IPv4 R&E Routing Table Report 20:15 GMT Thu 12 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: 290435 Prefixes after maximum aggregation (per Origin AS): 118702 Deaggregation factor: 2.45 Unique aggregates announced (without unneeded subnets): 149201 Number of IPv4 prefixes with a valid ROA: 148442 Number of IPv4 prefixes with an invalid ROA: 215 Number of IPv4 prefixes with no ROA: 141778 Total ASes present in the Internet Routing Table: 20522 Prefixes per ASN: 14.15 Origin-only ASes present in the Internet Routing Table: 17649 Origin ASes announcing only one prefix: 7972 Transit ASes present in the Internet Routing Table: 2873 Transit-only ASes present in the Internet Routing Table: 720 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: 48694 Number of 32-bit ASNs visible in the Routing Table: 8366 Prefixes from 32-bit ASNs in the Routing Table: 35037 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: 1614268101 Equivalent to 96 /8s, 55 /16s and 198 /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: 93309 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43310 Total APNIC prefixes after maximum aggregation: 8481 APNIC Deaggregation factor: 5.11 Prefixes being announced from the APNIC address blocks: 39590 Unique aggregates announced from the APNIC address blocks: 8409 APNIC Region origin ASes present in the Internet Routing Table: 1240 APNIC Prefixes per ASN: 31.93 APNIC Region origin ASes announcing only one prefix: 531 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: 19 Number of APNIC region 32-bit ASNs visible in the Routing Table: 581 Number of APNIC addresses announced to Internet: 170378348 Equivalent to 10 /8s, 39 /16s and 196 /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: 127339 Total ARIN prefixes after maximum aggregation: 65231 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 124730 Unique aggregates announced from the ARIN address blocks: 70954 ARIN Region origin ASes present in the Internet Routing Table: 9104 ARIN Prefixes per ASN: 13.70 ARIN Region origin ASes announcing only one prefix: 3780 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: 2194 Number of ARIN addresses announced to Internet: 1008487209 Equivalent to 60 /8s, 28 /16s and 75 /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: 51223 Total RIPE prefixes after maximum aggregation: 25779 RIPE Deaggregation factor: 1.99 Prefixes being announced from the RIPE address blocks: 54023 Unique aggregates announced from the RIPE address blocks: 37295 RIPE Region origin ASes present in the Internet Routing Table: 4494 RIPE Prefixes per ASN: 12.02 RIPE Region origin ASes announcing only one prefix: 1924 RIPE Region transit ASes present in the Internet Routing Table: 694 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: 1908 Number of RIPE addresses announced to Internet: 282144464 Equivalent to 16 /8s, 209 /16s and 46 /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: 57517 Total LACNIC prefixes after maximum aggregation: 16615 LACNIC Deaggregation factor: 3.46 Prefixes being announced from the LACNIC address blocks: 55322 Unique aggregates announced from the LACNIC address blocks: 24360 LACNIC Region origin ASes present in the Internet Routing Table: 4546 LACNIC Prefixes per ASN: 12.17 LACNIC Region origin ASes announcing only one prefix: 1617 LACNIC Region transit ASes present in the Internet Routing Table: 908 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: 3518 Number of LACNIC addresses announced to Internet: 107117152 Equivalent to 6 /8s, 98 /16s and 122 /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: 10794 Total AfriNIC prefixes after maximum aggregation: 2397 AfriNIC Deaggregation factor: 4.50 Prefixes being announced from the AfriNIC address blocks: 16669 Unique aggregates announced from the AfriNIC address blocks: 8092 AfriNIC Region origin ASes present in the Internet Routing Table: 302 AfriNIC Prefixes per ASN: 55.20 AfriNIC Region origin ASes announcing only one prefix: 120 AfriNIC Region transit ASes present in the Internet Routing Table: 83 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: 165 Number of AfriNIC addresses announced to Internet: 46061568 Equivalent to 2 /8s, 190 /16s and 216 /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 13548 8729 120 CHINAMOBILE-CN China Mobile Communication 56046 3406 887 189 CMNET-JIANGSU-AP China Mobile communicati 17561 2602 163 523 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 14130 38819 5507 AMAZON-02 - Amazon.com, Inc., US 22773 4780 3098 362 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 1994 4242 535 CELLCO-PART - Verizon Business, US 11776 1893 258 214 ATLANTICBB-JOHNSTOWN - Breezeline, US 367 1637 1409 755 DNIC-ASBLK-00306-00371 - United States De 209 1635 4850 260 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 19901 1477 732 688 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 20940 1258 97 1023 AKAMAI-ASN1, NL 25019 1202 1335 138 SAUDINETSTC-AS, SA 34984 995 149 734 TELLCOM-AS, TR 8452 929 1841 21 TE-AS TE-AS, EG 3215 900 4820 300 France Telecom - Orange, FR 212238 718 50 633 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 7088 1870 797 UNINET, MX 11830 1992 369 65 Instituto Costarricense de Electricidad y 10620 1520 211 1131 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 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 681 43 199 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 1458 464 90 RAYA-AS, EG 37069 1095 1100 11 MOBINIL, EG 24863 951 389 16 LINKdotNET-AS, EG 20011 580 154 212 NTT-DATA-Inc, ZA 36914 565 82 3 KENET-AS, KE 36935 546 515 10 Vodafone-, EG 36903 503 233 345 MT-MPLS, MA 29571 454 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 14130 38819 5507 AMAZON-02 - Amazon.com, Inc., US 9808 13548 8729 120 CHINAMOBILE-CN China Mobile Communication 8151 7088 1870 797 UNINET, MX 39891 4969 306 72 ALJAWWALSTC-AS, SA 22773 4780 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 2602 163 523 LCS-AS-AP LARUS Limited, HK 36352 2575 211 1008 AS-COLOCROSSING - HostPapa, US 6167 1994 4242 535 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 13548 13428 CHINAMOBILE-CN China Mobile Communications Grou 8151 7088 6291 UNINET, MX 39891 4969 4897 ALJAWWALSTC-AS, SA 22773 4780 4418 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3406 3217 CMNET-JIANGSU-AP China Mobile communications co 17561 2602 2079 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 1893 1679 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: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 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 /14:576 /15:1067 /16:7487 /17:3493 /18:4205 /19:7682 /20:13370 /21:16029 /22:28671 /23:30091 /24:177051 /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 3956 7088 UNINET, MX 39891 3655 4969 ALJAWWALSTC-AS, SA 22773 3054 4780 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2519 14130 AMAZON-02 - Amazon.com, Inc., US 11830 1696 1992 Instituto Costarricense de Electricidad y Telecom., CR 11664 1099 1411 Techtel LMDS Comunicaciones Interactivas S.A., AR 36352 1093 2575 AS-COLOCROSSING - HostPapa, US 19901 1039 1477 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) ---------------------------------------------- 1:71 2:471 3:981 4:5 5:1145 6:174 7:5 8:642 9:7 11:172 12:880 13:564 14:179 15:365 16:149 17:3 18:909 20:308 21:4 22:188 23:2883 24:654 27:44 29:19 31:478 32:13 34:6 35:182 36:3351 37:619 38:2423 39:851 40:251 41:1126 42:22 43:218 44:27 45:4526 46:933 47:167 48:20 49:21 50:503 51:519 52:1096 54:233 55:1118 56:11 57:29 58:48 59:36 60:73 61:57 62:591 63:720 64:2170 65:989 66:2317 67:1090 68:486 69:1227 70:432 71:156 72:705 74:976 75:288 76:226 77:460 78:562 79:241 80:354 81:421 82:824 83:206 84:340 85:623 86:257 87:202 88:279 89:566 90:104 91:923 92:712 93:885 94:992 95:1287 96:285 97:47 98:387 99:272 100:22 101:26 102:454 103:1211 104:1717 105:132 106:3 107:1766 108:515 109:366 110:103 111:2804 112:1273 113:33 114:34 115:54 116:55 117:1615 118:61 119:84 120:2018 121:35 122:43 123:123 124:69 125:26 128:614 129:360 130:728 131:1224 132:545 133:218 134:504 135:136 136:734 137:608 138:1008 139:457 140:758 141:429 142:1456 143:875 144:491 145:204 146:668 147:504 148:1014 149:795 150:231 151:916 152:792 153:288 154:2579 155:1005 156:2264 157:465 158:650 159:814 160:680 161:740 162:994 163:407 164:735 165:627 166:559 167:715 168:1506 169:204 170:1847 171:104 172:1553 173:790 174:274 175:92 176:661 177:1004 178:659 179:895 180:37 181:2585 182:30 183:1697 184:437 185:3321 186:3445 187:1686 188:1026 189:2003 190:6322 191:559 192:5093 193:1688 194:1110 195:926 196:728 197:1219 198:2674 199:2483 200:4586 201:3659 202:1043 203:817 204:2184 205:1793 206:1457 207:1699 208:1574 209:1930 210:351 211:519 212:1007 213:890 214:996 215:43 216:2473 217:554 218:656 219:18 220:79 221:537 222:30 223:1684 End of report