IPv4 R&E Routing Table Report 20:15 GMT Mon 19 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: 291499 Prefixes after maximum aggregation (per Origin AS): 119966 Deaggregation factor: 2.43 Unique aggregates announced (without unneeded subnets): 152903 Number of IPv4 prefixes with a valid ROA: 198996 Number of IPv4 prefixes with an invalid ROA: 207 Number of IPv4 prefixes with no ROA: 92296 Total ASes present in the Internet Routing Table: 19835 Prefixes per ASN: 14.70 Origin-only ASes present in the Internet Routing Table: 17017 Origin ASes announcing only one prefix: 7687 Transit ASes present in the Internet Routing Table: 2818 Transit-only ASes present in the Internet Routing Table: 708 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: 221 Number of instances of unregistered ASNs: 222 Number of 32-bit ASNs allocated by the RIRs: 51755 Number of 32-bit ASNs visible in the Routing Table: 8403 Prefixes from 32-bit ASNs in the Routing Table: 37232 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: 139 Number of addresses announced to Internet: 1640770789 Equivalent to 97 /8s, 204 /16s and 44 /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: 92524 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43341 Total APNIC prefixes after maximum aggregation: 8279 APNIC Deaggregation factor: 5.24 Prefixes being announced from the APNIC address blocks: 41789 Unique aggregates announced from the APNIC address blocks: 9247 APNIC Region origin ASes present in the Internet Routing Table: 1222 APNIC Prefixes per ASN: 34.20 APNIC Region origin ASes announcing only one prefix: 475 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: 20 Number of APNIC region 32-bit ASNs visible in the Routing Table: 602 Number of APNIC addresses announced to Internet: 172721228 Equivalent to 10 /8s, 75 /16s and 132 /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: 130974 Total ARIN prefixes after maximum aggregation: 65742 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 127824 Unique aggregates announced from the ARIN address blocks: 71085 ARIN Region origin ASes present in the Internet Routing Table: 8750 ARIN Prefixes per ASN: 14.61 ARIN Region origin ASes announcing only one prefix: 3653 ARIN Region transit ASes present in the Internet Routing Table: 829 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: 2185 Number of ARIN addresses announced to Internet: 1026033929 Equivalent to 61 /8s, 40 /16s and 9 /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: 49267 Total RIPE prefixes after maximum aggregation: 26121 RIPE Deaggregation factor: 1.89 Prefixes being announced from the RIPE address blocks: 52984 Unique aggregates announced from the RIPE address blocks: 38587 RIPE Region origin ASes present in the Internet Routing Table: 4351 RIPE Prefixes per ASN: 12.18 RIPE Region origin ASes announcing only one prefix: 1845 RIPE Region transit ASes present in the Internet Routing Table: 681 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: 2004 Number of RIPE addresses announced to Internet: 295022544 Equivalent to 17 /8s, 149 /16s and 175 /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: 58057 Total LACNIC prefixes after maximum aggregation: 17084 LACNIC Deaggregation factor: 3.40 Prefixes being announced from the LACNIC address blocks: 54792 Unique aggregates announced from the LACNIC address blocks: 27260 LACNIC Region origin ASes present in the Internet Routing Table: 4404 LACNIC Prefixes per ASN: 12.44 LACNIC Region origin ASes announcing only one prefix: 1602 LACNIC Region transit ASes present in the Internet Routing Table: 893 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: 3459 Number of LACNIC addresses announced to Internet: 104008128 Equivalent to 6 /8s, 51 /16s and 9 /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: 9639 Total AfriNIC prefixes after maximum aggregation: 2568 AfriNIC Deaggregation factor: 3.75 Prefixes being announced from the AfriNIC address blocks: 13971 Unique aggregates announced from the AfriNIC address blocks: 6613 AfriNIC Region origin ASes present in the Internet Routing Table: 274 AfriNIC Prefixes per ASN: 50.99 AfriNIC Region origin ASes announcing only one prefix: 112 AfriNIC Region transit ASes present in the Internet Routing Table: 82 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: 42884864 Equivalent to 2 /8s, 142 /16s and 95 /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 13807 8737 135 CHINAMOBILE-CN - China Mobile Communicati 56046 3564 887 194 CMNET-Jiangsu-AP - China Mobile communica 56041 2159 723 110 CMNET-Zhejiang-AP - China Mobile communic 56047 1741 192 52 CMNET-Hunan-AP - China Mobile communicati 24444 1119 500 78 CMNET-V4shandong-AS-AP - Shandong Mobile 24547 959 177 52 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 45102 953 1340 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 666 2153 466 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 17582 42610 5622 AMAZON-02 - Amazon.com, Inc., US 22773 4914 3305 457 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3134 54647 2385 DNIC-AS-00749 - United States Department 6167 2179 4406 559 CELLCO-PART - Verizon Business, US 2914 1638 1632 1241 NTT-DATA-2914 - NTT America, Inc., US 209 1583 4845 242 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 14618 1517 5311 1087 AMAZON-AES - Amazon.com, Inc., US 577 1470 1713 312 BACOM - Bell Canada, CA 20057 1449 972 122 ATT-MOBILITY-LLC-AS20057 - AT&T Enterpris 1540 1447 1668 643 DNIC-ASBLK-01534-01546 - Headquarters, 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 4189 250 71 ALJAWWALSTC-AS - Saudi Telecom Company JS 25019 1343 1379 133 SAUDINETSTC-AS - Saudi Telecom Company JS 20940 1261 98 1031 AKAMAI-ASN1 - Akamai International B.V., 212238 999 70 891 CDNEXT - Datacamp Limited, GB 8452 986 1841 22 TE-AS - IDDQD-AS, EG 34984 982 143 605 TELLCOM-AS - Superonline Iletisim Hizmetl 3215 887 4827 347 AS3215 - Orange S.A., FR 8376 778 54 31 UNSPECIFIED - Jordan Data Communications 5511 702 117 607 Opentransit - Orange S.A., FR 35819 585 549 117 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 8072 2105 879 AS8151 - UNINET, MX 11830 1852 369 65 AS11830 - Instituto Costarricense de Elec 10620 1599 209 1152 AS10620 - Telmex Colombia S.A., CO 11664 1510 277 32 AS11664 - Techtel LMDS Comunicaciones Int 3816 1267 762 225 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1174 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 26615 1037 2262 95 AS26615 - TIM S/A, BR 18881 948 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 52468 765 48 268 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 1427 425 19 Vodafone Data - Vodafone Data, EG 29571 817 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 36935 656 160 163 Vodafone Data - Vodafone Data, EG 37069 640 663 109 The Egyptian Company for Mobile Services 36992 634 935 349 ETISALAT MISR - ETISALAT MISR, EG 36914 545 82 3 Kenya Education Network - Kenya Education 24863 483 61 267 Link Egypt (Link.NET) - Link Egypt (Link. 36903 458 197 320 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 17582 42610 5622 AMAZON-02 - Amazon.com, Inc., US 9808 13807 8737 135 CHINAMOBILE-CN - China Mobile Communicati 8151 8072 2105 879 AS8151 - UNINET, MX 22773 4914 3305 457 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 39891 4189 250 71 ALJAWWALSTC-AS - Saudi Telecom Company JS 56046 3564 887 194 CMNET-Jiangsu-AP - China Mobile communica 749 3134 54647 2385 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 11830 1852 369 65 AS11830 - Instituto Costarricense de Elec 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 13807 13672 CHINAMOBILE-CN - China Mobile Communications Gr 8151 8072 7193 AS8151 - UNINET, MX 22773 4914 4457 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 39891 4189 4118 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 56046 3564 3370 CMNET-Jiangsu-AP - China Mobile communications 56041 2159 2049 CMNET-Zhejiang-AP - China Mobile communications 11830 1852 1787 AS11830 - Instituto Costarricense de Electricid 56047 1741 1689 CMNET-Hunan-AP - China Mobile communications co 6167 2179 1620 CELLCO-PART - Verizon Business, US 11664 1510 1478 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 397274 UNALLOCATED 8.40.70.0/24 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 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 /12:164 /13:224 /14:586 /15:1103 /16:7596 /17:3437 /18:4287 /19:7479 /20:12492 /21:16322 /22:26709 /23:29968 /24:180728 /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 4672 8072 AS8151 - UNINET, MX 16509 3398 17582 AMAZON-02 - Amazon.com, Inc., US 39891 3277 4189 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3134 4914 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 11830 1580 1852 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1223 1510 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 209 919 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 2:589 3:1378 4:1 5:1061 6:204 7:5 8:559 9:38 11:171 12:757 13:1172 14:129 15:423 16:308 17:4 18:1220 20:377 21:4 22:188 23:2852 24:716 27:30 28:8 29:19 31:446 32:11 34:10 35:187 36:3507 37:632 38:2829 39:1001 40:79 41:1161 42:17 43:274 44:31 45:4274 46:932 47:228 48:108 49:54 50:483 51:466 52:1277 54:466 55:1159 56:11 57:35 58:6 59:28 60:11 61:83 62:653 63:719 64:2244 65:1113 66:2404 67:1167 68:504 69:1085 70:421 71:130 72:727 74:988 75:270 76:196 77:469 78:542 79:322 80:283 81:395 82:828 83:205 84:401 85:520 86:291 87:250 88:279 89:606 90:100 91:876 92:604 93:932 94:979 95:1066 96:342 97:43 98:431 99:494 100:18 101:33 102:404 103:1150 104:1616 105:192 106:11 107:1282 108:642 109:381 110:65 111:2961 112:1469 113:37 114:29 115:14 116:69 117:1711 118:57 119:84 120:2168 121:21 122:77 123:43 124:65 125:37 126:1 128:438 129:370 130:759 131:1304 132:484 133:207 134:619 135:173 136:673 137:594 138:1158 139:482 140:762 141:536 142:1602 143:1003 144:572 145:214 146:627 147:497 148:1076 149:855 150:389 151:929 152:799 153:707 154:1660 155:999 156:1703 157:446 158:685 159:955 160:1057 161:769 162:968 163:445 164:781 165:569 166:555 167:742 168:1565 169:170 170:1805 171:99 172:1479 173:784 174:346 175:116 176:906 177:1287 178:515 179:934 180:61 181:2767 182:22 183:1835 184:428 185:3281 186:3598 187:2450 188:910 189:2132 190:6018 191:666 192:5031 193:1721 194:1136 195:960 196:712 197:617 198:2546 199:2514 200:4382 201:3673 202:1037 203:770 204:2016 205:2064 206:1443 207:1775 208:1524 209:1924 210:361 211:548 212:1019 213:834 214:994 215:45 216:2425 217:571 218:690 219:31 220:36 221:564 222:30 223:1765 End of report