IPv4 R&E Routing Table Report 20:15 GMT Sat 10 Oct, 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: 295561 Prefixes after maximum aggregation (per Origin AS): 120742 Deaggregation factor: 2.45 Unique aggregates announced (without unneeded subnets): 155106 Number of IPv4 prefixes with a valid ROA: 201644 Number of IPv4 prefixes with an invalid ROA: 198 Number of IPv4 prefixes with no ROA: 93719 Total ASes present in the Internet Routing Table: 19987 Prefixes per ASN: 14.79 Origin-only ASes present in the Internet Routing Table: 17135 Origin ASes announcing only one prefix: 7744 Transit ASes present in the Internet Routing Table: 2852 Transit-only ASes present in the Internet Routing Table: 711 Paths with bogon ASNs present in the IPv4 Routing Table: 7 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 46 Max AS path prepend of ASN ( 30075) 41 Prefixes from unregistered ASNs in the Routing Table: 222 Number of instances of unregistered ASNs: 223 Number of 32-bit ASNs allocated by the RIRs: 51623 Number of 32-bit ASNs visible in the Routing Table: 8507 Prefixes from 32-bit ASNs in the Routing Table: 37472 Number of bogon 32-bit ASNs visible in the Routing Table: 6 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 139 Number of addresses announced to Internet: 1642869157 Equivalent to 97 /8s, 236 /16s and 49 /24s Percentage of available address space announced: 44.4 Percentage of allocated address space announced: 44.4 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: 94300 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 44032 Total APNIC prefixes after maximum aggregation: 8405 APNIC Deaggregation factor: 5.24 Prefixes being announced from the APNIC address blocks: 41684 Unique aggregates announced from the APNIC address blocks: 9149 APNIC Region origin ASes present in the Internet Routing Table: 1219 APNIC Prefixes per ASN: 34.20 APNIC Region origin ASes announcing only one prefix: 478 APNIC Region transit ASes present in the Internet Routing Table: 223 Average APNIC Region AS path length visible: 7.6 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 601 Number of APNIC addresses announced to Internet: 173528652 Equivalent to 10 /8s, 87 /16s and 214 /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: 131928 Total ARIN prefixes after maximum aggregation: 65882 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 129139 Unique aggregates announced from the ARIN address blocks: 71802 ARIN Region origin ASes present in the Internet Routing Table: 8724 ARIN Prefixes per ASN: 14.80 ARIN Region origin ASes announcing only one prefix: 3637 ARIN Region transit ASes present in the Internet Routing Table: 824 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 46 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2182 Number of ARIN addresses announced to Internet: 1026134473 Equivalent to 61 /8s, 41 /16s and 145 /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, 393216-404380 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: 49602 Total RIPE prefixes after maximum aggregation: 26326 RIPE Deaggregation factor: 1.88 Prefixes being announced from the RIPE address blocks: 53429 Unique aggregates announced from the RIPE address blocks: 39162 RIPE Region origin ASes present in the Internet Routing Table: 4443 RIPE Prefixes per ASN: 12.03 RIPE Region origin ASes announcing only one prefix: 1869 RIPE Region transit ASes present in the Internet Routing Table: 686 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: 2040 Number of RIPE addresses announced to Internet: 295318224 Equivalent to 17 /8s, 154 /16s and 50 /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 196608-219547 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: 59789 Total LACNIC prefixes after maximum aggregation: 17363 LACNIC Deaggregation factor: 3.44 Prefixes being announced from the LACNIC address blocks: 56443 Unique aggregates announced from the LACNIC address blocks: 27388 LACNIC Region origin ASes present in the Internet Routing Table: 4485 LACNIC Prefixes per ASN: 12.58 LACNIC Region origin ASes announcing only one prefix: 1647 LACNIC Region transit ASes present in the Internet Routing Table: 919 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3529 Number of LACNIC addresses announced to Internet: 105056448 Equivalent to 6 /8s, 67 /16s and 8 /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: 9988 Total AfriNIC prefixes after maximum aggregation: 2594 AfriNIC Deaggregation factor: 3.85 Prefixes being announced from the AfriNIC address blocks: 14727 Unique aggregates announced from the AfriNIC address blocks: 7477 AfriNIC Region origin ASes present in the Internet Routing Table: 277 AfriNIC Prefixes per ASN: 53.17 AfriNIC Region origin ASes announcing only one prefix: 113 AfriNIC Region transit ASes present in the Internet Routing Table: 78 Average AfriNIC Region AS path length visible: 6.3 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 155 Number of AfriNIC addresses announced to Internet: 42736640 Equivalent to 2 /8s, 140 /16s and 28 /24s AfriNIC AS Blocks 36864-37887, 327680-330751 & 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 13823 8737 135 CHINAMOBILE-CN China Mobile Communication 56046 3557 887 191 CMNET-JIANGSU-AP China Mobile communicati 56041 2152 723 110 CMNET-ZHEJIANG-AP China Mobile communicat 56047 1741 192 52 CMNET-HUNAN-AP China Mobile communication 24444 1117 500 78 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17561 1094 69 211 LCS-AS-AP LARUS Limited, HK 24547 959 177 52 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 56045 940 481 56 CMNET-JIANGXI-AP China Mobile communicati 45102 935 1337 194 ALIBABA-CN-NET Alibaba US Technology Co., 24445 911 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic 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 18661 42593 5616 AMAZON-02 - Amazon.com, Inc., US 22773 4908 3291 451 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3133 54647 2384 DNIC-AS-00749 - United States Department 6167 2178 4398 559 CELLCO-PART - Verizon Business, US 209 1583 4845 242 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 2914 1580 1626 1187 NTT-DATA-2914 - NTT America, Inc., US 577 1467 1713 311 BACOM - Bell Canada, CA 14618 1464 5311 1083 AMAZON-AES - Amazon.com, Inc., US 20057 1449 972 122 ATT-MOBILITY-LLC-AS20057 - AT&T Enterpris 11776 1367 184 237 ATLANTICBB-JOHNSTOWN - Breezeline, US 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 4121 245 67 ALJAWWALSTC-AS, SA 34984 1240 172 756 TELLCOM-AS, TR 20940 1230 96 1007 AKAMAI-ASN1, NL 25019 1216 1383 139 SAUDINETSTC-AS, SA 212238 1027 72 916 CDNEXT, GB 8452 970 1841 19 TE-AS TE-AS, EG 3215 883 4826 343 France Telecom - Orange, FR 8376 764 54 31 UNSPECIFIED - Jordan Data Communications 5511 701 117 606 OPENTRANSIT, FR 35819 570 530 120 MOBILY-AS Etihad Etisalat Company Mobily, 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 8619 2199 889 UNINET, MX 11830 1860 369 65 Instituto Costarricense de Electricidad y 10620 1595 208 1148 Telmex Colombia S.A., CO 11664 1507 277 32 Techtel LMDS Comunicaciones Interactivas 3816 1267 762 225 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6147 1178 371 21 INTEGRATEL PERU S.A.A., PE 26615 1035 2262 94 TIM SA, BR 18881 953 1127 31 TELEFONICA BRASIL S.A, BR 52468 771 49 268 UFINET PANAMA S.A., PA 28006 657 74 314 CORPORACION NACIONAL DE TELECOMUNICACIONE 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 1427 425 19 RAYA-AS, EG 37069 1013 1060 46 MOBINIL, EG 29571 707 70 18 ORANGE-COTE-IVOIRE, CI 36935 652 160 160 Vodafone-, EG 36992 632 938 349 ETISALAT-MISR, EG 36914 547 82 3 KENET-AS, KE 36903 538 239 351 MT-MPLS, MA 24863 469 59 258 LINKdotNET-AS, EG 2018 375 318 69 TENET-1, ZA 37693 352 600 43 TUNISIANA, TN 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 18661 42593 5616 AMAZON-02 - Amazon.com, Inc., US 9808 13823 8737 135 CHINAMOBILE-CN China Mobile Communication 8151 8619 2199 889 UNINET, MX 22773 4908 3291 451 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 39891 4121 245 67 ALJAWWALSTC-AS, SA 56046 3557 887 191 CMNET-JIANGSU-AP China Mobile communicati 749 3133 54647 2384 DNIC-AS-00749 - United States Department 6167 2178 4398 559 CELLCO-PART - Verizon Business, US 56041 2152 723 110 CMNET-ZHEJIANG-AP China Mobile communicat 11830 1860 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 13823 13688 CHINAMOBILE-CN China Mobile Communications Grou 8151 8619 7730 UNINET, MX 22773 4908 4457 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 39891 4121 4054 ALJAWWALSTC-AS, SA 56046 3557 3366 CMNET-JIANGSU-AP China Mobile communications co 56041 2152 2042 CMNET-ZHEJIANG-AP China Mobile communications c 11830 1860 1795 Instituto Costarricense de Electricidad y Telec 56047 1741 1689 CMNET-HUNAN-AP China Mobile communications corp 6167 2178 1619 CELLCO-PART - Verizon Business, US 11664 1507 1475 Techtel LMDS Comunicaciones Interactivas S.A., 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 23338 UNALLOCATED 8.14.84.0/22 33667 CMCS - Comcast Cable Co 396243 UNALLOCATED 8.34.113.0/24 3356 LEVEL3 - Level 3 Parent 397274 UNALLOCATED 8.36.79.0/24 3356 LEVEL3 - Level 3 Parent 396243 UNALLOCATED 8.37.112.0/24 3356 LEVEL3 - Level 3 Parent 396243 UNALLOCATED 8.37.123.0/24 3356 LEVEL3 - Level 3 Parent 397274 UNALLOCATED 8.40.70.0/24 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 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 23.130.160.0/24 Origin: 16509 AMAZON-02 - Amazon.com, Inc., US 23.130.160.0/24 Transit: 24482 SGGS-AS-AP SG.GS, SG 23.133.212.0/24 Origin: 18604 AIHOST - Ai Host, LLC, ZZ 23.133.212.0/24 Transit: 394625 WHITELABELIT - WhiteLabel IT Solutions C 23.137.48.0/24 Origin: 16904 ARVIG-16904 - Arvig Enterprises Inc., US 23.137.48.0/24 Transit: 3257 GTT-BACKBONE GTT, US 23.138.188.0/24 Origin: 401371 DEEP-TO-ONE-INC - Deep To One Inc, ZZ 23.138.188.0/24 Transit: 154309 INTELLIGENT1-AS-AP Intelligent Cloud Lim 23.140.216.0/24 Origin: 27176 DATAWAGON - DataWagon LLC, US 23.140.216.0/24 Transit: 20278 NEXEON - Nexeon Technologies, Inc., 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 /11:56 /12:161 /13:223 /14:584 /15:1105 /16:7637 /17:3460 /18:4300 /19:7572 /20:12895 /21:16492 /22:26776 /23:30216 /24:183732 /25:63 /26:83 /27:46 /28:20 /29:8 /30:18 /31:1 /32:57 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 5011 8619 UNINET, MX 16509 3610 18661 AMAZON-02 - Amazon.com, Inc., US 39891 3211 4121 ALJAWWALSTC-AS, SA 22773 3134 4908 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 11830 1586 1860 Instituto Costarricense de Electricidad y Telecom., CR 11664 1220 1507 Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1038 1595 Telmex Colombia S.A., CO 6167 1003 2178 CELLCO-PART - Verizon Business, US 7459 965 1323 GRANDECOM-AS1 - Grande Communications Networks, LLC, US 209 919 1583 CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:98 2:569 3:1836 4:1 5:1064 6:202 7:5 8:707 9:23 11:171 12:760 13:1284 14:134 15:424 16:251 17:4 18:1730 20:374 21:4 22:188 23:2830 24:748 27:21 28:8 29:19 31:454 32:11 34:10 35:186 36:3496 37:656 38:2821 39:998 40:86 41:1141 42:17 43:272 44:31 45:4438 46:929 47:228 48:108 49:54 50:483 51:488 52:1335 54:453 55:1148 56:11 57:35 58:6 59:26 60:12 61:79 62:673 63:723 64:2229 65:1115 66:2417 67:1159 68:503 69:1113 70:422 71:131 72:732 74:986 75:286 76:201 77:480 78:547 79:308 80:285 81:389 82:838 83:211 84:408 85:531 86:287 87:255 88:286 89:665 90:101 91:898 92:600 93:942 94:979 95:1102 96:343 97:42 98:431 99:504 100:17 101:31 102:386 103:1131 104:1617 105:188 106:10 107:1303 108:954 109:383 110:65 111:2961 112:1454 113:37 114:25 115:17 116:58 117:1709 118:57 119:84 120:2193 121:21 122:77 123:43 124:67 125:37 126:1 128:438 129:370 130:750 131:1309 132:492 133:207 134:584 135:149 136:640 137:628 138:1130 139:477 140:762 141:526 142:1595 143:1014 144:571 145:214 146:638 147:503 148:1073 149:843 150:376 151:964 152:789 153:687 154:1938 155:1006 156:1793 157:421 158:684 159:971 160:965 161:779 162:979 163:444 164:764 165:575 166:553 167:750 168:1549 169:177 170:1799 171:94 172:1469 173:778 174:347 175:121 176:890 177:1288 178:545 179:944 180:58 181:2785 182:22 183:1829 184:429 185:3392 186:3531 187:2741 188:855 189:2190 190:6340 191:612 192:5032 193:1726 194:1152 195:1002 196:722 197:629 198:2556 199:2495 200:4440 201:3824 202:1031 203:761 204:1970 205:2049 206:1456 207:1773 208:1520 209:1925 210:360 211:548 212:1054 213:873 214:986 215:44 216:2442 217:592 218:691 219:31 220:36 221:564 222:34 223:1763 End of report