IPv4 R&E Routing Table Report 20:15 GMT Fri 20 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: 290856 Prefixes after maximum aggregation (per Origin AS): 118949 Deaggregation factor: 2.45 Unique aggregates announced (without unneeded subnets): 149136 Number of IPv4 prefixes with a valid ROA: 149156 Number of IPv4 prefixes with an invalid ROA: 214 Number of IPv4 prefixes with no ROA: 141486 Total ASes present in the Internet Routing Table: 20544 Prefixes per ASN: 14.16 Origin-only ASes present in the Internet Routing Table: 17655 Origin ASes announcing only one prefix: 7907 Transit ASes present in the Internet Routing Table: 2889 Transit-only ASes present in the Internet Routing Table: 735 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: 48780 Number of 32-bit ASNs visible in the Routing Table: 8426 Prefixes from 32-bit ASNs in the Routing Table: 35389 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: 101 Number of addresses announced to Internet: 1622665669 Equivalent to 96 /8s, 183 /16s and 233 /24s Percentage of available address space announced: 43.8 Percentage of allocated address space announced: 43.8 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: 93272 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43681 Total APNIC prefixes after maximum aggregation: 8688 APNIC Deaggregation factor: 5.03 Prefixes being announced from the APNIC address blocks: 39815 Unique aggregates announced from the APNIC address blocks: 8655 APNIC Region origin ASes present in the Internet Routing Table: 1276 APNIC Prefixes per ASN: 31.20 APNIC Region origin ASes announcing only one prefix: 542 APNIC Region transit ASes present in the Internet Routing Table: 217 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: 616 Number of APNIC addresses announced to Internet: 170641004 Equivalent to 10 /8s, 43 /16s and 198 /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: 127604 Total ARIN prefixes after maximum aggregation: 65226 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 124706 Unique aggregates announced from the ARIN address blocks: 71136 ARIN Region origin ASes present in the Internet Routing Table: 9001 ARIN Prefixes per ASN: 13.85 ARIN Region origin ASes announcing only one prefix: 3711 ARIN Region transit ASes present in the Internet Routing Table: 850 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: 2160 Number of ARIN addresses announced to Internet: 1017326633 Equivalent to 60 /8s, 163 /16s and 44 /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: 51427 Total RIPE prefixes after maximum aggregation: 25851 RIPE Deaggregation factor: 1.99 Prefixes being announced from the RIPE address blocks: 54482 Unique aggregates announced from the RIPE address blocks: 37395 RIPE Region origin ASes present in the Internet Routing Table: 4489 RIPE Prefixes per ASN: 12.14 RIPE Region origin ASes announcing only one prefix: 1911 RIPE Region transit ASes present in the Internet Routing Table: 687 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: 1893 Number of RIPE addresses announced to Internet: 282497488 Equivalent to 16 /8s, 214 /16s and 145 /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: 57315 Total LACNIC prefixes after maximum aggregation: 16756 LACNIC Deaggregation factor: 3.42 Prefixes being announced from the LACNIC address blocks: 55107 Unique aggregates announced from the LACNIC address blocks: 24463 LACNIC Region origin ASes present in the Internet Routing Table: 4637 LACNIC Prefixes per ASN: 11.88 LACNIC Region origin ASes announcing only one prefix: 1630 LACNIC Region transit ASes present in the Internet Routing Table: 931 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: 3601 Number of LACNIC addresses announced to Internet: 105803616 Equivalent to 6 /8s, 78 /16s and 111 /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: 10579 Total AfriNIC prefixes after maximum aggregation: 2231 AfriNIC Deaggregation factor: 4.74 Prefixes being announced from the AfriNIC address blocks: 16645 Unique aggregates announced from the AfriNIC address blocks: 7396 AfriNIC Region origin ASes present in the Internet Routing Table: 291 AfriNIC Prefixes per ASN: 57.20 AfriNIC Region origin ASes announcing only one prefix: 113 AfriNIC Region transit ASes present in the Internet Routing Table: 81 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: 156 Number of AfriNIC addresses announced to Internet: 46317568 Equivalent to 2 /8s, 194 /16s and 192 /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 2715 170 523 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 14306 41156 5580 AMAZON-02 - Amazon.com, Inc., US 22773 4779 3098 362 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 1623 1340 747 DNIC-ASBLK-00306-00371 - United States De 19901 1476 737 688 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 4969 306 72 ALJAWWALSTC-AS, SA 25019 1236 1336 145 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 746 54 659 CDNEXT, GB 8376 667 54 30 Jordan Data Communications, JO 51167 565 113 248 CONTABO, DE 5511 525 97 446 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 6701 1877 798 UNINET, MX 11830 1992 369 65 Instituto Costarricense de Electricidad y 10620 1445 202 1092 Telmex Colombia S.A., CO 11664 1413 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 1052 2475 94 TIM SA, BR 18881 943 1127 31 TELEFONICA BRASIL S.A, BR 27651 849 140 44 ENTEL CHILE S.A., CL 52468 692 43 209 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 880 389 16 LINKdotNET-AS, EG 20011 580 154 212 NTT-DATA-Inc, ZA 36914 560 82 3 KENET-AS, KE 36935 557 515 10 Vodafone-, EG 36903 508 236 349 MT-MPLS, MA 29571 460 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 14306 41156 5580 AMAZON-02 - Amazon.com, Inc., US 9808 13541 8729 120 CHINAMOBILE-CN China Mobile Communication 8151 6701 1877 798 UNINET, MX 39891 4969 306 72 ALJAWWALSTC-AS, SA 22773 4779 3098 362 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 2715 170 523 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 6701 5903 UNINET, MX 39891 4969 4897 ALJAWWALSTC-AS, SA 22773 4779 4417 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3406 3217 CMNET-JIANGSU-AP China Mobile communications co 17561 2715 2192 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 23.176.104.0/24 Origin: 32097 WII - WholeSale Internet, Inc., US 23.176.104.0/24 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 /12:159 /13:216 /14:579 /15:1076 /16:7488 /17:3477 /18:4220 /19:7690 /20:13477 /21:16019 /22:28727 /23:30066 /24:177310 /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 3692 6701 UNINET, MX 39891 3655 4969 ALJAWWALSTC-AS, SA 22773 3054 4779 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2602 14306 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 1034 1476 BRIGHTSPEED - Brightspeed, US 36352 1026 2363 AS-COLOCROSSING - HostPapa, US 209 951 1635 CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC, US 7459 898 1255 GRANDECOM-AS1 - Grande Communications Networks, LLC, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:72 2:405 3:977 4:5 5:1165 6:177 7:5 8:636 9:7 11:172 12:870 13:579 14:179 15:396 16:149 17:3 18:911 20:341 21:4 22:188 23:2803 24:658 27:44 29:19 31:503 32:13 34:9 35:184 36:3361 37:627 38:2457 39:851 40:260 41:1081 42:22 43:217 44:28 45:4667 46:934 47:166 48:20 49:21 50:496 51:519 52:1106 54:249 55:1102 56:11 57:33 58:48 59:36 60:74 61:56 62:611 63:713 64:2216 65:984 66:2384 67:1110 68:493 69:1227 70:429 71:151 72:692 74:982 75:275 76:225 77:442 78:561 79:246 80:358 81:423 82:844 83:206 84:360 85:627 86:255 87:204 88:269 89:571 90:103 91:924 92:696 93:890 94:985 95:1254 96:284 97:46 98:389 99:278 100:22 101:27 102:472 103:1279 104:1728 105:132 107:1757 108:508 109:365 110:104 111:2802 112:1290 113:34 114:35 115:54 116:54 117:1609 118:65 119:86 120:2018 121:35 122:42 123:123 124:71 125:26 126:1 128:607 129:357 130:716 131:1197 132:552 133:218 134:499 135:135 136:720 137:607 138:1035 139:458 140:777 141:429 142:1465 143:887 144:483 145:206 146:668 147:506 148:1012 149:787 150:237 151:913 152:819 153:293 154:2581 155:1006 156:2286 157:465 158:655 159:812 160:694 161:711 162:988 163:410 164:737 165:640 166:561 167:717 168:1496 169:200 170:1888 171:104 172:1580 173:759 174:272 175:90 176:629 177:1072 178:657 179:926 180:37 181:2579 182:31 183:1699 184:437 185:3317 186:3447 187:1649 188:1041 189:1919 190:6257 191:550 192:5063 193:1756 194:1116 195:932 196:694 197:1120 198:2643 199:2490 200:4553 201:3668 202:1044 203:825 204:2143 205:1809 206:1480 207:1691 208:1612 209:1968 210:349 211:519 212:1020 213:888 214:988 215:43 216:2491 217:560 218:656 219:18 220:79 221:537 222:27 223:1684 End of report