IPv4 R&E Routing Table Report 20:15 GMT Wed 11 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: 290527 Prefixes after maximum aggregation (per Origin AS): 118828 Deaggregation factor: 2.44 Unique aggregates announced (without unneeded subnets): 149577 Number of IPv4 prefixes with a valid ROA: 148476 Number of IPv4 prefixes with an invalid ROA: 215 Number of IPv4 prefixes with no ROA: 141836 Total ASes present in the Internet Routing Table: 20578 Prefixes per ASN: 14.12 Origin-only ASes present in the Internet Routing Table: 17694 Origin ASes announcing only one prefix: 7965 Transit ASes present in the Internet Routing Table: 2884 Transit-only ASes present in the Internet Routing Table: 731 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: 253 Number of instances of unregistered ASNs: 282 Number of 32-bit ASNs allocated by the RIRs: 48683 Number of 32-bit ASNs visible in the Routing Table: 8392 Prefixes from 32-bit ASNs in the Routing Table: 35025 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: 1614284741 Equivalent to 96 /8s, 56 /16s and 7 /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: 93293 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43386 Total APNIC prefixes after maximum aggregation: 8543 APNIC Deaggregation factor: 5.08 Prefixes being announced from the APNIC address blocks: 39680 Unique aggregates announced from the APNIC address blocks: 8519 APNIC Region origin ASes present in the Internet Routing Table: 1242 APNIC Prefixes per ASN: 31.95 APNIC Region origin ASes announcing only one prefix: 531 APNIC Region transit ASes present in the Internet Routing Table: 222 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: 586 Number of APNIC addresses announced to Internet: 170565740 Equivalent to 10 /8s, 42 /16s and 160 /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: 127316 Total ARIN prefixes after maximum aggregation: 65221 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 124746 Unique aggregates announced from the ARIN address blocks: 71091 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: 3777 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: 1008473129 Equivalent to 60 /8s, 28 /16s and 20 /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: 51268 Total RIPE prefixes after maximum aggregation: 25797 RIPE Deaggregation factor: 1.99 Prefixes being announced from the RIPE address blocks: 54020 Unique aggregates announced from the RIPE address blocks: 37253 RIPE Region origin ASes present in the Internet Routing Table: 4485 RIPE Prefixes per ASN: 12.04 RIPE Region origin ASes announcing only one prefix: 1912 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: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1893 Number of RIPE addresses announced to Internet: 282200016 Equivalent to 16 /8s, 210 /16s and 7 /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: 57572 Total LACNIC prefixes after maximum aggregation: 16699 LACNIC Deaggregation factor: 3.45 Prefixes being announced from the LACNIC address blocks: 55376 Unique aggregates announced from the LACNIC address blocks: 24624 LACNIC Region origin ASes present in the Internet Routing Table: 4604 LACNIC Prefixes per ASN: 12.03 LACNIC Region origin ASes announcing only one prefix: 1632 LACNIC Region transit ASes present in the Internet Routing Table: 918 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: 3562 Number of LACNIC addresses announced to Internet: 106966880 Equivalent to 6 /8s, 96 /16s and 47 /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: 10732 Total AfriNIC prefixes after maximum aggregation: 2368 AfriNIC Deaggregation factor: 4.53 Prefixes being announced from the AfriNIC address blocks: 16604 Unique aggregates announced from the AfriNIC address blocks: 7999 AfriNIC Region origin ASes present in the Internet Routing Table: 295 AfriNIC Prefixes per ASN: 56.28 AfriNIC Region origin ASes announcing only one prefix: 113 AfriNIC Region transit ASes present in the Internet Routing Table: 82 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: 157 Number of AfriNIC addresses announced to Internet: 45999616 Equivalent to 2 /8s, 189 /16s and 230 /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 13526 8729 120 CHINAMOBILE-CN China Mobile Communication 56046 3406 887 189 CMNET-JIANGSU-AP China Mobile communicati 17561 2602 163 520 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 14149 38820 5526 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 258 216 ATLANTICBB-JOHNSTOWN - Breezeline, US 367 1692 1478 777 DNIC-ASBLK-00306-00371 - United States De 209 1635 4850 260 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 19901 1478 732 688 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 1256 96 1021 AKAMAI-ASN1, NL 25019 1202 1335 138 SAUDINETSTC-AS, SA 34984 995 149 734 TELLCOM-AS, TR 8452 928 1841 21 TE-AS TE-AS, EG 3215 900 4820 300 France Telecom - Orange, FR 212238 703 49 618 CDNEXT, GB 8376 671 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 6805 1887 802 UNINET, MX 11830 1989 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 1255 371 22 INTEGRATEL PERU S.A.A., PE 26615 1017 2486 57 TIM SA, BR 18881 916 1127 31 TELEFONICA BRASIL S.A, BR 27651 849 140 44 ENTEL CHILE S.A., CL 52468 682 43 200 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 1437 461 95 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 566 82 3 KENET-AS, KE 36935 546 515 10 Vodafone-, EG 36903 509 236 347 MT-MPLS, MA 29571 460 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 14149 38820 5526 AMAZON-02 - Amazon.com, Inc., US 9808 13526 8729 120 CHINAMOBILE-CN China Mobile Communication 8151 6805 1887 802 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 163 520 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 13526 13406 CHINAMOBILE-CN China Mobile Communications Grou 8151 6805 6003 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 2082 LCS-AS-AP LARUS Limited, HK 11830 1989 1924 Instituto Costarricense de Electricidad y Telec 56041 1795 1716 CMNET-ZHEJIANG-AP China Mobile communications c 11776 1893 1677 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 /15:1066 /16:7482 /17:3488 /18:4186 /19:7659 /20:13430 /21:15984 /22:28783 /23:29928 /24:177224 /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 3739 6805 UNINET, MX 39891 3655 4969 ALJAWWALSTC-AS, SA 22773 3054 4780 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2515 14149 AMAZON-02 - Amazon.com, Inc., US 11830 1693 1989 Instituto Costarricense de Electricidad y Telecom., CR 11664 1101 1412 Techtel LMDS Comunicaciones Interactivas S.A., AR 36352 1093 2575 AS-COLOCROSSING - HostPapa, US 19901 1040 1478 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 3:981 4:5 5:1150 6:174 7:5 8:641 9:7 11:172 12:886 13:563 14:179 15:364 16:149 17:3 18:910 20:204 21:4 22:188 23:2875 24:657 27:44 29:19 31:472 32:13 34:7 35:182 36:3351 37:625 38:2447 39:851 40:251 41:1142 42:22 43:218 44:27 45:4536 46:928 47:167 48:20 49:21 50:499 51:516 52:1100 54:233 55:1126 56:11 57:31 58:48 59:36 60:73 61:56 62:591 63:720 64:2181 65:988 66:2328 67:1084 68:487 69:1225 70:432 71:155 72:712 74:985 75:289 76:226 77:464 78:569 79:242 80:354 81:421 82:817 83:205 84:340 85:624 86:257 87:202 88:283 89:560 90:104 91:924 92:704 93:886 94:994 95:1275 96:285 97:45 98:388 99:272 100:22 101:24 102:450 103:1218 104:1713 105:132 106:3 107:1769 108:515 109:363 110:103 111:2803 112:1290 113:33 114:34 115:54 116:55 117:1604 118:61 119:84 120:2018 121:35 122:43 123:124 124:69 125:26 128:615 129:383 130:735 131:1220 132:546 133:218 134:506 135:136 136:732 137:612 138:1023 139:459 140:778 141:431 142:1461 143:884 144:492 145:201 146:665 147:503 148:1015 149:790 150:233 151:907 152:797 153:286 154:2578 155:1009 156:2264 157:465 158:653 159:816 160:681 161:743 162:993 163:409 164:735 165:624 166:559 167:717 168:1494 169:204 170:1868 171:104 172:1559 173:785 174:277 175:92 176:662 177:1036 178:655 179:910 180:38 181:2593 182:30 183:1697 184:437 185:3350 186:3475 187:1605 188:1029 189:1934 190:6345 191:563 192:5104 193:1681 194:1113 195:933 196:730 197:1217 198:2680 199:2478 200:4659 201:3669 202:1041 203:822 204:2183 205:1795 206:1456 207:1700 208:1572 209:1929 210:357 211:519 212:1008 213:888 214:987 215:43 216:2495 217:551 218:656 219:18 220:79 221:537 222:30 223:1684 End of report