IPv4 R&E Routing Table Report 18:40 GMT Tue 03 Jun, 2025 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: 1003028 Prefixes after maximum aggregation (per Origin AS): 379792 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 482077 Number of IPv4 prefixes with a valid ROA: 560542 Number of IPv4 prefixes with an invalid ROA: 507 Number of IPv4 prefixes with no ROA: 441978 Total ASes present in the Internet Routing Table: 76912 Prefixes per ASN: 13.04 Origin-only ASes present in the Internet Routing Table: 65984 Origin ASes announcing only one prefix: 26598 Transit ASes present in the Internet Routing Table: 10928 Transit-only ASes present in the Internet Routing Table: 546 Paths with bogon ASNs present in the IPv4 Routing Table: 82 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 78 Max AS path prepend of ASN ( 37447) 75 Prefixes from unregistered ASNs in the Routing Table: 1070 Number of instances of unregistered ASNs: 1071 Number of 32-bit ASNs allocated by the RIRs: 46558 Number of 32-bit ASNs visible in the Routing Table: 38338 Prefixes from 32-bit ASNs in the Routing Table: 209446 Number of bogon 32-bit ASNs visible in the Routing Table: 20 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 450 Number of addresses announced to Internet: 3110350592 Equivalent to 185 /8s, 100 /16s and 47 /24s Percentage of available address space announced: 84.0 Percentage of allocated address space announced: 84.0 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: 330880 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 259984 Total APNIC prefixes after maximum aggregation: 77161 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 250900 Unique aggregates announced from the APNIC address blocks: 104298 APNIC Region origin ASes present in the Internet Routing Table: 14597 APNIC Prefixes per ASN: 17.19 APNIC Region origin ASes announcing only one prefix: 4464 APNIC Region transit ASes present in the Internet Routing Table: 1931 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 36 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10140 Number of APNIC addresses announced to Internet: 748837120 Equivalent to 44 /8s, 162 /16s and 89 /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, 131072-155961 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: 293668 Total ARIN prefixes after maximum aggregation: 131101 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 295374 Unique aggregates announced from the ARIN address blocks: 139450 ARIN Region origin ASes present in the Internet Routing Table: 19227 ARIN Prefixes per ASN: 15.36 ARIN Region origin ASes announcing only one prefix: 7050 ARIN Region transit ASes present in the Internet Routing Table: 1956 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5222 Number of ARIN addresses announced to Internet: 1352680704 Equivalent to 80 /8s, 160 /16s and 69 /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, 393216-402332 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, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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: 277795 Total RIPE prefixes after maximum aggregation: 134522 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 275833 Unique aggregates announced from the RIPE address blocks: 175296 RIPE Region origin ASes present in the Internet Routing Table: 28979 RIPE Prefixes per ASN: 9.52 RIPE Region origin ASes announcing only one prefix: 12064 RIPE Region transit ASes present in the Internet Routing Table: 3978 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12478 Number of RIPE addresses announced to Internet: 731688960 Equivalent to 43 /8s, 156 /16s and 176 /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 196608-216475 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 53/8, 57/8, 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: 132483 Total LACNIC prefixes after maximum aggregation: 29558 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 128781 Unique aggregates announced from the LACNIC address blocks: 48925 LACNIC Region origin ASes present in the Internet Routing Table: 11261 LACNIC Prefixes per ASN: 11.44 LACNIC Region origin ASes announcing only one prefix: 2354 LACNIC Region transit ASes present in the Internet Routing Table: 2511 Average LACNIC Region AS path length visible: 5.5 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9206 Number of LACNIC addresses announced to Internet: 171916544 Equivalent to 10 /8s, 63 /16s and 61 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 38028 Total AfriNIC prefixes after maximum aggregation: 6802 AfriNIC Deaggregation factor: 5.59 Prefixes being announced from the AfriNIC address blocks: 51690 Unique aggregates announced from the AfriNIC address blocks: 13706 AfriNIC Region origin ASes present in the Internet Routing Table: 1927 AfriNIC Prefixes per ASN: 26.82 AfriNIC Region origin ASes announcing only one prefix: 666 AfriNIC Region transit ASes present in the Internet Routing Table: 382 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 78 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1292 Number of AfriNIC addresses announced to Internet: 105028096 Equivalent to 6 /8s, 66 /16s and 154 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 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 11064 8755 95 CHINAMOBILE-CN China Mobile Communication 7545 6174 844 646 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4369 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4302 534 303 BBIL-AP BHARTI Airtel Ltd., IN 7552 3918 1332 26 VIETEL-AS-AP Viettel Group, VN 7713 3698 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3277 1869 103 VNPT-AS-VN VNPT Corp, VN 24560 2878 854 528 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer 4755 2165 433 191 TATACOMM-AS TATA Communications formerly 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 13642 40829 5209 AMAZON-02, US 174 5258 8747 892 COGENT-174, US 11492 4753 315 592 CABLEONE, US 7155 3861 286 85 VIASAT-SP-BACKBONE, US 6327 3629 1320 81 SHAW, CA 22773 3347 3033 170 ASN-CXA-ALL-CCI-22773-RDC, US 749 3231 54784 2482 DNIC-AS-00749, US 396982 3177 3853 421 GOOGLE-CLOUD-PLATFORM, US 16625 3090 1291 2251 AKAMAI-AS, US 36352 2804 229 849 AS-COLOCROSSING, 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 7706 1714 148 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4020 3395 126 AKAMAI-ASN1, NL 9009 3913 357 2082 M247, RO 12389 3074 2306 888 ROSTELECOM-AS PJSC Rostelecom. Technical 34984 2391 360 580 TELLCOM-AS, TR 212238 2228 161 1638 CDNEXT, GB 8452 1612 1852 14 TE-AS TE-AS, EG 13188 1606 100 34 TRIOLAN, UA 62240 1425 95 740 CLOUVIDER Clouvider - Global ASN, GB 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 12192 3253 583 UNINET, MX 10620 3499 480 1017 Telmex Colombia S.A., CO 13999 2514 540 362 Mega Cable, S.A. de C.V., MX 11830 1991 369 64 Instituto Costarricense de Electricidad y 28573 1367 2436 266 Claro NXT Telecomunicacoes Ltda, BR 3816 1338 785 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1199 371 22 Telefonica del Peru S.A.A., PE 11664 1192 278 33 Techtel LMDS Comunicaciones Interactivas 28202 1113 52 9 MASTER SA, BR 22884 1064 68 376 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 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 24835 1780 644 27 RAYA-AS, EG 24863 1653 389 17 LINKdotNET-AS, EG 29571 1612 102 33 ORANGE-COTE-IVOIRE, CI 36992 1431 1519 280 ETISALAT-MISR, EG 20011 1295 204 345 INTERNET-SOLUTIONS, ZA 36903 1250 554 97 MT-MPLS, MA 37069 1107 1100 18 MOBINIL, EG 36935 1050 520 44 Vodafone-, EG 37457 587 316 32 Telkom-Internet, ZA 3741 560 661 319 IS, ZA 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 16509 13642 40829 5209 AMAZON-02, US 8151 12192 3253 583 UNINET, MX 9808 11064 8755 95 CHINAMOBILE-CN China Mobile Communication 12479 7706 1714 148 UNI2-AS, ES 7545 6174 844 646 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5258 8747 892 COGENT-174, US 39891 4798 293 63 ALJAWWALSTC-AS, SA 11492 4753 315 592 CABLEONE, US 18403 4369 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4302 534 303 BBIL-AP BHARTI Airtel Ltd., IN Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 8151 12192 11609 UNINET, MX 9808 11064 10969 CHINAMOBILE-CN China Mobile Communications Grou 12479 7706 7558 UNI2-AS, ES 7545 6174 5528 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 174 5258 4366 COGENT-174, US 18403 4369 4344 FPT-AS-AP FPT Telecom Company, VN 11492 4753 4161 CABLEONE, US 9498 4302 3999 BBIL-AP BHARTI Airtel Ltd., IN 20940 4020 3894 AKAMAI-ASN1, NL 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 22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.38.73.0/24 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 14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US 14.192.20.0/22 Transit: 6939 HURRICANE, US 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 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.147.240.0/24 Origin: 32302 RESERVED, ZZ 23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /9:14 /10:41 /11:92 /12:299 /13:583 /14:1226 /15:2185 /16:13965 /17:8339 /18:13877 /19:24784 /20:44586 /21:52507 /22:113364 /23:106499 /24:620651 /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 6623 7706 UNI2-AS, ES 8151 6370 12192 UNINET, MX 11492 3550 4753 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3426 3629 SHAW, CA 7155 2820 3861 VIASAT-SP-BACKBONE, US 22773 2495 3347 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2396 13642 AMAZON-02, US 30036 2234 2575 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2186 3499 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) ---------------------------------------------- 1:2377 2:1516 3:806 4:9 5:4991 6:162 7:6 8:1595 9:1 11:172 12:1359 13:435 14:2523 15:359 16:285 17:375 18:919 20:551 21:4 22:188 23:7591 24:2892 25:2 27:2780 29:19 31:3301 32:44 33:1 34:84 35:248 36:3024 37:4618 38:10348 39:908 40:170 41:4449 42:1940 43:2614 44:378 45:19347 46:5101 47:318 49:1949 50:1897 51:592 52:1571 54:322 55:1053 56:11 57:271 58:2210 59:1287 60:1167 61:3011 62:3037 63:1814 64:5498 65:2200 66:4731 67:3103 68:1137 69:4007 70:1081 71:637 72:2934 74:2816 75:1524 76:617 77:2805 78:1895 79:1708 80:2226 81:2084 82:3126 83:1455 84:1864 85:3426 86:1070 87:2399 88:1316 89:4398 90:773 91:8456 92:2715 93:2917 94:4061 95:4364 96:1476 97:316 98:978 99:695 100:73 101:1427 102:4298 103:32343 104:5078 105:1231 106:1035 107:2652 108:1260 109:4118 110:2238 111:3277 112:2115 113:1823 114:1983 115:2156 116:2093 117:2529 118:2811 119:1919 120:1968 121:1376 122:2792 123:2418 124:1600 125:2867 126:91 128:1607 129:1026 130:1328 131:2065 132:788 133:449 134:1557 135:380 136:1354 137:1133 138:3059 139:1589 140:1600 141:1509 142:1930 143:1828 144:1134 145:534 146:2193 147:2112 148:2728 149:2945 150:1256 151:1952 152:2106 153:579 154:8233 155:1745 156:3345 157:1912 158:1329 159:2477 160:3667 161:1890 162:3794 163:2208 164:1806 165:2244 166:1486 167:1956 168:4221 169:801 170:5348 171:1003 172:4431 173:3335 174:918 175:1300 176:3749 177:5409 178:3734 179:2472 180:2658 181:4230 182:3447 183:2115 184:2118 185:21765 186:5508 187:4816 188:4254 189:4459 190:9848 191:1926 192:11281 193:9504 194:7866 195:5618 196:3634 197:3732 198:6122 199:8534 200:8510 201:6448 202:10377 203:10704 204:4554 205:3609 206:4476 207:3478 208:4250 209:5171 210:4628 211:2529 212:4606 213:3791 214:1027 215:48 216:6795 217:3212 218:1364 219:390 220:2082 221:1106 222:719 223:2407 End of report