IPv4 R&E Routing Table Report 20:15 GMT Mon 09 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: 290245 Prefixes after maximum aggregation (per Origin AS): 118750 Deaggregation factor: 2.44 Unique aggregates announced (without unneeded subnets): 149217 Number of IPv4 prefixes with a valid ROA: 147712 Number of IPv4 prefixes with an invalid ROA: 217 Number of IPv4 prefixes with no ROA: 142316 Total ASes present in the Internet Routing Table: 20468 Prefixes per ASN: 14.18 Origin-only ASes present in the Internet Routing Table: 17618 Origin ASes announcing only one prefix: 7967 Transit ASes present in the Internet Routing Table: 2850 Transit-only ASes present in the Internet Routing Table: 717 Paths with bogon ASNs present in the IPv4 Routing Table: 9 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 30 Max AS path prepend of ASN (264732) 23 Prefixes from unregistered ASNs in the Routing Table: 244 Number of instances of unregistered ASNs: 273 Number of 32-bit ASNs allocated by the RIRs: 48667 Number of 32-bit ASNs visible in the Routing Table: 8311 Prefixes from 32-bit ASNs in the Routing Table: 34778 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: 96 Number of addresses announced to Internet: 1613698245 Equivalent to 96 /8s, 47 /16s and 20 /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: 93254 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43722 Total APNIC prefixes after maximum aggregation: 8884 APNIC Deaggregation factor: 4.92 Prefixes being announced from the APNIC address blocks: 40255 Unique aggregates announced from the APNIC address blocks: 9119 APNIC Region origin ASes present in the Internet Routing Table: 1281 APNIC Prefixes per ASN: 31.42 APNIC Region origin ASes announcing only one prefix: 548 APNIC Region transit ASes present in the Internet Routing Table: 224 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: 600 Number of APNIC addresses announced to Internet: 170846572 Equivalent to 10 /8s, 46 /16s and 233 /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: 126936 Total ARIN prefixes after maximum aggregation: 65058 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 124424 Unique aggregates announced from the ARIN address blocks: 70858 ARIN Region origin ASes present in the Internet Routing Table: 9096 ARIN Prefixes per ASN: 13.68 ARIN Region origin ASes announcing only one prefix: 3779 ARIN Region transit ASes present in the Internet Routing Table: 849 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: 2190 Number of ARIN addresses announced to Internet: 1008371753 Equivalent to 60 /8s, 26 /16s and 136 /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: 51213 Total RIPE prefixes after maximum aggregation: 25802 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 53979 Unique aggregates announced from the RIPE address blocks: 37237 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: 1909 RIPE Region transit ASes present in the Internet Routing Table: 687 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 22 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1888 Number of RIPE addresses announced to Internet: 281261776 Equivalent to 16 /8s, 195 /16s and 182 /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: 57521 Total LACNIC prefixes after maximum aggregation: 16501 LACNIC Deaggregation factor: 3.49 Prefixes being announced from the LACNIC address blocks: 55334 Unique aggregates announced from the LACNIC address blocks: 24319 LACNIC Region origin ASes present in the Internet Routing Table: 4480 LACNIC Prefixes per ASN: 12.35 LACNIC Region origin ASes announcing only one prefix: 1614 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: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3469 Number of LACNIC addresses announced to Internet: 107281504 Equivalent to 6 /8s, 100 /16s and 252 /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: 10609 Total AfriNIC prefixes after maximum aggregation: 2311 AfriNIC Deaggregation factor: 4.59 Prefixes being announced from the AfriNIC address blocks: 16157 Unique aggregates announced from the AfriNIC address blocks: 7598 AfriNIC Region origin ASes present in the Internet Routing Table: 297 AfriNIC Prefixes per ASN: 54.40 AfriNIC Region origin ASes announcing only one prefix: 117 AfriNIC Region transit ASes present in the Internet Routing Table: 85 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: 164 Number of AfriNIC addresses announced to Internet: 45860096 Equivalent to 2 /8s, 187 /16s and 197 /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 13502 8729 120 CHINAMOBILE-CN China Mobile Communication 56046 3364 832 195 CMNET-JIANGSU-AP China Mobile communicati 17561 2322 146 474 LCS-AS-AP LARUS Limited, HK 56041 1782 714 79 CMNET-ZHEJIANG-AP China Mobile communicat 56047 1716 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 712 1178 156 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 14069 38814 5490 AMAZON-02 - Amazon.com, Inc., US 22773 4775 3098 361 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3143 54728 2394 DNIC-AS-00749 - United States Department 36352 2574 211 1009 AS-COLOCROSSING - HostPapa, US 6167 1974 4173 531 CELLCO-PART - Verizon Business, US 11776 1904 259 213 ATLANTICBB-JOHNSTOWN - Breezeline, US 367 1688 1478 773 DNIC-ASBLK-00306-00371 - United States De 209 1635 4850 260 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 19901 1479 732 689 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 1257 96 1022 AKAMAI-ASN1, NL 25019 1172 1335 138 SAUDINETSTC-AS, SA 34984 978 150 735 TELLCOM-AS, TR 3215 900 4820 300 France Telecom - Orange, FR 8452 886 1841 16 TE-AS TE-AS, EG 212238 702 49 617 CDNEXT, GB 8376 674 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 7276 1906 799 UNINET, MX 11830 1990 369 65 Instituto Costarricense de Electricidad y 10620 1520 211 1131 Telmex Colombia S.A., CO 11664 1412 278 31 Techtel LMDS Comunicaciones Interactivas 3816 1342 770 213 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1256 371 22 INTEGRATEL PERU S.A.A., PE 26615 1017 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 949 389 16 LINKdotNET-AS, EG 20011 580 154 212 NTT-DATA-Inc, ZA 36914 556 82 3 KENET-AS, KE 36935 538 515 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 14069 38814 5490 AMAZON-02 - Amazon.com, Inc., US 9808 13502 8729 120 CHINAMOBILE-CN China Mobile Communication 8151 7276 1906 799 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 3143 54728 2394 DNIC-AS-00749 - United States Department 36352 2574 211 1009 AS-COLOCROSSING - HostPapa, US 17561 2322 146 474 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 13502 13382 CHINAMOBILE-CN China Mobile Communications Grou 8151 7276 6477 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 2322 1848 LCS-AS-AP LARUS Limited, HK 56041 1782 1703 CMNET-ZHEJIANG-AP China Mobile communications c 11776 1904 1691 ATLANTICBB-JOHNSTOWN - Breezeline, US 56047 1716 1666 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 23.155.185.0/24 Origin: 401541 OSIE - Osie, US 23.155.185.0/24 Transit: 397423 TIER-NET - Tier.Net Technologies LLC, 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 /14:575 /15:1063 /16:7476 /17:3484 /18:4175 /19:7685 /20:13418 /21:16368 /22:28868 /23:29946 /24:176476 /25:61 /26:80 /27:50 /28:18 /29:7 /30:9 /31:0 /32:6 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 4000 7276 UNINET, MX 39891 3655 4969 ALJAWWALSTC-AS, SA 22773 3051 4775 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2503 14069 AMAZON-02 - Amazon.com, Inc., US 11830 1695 1990 Instituto Costarricense de Electricidad y Telecom., CR 11664 1093 1412 Techtel LMDS Comunicaciones Interactivas S.A., AR 36352 1093 2574 AS-COLOCROSSING - HostPapa, US 19901 1041 1479 BRIGHTSPEED - Brightspeed, 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 2:470 3:975 4:5 5:1144 6:174 7:5 8:642 9:7 11:172 12:884 13:558 14:182 15:362 16:149 17:3 18:905 20:204 21:4 22:188 23:2870 24:661 27:49 29:19 31:472 32:13 34:6 35:182 36:3345 37:637 38:2419 39:847 40:249 41:1137 42:22 43:217 44:28 45:4412 46:922 47:167 48:20 49:21 50:499 51:519 52:1082 54:235 55:1119 56:11 57:32 58:48 59:42 60:73 61:56 62:594 63:720 64:2163 65:974 66:2323 67:1085 68:487 69:1217 70:431 71:155 72:698 74:976 75:289 76:226 77:434 78:570 79:243 80:351 81:425 82:810 83:208 84:339 85:629 86:258 87:202 88:283 89:566 90:104 91:925 92:707 93:887 94:1009 95:1279 96:286 97:45 98:387 99:270 100:22 101:26 102:498 103:1242 104:1704 105:126 106:3 107:1769 108:511 109:363 110:104 111:2799 112:1271 113:33 114:34 115:54 116:59 117:1594 118:61 119:84 120:2014 121:35 122:70 123:123 124:69 125:49 128:612 129:360 130:722 131:1195 132:548 133:218 134:504 135:136 136:740 137:606 138:998 139:457 140:757 141:431 142:1454 143:871 144:491 145:201 146:678 147:501 148:1009 149:785 150:227 151:884 152:797 153:290 154:2392 155:1016 156:2206 157:468 158:648 159:815 160:675 161:739 162:971 163:416 164:735 165:623 166:561 167:714 168:1473 169:200 170:1847 171:104 172:1553 173:767 174:276 175:92 176:662 177:964 178:655 179:899 180:45 181:2581 182:32 183:1696 184:438 185:3355 186:3458 187:1704 188:1027 189:2018 190:6331 191:546 192:5122 193:1684 194:1114 195:926 196:693 197:1102 198:2679 199:2449 200:4601 201:3677 202:1100 203:830 204:2178 205:1793 206:1449 207:1699 208:1575 209:1932 210:405 211:518 212:1013 213:884 214:989 215:43 216:2462 217:557 218:653 219:29 220:82 221:537 222:36 223:1683 End of report