IPv4 R&E Routing Table Report 18:40 GMT Mon 06 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: 1017612 Prefixes after maximum aggregation (per Origin AS): 390698 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 495422 Number of IPv4 prefixes with a valid ROA: 583056 Number of IPv4 prefixes with an invalid ROA: 2438 Number of IPv4 prefixes with no ROA: 432116 Total ASes present in the Internet Routing Table: 77459 Prefixes per ASN: 13.14 Origin-only ASes present in the Internet Routing Table: 66346 Origin ASes announcing only one prefix: 27013 Transit ASes present in the Internet Routing Table: 11113 Transit-only ASes present in the Internet Routing Table: 554 Paths with bogon ASNs present in the IPv4 Routing Table: 164 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: 1040 Number of instances of unregistered ASNs: 1091 Number of 32-bit ASNs allocated by the RIRs: 47653 Number of 32-bit ASNs visible in the Routing Table: 39120 Prefixes from 32-bit ASNs in the Routing Table: 213549 Number of bogon 32-bit ASNs visible in the Routing Table: 136 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 433 Number of addresses announced to Internet: 3111532032 Equivalent to 185 /8s, 118 /16s and 54 /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: 333499 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 271628 Total APNIC prefixes after maximum aggregation: 79856 APNIC Deaggregation factor: 3.40 Prefixes being announced from the APNIC address blocks: 261310 Unique aggregates announced from the APNIC address blocks: 105608 APNIC Region origin ASes present in the Internet Routing Table: 14827 APNIC Prefixes per ASN: 17.62 APNIC Region origin ASes announcing only one prefix: 4499 APNIC Region transit ASes present in the Internet Routing Table: 1988 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: 10387 Number of APNIC addresses announced to Internet: 751665408 Equivalent to 44 /8s, 205 /16s and 129 /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: 297735 Total ARIN prefixes after maximum aggregation: 134071 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 299285 Unique aggregates announced from the ARIN address blocks: 142981 ARIN Region origin ASes present in the Internet Routing Table: 19317 ARIN Prefixes per ASN: 15.49 ARIN Region origin ASes announcing only one prefix: 7079 ARIN Region transit ASes present in the Internet Routing Table: 1979 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: 5341 Number of ARIN addresses announced to Internet: 1351633408 Equivalent to 80 /8s, 144 /16s and 74 /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: 284679 Total RIPE prefixes after maximum aggregation: 138688 RIPE Deaggregation factor: 2.05 Prefixes being announced from the RIPE address blocks: 284048 Unique aggregates announced from the RIPE address blocks: 180754 RIPE Region origin ASes present in the Internet Routing Table: 29116 RIPE Prefixes per ASN: 9.76 RIPE Region origin ASes announcing only one prefix: 12094 RIPE Region transit ASes present in the Internet Routing Table: 4021 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12775 Number of RIPE addresses announced to Internet: 733125120 Equivalent to 43 /8s, 178 /16s and 154 /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: 125385 Total LACNIC prefixes after maximum aggregation: 30341 LACNIC Deaggregation factor: 4.13 Prefixes being announced from the LACNIC address blocks: 121587 Unique aggregates announced from the LACNIC address blocks: 49482 LACNIC Region origin ASes present in the Internet Routing Table: 11306 LACNIC Prefixes per ASN: 10.75 LACNIC Region origin ASes announcing only one prefix: 2651 LACNIC Region transit ASes present in the Internet Routing Table: 2534 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 38 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9272 Number of LACNIC addresses announced to Internet: 170848512 Equivalent to 10 /8s, 46 /16s and 241 /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: 37145 Total AfriNIC prefixes after maximum aggregation: 7039 AfriNIC Deaggregation factor: 5.28 Prefixes being announced from the AfriNIC address blocks: 50949 Unique aggregates announced from the AfriNIC address blocks: 16213 AfriNIC Region origin ASes present in the Internet Routing Table: 1980 AfriNIC Prefixes per ASN: 25.73 AfriNIC Region origin ASes announcing only one prefix: 690 AfriNIC Region transit ASes present in the Internet Routing Table: 392 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: 1345 Number of AfriNIC addresses announced to Internet: 104025088 Equivalent to 6 /8s, 51 /16s and 76 /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 13677 8759 113 CHINAMOBILE-CN China Mobile Communication 7545 6178 834 599 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4527 347 26 FPT-AS-AP FPT Telecom Company, VN 9498 4474 536 315 BBIL-AP BHARTI Airtel Ltd., IN 7552 3949 1332 28 VIETEL-AS-AP Viettel Group, VN 7713 3752 1044 67 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3319 1869 101 VNPT-AS-VN VNPT Corp, VN 56046 3116 827 180 CMNET-JIANGSU-AP China Mobile communicati 24560 2930 863 500 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 9304 2425 509 1559 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 14307 40990 5371 AMAZON-02, US 174 4891 8767 795 COGENT-174, US 11492 4752 320 794 CABLEONE, US 22773 3976 3065 332 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3875 287 91 VIASAT-SP-BACKBONE, US 6327 3676 1320 82 SHAW, CA 396982 3269 4823 463 GOOGLE-CLOUD-PLATFORM, US 749 3220 54766 2471 DNIC-AS-00749, US 4155 3093 240 1721 USDA-1, US 16625 3048 1303 2217 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 7410 1711 149 UNI2-AS, ES 39891 4833 298 66 ALJAWWALSTC-AS, SA 20940 4044 3395 127 AKAMAI-ASN1, NL 9009 3991 374 2249 M247, RO 12389 3139 2315 868 ROSTELECOM-AS PJSC Rostelecom. Technical 5384 2629 585 28 EMIRATES-INTERNET Emirates Internet, AE 212238 2460 176 1784 CDNEXT, GB 34984 2415 363 576 TELLCOM-AS, TR 203020 1854 200 898 HOSTROYALE, IN 8452 1650 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 12379 3278 574 UNINET, MX 10620 3504 474 1059 Telmex Colombia S.A., CO 13999 2543 511 346 Mega Cable, S.A. de C.V., MX 11830 1989 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 1222 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1177 371 22 Telefonica del Peru S.A.A., PE 22884 1069 71 353 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1010 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 1508 1498 383 ETISALAT-MISR, EG 20011 1324 205 344 NTT-DATA-Inc, ZA 24863 1250 389 20 LINKdotNET-AS, EG 36903 1250 554 97 MT-MPLS, MA 29571 1188 102 53 ORANGE-COTE-IVOIRE, CI 37069 1085 1096 13 MOBINIL, EG 36935 939 520 43 Vodafone-, EG 36914 569 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 14307 40990 5371 AMAZON-02, US 9808 13677 8759 113 CHINAMOBILE-CN China Mobile Communication 8151 12379 3278 574 UNINET, MX 12479 7410 1711 149 UNI2-AS, ES 7545 6178 834 599 TPG-INTERNET-AP TPG Telecom Limited, AU 174 4891 8767 795 COGENT-174, US 39891 4833 298 66 ALJAWWALSTC-AS, SA 11492 4752 320 794 CABLEONE, US 18403 4527 347 26 FPT-AS-AP FPT Telecom Company, VN 9498 4474 536 315 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 13677 13564 CHINAMOBILE-CN China Mobile Communications Grou 8151 12379 11805 UNINET, MX 12479 7410 7261 UNI2-AS, ES 7545 6178 5579 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4767 ALJAWWALSTC-AS, SA 18403 4527 4501 FPT-AS-AP FPT Telecom Company, VN 9498 4474 4159 BBIL-AP BHARTI Airtel Ltd., IN 174 4891 4096 COGENT-174, US 11492 4752 3958 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 396146 UNALLOCATED 8.21.227.0/24 3356 LEVEL3, 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 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 23.147.240.0/24 Origin: 32302 RESERVED, ZZ 23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE 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 /13:583 /14:1203 /15:2141 /16:13847 /17:8303 /18:13642 /19:24854 /20:45029 /21:52554 /22:113594 /23:106011 /24:635385 /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 6602 12379 UNINET, MX 12479 6376 7410 UNI2-AS, ES 11492 3565 4752 CABLEONE, US 39891 3521 4833 ALJAWWALSTC-AS, SA 6327 3466 3676 SHAW, CA 7155 2833 3875 VIASAT-SP-BACKBONE, US 22773 2525 3976 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2382 14307 AMAZON-02, US 30036 2291 2631 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2217 3504 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) ---------------------------------------------- 1:2448 2:1672 3:947 4:10 5:4980 6:169 7:6 8:1552 9:6 11:172 12:1244 13:565 14:2646 15:403 16:304 17:392 18:906 20:593 21:4 22:188 23:7951 24:2704 25:2 27:2782 29:19 31:3476 32:34 33:1 34:88 35:276 36:4455 37:4599 38:10590 39:1095 40:299 41:4544 42:2026 43:2783 44:387 45:19074 46:5245 47:348 49:2067 50:2057 51:595 52:1592 54:360 55:1095 56:11 57:294 58:2262 59:1332 60:1194 61:3091 62:3097 63:1783 64:5684 65:2142 66:5027 67:3118 68:1105 69:4031 70:1054 71:645 72:2999 74:2873 75:1504 76:603 77:2807 78:1924 79:1752 80:2273 81:2122 82:3459 83:1521 84:2000 85:3541 86:1201 87:2389 88:1366 89:4521 90:805 91:8416 92:2855 93:2995 94:4278 95:4505 96:1515 97:312 98:953 99:735 100:71 101:1467 102:4498 103:32641 104:5384 105:1064 106:895 107:2667 108:1211 109:4238 110:2250 111:3774 112:2661 113:1890 114:2002 115:2341 116:2133 117:2944 118:3075 119:2009 120:2271 121:1374 122:2835 123:2440 124:1756 125:2910 126:93 128:1577 129:1001 130:1306 131:2141 132:785 133:462 134:1612 135:369 136:1497 137:1135 138:2815 139:1610 140:1648 141:1546 142:2040 143:2060 144:1279 145:627 146:2181 147:2133 148:2748 149:2976 150:1289 151:2590 152:2174 153:574 154:7776 155:2068 156:3453 157:2027 158:1438 159:2598 160:3589 161:1997 162:3963 163:2303 164:1957 165:2580 166:1564 167:2100 168:3840 169:785 170:5372 171:1026 172:4280 173:3411 174:911 175:1370 176:3859 177:4782 178:4285 179:2296 180:2661 181:4261 182:3724 183:2554 184:2099 185:21836 186:5410 187:4710 188:4352 189:4402 190:9768 191:1532 192:11415 193:9503 194:7916 195:5705 196:3605 197:3915 198:6107 199:8767 200:8119 201:6352 202:10526 203:10708 204:4589 205:3630 206:4422 207:3568 208:4341 209:5324 210:4742 211:2706 212:4849 213:3929 214:1037 215:52 216:6947 217:3499 218:1587 219:414 220:2198 221:1235 222:752 223:3073 End of report