IPv4 R&E Routing Table Report 18:40 GMT Sun 13 Jul, 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: 1005215 Prefixes after maximum aggregation (per Origin AS): 382791 Deaggregation factor: 2.63 Unique aggregates announced (without unneeded subnets): 486115 Number of IPv4 prefixes with a valid ROA: 566368 Number of IPv4 prefixes with an invalid ROA: 437 Number of IPv4 prefixes with no ROA: 438410 Total ASes present in the Internet Routing Table: 77010 Prefixes per ASN: 13.05 Origin-only ASes present in the Internet Routing Table: 65926 Origin ASes announcing only one prefix: 26543 Transit ASes present in the Internet Routing Table: 11084 Transit-only ASes present in the Internet Routing Table: 561 Paths with bogon ASNs present in the IPv4 Routing Table: 43 Average AS path length visible in the Internet Routing Table: 5.1 Max AS path length visible: 105 Max AS path prepend of ASN (263016) 100 Prefixes from unregistered ASNs in the Routing Table: 1166 Number of instances of unregistered ASNs: 1213 Number of 32-bit ASNs allocated by the RIRs: 46830 Number of 32-bit ASNs visible in the Routing Table: 38573 Prefixes from 32-bit ASNs in the Routing Table: 211773 Number of bogon 32-bit ASNs visible in the Routing Table: 120 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 468 Number of addresses announced to Internet: 3106581504 Equivalent to 185 /8s, 42 /16s and 172 /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: 331262 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 262651 Total APNIC prefixes after maximum aggregation: 77676 APNIC Deaggregation factor: 3.38 Prefixes being announced from the APNIC address blocks: 253457 Unique aggregates announced from the APNIC address blocks: 104895 APNIC Region origin ASes present in the Internet Routing Table: 14685 APNIC Prefixes per ASN: 17.26 APNIC Region origin ASes announcing only one prefix: 4477 APNIC Region transit ASes present in the Internet Routing Table: 1965 Average APNIC Region AS path length visible: 5.4 Max APNIC Region AS path length visible: 35 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10236 Number of APNIC addresses announced to Internet: 749273088 Equivalent to 44 /8s, 169 /16s and 0 /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: 293947 Total ARIN prefixes after maximum aggregation: 131861 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 296195 Unique aggregates announced from the ARIN address blocks: 140817 ARIN Region origin ASes present in the Internet Routing Table: 19206 ARIN Prefixes per ASN: 15.42 ARIN Region origin ASes announcing only one prefix: 7026 ARIN Region transit ASes present in the Internet Routing Table: 1986 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 71 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5248 Number of ARIN addresses announced to Internet: 1349392896 Equivalent to 80 /8s, 110 /16s and 26 /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: 279490 Total RIPE prefixes after maximum aggregation: 135808 RIPE Deaggregation factor: 2.06 Prefixes being announced from the RIPE address blocks: 278012 Unique aggregates announced from the RIPE address blocks: 177073 RIPE Region origin ASes present in the Internet Routing Table: 28973 RIPE Prefixes per ASN: 9.60 RIPE Region origin ASes announcing only one prefix: 12024 RIPE Region transit ASes present in the Internet Routing Table: 3981 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12566 Number of RIPE addresses announced to Internet: 731497984 Equivalent to 43 /8s, 153 /16s and 198 /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: 132295 Total LACNIC prefixes after maximum aggregation: 29770 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 128518 Unique aggregates announced from the LACNIC address blocks: 49043 LACNIC Region origin ASes present in the Internet Routing Table: 11276 LACNIC Prefixes per ASN: 11.40 LACNIC Region origin ASes announcing only one prefix: 2341 LACNIC Region transit ASes present in the Internet Routing Table: 2566 Average LACNIC Region AS path length visible: 5.7 Max LACNIC Region AS path length visible: 105 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9232 Number of LACNIC addresses announced to Internet: 171191808 Equivalent to 10 /8s, 52 /16s and 46 /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: 35666 Total AfriNIC prefixes after maximum aggregation: 6912 AfriNIC Deaggregation factor: 5.16 Prefixes being announced from the AfriNIC address blocks: 48565 Unique aggregates announced from the AfriNIC address blocks: 13874 AfriNIC Region origin ASes present in the Internet Routing Table: 1927 AfriNIC Prefixes per ASN: 25.20 AfriNIC Region origin ASes announcing only one prefix: 675 AfriNIC Region transit ASes present in the Internet Routing Table: 386 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: 1291 Number of AfriNIC addresses announced to Internet: 104967680 Equivalent to 6 /8s, 65 /16s and 174 /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 11751 8759 112 CHINAMOBILE-CN China Mobile Communication 7545 6141 839 617 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4452 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4361 535 312 BBIL-AP BHARTI Airtel Ltd., IN 7552 3897 1332 27 VIETEL-AS-AP Viettel Group, VN 7713 3704 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3289 1869 101 VNPT-AS-VN VNPT Corp, VN 24560 2902 862 519 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 56046 2649 811 177 CMNET-JIANGSU-AP China Mobile communicati 4755 2185 434 192 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 13662 40960 5259 AMAZON-02, US 174 5313 8769 847 COGENT-174, US 11492 4788 317 606 CABLEONE, US 7155 3857 286 85 VIASAT-SP-BACKBONE, US 6327 3634 1320 82 SHAW, CA 22773 3337 3034 167 ASN-CXA-ALL-CCI-22773-RDC, US 749 3225 54767 2476 DNIC-AS-00749, US 396982 3195 3854 432 GOOGLE-CLOUD-PLATFORM, US 16625 3055 1288 2240 AKAMAI-AS, US 4155 2854 216 1722 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 7638 1713 150 UNI2-AS, ES 39891 4798 293 63 ALJAWWALSTC-AS, SA 20940 4037 3395 128 AKAMAI-ASN1, NL 9009 3779 360 2104 M247, RO 12389 3119 2317 875 ROSTELECOM-AS PJSC Rostelecom. Technical 34984 2402 361 582 TELLCOM-AS, TR 212238 2348 168 1715 CDNEXT, GB 13188 1606 100 34 TRIOLAN, UA 8452 1590 1852 14 TE-AS TE-AS, EG 203020 1475 164 648 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 12336 3255 573 UNINET, MX 10620 3512 481 1022 Telmex Colombia S.A., CO 13999 2530 538 352 Mega Cable, S.A. de C.V., MX 11830 1987 369 64 Instituto Costarricense de Electricidad y 28573 1370 2435 268 Claro NXT Telecomunicacoes Ltda, BR 3816 1346 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1197 371 22 Telefonica del Peru S.A.A., PE 11664 1188 278 33 Techtel LMDS Comunicaciones Interactivas 22884 1055 67 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 6503 1022 373 162 Axtel, S.A.B. de C.V., MX 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 1646 633 33 RAYA-AS, EG 29571 1607 102 33 ORANGE-COTE-IVOIRE, CI 20011 1297 204 345 INTERNET-SOLUTIONS, ZA 36903 1249 554 96 MT-MPLS, MA 36992 1190 1474 353 ETISALAT-MISR, EG 36935 742 520 39 Vodafone-, EG 24863 645 389 22 LINKdotNET-AS, EG 37069 600 1112 11 MOBINIL, EG 36914 571 82 3 KENET-AS, KE 3741 563 661 320 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 13662 40960 5259 AMAZON-02, US 8151 12336 3255 573 UNINET, MX 9808 11751 8759 112 CHINAMOBILE-CN China Mobile Communication 12479 7638 1713 150 UNI2-AS, ES 7545 6141 839 617 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5313 8769 847 COGENT-174, US 39891 4798 293 63 ALJAWWALSTC-AS, SA 11492 4788 317 606 CABLEONE, US 18403 4452 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4361 535 312 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 12336 11763 UNINET, MX 9808 11751 11639 CHINAMOBILE-CN China Mobile Communications Grou 12479 7638 7488 UNI2-AS, ES 7545 6141 5524 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4798 4735 ALJAWWALSTC-AS, SA 174 5313 4466 COGENT-174, US 18403 4452 4427 FPT-AS-AP FPT Telecom Company, VN 11492 4788 4182 CABLEONE, US 9498 4361 4049 BBIL-AP BHARTI Airtel Ltd., IN 20940 4037 3909 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 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 46887 CROWNCASTLE-AS46887, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, 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 23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA 23.142.24.0/24 Transit: 64236 UNREAL-SERVERS, US 23.147.224.0/24 Origin: 27392 639-DATACENTERS, US 23.147.224.0/24 Transit: 3356 LEVEL3, 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 /13:582 /14:1215 /15:2168 /16:13832 /17:8293 /18:13674 /19:24660 /20:44125 /21:52479 /22:112566 /23:106731 /24:624429 /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 6571 7638 UNI2-AS, ES 8151 6531 12336 UNINET, MX 11492 3582 4788 CABLEONE, US 39891 3489 4798 ALJAWWALSTC-AS, SA 6327 3432 3634 SHAW, CA 7155 2816 3857 VIASAT-SP-BACKBONE, US 22773 2489 3337 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2342 13662 AMAZON-02, US 30036 2267 2608 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2199 3512 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) ---------------------------------------------- 1:2416 2:1527 3:851 4:10 5:5002 6:162 7:6 8:1577 9:1 11:172 12:1340 13:457 14:2558 15:366 16:285 17:377 18:898 20:563 21:4 22:188 23:7750 24:2814 25:2 27:2818 29:19 31:3365 32:43 33:1 34:84 35:256 36:3525 37:4612 38:10615 39:908 40:250 41:4333 42:1947 43:2693 44:377 45:19259 46:5114 47:335 49:1923 50:1952 51:593 52:1555 54:324 55:1107 56:11 57:282 58:2187 59:1240 60:1174 61:2921 62:2981 63:1807 64:5578 65:2186 66:4796 67:3142 68:1102 69:4035 70:1045 71:631 72:2945 74:2818 75:1522 76:608 77:2851 78:1902 79:1717 80:2208 81:2094 82:3171 83:1441 84:1883 85:3459 86:1082 87:2394 88:1333 89:4428 90:775 91:8497 92:2756 93:2948 94:4123 95:4430 96:1501 97:310 98:962 99:697 100:72 101:1426 102:4205 103:32354 104:5283 105:1158 106:974 107:2639 108:1266 109:4210 110:2232 111:3277 112:2218 113:1862 114:1962 115:2267 116:2099 117:2553 118:2911 119:1927 120:2132 121:1331 122:2810 123:2436 124:1650 125:2883 126:91 128:1609 129:989 130:1317 131:2132 132:773 133:450 134:1583 135:395 136:1412 137:1142 138:3010 139:1579 140:1635 141:1537 142:1936 143:1979 144:1176 145:566 146:2185 147:2103 148:2709 149:2993 150:1236 151:2224 152:2094 153:590 154:7849 155:1838 156:3060 157:1932 158:1344 159:2494 160:3686 161:1898 162:3895 163:2254 164:1897 165:2102 166:1509 167:2043 168:4160 169:791 170:5359 171:1000 172:4436 173:3411 174:918 175:1319 176:3764 177:5372 178:4032 179:2500 180:2642 181:4256 182:3495 183:2226 184:2128 185:21754 186:5551 187:4881 188:4292 189:4505 190:9832 191:1575 192:11326 193:9513 194:7854 195:5658 196:3643 197:3691 198:6134 199:8594 200:8570 201:6514 202:10441 203:10694 204:4600 205:3615 206:4494 207:3513 208:4289 209:5166 210:4650 211:2571 212:4588 213:3825 214:1033 215:46 216:6825 217:3237 218:1378 219:403 220:2136 221:1186 222:709 223:2644 End of report