IPv4 R&E Routing Table Report 18:40 GMT Wed 06 Aug, 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: 1011456 Prefixes after maximum aggregation (per Origin AS): 384571 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 488679 Number of IPv4 prefixes with a valid ROA: 571873 Number of IPv4 prefixes with an invalid ROA: 502 Number of IPv4 prefixes with no ROA: 439081 Total ASes present in the Internet Routing Table: 77164 Prefixes per ASN: 13.11 Origin-only ASes present in the Internet Routing Table: 66202 Origin ASes announcing only one prefix: 26589 Transit ASes present in the Internet Routing Table: 10962 Transit-only ASes present in the Internet Routing Table: 558 Paths with bogon ASNs present in the IPv4 Routing Table: 89 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 57 Max AS path prepend of ASN ( 37447) 54 Prefixes from unregistered ASNs in the Routing Table: 1147 Number of instances of unregistered ASNs: 1176 Number of 32-bit ASNs allocated by the RIRs: 47065 Number of 32-bit ASNs visible in the Routing Table: 38767 Prefixes from 32-bit ASNs in the Routing Table: 213114 Number of bogon 32-bit ASNs visible in the Routing Table: 81 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 442 Number of addresses announced to Internet: 3107814656 Equivalent to 185 /8s, 61 /16s and 125 /24s Percentage of available address space announced: 83.9 Percentage of allocated address space announced: 83.9 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: 332409 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 265565 Total APNIC prefixes after maximum aggregation: 78162 APNIC Deaggregation factor: 3.40 Prefixes being announced from the APNIC address blocks: 256507 Unique aggregates announced from the APNIC address blocks: 105141 APNIC Region origin ASes present in the Internet Routing Table: 14728 APNIC Prefixes per ASN: 17.42 APNIC Region origin ASes announcing only one prefix: 4493 APNIC Region transit ASes present in the Internet Routing Table: 1955 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10283 Number of APNIC addresses announced to Internet: 749740032 Equivalent to 44 /8s, 176 /16s and 32 /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: 295113 Total ARIN prefixes after maximum aggregation: 132301 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 297056 Unique aggregates announced from the ARIN address blocks: 141594 ARIN Region origin ASes present in the Internet Routing Table: 19244 ARIN Prefixes per ASN: 15.44 ARIN Region origin ASes announcing only one prefix: 7047 ARIN Region transit ASes present in the Internet Routing Table: 1964 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: 5277 Number of ARIN addresses announced to Internet: 1349191680 Equivalent to 80 /8s, 107 /16s and 8 /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: 279948 Total RIPE prefixes after maximum aggregation: 136534 RIPE Deaggregation factor: 2.05 Prefixes being announced from the RIPE address blocks: 278586 Unique aggregates announced from the RIPE address blocks: 178418 RIPE Region origin ASes present in the Internet Routing Table: 29030 RIPE Prefixes per ASN: 9.60 RIPE Region origin ASes announcing only one prefix: 12058 RIPE Region transit ASes present in the Internet Routing Table: 3968 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12642 Number of RIPE addresses announced to Internet: 732211712 Equivalent to 43 /8s, 164 /16s and 170 /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: 132144 Total LACNIC prefixes after maximum aggregation: 29847 LACNIC Deaggregation factor: 4.43 Prefixes being announced from the LACNIC address blocks: 128338 Unique aggregates announced from the LACNIC address blocks: 49103 LACNIC Region origin ASes present in the Internet Routing Table: 11279 LACNIC Prefixes per ASN: 11.38 LACNIC Region origin ASes announcing only one prefix: 2325 LACNIC Region transit ASes present in the Internet Routing Table: 2523 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: 9247 Number of LACNIC addresses announced to Internet: 171204608 Equivalent to 10 /8s, 52 /16s and 96 /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: 37539 Total AfriNIC prefixes after maximum aggregation: 6993 AfriNIC Deaggregation factor: 5.37 Prefixes being announced from the AfriNIC address blocks: 50527 Unique aggregates announced from the AfriNIC address blocks: 14042 AfriNIC Region origin ASes present in the Internet Routing Table: 1954 AfriNIC Prefixes per ASN: 25.86 AfriNIC Region origin ASes announcing only one prefix: 666 AfriNIC Region transit ASes present in the Internet Routing Table: 380 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 57 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1318 Number of AfriNIC addresses announced to Internet: 105223424 Equivalent to 6 /8s, 69 /16s and 149 /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 12560 8759 112 CHINAMOBILE-CN China Mobile Communication 7545 6133 837 619 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4575 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4462 535 311 BBIL-AP BHARTI Airtel Ltd., IN 7552 3909 1332 27 VIETEL-AS-AP Viettel Group, VN 7713 3683 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3303 1869 100 VNPT-AS-VN VNPT Corp, VN 56046 2965 811 177 CMNET-JIANGSU-AP China Mobile communicati 24560 2916 864 511 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2172 427 182 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 13708 41057 5286 AMAZON-02, US 174 5293 8769 851 COGENT-174, US 11492 4827 320 607 CABLEONE, US 7155 3859 286 85 VIASAT-SP-BACKBONE, US 6327 3634 1320 82 SHAW, CA 22773 3339 3029 165 ASN-CXA-ALL-CCI-22773-RDC, US 749 3222 54766 2473 DNIC-AS-00749, US 396982 3202 3856 434 GOOGLE-CLOUD-PLATFORM, US 16625 3044 1290 2218 AKAMAI-AS, US 4155 2899 220 1736 USDA-1, 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 7572 1711 153 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4014 3395 128 AKAMAI-ASN1, NL 9009 3855 365 2172 M247, RO 12389 3112 2315 867 ROSTELECOM-AS PJSC Rostelecom. Technical 34984 2404 361 584 TELLCOM-AS, TR 212238 2311 163 1680 CDNEXT, GB 13188 1605 100 37 TRIOLAN, UA 8452 1584 1852 14 TE-AS TE-AS, EG 203020 1517 190 667 HOSTROYALE, IN 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 12328 3272 577 UNINET, MX 10620 3482 473 1038 Telmex Colombia S.A., CO 13999 2529 511 354 Mega Cable, S.A. de C.V., MX 11830 1987 369 64 Instituto Costarricense de Electricidad y 28573 1371 2435 269 Claro NXT Telecomunicacoes Ltda, BR 3816 1351 788 208 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 11664 1204 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1188 371 22 Telefonica del Peru S.A.A., PE 22884 1067 68 371 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1017 2487 55 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 24835 1770 660 28 RAYA-AS, EG 29571 1604 102 51 ORANGE-COTE-IVOIRE, CI 36992 1416 1494 374 ETISALAT-MISR, EG 20011 1310 204 345 INTERNET-SOLUTIONS, ZA 36903 1249 554 96 MT-MPLS, MA 24863 1236 389 20 LINKdotNET-AS, EG 37069 1086 1112 11 MOBINIL, EG 36935 972 520 43 Vodafone-, EG 36914 577 82 3 KENET-AS, KE 3741 564 725 321 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 13708 41057 5286 AMAZON-02, US 9808 12560 8759 112 CHINAMOBILE-CN China Mobile Communication 8151 12328 3272 577 UNINET, MX 12479 7572 1711 153 UNI2-AS, ES 7545 6133 837 619 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5293 8769 851 COGENT-174, US 11492 4827 320 607 CABLEONE, US 39891 4798 293 63 ALJAWWALSTC-AS, SA 18403 4575 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4462 535 311 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 9808 12560 12448 CHINAMOBILE-CN China Mobile Communications Grou 8151 12328 11751 UNINET, MX 12479 7572 7419 UNI2-AS, ES 7545 6133 5514 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 18403 4575 4550 FPT-AS-AP FPT Telecom Company, VN 174 5293 4442 COGENT-174, US 11492 4827 4220 CABLEONE, US 9498 4462 4151 BBIL-AP BHARTI Airtel Ltd., IN 20940 4014 3886 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 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 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 398074 UNALLOCATED 8.28.115.0/24 32787 PROLEXIC-TECHNOLOGIES-D 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 395195 UNALLOCATED 8.38.115.0/24 33132 CROWNCASTLE-AS33132, 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: 21859 ZEN-ECN, 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 23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA 23.142.24.0/24 Transit: 64236 UNREAL-SERVERS, US 23.143.100.0/24 Origin: 7029 WINDSTREAM, US 23.143.100.0/24 Transit: 6461 ZAYO-6461, 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 /12:298 /13:581 /14:1214 /15:2173 /16:13869 /17:8296 /18:13681 /19:24768 /20:44616 /21:52562 /22:113337 /23:107015 /24:628883 /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 8151 6547 12328 UNINET, MX 12479 6533 7572 UNI2-AS, ES 11492 3619 4827 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3432 3634 SHAW, CA 7155 2818 3859 VIASAT-SP-BACKBONE, US 22773 2492 3339 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2341 13708 AMAZON-02, US 30036 2295 2636 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2198 3482 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) ---------------------------------------------- 1:2436 2:1528 3:870 4:10 5:5014 6:163 7:6 8:1564 9:2 11:172 12:1336 13:460 14:2581 15:368 16:286 17:377 18:899 20:569 21:4 22:188 23:7818 24:2811 25:2 27:2799 29:19 31:3397 32:43 33:1 34:84 35:260 36:4183 37:4590 38:10673 39:956 40:250 41:4466 42:2059 43:2711 44:383 45:19390 46:5112 47:336 49:1926 50:2046 51:592 52:1551 54:322 55:1100 56:11 57:282 58:2189 59:1333 60:1184 61:3013 62:3033 63:1781 64:5617 65:2167 66:4854 67:3144 68:1091 69:4058 70:1038 71:631 72:2945 74:2839 75:1525 76:610 77:2872 78:1901 79:1718 80:2220 81:2080 82:3219 83:1438 84:1923 85:3471 86:1095 87:2398 88:1324 89:4432 90:776 91:8494 92:2753 93:2955 94:4102 95:4428 96:1502 97:310 98:955 99:696 100:71 101:1462 102:4416 103:32355 104:5277 105:1055 106:973 107:2651 108:1273 109:4235 110:2235 111:3508 112:2399 113:1869 114:1978 115:2282 116:2116 117:2663 118:2910 119:1916 120:2187 121:1324 122:2822 123:2424 124:1678 125:2882 126:91 128:1617 129:995 130:1324 131:2146 132:783 133:450 134:1604 135:399 136:1466 137:1139 138:3009 139:1589 140:1624 141:1532 142:1948 143:1992 144:1177 145:573 146:2184 147:2104 148:2727 149:2996 150:1284 151:2290 152:2114 153:591 154:7906 155:1882 156:3085 157:1933 158:1367 159:2526 160:3671 161:1945 162:3897 163:2265 164:1907 165:2473 166:1531 167:2042 168:4072 169:788 170:5395 171:999 172:4245 173:3441 174:920 175:1318 176:3795 177:5339 178:4033 179:2487 180:2613 181:4305 182:3584 183:2288 184:2121 185:21784 186:5541 187:4886 188:4292 189:4555 190:9806 191:1604 192:11341 193:9526 194:7860 195:5677 196:3675 197:3718 198:6143 199:8619 200:8535 201:6545 202:10452 203:10738 204:4596 205:3614 206:4530 207:3527 208:4297 209:5197 210:4740 211:2644 212:4650 213:3852 214:1030 215:50 216:6847 217:3274 218:1429 219:404 220:2146 221:1209 222:735 223:2813 End of report