IPv4 R&E Routing Table Report 20:15 GMT Thu 22 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: 291529 Prefixes after maximum aggregation (per Origin AS): 120075 Deaggregation factor: 2.43 Unique aggregates announced (without unneeded subnets): 152837 Number of IPv4 prefixes with a valid ROA: 199166 Number of IPv4 prefixes with an invalid ROA: 207 Number of IPv4 prefixes with no ROA: 92156 Total ASes present in the Internet Routing Table: 19909 Prefixes per ASN: 14.64 Origin-only ASes present in the Internet Routing Table: 17065 Origin ASes announcing only one prefix: 7704 Transit ASes present in the Internet Routing Table: 2844 Transit-only ASes present in the Internet Routing Table: 722 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: 218 Number of instances of unregistered ASNs: 219 Number of 32-bit ASNs allocated by the RIRs: 51799 Number of 32-bit ASNs visible in the Routing Table: 8450 Prefixes from 32-bit ASNs in the Routing Table: 37349 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: 1641236453 Equivalent to 97 /8s, 211 /16s and 71 /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: 92658 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43072 Total APNIC prefixes after maximum aggregation: 8210 APNIC Deaggregation factor: 5.25 Prefixes being announced from the APNIC address blocks: 41856 Unique aggregates announced from the APNIC address blocks: 9301 APNIC Region origin ASes present in the Internet Routing Table: 1240 APNIC Prefixes per ASN: 33.75 APNIC Region origin ASes announcing only one prefix: 488 APNIC Region transit ASes present in the Internet Routing Table: 230 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: 612 Number of APNIC addresses announced to Internet: 172696908 Equivalent to 10 /8s, 75 /16s and 37 /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: 131303 Total ARIN prefixes after maximum aggregation: 65799 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 128213 Unique aggregates announced from the ARIN address blocks: 71319 ARIN Region origin ASes present in the Internet Routing Table: 8727 ARIN Prefixes per ASN: 14.69 ARIN Region origin ASes announcing only one prefix: 3641 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: 2174 Number of ARIN addresses announced to Internet: 1027482377 Equivalent to 61 /8s, 62 /16s and 35 /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: 49744 Total RIPE prefixes after maximum aggregation: 26230 RIPE Deaggregation factor: 1.90 Prefixes being announced from the RIPE address blocks: 53519 Unique aggregates announced from the RIPE address blocks: 38914 RIPE Region origin ASes present in the Internet Routing Table: 4382 RIPE Prefixes per ASN: 12.21 RIPE Region origin ASes announcing only one prefix: 1849 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: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2013 Number of RIPE addresses announced to Internet: 294831312 Equivalent to 17 /8s, 146 /16s and 196 /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: 57612 Total LACNIC prefixes after maximum aggregation: 17155 LACNIC Deaggregation factor: 3.36 Prefixes being announced from the LACNIC address blocks: 54264 Unique aggregates announced from the LACNIC address blocks: 26899 LACNIC Region origin ASes present in the Internet Routing Table: 4440 LACNIC Prefixes per ASN: 12.22 LACNIC Region origin ASes announcing only one prefix: 1615 LACNIC Region transit ASes present in the Internet Routing Table: 914 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: 3498 Number of LACNIC addresses announced to Internet: 103488192 Equivalent to 6 /8s, 43 /16s and 26 /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: 9580 Total AfriNIC prefixes after maximum aggregation: 2512 AfriNIC Deaggregation factor: 3.81 Prefixes being announced from the AfriNIC address blocks: 13565 Unique aggregates announced from the AfriNIC address blocks: 6303 AfriNIC Region origin ASes present in the Internet Routing Table: 272 AfriNIC Prefixes per ASN: 49.87 AfriNIC Region origin ASes announcing only one prefix: 111 AfriNIC Region transit ASes present in the Internet Routing Table: 84 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: 153 Number of AfriNIC addresses announced to Internet: 42640128 Equivalent to 2 /8s, 138 /16s and 163 /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 13811 8737 135 CHINAMOBILE-CN - China Mobile Communicati 56046 3569 887 194 CMNET-Jiangsu-AP - China Mobile communica 56041 2159 723 110 CMNET-Zhejiang-AP - China Mobile communic 56047 1737 192 52 CMNET-Hunan-AP - China Mobile communicati 24444 1118 500 78 CMNET-V4shandong-AS-AP - Shandong Mobile 24547 960 177 52 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 45102 947 1335 195 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 17473 42609 5633 AMAZON-02 - Amazon.com, Inc., US 22773 4907 3278 460 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 2000 1831 856 DNIC-ASBLK-01534-01546 - Headquarters, US 11776 1637 223 274 ATLANTICBB-JOHNSTOWN - Breezeline, US 2914 1634 1631 1238 NTT-DATA-2914 - NTT America, Inc., US 209 1583 4845 241 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 14618 1518 5311 1088 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 1377 1380 135 SAUDINETSTC-AS - Saudi Telecom Company JS 20940 1260 98 1031 AKAMAI-ASN1 - Akamai International B.V., 212238 1000 70 891 CDNEXT - Datacamp Limited, GB 8452 986 1841 22 TE-AS - IDDQD-AS, EG 34984 959 138 596 TELLCOM-AS - Superonline Iletisim Hizmetl 3215 887 4827 347 AS3215 - Orange S.A., FR 8376 778 54 31 UNSPECIFIED - Jordan Data Communications 5511 712 119 617 Opentransit - Orange S.A., FR 35819 588 550 118 Mobily-AS - Etihad Etisalat, a joint stoc 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 7336 1893 871 AS8151 - UNINET, MX 11830 1851 369 65 AS11830 - Instituto Costarricense de Elec 10620 1599 209 1152 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 773 49 275 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 817 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 37069 676 703 113 The Egyptian Company for Mobile Services 36935 654 161 162 Vodafone Data - Vodafone Data, EG 36992 644 946 353 ETISALAT MISR - ETISALAT MISR, EG 36914 548 82 3 Kenya Education Network - Kenya Education 24863 462 56 251 Link Egypt (Link.NET) - Link Egypt (Link. 36903 416 179 301 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 17473 42609 5633 AMAZON-02 - Amazon.com, Inc., US 9808 13811 8737 135 CHINAMOBILE-CN - China Mobile Communicati 8151 7336 1893 871 AS8151 - UNINET, MX 22773 4907 3278 460 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 2159 723 110 CMNET-Zhejiang-AP - China Mobile communic 1540 2000 1831 856 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 13811 13676 CHINAMOBILE-CN - China Mobile Communications Gr 8151 7336 6465 AS8151 - UNINET, MX 22773 4907 4447 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 2159 2049 CMNET-Zhejiang-AP - China Mobile communications 11830 1851 1786 AS11830 - Instituto Costarricense de Electricid 56047 1737 1685 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 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS - Charter Communicat 23.142.24.0/24 Origin: 62164 HEYMMAN-2 - Heymman Servers Corporation, 23.142.24.0/24 Transit: 64236 UNREAL-SERVERS - UnReal Servers, LLC, 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 /12:164 /13:224 /14:586 /15:1102 /16:7607 /17:3433 /18:4250 /19:7443 /20:12596 /21:16091 /22:26765 /23:30153 /24:180711 /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 4309 7336 AS8151 - UNINET, MX 16509 3385 17473 AMAZON-02 - Amazon.com, Inc., US 39891 3277 4189 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3124 4907 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 11830 1579 1851 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1225 1512 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1041 1599 AS10620 - Telmex Colombia S.A., CO 6167 1003 2179 CELLCO-PART - Verizon Business, US 7459 965 1323 GRANDECOM-AS1 - Grande Communications Networks, LLC, US 209 920 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) ---------------------------------------------- 1:91 2:595 3:1348 4:1 5:1058 6:208 7:5 8:554 9:16 11:171 12:757 13:1157 14:129 15:423 16:318 17:4 18:1134 20:343 21:4 22:188 23:2848 24:719 27:22 28:7 29:19 31:449 32:11 34:10 35:187 36:3508 37:644 38:2851 39:1001 40:79 41:1162 42:17 43:278 44:31 45:4279 46:933 47:226 48:108 49:54 50:487 51:500 52:1264 54:470 55:1160 56:11 57:36 58:6 59:26 60:11 61:83 62:656 63:721 64:2231 65:1117 66:2403 67:1164 68:504 69:1082 70:418 71:129 72:728 74:988 75:270 76:196 77:474 78:543 79:320 80:286 81:396 82:813 83:204 84:400 85:519 86:291 87:272 88:274 89:663 90:100 91:981 92:607 93:950 94:1000 95:1089 96:343 97:42 98:410 99:496 100:18 101:33 102:409 103:1175 104:1658 105:191 106:10 107:1311 108:617 109:377 110:65 111:2964 112:1468 113:35 114:29 115:14 116:65 117:1717 118:57 119:84 120:2170 121:24 122:77 123:45 124:65 125:37 126:1 128:444 129:370 130:742 131:1313 132:500 133:206 134:589 135:173 136:676 137:607 138:1179 139:474 140:760 141:540 142:1607 143:1002 144:579 145:210 146:638 147:500 148:1081 149:859 150:388 151:951 152:806 153:703 154:1439 155:1035 156:1572 157:442 158:694 159:969 160:1066 161:781 162:981 163:452 164:785 165:572 166:552 167:740 168:1585 169:173 170:1818 171:98 172:1479 173:776 174:344 175:117 176:916 177:1359 178:531 179:920 180:61 181:2783 182:22 183:1835 184:450 185:3317 186:3587 187:2375 188:908 189:1967 190:6072 191:678 192:5061 193:1731 194:1135 195:947 196:714 197:613 198:2545 199:2516 200:4369 201:3654 202:1035 203:764 204:2023 205:2066 206:1437 207:1773 208:1521 209:1934 210:361 211:548 212:1023 213:832 214:994 215:45 216:2435 217:569 218:690 219:31 220:36 221:564 222:31 223:1769 End of report