IPv4 R&E Routing Table Report 18:40 GMT Fri 10 Oct, 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: 1020779 Prefixes after maximum aggregation (per Origin AS): 392059 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 496049 Number of IPv4 prefixes with a valid ROA: 585715 Number of IPv4 prefixes with an invalid ROA: 2512 Number of IPv4 prefixes with no ROA: 432552 Total ASes present in the Internet Routing Table: 77484 Prefixes per ASN: 13.17 Origin-only ASes present in the Internet Routing Table: 66396 Origin ASes announcing only one prefix: 27010 Transit ASes present in the Internet Routing Table: 11088 Transit-only ASes present in the Internet Routing Table: 559 Paths with bogon ASNs present in the IPv4 Routing Table: 177 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 56 Max AS path prepend of ASN ( 37447) 53 Prefixes from unregistered ASNs in the Routing Table: 1078 Number of instances of unregistered ASNs: 1129 Number of 32-bit ASNs allocated by the RIRs: 47665 Number of 32-bit ASNs visible in the Routing Table: 39152 Prefixes from 32-bit ASNs in the Routing Table: 214979 Number of bogon 32-bit ASNs visible in the Routing Table: 138 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 488 Number of addresses announced to Internet: 3112215296 Equivalent to 185 /8s, 128 /16s and 163 /24s Percentage of available address space announced: 84.1 Percentage of allocated address space announced: 84.1 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: 334214 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 272273 Total APNIC prefixes after maximum aggregation: 80145 APNIC Deaggregation factor: 3.40 Prefixes being announced from the APNIC address blocks: 262018 Unique aggregates announced from the APNIC address blocks: 105591 APNIC Region origin ASes present in the Internet Routing Table: 14827 APNIC Prefixes per ASN: 17.67 APNIC Region origin ASes announcing only one prefix: 4501 APNIC Region transit ASes present in the Internet Routing Table: 1981 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: 10389 Number of APNIC addresses announced to Internet: 752078336 Equivalent to 44 /8s, 211 /16s and 206 /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: 299710 Total ARIN prefixes after maximum aggregation: 134598 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 300606 Unique aggregates announced from the ARIN address blocks: 143837 ARIN Region origin ASes present in the Internet Routing Table: 19331 ARIN Prefixes per ASN: 15.55 ARIN Region origin ASes announcing only one prefix: 7085 ARIN Region transit ASes present in the Internet Routing Table: 1975 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5358 Number of ARIN addresses announced to Internet: 1352382720 Equivalent to 80 /8s, 155 /16s and 185 /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: 285240 Total RIPE prefixes after maximum aggregation: 139157 RIPE Deaggregation factor: 2.05 Prefixes being announced from the RIPE address blocks: 284591 Unique aggregates announced from the RIPE address blocks: 181169 RIPE Region origin ASes present in the Internet Routing Table: 29114 RIPE Prefixes per ASN: 9.78 RIPE Region origin ASes announcing only one prefix: 12087 RIPE Region transit ASes present in the Internet Routing Table: 4008 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12785 Number of RIPE addresses announced to Internet: 732763136 Equivalent to 43 /8s, 173 /16s and 20 /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: 125298 Total LACNIC prefixes after maximum aggregation: 30390 LACNIC Deaggregation factor: 4.12 Prefixes being announced from the LACNIC address blocks: 121467 Unique aggregates announced from the LACNIC address blocks: 49350 LACNIC Region origin ASes present in the Internet Routing Table: 11313 LACNIC Prefixes per ASN: 10.74 LACNIC Region origin ASes announcing only one prefix: 2649 LACNIC Region transit ASes present in the Internet Routing Table: 2541 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 37 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9279 Number of LACNIC addresses announced to Internet: 170603520 Equivalent to 10 /8s, 43 /16s and 52 /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: 37180 Total AfriNIC prefixes after maximum aggregation: 7047 AfriNIC Deaggregation factor: 5.28 Prefixes being announced from the AfriNIC address blocks: 51609 Unique aggregates announced from the AfriNIC address blocks: 15675 AfriNIC Region origin ASes present in the Internet Routing Table: 1977 AfriNIC Prefixes per ASN: 26.10 AfriNIC Region origin ASes announcing only one prefix: 688 AfriNIC Region transit ASes present in the Internet Routing Table: 390 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 56 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1341 Number of AfriNIC addresses announced to Internet: 104130816 Equivalent to 6 /8s, 52 /16s and 233 /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 13738 8759 114 CHINAMOBILE-CN China Mobile Communication 7545 6179 834 599 TPG-INTERNET-AP TPG Telecom Limited, AU 9498 4475 536 315 BBIL-AP BHARTI Airtel Ltd., IN 18403 4468 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3949 1332 28 VIETEL-AS-AP Viettel Group, VN 7713 3714 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3320 1869 101 VNPT-AS-VN VNPT Corp, VN 56046 3136 827 180 CMNET-JIANGSU-AP China Mobile communicati 24560 2930 863 500 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 9304 2479 512 1596 HUTCHISON-AS-AP HGC Global Communications 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 14323 40998 5365 AMAZON-02, US 174 4900 8767 803 COGENT-174, US 11492 4756 321 791 CABLEONE, US 22773 4015 3068 359 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3875 287 91 VIASAT-SP-BACKBONE, US 6327 3681 1320 82 SHAW, CA 396982 3272 4824 464 GOOGLE-CLOUD-PLATFORM, US 749 3220 54766 2471 DNIC-AS-00749, US 4155 3117 242 1741 USDA-1, US 16625 3038 1300 2211 AKAMAI-AS, 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 7400 1711 149 UNI2-AS, ES 39891 4833 298 66 ALJAWWALSTC-AS, SA 20940 4045 3395 127 AKAMAI-ASN1, NL 9009 3990 374 2248 M247, RO 12389 3143 2315 868 ROSTELECOM-AS PJSC Rostelecom. Technical 5384 2631 585 28 EMIRATES-INTERNET Emirates Internet, AE 212238 2508 180 1821 CDNEXT, GB 34984 2415 363 576 TELLCOM-AS, TR 203020 2039 223 1002 HOSTROYALE, IN 8452 1660 1852 14 TE-AS TE-AS, EG 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 12345 3253 591 UNINET, MX 10620 3477 468 1087 Telmex Colombia S.A., CO 13999 2515 508 351 Mega Cable, S.A. de C.V., MX 11830 1988 369 64 Instituto Costarricense de Electricidad y 28573 1369 2433 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1354 789 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 11664 1228 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1178 371 23 Telefonica del Peru S.A.A., PE 22884 1066 71 365 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1011 2486 56 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 1766 600 27 RAYA-AS, EG 36992 1512 1498 385 ETISALAT-MISR, EG 20011 1325 205 344 NTT-DATA-Inc, ZA 24863 1250 389 20 LINKdotNET-AS, EG 36903 1250 554 97 MT-MPLS, MA 29571 1189 102 52 ORANGE-COTE-IVOIRE, CI 37069 1085 1096 13 MOBINIL, EG 36935 956 523 47 Vodafone-, EG 36914 574 82 3 KENET-AS, KE 3741 567 725 321 NTT-DATA-Inc, 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 14323 40998 5365 AMAZON-02, US 9808 13738 8759 114 CHINAMOBILE-CN China Mobile Communication 8151 12345 3253 591 UNINET, MX 12479 7400 1711 149 UNI2-AS, ES 7545 6179 834 599 TPG-INTERNET-AP TPG Telecom Limited, AU 174 4900 8767 803 COGENT-174, US 39891 4833 298 66 ALJAWWALSTC-AS, SA 11492 4756 321 791 CABLEONE, US 9498 4475 536 315 BBIL-AP BHARTI Airtel Ltd., IN 18403 4468 347 25 FPT-AS-AP FPT Telecom Company, VN 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 13738 13624 CHINAMOBILE-CN China Mobile Communications Grou 8151 12345 11754 UNINET, MX 12479 7400 7251 UNI2-AS, ES 7545 6179 5580 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4767 ALJAWWALSTC-AS, SA 18403 4468 4443 FPT-AS-AP FPT Telecom Company, VN 9498 4475 4160 BBIL-AP BHARTI Airtel Ltd., IN 174 4900 4097 COGENT-174, US 11492 4756 3965 CABLEONE, US 7552 3949 3921 VIETEL-AS-AP Viettel Group, VN 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 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 395195 UNALLOCATED 8.38.115.0/24 33132 CROWNCASTLE-AS33132, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 54739 UNALLOCATED 8.44.198.0/23 13335 CLOUDFLARENET, US 397015 UNALLOCATED 8.44.246.0/24 12025 IMDC-AS12025, 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 23.135.216.0/24 Origin: 400565 RESERVED, ZZ 23.135.216.0/24 Transit: 3356 LEVEL3, 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 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 /11:93 /12:302 /13:584 /14:1203 /15:2141 /16:13848 /17:8308 /18:13642 /19:24855 /20:45058 /21:52567 /22:113640 /23:106185 /24:638282 /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 6585 12345 UNINET, MX 12479 6365 7400 UNI2-AS, ES 11492 3569 4756 CABLEONE, US 39891 3521 4833 ALJAWWALSTC-AS, SA 6327 3471 3681 SHAW, CA 7155 2833 3875 VIASAT-SP-BACKBONE, US 22773 2524 4015 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2396 14323 AMAZON-02, US 30036 2299 2639 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2212 3477 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) ---------------------------------------------- 1:2443 2:1677 3:941 4:10 5:5000 6:170 7:6 8:1554 9:6 11:172 12:1243 13:566 14:2652 15:401 16:304 17:391 18:911 20:594 21:4 22:188 23:7978 24:2706 25:2 27:2786 29:19 31:3480 32:34 33:1 34:88 35:276 36:4464 37:4597 38:10544 39:1104 40:479 41:4534 42:2023 43:2791 44:392 45:19329 46:5241 47:373 49:2128 50:2064 51:597 52:1593 54:360 55:1184 56:11 57:292 58:2300 59:1329 60:1195 61:3094 62:3098 63:1782 64:5697 65:2140 66:5117 67:3125 68:1217 69:4092 70:1049 71:640 72:3013 74:2868 75:1512 76:604 77:2805 78:1920 79:1754 80:2269 81:2136 82:3479 83:1524 84:2004 85:3550 86:1200 87:2400 88:1367 89:4537 90:809 91:8420 92:2883 93:2991 94:4273 95:4536 96:1515 97:312 98:950 99:753 100:71 101:1465 102:4499 103:32631 104:5476 105:1072 106:894 107:2669 108:1216 109:4239 110:2250 111:3795 112:2672 113:1882 114:2075 115:2341 116:2130 117:3028 118:3051 119:2012 120:2291 121:1503 122:2834 123:2442 124:1754 125:2910 126:125 128:1576 129:1003 130:1396 131:2165 132:786 133:462 134:1626 135:367 136:1497 137:1141 138:2828 139:1607 140:1647 141:1551 142:2109 143:2093 144:1279 145:628 146:2186 147:2144 148:2749 149:2984 150:1288 151:2624 152:2171 153:576 154:8178 155:2119 156:3330 157:2009 158:1436 159:2606 160:3635 161:1997 162:3962 163:2303 164:1966 165:2569 166:1568 167:2108 168:3845 169:784 170:5407 171:1023 172:4498 173:3420 174:908 175:1370 176:3860 177:4796 178:4306 179:2303 180:2748 181:4257 182:3748 183:2556 184:2098 185:21855 186:5409 187:4710 188:4411 189:4406 190:9735 191:1551 192:11417 193:9508 194:7916 195:5704 196:3617 197:3916 198:6094 199:8805 200:8082 201:6346 202:10538 203:10710 204:4602 205:3654 206:4427 207:3572 208:4324 209:5334 210:4722 211:2711 212:4873 213:3941 214:1037 215:52 216:6987 217:3511 218:1596 219:416 220:2195 221:1249 222:753 223:3111 End of report