IPv4 R&E Routing Table Report 20:15 GMT Sun 25 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: 292878 Prefixes after maximum aggregation (per Origin AS): 120302 Deaggregation factor: 2.43 Unique aggregates announced (without unneeded subnets): 153336 Number of IPv4 prefixes with a valid ROA: 200785 Number of IPv4 prefixes with an invalid ROA: 201 Number of IPv4 prefixes with no ROA: 91892 Total ASes present in the Internet Routing Table: 19746 Prefixes per ASN: 14.83 Origin-only ASes present in the Internet Routing Table: 16965 Origin ASes announcing only one prefix: 7633 Transit ASes present in the Internet Routing Table: 2781 Transit-only ASes present in the Internet Routing Table: 700 Paths with bogon ASNs present in the IPv4 Routing Table: 6 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: 212 Number of instances of unregistered ASNs: 213 Number of 32-bit ASNs allocated by the RIRs: 51889 Number of 32-bit ASNs visible in the Routing Table: 8316 Prefixes from 32-bit ASNs in the Routing Table: 37038 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 112 Number of addresses announced to Internet: 1640916197 Equivalent to 97 /8s, 206 /16s and 100 /24s Percentage of available address space announced: 44.3 Percentage of allocated address space announced: 44.3 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: 93548 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 42980 Total APNIC prefixes after maximum aggregation: 8165 APNIC Deaggregation factor: 5.26 Prefixes being announced from the APNIC address blocks: 41762 Unique aggregates announced from the APNIC address blocks: 9192 APNIC Region origin ASes present in the Internet Routing Table: 1223 APNIC Prefixes per ASN: 34.15 APNIC Region origin ASes announcing only one prefix: 476 APNIC Region transit ASes present in the Internet Routing Table: 225 Average APNIC Region AS path length visible: 7.7 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 600 Number of APNIC addresses announced to Internet: 172721484 Equivalent to 10 /8s, 75 /16s and 133 /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: 131199 Total ARIN prefixes after maximum aggregation: 65779 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 128084 Unique aggregates announced from the ARIN address blocks: 71207 ARIN Region origin ASes present in the Internet Routing Table: 8716 ARIN Prefixes per ASN: 14.70 ARIN Region origin ASes announcing only one prefix: 3639 ARIN Region transit ASes present in the Internet Routing Table: 822 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: 2167 Number of ARIN addresses announced to Internet: 1027040521 Equivalent to 61 /8s, 55 /16s and 101 /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: 50331 Total RIPE prefixes after maximum aggregation: 26703 RIPE Deaggregation factor: 1.88 Prefixes being announced from the RIPE address blocks: 54114 Unique aggregates announced from the RIPE address blocks: 39673 RIPE Region origin ASes present in the Internet Routing Table: 4412 RIPE Prefixes per ASN: 12.27 RIPE Region origin ASes announcing only one prefix: 1859 RIPE Region transit ASes present in the Internet Routing Table: 680 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2031 Number of RIPE addresses announced to Internet: 294183632 Equivalent to 17 /8s, 136 /16s and 226 /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: 58588 Total LACNIC prefixes after maximum aggregation: 17019 LACNIC Deaggregation factor: 3.44 Prefixes being announced from the LACNIC address blocks: 55245 Unique aggregates announced from the LACNIC address blocks: 26933 LACNIC Region origin ASes present in the Internet Routing Table: 4296 LACNIC Prefixes per ASN: 12.86 LACNIC Region origin ASes announcing only one prefix: 1547 LACNIC Region transit ASes present in the Internet Routing Table: 872 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: 3363 Number of LACNIC addresses announced to Internet: 104580288 Equivalent to 6 /8s, 59 /16s and 196 /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: 9568 Total AfriNIC prefixes after maximum aggregation: 2472 AfriNIC Deaggregation factor: 3.87 Prefixes being announced from the AfriNIC address blocks: 13561 Unique aggregates announced from the AfriNIC address blocks: 6230 AfriNIC Region origin ASes present in the Internet Routing Table: 277 AfriNIC Prefixes per ASN: 48.96 AfriNIC Region origin ASes announcing only one prefix: 112 AfriNIC Region transit ASes present in the Internet Routing Table: 85 Average AfriNIC Region AS path length visible: 6.4 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 155 Number of AfriNIC addresses announced to Internet: 42292736 Equivalent to 2 /8s, 133 /16s and 86 /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 13814 8737 135 CHINAMOBILE-CN - China Mobile Communicati 56046 3569 887 194 CMNET-Jiangsu-AP - China Mobile communica 56041 2160 723 110 CMNET-Zhejiang-AP - China Mobile communic 56047 1741 192 52 CMNET-Hunan-AP - China Mobile communicati 24444 1118 500 78 CMNET-V4shandong-AS-AP - Shandong Mobile 24547 961 177 52 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 45102 952 1339 197 ALIBABA-CN-NET - Alibaba (US) Technology 56045 941 481 56 CMNET-Jiangxi-AP - China Mobile communica 24445 911 497 67 CMNET-V4henan-AS-AP - Henan Mobile Commun 2907 665 2152 465 SINET-AS - Research Organization of Infor 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 17379 42609 5652 AMAZON-02 - Amazon.com, Inc., US 22773 4906 3277 458 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3132 54647 2383 DNIC-AS-00749 - United States Department 6167 2179 4406 559 CELLCO-PART - Verizon Business, US 1540 1995 1830 853 DNIC-ASBLK-01534-01546 - Headquarters, US 2914 1642 1631 1246 NTT-DATA-2914 - NTT America, Inc., US 11776 1637 223 274 ATLANTICBB-JOHNSTOWN - Breezeline, US 209 1583 4845 241 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 14618 1518 5311 1085 AMAZON-AES - Amazon.com, Inc., US 577 1471 1713 313 BACOM - Bell Canada, CA 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 4189 250 71 ALJAWWALSTC-AS - Saudi Telecom Company JS 25019 1374 1380 135 SAUDINETSTC-AS - Saudi Telecom Company JS 34984 1324 176 794 TELLCOM-AS - Superonline Iletisim Hizmetl 20940 1256 98 1029 AKAMAI-ASN1 - Akamai International B.V., 212238 1001 70 892 CDNEXT - Datacamp Limited, GB 8452 986 1841 22 TE-AS - IDDQD-AS, EG 3215 887 4827 347 AS3215 - Orange S.A., FR 8376 780 54 30 UNSPECIFIED - Jordan Data Communications 5511 712 119 617 Opentransit - Orange S.A., FR 51167 568 133 250 CONTABO - Contabo GmbH, DE 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 8778 2250 923 AS8151 - UNINET, MX 11830 1850 369 65 AS11830 - Instituto Costarricense de Elec 10620 1578 207 1141 AS10620 - Telmex Colombia S.A., CO 11664 1512 277 32 AS11664 - Techtel LMDS Comunicaciones Int 3816 1268 763 226 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1174 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 26615 1036 2262 94 AS26615 - TIM S/A, BR 18881 949 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 52468 781 49 281 AS52468 - UFINET PANAMA S.A., PA 28006 658 74 314 AS28006 - CORPORACION NACIONAL DE TELECOM 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 1423 425 19 Vodafone Data - Vodafone Data, EG 29571 905 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 37069 664 687 110 The Egyptian Company for Mobile Services 36935 654 161 162 Vodafone Data - Vodafone Data, EG 36914 547 82 3 Kenya Education Network - Kenya Education 36992 533 886 284 ETISALAT MISR - ETISALAT MISR, EG 24863 480 62 266 Link Egypt (Link.NET) - Link Egypt (Link. 36903 420 181 304 Office National des Postes et Telecommuni 2018 375 318 69 Tertiary Education and Research Network o 37693 353 600 43 OOREDOO TUNISIE SA - OOREDOO TUNISIE SA, 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 17379 42609 5652 AMAZON-02 - Amazon.com, Inc., US 9808 13814 8737 135 CHINAMOBILE-CN - China Mobile Communicati 8151 8778 2250 923 AS8151 - UNINET, MX 22773 4906 3277 458 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 39891 4189 250 71 ALJAWWALSTC-AS - Saudi Telecom Company JS 56046 3569 887 194 CMNET-Jiangsu-AP - China Mobile communica 749 3132 54647 2383 DNIC-AS-00749 - United States Department 6167 2179 4406 559 CELLCO-PART - Verizon Business, US 56041 2160 723 110 CMNET-Zhejiang-AP - China Mobile communic 1540 1995 1830 853 DNIC-ASBLK-01534-01546 - Headquarters, 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 13814 13679 CHINAMOBILE-CN - China Mobile Communications Gr 8151 8778 7855 AS8151 - UNINET, MX 22773 4906 4448 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 39891 4189 4118 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 56046 3569 3375 CMNET-Jiangsu-AP - China Mobile communications 56041 2160 2050 CMNET-Zhejiang-AP - China Mobile communications 11830 1850 1785 AS11830 - Instituto Costarricense de Electricid 56047 1741 1689 CMNET-Hunan-AP - China Mobile communications co 6167 2179 1620 CELLCO-PART - Verizon Business, US 11664 1512 1480 AS11664 - Techtel LMDS Comunicaciones Interacti 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 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 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 23.133.212.0/24 Origin: 18604 UNASSIGNED 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 Communications Inc., 23.138.188.0/24 Origin: 401371 UNASSIGNED 23.138.188.0/24 Transit: 154309 INTELLIGENT1-AS-AP - Intelligent Cloud L 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 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS - Charter Communicat 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 /12:163 /13:224 /14:585 /15:1102 /16:7595 /17:3431 /18:4249 /19:7590 /20:12581 /21:16534 /22:26800 /23:30311 /24:181309 /25:61 /26:84 /27:46 /28:19 /29:8 /30:16 /31:1 /32:57 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 5068 8778 AS8151 - UNINET, MX 16509 3370 17379 AMAZON-02 - Amazon.com, Inc., US 39891 3277 4189 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3123 4906 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 11830 1578 1850 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1225 1512 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1021 1578 AS10620 - Telmex Colombia S.A., CO 6167 1003 2179 CELLCO-PART - Verizon Business, US 7459 965 1323 GRANDECOM-AS1 - Grande Communications Networks, LLC, US 34984 925 1324 TELLCOM-AS - Superonline Iletisim Hizmetleri A.S., TR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:91 2:569 3:1335 4:1 5:1078 6:208 7:5 8:555 9:16 11:171 12:752 13:1117 14:127 15:423 16:319 17:4 18:1111 20:377 21:4 22:188 23:2855 24:715 27:21 28:7 29:19 31:451 32:11 34:10 35:187 36:3514 37:649 38:2854 39:1001 40:79 41:1137 42:17 43:275 44:32 45:4197 46:927 47:228 48:108 49:54 50:486 51:501 52:1250 54:447 55:1160 56:11 57:35 58:5 59:28 60:11 61:83 62:641 63:721 64:2230 65:1104 66:2407 67:1170 68:503 69:1068 70:417 71:129 72:721 74:986 75:272 76:196 77:467 78:537 79:329 80:287 81:399 82:818 83:204 84:388 85:533 86:290 87:273 88:270 89:656 90:103 91:989 92:607 93:946 94:1012 95:1094 96:343 97:42 98:407 99:491 100:18 101:32 102:399 103:1111 104:1649 105:190 106:10 107:1312 108:621 109:391 110:65 111:2969 112:1468 113:35 114:29 115:12 116:69 117:1718 118:57 119:88 120:2172 121:24 122:77 123:45 124:65 125:37 126:1 128:434 129:372 130:750 131:1316 132:490 133:206 134:590 135:174 136:675 137:607 138:1193 139:466 140:758 141:571 142:1608 143:994 144:578 145:213 146:636 147:502 148:1087 149:876 150:389 151:988 152:786 153:714 154:1473 155:1039 156:1572 157:446 158:684 159:972 160:1123 161:781 162:974 163:454 164:784 165:571 166:555 167:742 168:1576 169:171 170:1806 171:96 172:1487 173:779 174:345 175:117 176:998 177:1328 178:538 179:932 180:61 181:2772 182:22 183:1838 184:449 185:3366 186:3602 187:2662 188:902 189:2156 190:6065 191:680 192:5058 193:1735 194:1148 195:1014 196:704 197:618 198:2521 199:2522 200:4375 201:3648 202:1028 203:730 204:2014 205:2073 206:1453 207:1778 208:1517 209:1942 210:363 211:548 212:1042 213:878 214:987 215:52 216:2445 217:573 218:690 219:32 220:36 221:564 222:32 223:1768 End of report