IPv4 R&E Routing Table Report 18:40 GMT Tue 13 May, 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: 1000817 Prefixes after maximum aggregation (per Origin AS): 378387 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 479399 Number of IPv4 prefixes with a valid ROA: 556864 Number of IPv4 prefixes with an invalid ROA: 503 Number of IPv4 prefixes with no ROA: 443450 Total ASes present in the Internet Routing Table: 76858 Prefixes per ASN: 13.02 Origin-only ASes present in the Internet Routing Table: 65965 Origin ASes announcing only one prefix: 26605 Transit ASes present in the Internet Routing Table: 10893 Transit-only ASes present in the Internet Routing Table: 544 Paths with bogon ASNs present in the IPv4 Routing Table: 83 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: 997 Number of instances of unregistered ASNs: 1007 Number of 32-bit ASNs allocated by the RIRs: 46406 Number of 32-bit ASNs visible in the Routing Table: 38258 Prefixes from 32-bit ASNs in the Routing Table: 208326 Number of bogon 32-bit ASNs visible in the Routing Table: 37 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 467 Number of addresses announced to Internet: 3109992704 Equivalent to 185 /8s, 94 /16s and 185 /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: 330739 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 259173 Total APNIC prefixes after maximum aggregation: 76873 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 250303 Unique aggregates announced from the APNIC address blocks: 103186 APNIC Region origin ASes present in the Internet Routing Table: 14602 APNIC Prefixes per ASN: 17.14 APNIC Region origin ASes announcing only one prefix: 4460 APNIC Region transit ASes present in the Internet Routing Table: 1941 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: 10135 Number of APNIC addresses announced to Internet: 748560640 Equivalent to 44 /8s, 158 /16s and 33 /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: 292933 Total ARIN prefixes after maximum aggregation: 130448 ARIN Deaggregation factor: 2.25 Prefixes being announced from the ARIN address blocks: 294481 Unique aggregates announced from the ARIN address blocks: 138589 ARIN Region origin ASes present in the Internet Routing Table: 19225 ARIN Prefixes per ASN: 15.32 ARIN Region origin ASes announcing only one prefix: 7035 ARIN Region transit ASes present in the Internet Routing Table: 1949 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: 5200 Number of ARIN addresses announced to Internet: 1353093888 Equivalent to 80 /8s, 166 /16s and 147 /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: 276935 Total RIPE prefixes after maximum aggregation: 134055 RIPE Deaggregation factor: 2.07 Prefixes being announced from the RIPE address blocks: 274656 Unique aggregates announced from the RIPE address blocks: 174507 RIPE Region origin ASes present in the Internet Routing Table: 28959 RIPE Prefixes per ASN: 9.48 RIPE Region origin ASes announcing only one prefix: 12061 RIPE Region transit ASes present in the Internet Routing Table: 3962 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 23 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12449 Number of RIPE addresses announced to Internet: 731014912 Equivalent to 43 /8s, 146 /16s and 103 /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: 132690 Total LACNIC prefixes after maximum aggregation: 29517 LACNIC Deaggregation factor: 4.50 Prefixes being announced from the LACNIC address blocks: 128941 Unique aggregates announced from the LACNIC address blocks: 48847 LACNIC Region origin ASes present in the Internet Routing Table: 11236 LACNIC Prefixes per ASN: 11.48 LACNIC Region origin ASes announcing only one prefix: 2386 LACNIC Region transit ASes present in the Internet Routing Table: 2488 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: 9185 Number of LACNIC addresses announced to Internet: 171727360 Equivalent to 10 /8s, 60 /16s and 90 /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: 38089 Total AfriNIC prefixes after maximum aggregation: 6871 AfriNIC Deaggregation factor: 5.54 Prefixes being announced from the AfriNIC address blocks: 51969 Unique aggregates announced from the AfriNIC address blocks: 13886 AfriNIC Region origin ASes present in the Internet Routing Table: 1921 AfriNIC Prefixes per ASN: 27.05 AfriNIC Region origin ASes announcing only one prefix: 663 AfriNIC Region transit ASes present in the Internet Routing Table: 381 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: 1289 Number of AfriNIC addresses announced to Internet: 105373952 Equivalent to 6 /8s, 71 /16s and 225 /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 10917 8755 95 CHINAMOBILE-CN China Mobile Communication 7545 6160 842 650 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4364 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4275 533 299 BBIL-AP BHARTI Airtel Ltd., IN 7552 3907 1332 26 VIETEL-AS-AP Viettel Group, VN 7713 3693 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3268 1869 102 VNPT-AS-VN VNPT Corp, VN 24560 2865 852 534 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4766 2173 11522 648 KIXS-AS-KR Korea Telecom, KR 45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer 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 13337 40827 4908 AMAZON-02, US 174 5329 8750 899 COGENT-174, US 11492 4727 313 592 CABLEONE, US 7155 3859 286 85 VIASAT-SP-BACKBONE, US 6327 3619 1320 81 SHAW, CA 22773 3346 3032 168 ASN-CXA-ALL-CCI-22773-RDC, US 749 3253 54861 2504 DNIC-AS-00749, US 396982 3166 3852 417 GOOGLE-CLOUD-PLATFORM, US 16625 3105 1299 2253 AKAMAI-AS, US 36352 2793 228 857 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 7718 1714 148 UNI2-AS, ES 39891 4797 293 62 ALJAWWALSTC-AS, SA 20940 4021 3395 126 AKAMAI-ASN1, NL 9009 3787 325 1959 M247, RO 12389 3070 2305 887 ROSTELECOM-AS PJSC Rostelecom. Technical 34984 2393 360 583 TELLCOM-AS, TR 212238 2141 151 1575 CDNEXT, GB 13188 1606 100 34 TRIOLAN, UA 8452 1575 1852 14 TE-AS TE-AS, EG 8551 1428 366 39 BEZEQ-INTERNATIONAL-AS Bezeqint Internet 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 12098 3247 582 UNINET, MX 10620 3500 480 1019 Telmex Colombia S.A., CO 13999 2513 540 362 Mega Cable, S.A. de C.V., MX 11830 1987 369 64 Instituto Costarricense de Electricidad y 28573 1358 2438 262 Claro NXT Telecomunicacoes Ltda, BR 3816 1338 785 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 11664 1204 278 33 Techtel LMDS Comunicaciones Interactivas 6147 1190 371 22 Telefonica del Peru S.A.A., PE 28202 1128 52 9 Rede Brasileira de Comunicacao SA, BR 22884 1056 67 379 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 1739 632 28 RAYA-AS, EG 24863 1653 389 16 LINKdotNET-AS, EG 29571 1597 102 33 ORANGE-COTE-IVOIRE, CI 36992 1432 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 1040 523 45 Vodafone-, EG 37457 587 316 32 Telkom-Internet, ZA 3741 559 661 318 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 13337 40827 4908 AMAZON-02, US 8151 12098 3247 582 UNINET, MX 9808 10917 8755 95 CHINAMOBILE-CN China Mobile Communication 12479 7718 1714 148 UNI2-AS, ES 7545 6160 842 650 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5329 8750 899 COGENT-174, US 39891 4797 293 62 ALJAWWALSTC-AS, SA 11492 4727 313 592 CABLEONE, US 18403 4364 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4275 533 299 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 12098 11516 UNINET, MX 9808 10917 10822 CHINAMOBILE-CN China Mobile Communications Grou 12479 7718 7570 UNI2-AS, ES 7545 6160 5510 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4797 4735 ALJAWWALSTC-AS, SA 174 5329 4430 COGENT-174, US 18403 4364 4339 FPT-AS-AP FPT Telecom Company, VN 11492 4727 4135 CABLEONE, US 9498 4275 3976 BBIL-AP BHARTI Airtel Ltd., IN 20940 4021 3895 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 211747 UNALLOCATED 5.231.225.0/24 204044 ONLYSERVERS Dedicated S 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 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 23.138.204.0/24 Origin: 203062 ALEXANDRE-ROUX-ASRINFOPRO Alexandre Roux 23.138.204.0/24 Transit: 52025 PARADOXNETWORKS-LIMITED, GB 23.138.212.0/24 Origin: 400910 MOOSE, US 23.138.212.0/24 Transit: 35661 VIRTUASYS-EU Lift weight. Push bytes. Ne 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 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 /9:16 /10:41 /11:93 /12:300 /13:582 /14:1228 /15:2186 /16:14054 /17:8328 /18:13885 /19:24778 /20:44438 /21:52424 /22:113262 /23:106087 /24:619099 /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 6637 7718 UNI2-AS, ES 8151 6274 12098 UNINET, MX 11492 3533 4727 CABLEONE, US 39891 3489 4797 ALJAWWALSTC-AS, SA 6327 3416 3619 SHAW, CA 7155 2818 3859 VIASAT-SP-BACKBONE, US 22773 2496 3346 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2323 13337 AMAZON-02, US 30036 2221 2561 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2186 3500 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) ---------------------------------------------- 1:2347 2:1522 3:723 4:11 5:4979 6:163 7:6 8:1609 9:1 11:172 12:1365 13:378 14:2518 15:354 16:284 17:372 18:920 20:525 21:4 22:188 23:7556 24:2889 25:2 27:2773 29:19 31:3285 32:45 33:1 34:84 35:204 36:2792 37:4653 38:10324 39:909 40:169 41:4446 42:1992 43:2600 44:379 45:19266 46:5072 47:300 49:1944 50:1896 51:591 52:1556 54:306 55:1094 56:11 57:265 58:2216 59:1283 60:1166 61:2995 62:3014 63:1826 64:5521 65:2189 66:4739 67:3111 68:1126 69:4005 70:1060 71:633 72:2920 74:2807 75:1622 76:616 77:2801 78:1886 79:1762 80:2219 81:2075 82:3137 83:1443 84:1864 85:3425 86:1063 87:2414 88:1308 89:4369 90:775 91:8424 92:2690 93:2897 94:4050 95:4321 96:1475 97:316 98:979 99:680 100:72 101:1411 102:4327 103:32342 104:5026 105:1231 106:1033 107:2636 108:1230 109:4121 110:2234 111:3328 112:2060 113:1807 114:1977 115:2234 116:2085 117:2614 118:2812 119:1957 120:1921 121:1369 122:2775 123:2403 124:1580 125:2851 126:91 128:1597 129:1019 130:1326 131:2031 132:780 133:451 134:1541 135:377 136:1320 137:1129 138:3069 139:1586 140:1591 141:1502 142:1923 143:1753 144:1096 145:509 146:2171 147:2099 148:2687 149:2925 150:1225 151:1891 152:2101 153:561 154:8419 155:1723 156:3369 157:1894 158:1304 159:2445 160:3663 161:1895 162:3744 163:2154 164:1726 165:2226 166:1474 167:1930 168:4240 169:799 170:5333 171:1007 172:4451 173:3302 174:910 175:1300 176:3742 177:5481 178:3684 179:2474 180:2655 181:4198 182:3426 183:2096 184:2119 185:21767 186:5529 187:4813 188:4248 189:4469 190:9860 191:1920 192:11241 193:9529 194:7835 195:5617 196:3662 197:3855 198:6113 199:8495 200:8550 201:6440 202:10351 203:10686 204:4548 205:3523 206:4491 207:3471 208:4290 209:5218 210:4617 211:2533 212:4571 213:3764 214:1030 215:48 216:6779 217:3203 218:1358 219:386 220:2071 221:1081 222:714 223:2367 End of report