IPv4 R&E Routing Table Report 20:15 GMT Tue 10 Feb, 2026 IPv4 BGP Table (R&E) as seen at KREONet2. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/ Analysis Summary ---------------- BGP routing table entries examined: 289893 Prefixes after maximum aggregation (per Origin AS): 118467 Deaggregation factor: 2.45 Unique aggregates announced (without unneeded subnets): 148724 Number of IPv4 prefixes with a valid ROA: 148015 Number of IPv4 prefixes with an invalid ROA: 214 Number of IPv4 prefixes with no ROA: 141664 Total ASes present in the Internet Routing Table: 20436 Prefixes per ASN: 14.19 Origin-only ASes present in the Internet Routing Table: 17591 Origin ASes announcing only one prefix: 7932 Transit ASes present in the Internet Routing Table: 2845 Transit-only ASes present in the Internet Routing Table: 713 Paths with bogon ASNs present in the IPv4 Routing Table: 11 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 35 Max AS path prepend of ASN (273113) 30 Prefixes from unregistered ASNs in the Routing Table: 246 Number of instances of unregistered ASNs: 275 Number of 32-bit ASNs allocated by the RIRs: 48679 Number of 32-bit ASNs visible in the Routing Table: 8287 Prefixes from 32-bit ASNs in the Routing Table: 34775 Number of bogon 32-bit ASNs visible in the Routing Table: 72 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 94 Number of addresses announced to Internet: 1614447045 Equivalent to 96 /8s, 58 /16s and 129 /24s Percentage of available address space announced: 43.6 Percentage of allocated address space announced: 43.6 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: 93269 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 42965 Total APNIC prefixes after maximum aggregation: 8446 APNIC Deaggregation factor: 5.09 Prefixes being announced from the APNIC address blocks: 39563 Unique aggregates announced from the APNIC address blocks: 8449 APNIC Region origin ASes present in the Internet Routing Table: 1239 APNIC Prefixes per ASN: 31.93 APNIC Region origin ASes announcing only one prefix: 530 APNIC Region transit ASes present in the Internet Routing Table: 220 Average APNIC Region AS path length visible: 7.6 Max APNIC Region AS path length visible: 19 Number of APNIC region 32-bit ASNs visible in the Routing Table: 580 Number of APNIC addresses announced to Internet: 170238572 Equivalent to 10 /8s, 37 /16s and 162 /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: 127125 Total ARIN prefixes after maximum aggregation: 65132 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 124562 Unique aggregates announced from the ARIN address blocks: 70934 ARIN Region origin ASes present in the Internet Routing Table: 9102 ARIN Prefixes per ASN: 13.69 ARIN Region origin ASes announcing only one prefix: 3779 ARIN Region transit ASes present in the Internet Routing Table: 845 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2188 Number of ARIN addresses announced to Internet: 1008533289 Equivalent to 60 /8s, 28 /16s and 255 /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: 51246 Total RIPE prefixes after maximum aggregation: 25793 RIPE Deaggregation factor: 1.99 Prefixes being announced from the RIPE address blocks: 54001 Unique aggregates announced from the RIPE address blocks: 37213 RIPE Region origin ASes present in the Internet Routing Table: 4484 RIPE Prefixes per ASN: 12.04 RIPE Region origin ASes announcing only one prefix: 1907 RIPE Region transit ASes present in the Internet Routing Table: 693 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1894 Number of RIPE addresses announced to Internet: 282163152 Equivalent to 16 /8s, 209 /16s and 119 /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: 57729 Total LACNIC prefixes after maximum aggregation: 16605 LACNIC Deaggregation factor: 3.48 Prefixes being announced from the LACNIC address blocks: 55528 Unique aggregates announced from the LACNIC address blocks: 24480 LACNIC Region origin ASes present in the Internet Routing Table: 4488 LACNIC Prefixes per ASN: 12.37 LACNIC Region origin ASes announcing only one prefix: 1600 LACNIC Region transit ASes present in the Internet Routing Table: 889 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3465 Number of LACNIC addresses announced to Internet: 107587168 Equivalent to 6 /8s, 105 /16s and 166 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-275868 + 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: 10582 Total AfriNIC prefixes after maximum aggregation: 2296 AfriNIC Deaggregation factor: 4.61 Prefixes being announced from the AfriNIC address blocks: 16145 Unique aggregates announced from the AfriNIC address blocks: 7564 AfriNIC Region origin ASes present in the Internet Routing Table: 296 AfriNIC Prefixes per ASN: 54.54 AfriNIC Region origin ASes announcing only one prefix: 116 AfriNIC Region transit ASes present in the Internet Routing Table: 82 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 26 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 160 Number of AfriNIC addresses announced to Internet: 45848832 Equivalent to 2 /8s, 187 /16s and 153 /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 13503 8729 120 CHINAMOBILE-CN China Mobile Communication 56046 3364 832 195 CMNET-JIANGSU-AP China Mobile communicati 17561 2298 144 464 LCS-AS-AP LARUS Limited, HK 56041 1795 714 79 CMNET-ZHEJIANG-AP China Mobile communicat 56047 1717 192 50 CMNET-HUNAN-AP China Mobile communication 24444 1057 500 78 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 24547 910 177 48 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 56045 909 481 55 CMNET-JIANGXI-AP China Mobile communicati 24445 774 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic 45102 715 1210 158 ALIBABA-CN-NET Alibaba US Technology Co., Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 14106 38817 5505 AMAZON-02 - Amazon.com, Inc., US 22773 4775 3098 361 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3142 54728 2393 DNIC-AS-00749 - United States Department 36352 2575 211 1008 AS-COLOCROSSING - HostPapa, US 6167 1974 4173 531 CELLCO-PART - Verizon Business, US 11776 1893 258 216 ATLANTICBB-JOHNSTOWN - Breezeline, US 367 1689 1478 774 DNIC-ASBLK-00306-00371 - United States De 209 1635 4850 260 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 19901 1478 732 688 BRIGHTSPEED - Brightspeed, US 20057 1447 1001 113 ATT-MOBILITY-LLC-AS20057 - AT&T Enterpris Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 39891 4969 306 72 ALJAWWALSTC-AS, SA 20940 1247 96 1014 AKAMAI-ASN1, NL 25019 1202 1335 138 SAUDINETSTC-AS, SA 34984 983 149 733 TELLCOM-AS, TR 8452 927 1841 21 TE-AS TE-AS, EG 3215 900 4820 300 France Telecom - Orange, FR 212238 703 49 618 CDNEXT, GB 8376 672 54 31 Jordan Data Communications, JO 51167 565 113 248 CONTABO, DE 5511 534 98 454 OPENTRANSIT, FR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 6819 1802 788 UNINET, MX 11830 1990 369 65 Instituto Costarricense de Electricidad y 10620 1544 213 1144 Telmex Colombia S.A., CO 11664 1411 278 31 Techtel LMDS Comunicaciones Interactivas 3816 1342 770 213 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1255 371 22 INTEGRATEL PERU S.A.A., PE 26615 1016 2486 57 TIM SA, BR 18881 915 1127 31 TELEFONICA BRASIL S.A, BR 27651 849 140 44 ENTEL CHILE S.A., CL 12252 680 164 24 America Movil Peru S.A.C., PE Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1458 464 90 RAYA-AS, EG 37069 1095 1100 11 MOBINIL, EG 24863 950 389 16 LINKdotNET-AS, EG 20011 580 154 212 NTT-DATA-Inc, ZA 36914 564 82 3 KENET-AS, KE 36935 546 515 10 Vodafone-, EG 36903 504 234 346 MT-MPLS, MA 29571 461 78 20 ORANGE-COTE-IVOIRE, CI 36992 382 871 246 ETISALAT-MISR, EG 2018 375 318 69 TENET-1, ZA Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 14106 38817 5505 AMAZON-02 - Amazon.com, Inc., US 9808 13503 8729 120 CHINAMOBILE-CN China Mobile Communication 8151 6819 1802 788 UNINET, MX 39891 4969 306 72 ALJAWWALSTC-AS, SA 22773 4775 3098 361 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 56046 3364 832 195 CMNET-JIANGSU-AP China Mobile communicati 749 3142 54728 2393 DNIC-AS-00749 - United States Department 36352 2575 211 1008 AS-COLOCROSSING - HostPapa, US 17561 2298 144 464 LCS-AS-AP LARUS Limited, HK 11830 1990 369 65 Instituto Costarricense de Electricidad y Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 13503 13383 CHINAMOBILE-CN China Mobile Communications Grou 8151 6819 6031 UNINET, MX 39891 4969 4897 ALJAWWALSTC-AS, SA 22773 4775 4414 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3364 3169 CMNET-JIANGSU-AP China Mobile communications co 11830 1990 1925 Instituto Costarricense de Electricidad y Telec 17561 2298 1834 LCS-AS-AP LARUS Limited, HK 56041 1795 1716 CMNET-ZHEJIANG-AP China Mobile communications c 11776 1893 1677 ATLANTICBB-JOHNSTOWN - Breezeline, US 56047 1717 1667 CMNET-HUNAN-AP China Mobile communications corp Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE - Phonos 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3 - Level 3 Parent 396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4 - AT&T En 395476 UNALLOCATED 12.36.194.0/24 7018 ATT-INTERNET4 - AT&T En 395476 UNALLOCATED 12.36.195.0/24 3356 LEVEL3 - Level 3 Parent 21861 UNALLOCATED 12.37.59.0/24 7018 ATT-INTERNET4 - AT&T En 33684 UNALLOCATED 12.37.144.0/24 7018 ATT-INTERNET4 - AT&T En 31781 UNALLOCATED 12.71.107.0/24 7018 ATT-INTERNET4 - AT&T En 21861 UNALLOCATED 12.106.212.0/24 7018 ATT-INTERNET4 - AT&T En 26295 UNALLOCATED 12.110.210.0/23 7018 ATT-INTERNET4 - AT&T En Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE - Hurricane Electric LLC, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.137.48.0/24 Origin: 16904 ARVIG-16904 - Arvig Enterprises Inc., US 23.137.48.0/24 Transit: 3257 GTT-BACKBONE GTT, US 23.140.216.0/24 Origin: 27176 DATAWAGON - DataWagon LLC, US 23.140.216.0/24 Transit: 20278 NEXEON - Nexeon Technologies, Inc., US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS - Charter Communicat 23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA 23.142.24.0/24 Transit: 64236 UNREAL-SERVERS - UnReal Servers, LLC, US 23.178.24.0/24 Origin: 53850 GORILLASERVERS - GorillaServers, Inc., U 23.178.24.0/24 Transit: 3257 GTT-BACKBONE GTT, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/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 /8:14 /9:11 /10:31 /11:52 /12:159 /13:213 /14:578 /15:1066 /16:7486 /17:3490 /18:4195 /19:7648 /20:13413 /21:16119 /22:28858 /23:29849 /24:176471 /25:67 /26:82 /27:51 /28:18 /29:7 /30:9 /31:0 /32:6 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 3676 6819 UNINET, MX 39891 3655 4969 ALJAWWALSTC-AS, SA 22773 3051 4775 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2504 14106 AMAZON-02 - Amazon.com, Inc., US 11830 1694 1990 Instituto Costarricense de Electricidad y Telecom., CR 36352 1093 2575 AS-COLOCROSSING - HostPapa, US 11664 1092 1411 Techtel LMDS Comunicaciones Interactivas S.A., AR 19901 1040 1478 BRIGHTSPEED - Brightspeed, US 10620 955 1544 Telmex Colombia S.A., CO 209 951 1635 CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:73 2:471 3:980 4:5 5:1141 6:174 7:5 8:644 9:7 11:172 12:884 13:565 14:179 15:362 16:149 17:3 18:908 20:204 21:4 22:188 23:2855 24:659 27:42 29:19 31:469 32:13 34:7 35:182 36:3348 37:619 38:2423 39:850 40:251 41:1116 42:22 43:214 44:27 45:4418 46:926 47:167 48:20 49:22 50:498 51:519 52:1082 54:235 55:1118 56:11 57:31 58:48 59:36 60:73 61:56 62:591 63:719 64:2180 65:988 66:2326 67:1085 68:487 69:1221 70:432 71:156 72:704 74:986 75:289 76:234 77:463 78:570 79:242 80:351 81:422 82:816 83:206 84:339 85:626 86:257 87:202 88:283 89:562 90:104 91:923 92:706 93:892 94:1003 95:1274 96:302 97:45 98:387 99:272 100:22 101:25 102:462 103:1213 104:1698 105:126 106:3 107:1769 108:511 109:362 110:102 111:2799 112:1271 113:33 114:34 115:54 116:55 117:1595 118:61 119:84 120:2015 121:35 122:43 123:123 124:70 125:26 128:612 129:364 130:720 131:1204 132:540 133:218 134:504 135:136 136:733 137:607 138:1009 139:458 140:758 141:431 142:1459 143:880 144:488 145:201 146:670 147:501 148:980 149:786 150:227 151:888 152:799 153:286 154:2383 155:1009 156:2187 157:467 158:670 159:816 160:680 161:738 162:996 163:409 164:733 165:632 166:559 167:714 168:1482 169:205 170:1854 171:104 172:1552 173:775 174:276 175:92 176:661 177:996 178:654 179:905 180:37 181:2706 182:31 183:1696 184:438 185:3350 186:3519 187:1650 188:1025 189:1946 190:6364 191:567 192:5117 193:1686 194:1117 195:926 196:721 197:1114 198:2672 199:2478 200:4616 201:3644 202:1034 203:817 204:2190 205:1789 206:1460 207:1706 208:1574 209:1930 210:349 211:518 212:1009 213:888 214:989 215:43 216:2461 217:555 218:653 219:18 220:79 221:537 222:30 223:1684 End of report