VNPT-AS-VN VNPT Corp, VN 9498 2964 491 243 BBIL-AP BHARTI Airtel Ltd., IN 24560 2394 836 449 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 8298 10783 2925 AMAZON-02, US 11492 4537 300 603 CABLEONE, US 7155 4011 281 51 VIASAT-SP-BACKBONE, US 22773 3571 3052 272 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3525 1320 64 SHAW, CA 16625 3131 1580 2374 AKAMAI-AS, US 749 3100 54980 2352 DNIC-AS-00749, US 396982 2643 3591 370 GOOGLE-CLOUD-PLATFORM, US 7018 2498 24148 1566 ATT-INTERNET4, US 30036 2494 360 468 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 7315 1707 141 UNI2-AS, ES 39891 4765 282 59 ALJAWWALSTC-AS, SA 20940 4115 3399 166 AKAMAI-ASN1, NL 8551 3882 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2924 2292 910 ROSTELECOM-AS, RU 9009 2728 253 1409 M247, RO 34984 2275 359 613 TELLCOM-AS, TR 6849 2052 307 17 UKRTELNET, UA 58224 1850 949 534 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 11286 3328 607 Uninet S.A. de C.V., MX 10620 3513 507 865 Telmex Colombia S.A., CO 13999 2343 361 626 Mega Cable, S.A. de C.V., MX 11830 2270 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 1096 180 445 Techtel LMDS Comunicaciones Interactiva 26615 1035 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 1604 393 19 LINKdotNET-AS, EG 24835 1478 517 28 RAYA-AS, EG 36992 1339 1518 276 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1028 67 47 ORANGE-COTE-IVOIRE, CI 36935 875 520 42 Vodafone-, EG 37457 797 312 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 516 52 87 WANANCHI-, KE 36914 511 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 11286 3328 607 Uninet S.A. de C.V., MX 9808 9477 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8298 10783 2925 AMAZON-02, US 12479 7315 1707 141 UNI2-AS, ES 7545 5722 784 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 282 59 ALJAWWALSTC-AS, SA 11492 4537 300 603 CABLEONE, US 18403 4115 347 25 FPT-AS-AP FPT Telecom Company, VN 20940 4115 3399 166 AKAMAI-ASN1, NL 7155 4011 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 9477 9440 CHINAMOBILE-CN China Mobile Communications Grou 12479 7315 7174 UNI2-AS, ES 16509 8298 5373 AMAZON-02, US 7545 5722 5032 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4765 4706 ALJAWWALSTC-AS, SA 18403 4115 4090 FPT-AS-AP FPT Telecom Company, VN 7155 4011 3960 VIASAT-SP-BACKBONE, US 20940 4115 3949 AKAMAI-ASN1, NL 11492 4537 3934 CABLEONE, US 8551 3882 3845 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 23.153.56.0/24 Origin: 35008 KERFUFFLE Kerfuffle, GB 23.153.56.0/24 Transit: 6939 HURRICANE, 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 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 /13:578 /14:1207 /15:2114 /16:13528 /17:8285 /18:14001 /19:25197 /20:44014 /21:52260 /22:110888 /23:101888 /24:566986 /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 6379 7315 UNI2-AS, ES 8151 5243 11286 Uninet S.A. de C.V., MX 39891 3628 4765 ALJAWWALSTC-AS, SA 11492 3445 4537 CABLEONE, US 8551 3354 3882 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3334 3525 SHAW, CA 7155 3069 4011 VIASAT-SP-BACKBONE, US 22773 2640 3571 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2150 2494 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2066 3513 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) ---------------------------------------------- 1:2138 2:1310 3:175 4:7 5:4633 6:131 7:6 8:1558 9:1 11:172 12:1534 13:384 14:2309 15:300 16:188 17:373 18:422 20:262 21:4 22:188 23:6265 24:2997 25:6 27:2580 29:19 31:2537 32:83 34:13 35:108 36:1963 37:4710 38:4704 39:845 40:151 41:4408 42:1951 43:2376 44:311 45:17686 46:4356 47:363 49:1762 50:1875 51:570 52:1601 54:394 55:767 56:8 57:124 58:1873 59:1111 60:987 61:2562 62:2782 63:1933 64:5817 65:2341 66:5150 67:3022 68:1361 69:4135 70:1415 71:678 72:3061 74:2639 75:1586 76:606 77:2567 78:1884 79:3174 80:2142 81:1808 82:1512 83:1293 84:1527 85:3037 86:769 87:2034 88:1214 89:3743 90:620 91:7848 92:2068 93:2638 94:3705 95:4045 96:1309 97:336 98:1154 99:745 100:73 101:1309 102:3010 103:31514 104:4686 105:886 106:939 107:2514 108:1050 109:4446 110:2105 111:3114 112:2036 113:1740 114:1662 115:2092 116:1904 117:2574 118:2611 119:2016 120:1797 121:1086 122:2622 123:2175 124:1562 125:2485 128:1429 129:1096 130:1042 131:2164 132:848 133:422 134:1926 135:349 136:877 137:961 138:2865 139:1547 140:1239 141:1453 142:1444 143:1599 144:1162 145:347 146:1947 147:1595 148:2379 149:2242 150:889 151:1159 152:1963 153:569 154:4505 155:1452 156:1826 157:1318 158:1073 159:2289 160:2617 161:1545 162:3530 163:1587 164:1675 165:1800 166:1060 167:1742 168:4130 169:959 170:4990 171:879 172:3563 173:2942 174:1076 175:1196 176:3768 177:6042 178:3616 179:2596 180:2593 181:3546 182:3357 183:2083 184:2347 185:20461 186:5232 187:4595 188:4227 189:4019 190:9296 191:1945 192:10939 193:8912 194:7392 195:5246 196:3330 197:2736 198:5950 199:6115 200:8402 201:6159 202:10613 203:10497 204:4589 205:3691 206:4332 207:3462 208:4111 209:4906 210:4266 211:2433 212:4202 213:3653 214:1093 215:59 216:6698 217:2799 218:1295 219:414 220:1994 221:978 222:709 223:2154 End of report