IPv4 R&E Routing Table Report 20:15 GMT Wed 18 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: 290269 Prefixes after maximum aggregation (per Origin AS): 118826 Deaggregation factor: 2.44 Unique aggregates announced (without unneeded subnets): 148858 Number of IPv4 prefixes with a valid ROA: 149143 Number of IPv4 prefixes with an invalid ROA: 213 Number of IPv4 prefixes with no ROA: 140913 Total ASes present in the Internet Routing Table: 20492 Prefixes per ASN: 14.16 Origin-only ASes present in the Internet Routing Table: 17603 Origin ASes announcing only one prefix: 7911 Transit ASes present in the Internet Routing Table: 2889 Transit-only ASes present in the Internet Routing Table: 729 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: 250 Number of instances of unregistered ASNs: 279 Number of 32-bit ASNs allocated by the RIRs: 48769 Number of 32-bit ASNs visible in the Routing Table: 8397 Prefixes from 32-bit ASNs in the Routing Table: 35270 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: 1624348357 Equivalent to 96 /8s, 209 /16s and 150 /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: 92955 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43671 Total APNIC prefixes after maximum aggregation: 8690 APNIC Deaggregation factor: 5.03 Prefixes being announced from the APNIC address blocks: 39785 Unique aggregates announced from the APNIC address blocks: 8636 APNIC Region origin ASes present in the Internet Routing Table: 1276 APNIC Prefixes per ASN: 31.18 APNIC Region origin ASes announcing only one prefix: 541 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: 17 Number of APNIC region 32-bit ASNs visible in the Routing Table: 618 Number of APNIC addresses announced to Internet: 170645356 Equivalent to 10 /8s, 43 /16s and 215 /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: 126854 Total ARIN prefixes after maximum aggregation: 65101 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 124192 Unique aggregates announced from the ARIN address blocks: 70578 ARIN Region origin ASes present in the Internet Routing Table: 8990 ARIN Prefixes per ASN: 13.81 ARIN Region origin ASes announcing only one prefix: 3706 ARIN Region transit ASes present in the Internet Routing Table: 854 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: 2149 Number of ARIN addresses announced to Internet: 1017278505 Equivalent to 60 /8s, 162 /16s and 112 /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: 51356 Total RIPE prefixes after maximum aggregation: 25786 RIPE Deaggregation factor: 1.99 Prefixes being announced from the RIPE address blocks: 54252 Unique aggregates announced from the RIPE address blocks: 37443 RIPE Region origin ASes present in the Internet Routing Table: 4475 RIPE Prefixes per ASN: 12.12 RIPE Region origin ASes announcing only one prefix: 1903 RIPE Region transit ASes present in the Internet Routing Table: 685 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: 1890 Number of RIPE addresses announced to Internet: 282954448 Equivalent to 16 /8s, 221 /16s and 138 /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: 57457 Total LACNIC prefixes after maximum aggregation: 16821 LACNIC Deaggregation factor: 3.42 Prefixes being announced from the LACNIC address blocks: 55235 Unique aggregates announced from the LACNIC address blocks: 24723 LACNIC Region origin ASes present in the Internet Routing Table: 4611 LACNIC Prefixes per ASN: 11.98 LACNIC Region origin ASes announcing only one prefix: 1646 LACNIC Region transit ASes present in the Internet Routing Table: 923 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3582 Number of LACNIC addresses announced to Internet: 107040096 Equivalent to 6 /8s, 97 /16s and 77 /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: 10681 Total AfriNIC prefixes after maximum aggregation: 2231 AfriNIC Deaggregation factor: 4.79 Prefixes being announced from the AfriNIC address blocks: 16706 Unique aggregates announced from the AfriNIC address blocks: 7389 AfriNIC Region origin ASes present in the Internet Routing Table: 296 AfriNIC Prefixes per ASN: 56.44 AfriNIC Region origin ASes announcing only one prefix: 115 AfriNIC Region transit ASes present in the Internet Routing Table: 80 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: 158 Number of AfriNIC addresses announced to Internet: 46351104 Equivalent to 2 /8s, 195 /16s and 67 /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 14297 41156 5582 AMAZON-02 - Amazon.com, Inc., US 22773 4777 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 367 1641 1409 758 DNIC-ASBLK-00306-00371 - United States De 209 1635 4850 260 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 19901 1479 737 690 BRIGHTSPEED - Brightspeed, US 20057 1448 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 25019 1244 1335 138 SAUDINETSTC-AS, SA 20940 1119 87 905 AKAMAI-ASN1, NL 34984 961 144 718 TELLCOM-AS, TR 8452 923 1841 23 TE-AS TE-AS, EG 3215 900 4820 300 France Telecom - Orange, FR 212238 726 52 640 CDNEXT, GB 8376 670 54 30 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 6695 1861 797 UNINET, MX 11830 1992 369 65 Instituto Costarricense de Electricidad y 10620 1521 212 1132 Telmex Colombia S.A., CO 11664 1412 278 31 Techtel LMDS Comunicaciones Interactivas 3816 1342 770 213 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1254 371 22 INTEGRATEL PERU S.A.A., PE 26615 1017 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 43 207 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 952 389 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 524 244 349 MT-MPLS, MA 29571 454 78 20 ORANGE-COTE-IVOIRE, CI 36992 389 873 252 ETISALAT-MISR, EG 2018 374 318 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 14297 41156 5582 AMAZON-02 - Amazon.com, Inc., US 9808 13541 8729 120 CHINAMOBILE-CN China Mobile Communication 8151 6695 1861 797 UNINET, MX 39891 4969 306 72 ALJAWWALSTC-AS, SA 22773 4777 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 6695 5898 UNINET, MX 39891 4969 4897 ALJAWWALSTC-AS, SA 22773 4777 4416 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 /15:1074 /16:7498 /17:3488 /18:4219 /19:7740 /20:13488 /21:15998 /22:28658 /23:29895 /24:176913 /25:59 /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 3689 6695 UNINET, MX 39891 3655 4969 ALJAWWALSTC-AS, SA 22773 3052 4777 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2588 14297 AMAZON-02 - Amazon.com, Inc., US 11830 1696 1992 Instituto Costarricense de Electricidad y Telecom., CR 11664 1100 1412 Techtel LMDS Comunicaciones Interactivas S.A., AR 19901 1037 1479 BRIGHTSPEED - Brightspeed, US 36352 1026 2363 AS-COLOCROSSING - HostPapa, US 209 951 1635 CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC, US 10620 933 1521 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 3:981 4:5 5:1152 6:174 7:5 8:633 9:7 11:172 12:861 13:583 14:181 15:374 16:149 17:3 18:909 20:340 21:4 22:188 23:2802 24:649 27:44 29:19 31:472 32:13 34:6 35:183 36:3356 37:590 38:2450 39:851 40:260 41:1080 42:22 43:220 44:27 45:4661 46:939 47:166 48:20 49:21 50:498 51:519 52:1110 54:233 55:1120 56:11 57:29 58:48 59:37 60:74 61:62 62:608 63:713 64:2174 65:979 66:2300 67:1081 68:493 69:1224 70:429 71:154 72:667 74:971 75:278 76:222 77:458 78:561 79:246 80:354 81:424 82:848 83:207 84:340 85:629 86:258 87:203 88:270 89:596 90:104 91:915 92:702 93:886 94:1001 95:1257 96:282 97:45 98:387 99:278 100:22 101:23 102:481 103:1288 104:1690 105:132 106:3 107:1725 108:512 109:368 110:104 111:2802 112:1273 113:34 114:36 115:54 116:54 117:1607 118:68 119:90 120:2018 121:35 122:43 123:123 124:71 125:26 128:603 129:355 130:721 131:1187 132:563 133:218 134:503 135:135 136:726 137:607 138:1039 139:457 140:759 141:427 142:1486 143:896 144:491 145:206 146:670 147:507 148:1031 149:786 150:237 151:912 152:816 153:293 154:2595 155:1004 156:2289 157:465 158:655 159:813 160:669 161:734 162:988 163:407 164:733 165:640 166:563 167:714 168:1494 169:200 170:1864 171:103 172:1543 173:763 174:273 175:94 176:675 177:1033 178:667 179:908 180:37 181:2590 182:31 183:1699 184:440 185:3324 186:3506 187:1646 188:1036 189:1920 190:6334 191:549 192:5055 193:1689 194:1113 195:928 196:714 197:1122 198:2650 199:2479 200:4584 201:3670 202:1033 203:805 204:2154 205:1787 206:1447 207:1699 208:1576 209:1904 210:348 211:519 212:1013 213:895 214:989 215:43 216:2481 217:567 218:656 219:18 220:79 221:537 222:27 223:1684 End of report