IPv4 R&E Routing Table Report 18:40 GMT Thu 13 Feb, 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: 992026 Prefixes after maximum aggregation (per Origin AS): 372587 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 474658 Number of IPv4 prefixes with a valid ROA: 542072 Number of IPv4 prefixes with an invalid ROA: 445 Number of IPv4 prefixes with no ROA: 449509 Total ASes present in the Internet Routing Table: 76569 Prefixes per ASN: 12.96 Origin-only ASes present in the Internet Routing Table: 65754 Origin ASes announcing only one prefix: 26520 Transit ASes present in the Internet Routing Table: 10815 Transit-only ASes present in the Internet Routing Table: 528 Paths with bogon ASNs present in the IPv4 Routing Table: 82 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: 1077 Number of instances of unregistered ASNs: 1082 Number of 32-bit ASNs allocated by the RIRs: 46117 Number of 32-bit ASNs visible in the Routing Table: 37798 Prefixes from 32-bit ASNs in the Routing Table: 204917 Number of bogon 32-bit ASNs visible in the Routing Table: 25 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 506 Number of addresses announced to Internet: 3112078080 Equivalent to 185 /8s, 126 /16s and 139 /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: 327459 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 257206 Total APNIC prefixes after maximum aggregation: 76389 APNIC Deaggregation factor: 3.37 Prefixes being announced from the APNIC address blocks: 248646 Unique aggregates announced from the APNIC address blocks: 102698 APNIC Region origin ASes present in the Internet Routing Table: 14473 APNIC Prefixes per ASN: 17.18 APNIC Region origin ASes announcing only one prefix: 4431 APNIC Region transit ASes present in the Internet Routing Table: 1913 Average APNIC Region AS path length visible: 5.4 Max APNIC Region AS path length visible: 40 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9983 Number of APNIC addresses announced to Internet: 753336576 Equivalent to 44 /8s, 231 /16s and 1 /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: 289071 Total ARIN prefixes after maximum aggregation: 127305 ARIN Deaggregation factor: 2.27 Prefixes being announced from the ARIN address blocks: 291135 Unique aggregates announced from the ARIN address blocks: 135197 ARIN Region origin ASes present in the Internet Routing Table: 19192 ARIN Prefixes per ASN: 15.17 ARIN Region origin ASes announcing only one prefix: 7028 ARIN Region transit ASes present in the Internet Routing Table: 1951 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5135 Number of ARIN addresses announced to Internet: 1343408384 Equivalent to 80 /8s, 18 /16s and 201 /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: 275211 Total RIPE prefixes after maximum aggregation: 132131 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 272046 Unique aggregates announced from the RIPE address blocks: 172093 RIPE Region origin ASes present in the Internet Routing Table: 28883 RIPE Prefixes per ASN: 9.42 RIPE Region origin ASes announcing only one prefix: 12046 RIPE Region transit ASes present in the Internet Routing Table: 3938 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: 12276 Number of RIPE addresses announced to Internet: 732600064 Equivalent to 43 /8s, 170 /16s and 151 /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: 132045 Total LACNIC prefixes after maximum aggregation: 29169 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 129110 Unique aggregates announced from the LACNIC address blocks: 48886 LACNIC Region origin ASes present in the Internet Routing Table: 11195 LACNIC Prefixes per ASN: 11.53 LACNIC Region origin ASes announcing only one prefix: 2353 LACNIC Region transit ASes present in the Internet Routing Table: 2476 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: 9130 Number of LACNIC addresses announced to Internet: 177830400 Equivalent to 10 /8s, 153 /16s and 122 /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: 37416 Total AfriNIC prefixes after maximum aggregation: 6914 AfriNIC Deaggregation factor: 5.41 Prefixes being announced from the AfriNIC address blocks: 50583 Unique aggregates announced from the AfriNIC address blocks: 15373 AfriNIC Region origin ASes present in the Internet Routing Table: 1916 AfriNIC Prefixes per ASN: 26.40 AfriNIC Region origin ASes announcing only one prefix: 662 AfriNIC Region transit ASes present in the Internet Routing Table: 376 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: 1274 Number of AfriNIC addresses announced to Internet: 104641280 Equivalent to 6 /8s, 60 /16s and 179 /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 10334 8753 87 CHINAMOBILE-CN China Mobile Communication 7545 6208 843 661 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4217 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN 7552 3918 1331 25 VIETEL-AS-AP Viettel Group, VN 7713 3672 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 45899 3255 1869 102 VNPT-AS-VN VNPT Corp, VN 24560 2835 852 532 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2188 434 189 TATACOMM-AS TATA Communications formerly 45090 2171 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 12742 38949 3729 AMAZON-02, US 174 5456 8757 876 COGENT-174, US 11492 4702 312 561 CABLEONE, US 7155 4180 287 86 VIASAT-SP-BACKBONE, US 6327 3620 1320 81 SHAW, CA 22773 3378 3033 186 ASN-CXA-ALL-CCI-22773-RDC, US 749 3260 54879 2507 DNIC-AS-00749, US 16625 2996 1287 2192 AKAMAI-AS, US 396982 2925 3659 448 GOOGLE-CLOUD-PLATFORM, US 30036 2587 359 261 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 7762 1714 145 UNI2-AS, ES 39891 4797 293 62 ALJAWWALSTC-AS, SA 20940 3964 3395 129 AKAMAI-ASN1, NL 9009 3740 322 1922 M247, RO 12389 2991 2303 893 ROSTELECOM-AS, RU 34984 2368 361 580 TELLCOM-AS, TR 212238 1970 143 1456 CDNEXT, GB 8452 1615 1852 14 TE-AS TE-AS, EG 13188 1607 100 26 TRIOLAN, UA 62240 1489 98 749 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 11771 3224 599 UNINET, MX 10620 3542 492 950 Telmex Colombia S.A., CO 13999 2512 539 365 Mega Cable, S.A. de C.V., MX 11830 1989 369 64 Instituto Costarricense de Electricidad y 28573 1349 2437 265 Claro NXT Telecomunicacoes Ltda, BR 3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 11664 1158 278 33 Techtel LMDS Comunicaciones Interactivas 28202 1130 52 9 Rede Brasileira de Comunicacao SA, BR 6503 1127 374 163 Axtel, S.A.B. de C.V., MX 6147 1111 371 22 Telefonica del Peru S.A.A., PE 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 1677 601 30 RAYA-AS, EG 24863 1646 389 16 LINKdotNET-AS, EG 29571 1544 97 101 ORANGE-COTE-IVOIRE, CI 36992 1425 1518 286 ETISALAT-MISR, EG 20011 1288 199 339 INTERNET-SOLUTIONS, ZA 36903 1249 554 96 MT-MPLS, MA 36935 1001 521 42 Vodafone-, EG 37069 843 1083 15 MOBINIL, EG 37457 587 316 32 Telkom-Internet, ZA 6713 556 1861 35 IAM-AS, MA 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 12742 38949 3729 AMAZON-02, US 8151 11771 3224 599 UNINET, MX 9808 10334 8753 87 CHINAMOBILE-CN China Mobile Communication 12479 7762 1714 145 UNI2-AS, ES 7545 6208 843 661 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5456 8757 876 COGENT-174, US 39891 4797 293 62 ALJAWWALSTC-AS, SA 11492 4702 312 561 CABLEONE, US 18403 4217 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4215 530 273 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 11771 11172 UNINET, MX 9808 10334 10247 CHINAMOBILE-CN China Mobile Communications Grou 12479 7762 7617 UNI2-AS, ES 7545 6208 5547 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4797 4735 ALJAWWALSTC-AS, SA 174 5456 4580 COGENT-174, US 18403 4217 4192 FPT-AS-AP FPT Telecom Company, VN 11492 4702 4141 CABLEONE, US 7155 4180 4094 VIASAT-SP-BACKBONE, US 9498 4215 3942 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 400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US 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 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, 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 396894 UNALLOCATED 8.28.201.0/24 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 23.134.84.0/24 Origin: 26922 SIMPLYNET-1, CA 23.134.84.0/24 Transit: 394367 SYSLIFELINE, CA 23.140.16.0/24 Origin: 63371 RESERVED, ZZ 23.140.16.0/24 Transit: 3356 LEVEL3, US 23.140.48.0/24 Origin: 63371 RESERVED, ZZ 23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, 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 /11:93 /12:307 /13:586 /14:1229 /15:2187 /16:14018 /17:8343 /18:13876 /19:24734 /20:44395 /21:52740 /22:113379 /23:104751 /24:611314 /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 6719 7762 UNI2-AS, ES 8151 5951 11771 UNINET, MX 11492 3556 4702 CABLEONE, US 39891 3489 4797 ALJAWWALSTC-AS, SA 6327 3417 3620 SHAW, CA 7155 3128 4180 VIASAT-SP-BACKBONE, US 22773 2513 3378 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2265 12742 AMAZON-02, US 30036 2247 2587 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2182 3542 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) ---------------------------------------------- 1:2301 2:1519 3:570 4:10 5:4801 6:165 7:6 8:1557 9:1 11:172 12:1382 13:352 14:2504 15:347 16:270 17:359 18:917 20:457 21:4 22:188 23:7311 24:2776 25:2 27:2734 29:19 31:3160 32:46 34:82 35:200 36:2416 37:4634 38:9913 39:896 40:153 41:4469 42:1918 43:2538 44:350 45:18988 46:4999 47:291 49:1990 50:1884 51:589 52:1573 54:306 55:1021 56:9 57:251 58:2226 59:1173 60:1166 61:3005 62:3012 63:1836 64:5524 65:2209 66:4703 67:3066 68:1108 69:4026 70:1114 71:615 72:2920 74:2803 75:1642 76:629 77:2744 78:1858 79:1717 80:2229 81:2056 82:2436 83:1421 84:1799 85:3322 86:1020 87:2416 88:1297 89:4355 90:760 91:8386 92:2810 93:2877 94:3927 95:4203 96:1325 97:308 98:979 99:738 100:71 101:1375 102:4120 103:32343 104:4669 105:1225 106:1007 107:2608 108:1199 109:4123 110:2220 111:3368 112:2050 113:1802 114:1946 115:2253 116:2084 117:2737 118:2765 119:1961 120:1873 121:1357 122:2770 123:2290 124:1576 125:2872 126:94 128:1600 129:1029 130:1299 131:1903 132:794 133:450 134:1527 135:370 136:1343 137:1110 138:3052 139:1590 140:1556 141:1493 142:1852 143:1625 144:1051 145:472 146:2154 147:2065 148:2607 149:2906 150:1217 151:1672 152:2123 153:574 154:8104 155:1623 156:3595 157:1878 158:1249 159:2422 160:3619 161:1929 162:3696 163:1817 164:1723 165:2194 166:1354 167:1902 168:4235 169:804 170:5290 171:1001 172:4286 173:3268 174:917 175:1290 176:3653 177:5526 178:3810 179:2416 180:2597 181:4114 182:3371 183:2014 184:2266 185:21671 186:5417 187:4691 188:4243 189:4377 190:9787 191:1960 192:11176 193:9422 194:7807 195:5585 196:3574 197:3825 198:6112 199:8332 200:8460 201:6406 202:10467 203:10698 204:4554 205:3668 206:4635 207:3477 208:4203 209:5159 210:4584 211:2528 212:4554 213:3796 214:1054 215:42 216:6623 217:3173 218:1354 219:388 220:2112 221:1056 222:714 223:2315 End of report