IPv4 R&E Routing Table Report 18:40 GMT Sat 08 Mar, 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: 995427 Prefixes after maximum aggregation (per Origin AS): 373862 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 476551 Number of IPv4 prefixes with a valid ROA: 546884 Number of IPv4 prefixes with an invalid ROA: 1636 Number of IPv4 prefixes with no ROA: 446901 Total ASes present in the Internet Routing Table: 76654 Prefixes per ASN: 12.99 Origin-only ASes present in the Internet Routing Table: 65779 Origin ASes announcing only one prefix: 26517 Transit ASes present in the Internet Routing Table: 10875 Transit-only ASes present in the Internet Routing Table: 536 Paths with bogon ASNs present in the IPv4 Routing Table: 97 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1032 Number of instances of unregistered ASNs: 1051 Number of 32-bit ASNs allocated by the RIRs: 46184 Number of 32-bit ASNs visible in the Routing Table: 37919 Prefixes from 32-bit ASNs in the Routing Table: 205694 Number of bogon 32-bit ASNs visible in the Routing Table: 68 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 495 Number of addresses announced to Internet: 3111527680 Equivalent to 185 /8s, 118 /16s and 37 /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: 329040 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 257757 Total APNIC prefixes after maximum aggregation: 76098 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 249431 Unique aggregates announced from the APNIC address blocks: 102691 APNIC Region origin ASes present in the Internet Routing Table: 14512 APNIC Prefixes per ASN: 17.19 APNIC Region origin ASes announcing only one prefix: 4418 APNIC Region transit ASes present in the Internet Routing Table: 1929 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10023 Number of APNIC addresses announced to Internet: 749600512 Equivalent to 44 /8s, 173 /16s and 255 /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: 290971 Total ARIN prefixes after maximum aggregation: 128267 ARIN Deaggregation factor: 2.27 Prefixes being announced from the ARIN address blocks: 292249 Unique aggregates announced from the ARIN address blocks: 136433 ARIN Region origin ASes present in the Internet Routing Table: 19213 ARIN Prefixes per ASN: 15.21 ARIN Region origin ASes announcing only one prefix: 7033 ARIN Region transit ASes present in the Internet Routing Table: 1961 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 31 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5162 Number of ARIN addresses announced to Internet: 1351194624 Equivalent to 80 /8s, 137 /16s and 152 /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: 276035 Total RIPE prefixes after maximum aggregation: 132659 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 273576 Unique aggregates announced from the RIPE address blocks: 172949 RIPE Region origin ASes present in the Internet Routing Table: 28901 RIPE Prefixes per ASN: 9.47 RIPE Region origin ASes announcing only one prefix: 12059 RIPE Region transit ASes present in the Internet Routing Table: 3949 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: 12309 Number of RIPE addresses announced to Internet: 732862976 Equivalent to 43 /8s, 174 /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: 132150 Total LACNIC prefixes after maximum aggregation: 29254 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 128767 Unique aggregates announced from the LACNIC address blocks: 48742 LACNIC Region origin ASes present in the Internet Routing Table: 11202 LACNIC Prefixes per ASN: 11.50 LACNIC Region origin ASes announcing only one prefix: 2347 LACNIC Region transit ASes present in the Internet Routing Table: 2484 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: 9150 Number of LACNIC addresses announced to Internet: 172820224 Equivalent to 10 /8s, 77 /16s and 7 /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: 37482 Total AfriNIC prefixes after maximum aggregation: 6935 AfriNIC Deaggregation factor: 5.40 Prefixes being announced from the AfriNIC address blocks: 50909 Unique aggregates announced from the AfriNIC address blocks: 15304 AfriNIC Region origin ASes present in the Internet Routing Table: 1912 AfriNIC Prefixes per ASN: 26.63 AfriNIC Region origin ASes announcing only one prefix: 660 AfriNIC Region transit ASes present in the Internet Routing Table: 383 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 39 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1275 Number of AfriNIC addresses announced to Internet: 104807936 Equivalent to 6 /8s, 63 /16s and 62 /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 10324 8753 88 CHINAMOBILE-CN China Mobile Communication 7545 6207 843 653 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4414 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4245 530 276 BBIL-AP BHARTI Airtel Ltd., IN 7552 3922 1332 26 VIETEL-AS-AP Viettel Group, VN 7713 3691 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3273 1869 103 VNPT-AS-VN VNPT Corp, VN 24560 2844 850 537 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 45090 2208 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer 4755 2166 434 194 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 12948 39645 3940 AMAZON-02, US 174 5336 8769 968 COGENT-174, US 11492 4671 310 587 CABLEONE, US 7155 4175 286 83 VIASAT-SP-BACKBONE, US 6327 3619 1320 81 SHAW, CA 22773 3380 3033 181 ASN-CXA-ALL-CCI-22773-RDC, US 749 3259 54879 2506 DNIC-AS-00749, US 16625 3050 1295 2220 AKAMAI-AS, US 396982 2943 3660 456 GOOGLE-CLOUD-PLATFORM, US 30036 2557 353 404 MEDIACOM-ENTERPRISE-BUSINESS, 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 7768 1714 145 UNI2-AS, ES 39891 4797 293 62 ALJAWWALSTC-AS, SA 20940 3995 3395 128 AKAMAI-ASN1, NL 9009 3782 324 1948 M247, RO 12389 2979 2303 890 ROSTELECOM-AS, RU 34984 2368 361 581 TELLCOM-AS, TR 212238 2029 146 1498 CDNEXT, GB 13188 1606 100 34 TRIOLAN, UA 8452 1590 1852 14 TE-AS TE-AS, EG 62240 1487 98 746 CLOUVIDER Clouvider - Global ASN, GB 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 11830 3236 591 UNINET, MX 10620 3544 492 962 Telmex Colombia S.A., CO 13999 2505 539 374 Mega Cable, S.A. de C.V., MX 11830 1992 369 64 Instituto Costarricense de Electricidad y 28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR 3816 1328 781 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1203 371 22 Telefonica del Peru S.A.A., PE 11664 1167 278 33 Techtel LMDS Comunicaciones Interactivas 28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR 6503 1087 374 163 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 1682 599 30 RAYA-AS, EG 24863 1618 389 16 LINKdotNET-AS, EG 29571 1578 100 104 ORANGE-COTE-IVOIRE, CI 36992 1426 1518 286 ETISALAT-MISR, EG 20011 1292 202 342 INTERNET-SOLUTIONS, ZA 36903 1249 554 96 MT-MPLS, MA 36935 1022 523 45 Vodafone-, EG 37069 851 1083 15 MOBINIL, EG 37457 587 316 32 Telkom-Internet, ZA 3741 557 661 318 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 12948 39645 3940 AMAZON-02, US 8151 11830 3236 591 UNINET, MX 9808 10324 8753 88 CHINAMOBILE-CN China Mobile Communication 12479 7768 1714 145 UNI2-AS, ES 7545 6207 843 653 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5336 8769 968 COGENT-174, US 39891 4797 293 62 ALJAWWALSTC-AS, SA 11492 4671 310 587 CABLEONE, US 18403 4414 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4245 530 276 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 11830 11239 UNINET, MX 9808 10324 10236 CHINAMOBILE-CN China Mobile Communications Grou 12479 7768 7623 UNI2-AS, ES 7545 6207 5554 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4797 4735 ALJAWWALSTC-AS, SA 18403 4414 4389 FPT-AS-AP FPT Telecom Company, VN 174 5336 4368 COGENT-174, US 7155 4175 4092 VIASAT-SP-BACKBONE, US 11492 4671 4084 CABLEONE, US 9498 4245 3969 BBIL-AP BHARTI Airtel Ltd., IN 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 46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US 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 23.140.216.0/24 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 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US 23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US 23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /10:42 /11:92 /12:304 /13:586 /14:1229 /15:2188 /16:14039 /17:8368 /18:13896 /19:24765 /20:44388 /21:52608 /22:113349 /23:105236 /24:614305 /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 6709 7768 UNI2-AS, ES 8151 6009 11830 UNINET, MX 11492 3527 4671 CABLEONE, US 39891 3489 4797 ALJAWWALSTC-AS, SA 6327 3416 3619 SHAW, CA 7155 3121 4175 VIASAT-SP-BACKBONE, US 22773 2517 3380 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2342 12948 AMAZON-02, US 30036 2217 2557 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2184 3544 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) ---------------------------------------------- 1:2340 2:1527 3:578 4:10 5:4854 6:167 7:6 8:1551 9:1 11:172 12:1376 13:348 14:2516 15:351 16:279 17:362 18:924 20:468 21:4 22:188 23:7344 24:3065 25:2 27:2746 29:19 31:3227 32:43 34:83 35:203 36:2414 37:4654 38:10052 39:897 40:153 41:4471 42:2015 43:2551 44:357 45:19150 46:5024 47:288 49:1991 50:1892 51:589 52:1565 54:303 55:865 56:9 57:253 58:2227 59:1227 60:1166 61:3011 62:2998 63:1844 64:5530 65:2188 66:4700 67:3053 68:1119 69:3999 70:1112 71:615 72:2933 74:2804 75:1654 76:611 77:2803 78:1873 79:1722 80:2229 81:2035 82:2748 83:1416 84:1820 85:3376 86:1028 87:2421 88:1298 89:4324 90:781 91:8413 92:2801 93:2908 94:3926 95:4290 96:1412 97:318 98:970 99:740 100:71 101:1401 102:4099 103:32457 104:4820 105:1231 106:996 107:2587 108:1218 109:4156 110:2229 111:3328 112:2041 113:1817 114:1950 115:2210 116:2079 117:2758 118:2808 119:1961 120:1882 121:1367 122:2785 123:2319 124:1586 125:2887 126:92 128:1593 129:1033 130:1301 131:1917 132:787 133:451 134:1530 135:374 136:1284 137:1121 138:3048 139:1610 140:1561 141:1481 142:1851 143:1654 144:1063 145:482 146:2160 147:2077 148:2602 149:2938 150:1251 151:1950 152:2122 153:574 154:8228 155:1628 156:3336 157:1914 158:1270 159:2425 160:3640 161:1965 162:3689 163:1897 164:1736 165:2207 166:1385 167:1901 168:4213 169:797 170:5261 171:1000 172:4462 173:3254 174:913 175:1282 176:3704 177:5492 178:3844 179:2395 180:2616 181:4160 182:3372 183:2052 184:2310 185:21699 186:5413 187:4742 188:4241 189:4408 190:9834 191:1982 192:11165 193:9449 194:7822 195:5632 196:3568 197:3815 198:6134 199:8399 200:8503 201:6407 202:10497 203:10691 204:4508 205:3649 206:4594 207:3460 208:4193 209:5177 210:4597 211:2523 212:4548 213:3823 214:1058 215:42 216:6642 217:3172 218:1351 219:387 220:2104 221:1056 222:714 223:2318 End of report