IPv4 R&E Routing Table Report 20:15 GMT Sat 04 Jul, 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: 291858 Prefixes after maximum aggregation (per Origin AS): 120111 Deaggregation factor: 2.43 Unique aggregates announced (without unneeded subnets): 151975 Number of IPv4 prefixes with a valid ROA: 184001 Number of IPv4 prefixes with an invalid ROA: 215 Number of IPv4 prefixes with no ROA: 107642 Total ASes present in the Internet Routing Table: 20114 Prefixes per ASN: 14.51 Origin-only ASes present in the Internet Routing Table: 17307 Origin ASes announcing only one prefix: 7756 Transit ASes present in the Internet Routing Table: 2807 Transit-only ASes present in the Internet Routing Table: 705 Paths with bogon ASNs present in the IPv4 Routing Table: 10 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: 239 Number of instances of unregistered ASNs: 268 Number of 32-bit ASNs allocated by the RIRs: 50306 Number of 32-bit ASNs visible in the Routing Table: 8280 Prefixes from 32-bit ASNs in the Routing Table: 35999 Number of bogon 32-bit ASNs visible in the Routing Table: 68 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 117 Number of addresses announced to Internet: 1629811973 Equivalent to 97 /8s, 36 /16s and 245 /24s Percentage of available address space announced: 44.0 Percentage of allocated address space announced: 44.0 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: 93672 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 44408 Total APNIC prefixes after maximum aggregation: 8554 APNIC Deaggregation factor: 5.19 Prefixes being announced from the APNIC address blocks: 40544 Unique aggregates announced from the APNIC address blocks: 8533 APNIC Region origin ASes present in the Internet Routing Table: 1233 APNIC Prefixes per ASN: 32.88 APNIC Region origin ASes announcing only one prefix: 494 APNIC Region transit ASes present in the Internet Routing Table: 211 Average APNIC Region AS path length visible: 7.6 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 612 Number of APNIC addresses announced to Internet: 169201516 Equivalent to 10 /8s, 21 /16s and 207 /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: 128987 Total ARIN prefixes after maximum aggregation: 65812 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 126165 Unique aggregates announced from the ARIN address blocks: 71509 ARIN Region origin ASes present in the Internet Routing Table: 8918 ARIN Prefixes per ASN: 14.15 ARIN Region origin ASes announcing only one prefix: 3694 ARIN Region transit ASes present in the Internet Routing Table: 839 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: 2195 Number of ARIN addresses announced to Internet: 1018231561 Equivalent to 60 /8s, 176 /16s and 251 /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: 52121 Total RIPE prefixes after maximum aggregation: 26357 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 55284 Unique aggregates announced from the RIPE address blocks: 38548 RIPE Region origin ASes present in the Internet Routing Table: 4578 RIPE Prefixes per ASN: 12.08 RIPE Region origin ASes announcing only one prefix: 1975 RIPE Region transit ASes present in the Internet Routing Table: 718 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2032 Number of RIPE addresses announced to Internet: 297942480 Equivalent to 17 /8s, 194 /16s and 61 /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: 56380 Total LACNIC prefixes after maximum aggregation: 16527 LACNIC Deaggregation factor: 3.41 Prefixes being announced from the LACNIC address blocks: 53537 Unique aggregates announced from the LACNIC address blocks: 24300 LACNIC Region origin ASes present in the Internet Routing Table: 4276 LACNIC Prefixes per ASN: 12.52 LACNIC Region origin ASes announcing only one prefix: 1486 LACNIC Region transit ASes present in the Internet Routing Table: 843 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3287 Number of LACNIC addresses announced to Internet: 102789568 Equivalent to 6 /8s, 32 /16s and 113 /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: 9723 Total AfriNIC prefixes after maximum aggregation: 2673 AfriNIC Deaggregation factor: 3.64 Prefixes being announced from the AfriNIC address blocks: 16211 Unique aggregates announced from the AfriNIC address blocks: 8994 AfriNIC Region origin ASes present in the Internet Routing Table: 284 AfriNIC Prefixes per ASN: 57.08 AfriNIC Region origin ASes announcing only one prefix: 107 AfriNIC Region transit ASes present in the Internet Routing Table: 75 Average AfriNIC Region AS path length visible: 6.3 Max AfriNIC Region AS path length visible: 19 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 154 Number of AfriNIC addresses announced to Internet: 41518080 Equivalent to 2 /8s, 121 /16s and 132 /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 13810 8737 120 CHINAMOBILE-CN - China Mobile Communicati 56046 3502 887 189 CMNET-Jiangsu-AP - China Mobile communica 17561 3006 189 529 LCS-AS-AP - LARUS Limited, HK 56041 1909 715 83 CMNET-Zhejiang-AP - China Mobile communic 56047 1719 192 52 CMNET-Hunan-AP - China Mobile communicati 24444 1097 500 78 CMNET-V4shandong-AS-AP - Shandong Mobile 24547 947 177 50 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 56045 913 481 58 CMNET-Jiangxi-AP - China Mobile communica 45102 887 1275 181 ALIBABA-CN-NET - Alibaba (US) Technology 24445 843 497 67 CMNET-V4henan-AS-AP - Henan Mobile Commun 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 15487 41509 5595 AMAZON-02 - Amazon.com, Inc., US 22773 4773 3099 357 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3138 54728 2389 DNIC-AS-00749 - United States Department 36352 2265 188 1345 AS-COLOCROSSING - HostPapa, US 6167 2164 4389 556 CELLCO-PART - Verizon Business, US 11776 1902 256 225 ATLANTICBB-JOHNSTOWN - Breezeline, US 209 1623 4847 252 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 20057 1467 1001 112 ATT-MOBILITY-LLC-AS20057 - AT&T Enterpris 19901 1438 736 647 BRIGHTSPEED - Brightspeed, US 577 1367 852 324 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 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 25019 1483 1383 139 SAUDINETSTC-AS - Saudi Telecom Company JS 20940 1246 96 1019 AKAMAI-ASN1 - Akamai International B.V., 34984 1150 148 756 TELLCOM-AS - Superonline Iletisim Hizmetl 212238 990 69 873 CDNEXT - Datacamp Limited, GB 8452 935 1841 19 TE-AS - IDDQD-AS, EG 3215 875 4814 339 AS3215 - Orange S.A., FR 8376 713 54 30 UNSPECIFIED - Jordan Data Communications 5511 575 105 493 Opentransit - Orange S.A., FR 51167 566 117 249 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 7056 1893 819 AS8151 - UNINET, MX 11830 1909 369 65 AS11830 - Instituto Costarricense de Elec 10620 1639 222 1186 AS10620 - Telmex Colombia S.A., CO 11664 1499 277 34 AS11664 - Techtel LMDS Comunicaciones Int 3816 1342 768 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1207 371 22 AS6147 - INTEGRATEL PERU S.A.A., PE 26615 1058 2384 95 AS26615 - TIM S/A, BR 18881 982 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 52468 717 45 239 AS52468 - UFINET PANAMA S.A., PA 12252 664 164 24 AS12252 - America Movil Peru S.A.C., PE 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 1406 439 89 Vodafone Data - Vodafone Data, EG 29571 784 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 37069 751 1100 11 The Egyptian Company for Mobile Services 24863 722 110 356 Link Egypt (Link.NET) - Link Egypt (Link. 36935 635 155 154 Vodafone Data - Vodafone Data, EG 36914 551 82 3 Kenya Education Network - Kenya Education 36903 532 236 346 Office National des Postes et Telecommuni 36992 458 563 343 ETISALAT MISR - ETISALAT MISR, EG 2018 375 318 69 TENET (The UNINET Project) - TENET (The U 37693 349 599 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 15487 41509 5595 AMAZON-02 - Amazon.com, Inc., US 9808 13810 8737 120 CHINAMOBILE-CN - China Mobile Communicati 8151 7056 1893 819 AS8151 - UNINET, MX 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4773 3099 357 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 56046 3502 887 189 CMNET-Jiangsu-AP - China Mobile communica 749 3138 54728 2389 DNIC-AS-00749 - United States Department 17561 3006 189 529 LCS-AS-AP - LARUS Limited, HK 36352 2265 188 1345 AS-COLOCROSSING - HostPapa, US 6167 2164 4389 556 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 13810 13690 CHINAMOBILE-CN - China Mobile Communications Gr 8151 7056 6237 AS8151 - UNINET, MX 39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 4773 4416 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3502 3313 CMNET-Jiangsu-AP - China Mobile communications 17561 3006 2477 LCS-AS-AP - LARUS Limited, HK 11830 1909 1844 AS11830 - Instituto Costarricense de Electricid 56041 1909 1826 CMNET-Zhejiang-AP - China Mobile communications 11776 1902 1677 ATLANTICBB-JOHNSTOWN - Breezeline, US 56047 1719 1667 CMNET-Hunan-AP - China Mobile communications co 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 396243 UNALLOCATED 8.34.113.0/24 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 400273 UNALLOCATED 8.41.137.0/24 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: 32217 GPIEX - GPIEX INC, US 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., 23.140.216.0/24 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 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 /12:162 /13:221 /14:579 /15:1094 /16:7511 /17:3447 /18:4255 /19:7692 /20:12660 /21:15878 /22:27639 /23:30092 /24:180217 /25:64 /26:84 /27:48 /28:20 /29:7 /30:18 /31:0 /32:58 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 3963 7056 AS8151 - UNINET, MX 39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3053 4773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2876 15487 AMAZON-02 - Amazon.com, Inc., US 11830 1628 1909 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1193 1499 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1026 1639 AS10620 - Telmex Colombia S.A., CO 6167 997 2164 CELLCO-PART - Verizon Business, US 19901 990 1438 BRIGHTSPEED - Brightspeed, US 209 948 1623 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) ---------------------------------------------- 1:81 2:545 3:1018 4:1 5:1147 6:193 7:5 8:596 9:7 11:171 12:785 13:697 14:173 15:412 16:323 17:3 18:940 20:375 21:4 22:188 23:2960 24:795 27:41 28:1 29:19 31:497 32:13 34:10 35:181 36:3450 37:647 38:2666 39:932 40:56 41:1098 42:21 43:232 44:27 45:4333 46:939 47:236 48:108 49:28 50:479 51:557 52:1166 54:254 55:1166 56:11 57:34 58:96 59:54 60:72 61:68 62:637 63:679 64:2285 65:1018 66:2359 67:1194 68:499 69:1174 70:422 71:141 72:724 74:978 75:254 76:220 77:452 78:534 79:269 80:294 81:418 82:782 83:205 84:402 85:616 86:274 87:267 88:273 89:651 90:120 91:916 92:594 93:974 94:995 95:1247 96:296 97:44 98:461 99:335 100:42 101:35 102:461 103:1132 104:1654 105:180 106:7 107:1598 108:584 109:368 110:112 111:2874 112:1344 113:36 114:32 115:57 116:49 117:1680 118:58 119:79 120:2091 121:37 122:53 123:129 124:73 125:18 126:1 128:488 129:382 130:727 131:1245 132:551 133:214 134:567 135:140 136:655 137:638 138:1061 139:477 140:754 141:470 142:1600 143:874 144:537 145:202 146:646 147:491 148:1071 149:850 150:216 151:929 152:822 153:663 154:2888 155:984 156:2340 157:425 158:680 159:913 160:954 161:759 162:950 163:418 164:683 165:613 166:578 167:725 168:1516 169:164 170:1795 171:98 172:1504 173:809 174:359 175:108 176:775 177:1096 178:675 179:934 180:79 181:2727 182:28 183:1781 184:420 185:3338 186:3439 187:2016 188:1066 189:1953 190:6208 191:648 192:5196 193:1734 194:1147 195:976 196:708 197:675 198:2628 199:2476 200:4205 201:3601 202:1036 203:803 204:2113 205:1820 206:1495 207:1736 208:1579 209:1962 210:358 211:523 212:1055 213:839 214:953 215:36 216:2496 217:563 218:677 219:18 220:82 221:543 222:36 223:1734 End of report