IPv4 R&E Routing Table Report 20:15 GMT Thu 19 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: 290837 Prefixes after maximum aggregation (per Origin AS): 118678 Deaggregation factor: 2.45 Unique aggregates announced (without unneeded subnets): 148570 Number of IPv4 prefixes with a valid ROA: 149284 Number of IPv4 prefixes with an invalid ROA: 214 Number of IPv4 prefixes with no ROA: 141339 Total ASes present in the Internet Routing Table: 20547 Prefixes per ASN: 14.15 Origin-only ASes present in the Internet Routing Table: 17636 Origin ASes announcing only one prefix: 7934 Transit ASes present in the Internet Routing Table: 2911 Transit-only ASes present in the Internet Routing Table: 741 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: 252 Number of instances of unregistered ASNs: 281 Number of 32-bit ASNs allocated by the RIRs: 48772 Number of 32-bit ASNs visible in the Routing Table: 8442 Prefixes from 32-bit ASNs in the Routing Table: 35283 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: 99 Number of addresses announced to Internet: 1624153029 Equivalent to 96 /8s, 206 /16s and 155 /24s Percentage of available address space announced: 43.9 Percentage of allocated address space announced: 43.9 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: 93201 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43657 Total APNIC prefixes after maximum aggregation: 8677 APNIC Deaggregation factor: 5.03 Prefixes being announced from the APNIC address blocks: 39810 Unique aggregates announced from the APNIC address blocks: 8649 APNIC Region origin ASes present in the Internet Routing Table: 1283 APNIC Prefixes per ASN: 31.03 APNIC Region origin ASes announcing only one prefix: 547 APNIC Region transit ASes present in the Internet Routing Table: 219 Average APNIC Region AS path length visible: 7.6 Max APNIC Region AS path length visible: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 629 Number of APNIC addresses announced to Internet: 170702444 Equivalent to 10 /8s, 44 /16s and 182 /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: 126997 Total ARIN prefixes after maximum aggregation: 65027 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 124071 Unique aggregates announced from the ARIN address blocks: 70473 ARIN Region origin ASes present in the Internet Routing Table: 8986 ARIN Prefixes per ASN: 13.81 ARIN Region origin ASes announcing only one prefix: 3707 ARIN Region transit ASes present in the Internet Routing Table: 855 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: 2152 Number of ARIN addresses announced to Internet: 1017103401 Equivalent to 60 /8s, 159 /16s and 196 /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: 51241 Total RIPE prefixes after maximum aggregation: 25704 RIPE Deaggregation factor: 1.99 Prefixes being announced from the RIPE address blocks: 54298 Unique aggregates announced from the RIPE address blocks: 37285 RIPE Region origin ASes present in the Internet Routing Table: 4496 RIPE Prefixes per ASN: 12.08 RIPE Region origin ASes announcing only one prefix: 1926 RIPE Region transit ASes present in the Internet Routing Table: 691 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 22 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1902 Number of RIPE addresses announced to Internet: 282456784 Equivalent to 16 /8s, 213 /16s and 242 /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: 58028 Total LACNIC prefixes after maximum aggregation: 16839 LACNIC Deaggregation factor: 3.45 Prefixes being announced from the LACNIC address blocks: 55814 Unique aggregates announced from the LACNIC address blocks: 24743 LACNIC Region origin ASes present in the Internet Routing Table: 4629 LACNIC Prefixes per ASN: 12.06 LACNIC Region origin ASes announcing only one prefix: 1638 LACNIC Region transit ASes present in the Internet Routing Table: 933 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: 3602 Number of LACNIC addresses announced to Internet: 107376992 Equivalent to 6 /8s, 102 /16s and 113 /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: 10662 Total AfriNIC prefixes after maximum aggregation: 2232 AfriNIC Deaggregation factor: 4.78 Prefixes being announced from the AfriNIC address blocks: 16745 Unique aggregates announced from the AfriNIC address blocks: 7331 AfriNIC Region origin ASes present in the Internet Routing Table: 296 AfriNIC Prefixes per ASN: 56.57 AfriNIC Region origin ASes announcing only one prefix: 116 AfriNIC Region transit ASes present in the Internet Routing Table: 81 Average AfriNIC Region AS path length visible: 6.4 Max AfriNIC Region AS path length visible: 26 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 157 Number of AfriNIC addresses announced to Internet: 46434560 Equivalent to 2 /8s, 196 /16s and 137 /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 13541 8729 120 CHINAMOBILE-CN China Mobile Communication 56046 3406 887 189 CMNET-JIANGSU-AP China Mobile communicati 17561 2714 170 525 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 1059 500 78 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 24547 910 177 48 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 56045 910 481 55 CMNET-JIANGXI-AP China Mobile communicati 24445 774 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic 45102 712 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 14329 41156 5575 AMAZON-02 - Amazon.com, Inc., US 22773 4778 3098 361 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3142 54728 2393 DNIC-AS-00749 - United States Department 36352 2363 194 1095 AS-COLOCROSSING - HostPapa, US 6167 2000 4243 540 CELLCO-PART - Verizon Business, US 11776 1894 258 214 ATLANTICBB-JOHNSTOWN - Breezeline, US 209 1635 4850 260 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 367 1619 1337 745 DNIC-ASBLK-00306-00371 - United States De 19901 1475 736 687 BRIGHTSPEED - Brightspeed, US 20057 1450 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 4901 302 72 ALJAWWALSTC-AS, SA 25019 1244 1335 140 SAUDINETSTC-AS, SA 20940 1119 87 905 AKAMAI-ASN1, NL 34984 976 145 726 TELLCOM-AS, TR 8452 927 1841 23 TE-AS TE-AS, EG 3215 900 4820 300 France Telecom - Orange, FR 212238 727 52 641 CDNEXT, GB 8376 669 54 30 Jordan Data Communications, JO 51167 565 113 248 CONTABO, DE 5511 535 98 453 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 7251 1912 796 UNINET, MX 11830 1992 369 65 Instituto Costarricense de Electricidad y 10620 1520 211 1131 Telmex Colombia S.A., CO 11664 1413 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 943 1127 31 TELEFONICA BRASIL S.A, BR 27651 849 140 44 ENTEL CHILE S.A., CL 52468 691 43 208 UFINET PANAMA S.A., PA 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 1490 524 27 RAYA-AS, EG 37069 1095 1100 11 MOBINIL, EG 24863 942 389 16 LINKdotNET-AS, EG 20011 580 154 212 NTT-DATA-Inc, ZA 36914 562 82 3 KENET-AS, KE 36935 557 515 10 Vodafone-, EG 36903 503 233 345 MT-MPLS, MA 29571 454 78 20 ORANGE-COTE-IVOIRE, CI 36992 389 873 252 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 14329 41156 5575 AMAZON-02 - Amazon.com, Inc., US 9808 13541 8729 120 CHINAMOBILE-CN China Mobile Communication 8151 7251 1912 796 UNINET, MX 39891 4901 302 72 ALJAWWALSTC-AS, SA 22773 4778 3098 361 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 56046 3406 887 189 CMNET-JIANGSU-AP China Mobile communicati 749 3142 54728 2393 DNIC-AS-00749 - United States Department 17561 2714 170 525 LCS-AS-AP LARUS Limited, HK 36352 2363 194 1095 AS-COLOCROSSING - HostPapa, US 6167 2000 4243 540 CELLCO-PART - Verizon Business, US 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 13541 13421 CHINAMOBILE-CN China Mobile Communications Grou 8151 7251 6455 UNINET, MX 39891 4901 4829 ALJAWWALSTC-AS, SA 22773 4778 4417 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3406 3217 CMNET-JIANGSU-AP China Mobile communications co 17561 2714 2189 LCS-AS-AP LARUS Limited, HK 11830 1992 1927 Instituto Costarricense de Electricidad y Telec 56041 1795 1716 CMNET-ZHEJIANG-AP China Mobile communications c 11776 1894 1680 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 397665 UNALLOCATED 12.24.28.0/24 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 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 /11:55 /12:160 /13:216 /14:578 /15:1075 /16:7501 /17:3494 /18:4222 /19:7725 /20:13462 /21:16130 /22:28826 /23:30074 /24:177022 /25:67 /26:83 /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 3978 7251 UNINET, MX 39891 3651 4901 ALJAWWALSTC-AS, SA 22773 3053 4778 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2605 14329 AMAZON-02 - Amazon.com, Inc., US 11830 1696 1992 Instituto Costarricense de Electricidad y Telecom., CR 11664 1101 1413 Techtel LMDS Comunicaciones Interactivas S.A., AR 19901 1033 1475 BRIGHTSPEED - Brightspeed, US 36352 1026 2363 AS-COLOCROSSING - HostPapa, US 209 951 1635 CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC, US 10620 932 1520 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:72 2:408 3:980 4:5 5:1150 6:172 7:5 8:631 9:7 11:172 12:868 13:580 14:179 15:396 16:149 17:3 18:910 20:340 21:4 22:188 23:2805 24:656 27:44 29:19 31:476 32:13 34:9 35:184 36:3355 37:589 38:2424 39:851 40:260 41:1082 42:22 43:215 44:28 45:4643 46:934 47:166 48:20 49:21 50:495 51:519 52:1109 54:253 55:1118 56:11 57:31 58:48 59:36 60:73 61:57 62:611 63:708 64:2182 65:978 66:2301 67:1077 68:491 69:1223 70:429 71:152 72:669 74:979 75:274 76:222 77:453 78:562 79:258 80:358 81:423 82:846 83:206 84:339 85:629 86:255 87:203 88:269 89:576 90:103 91:919 92:697 93:890 94:984 95:1254 96:282 97:44 98:387 99:278 100:22 101:27 102:479 103:1271 104:1693 105:132 107:1726 108:511 109:366 110:104 111:2802 112:1290 113:34 114:35 115:54 116:54 117:1609 118:65 119:86 120:2018 121:35 122:43 123:123 124:72 125:26 126:1 128:606 129:292 130:719 131:1200 132:554 133:218 134:499 135:135 136:723 137:604 138:1045 139:458 140:781 141:427 142:1477 143:890 144:490 145:206 146:669 147:505 148:1005 149:786 150:237 151:913 152:818 153:293 154:2582 155:1004 156:2288 157:465 158:653 159:812 160:694 161:726 162:993 163:407 164:737 165:641 166:558 167:718 168:1498 169:200 170:1867 171:103 172:1540 173:754 174:274 175:90 176:628 177:1053 178:659 179:923 180:38 181:2593 182:31 183:1699 184:435 185:3318 186:3501 187:1766 188:1035 189:2012 190:6328 191:555 192:5037 193:1757 194:1120 195:935 196:712 197:1116 198:2640 199:2477 200:4568 201:3682 202:1043 203:826 204:2144 205:1798 206:1448 207:1689 208:1564 209:1904 210:352 211:519 212:1020 213:888 214:987 215:43 216:2491 217:559 218:656 219:18 220:79 221:537 222:27 223:1684 End of report