IPv4 R&E Routing Table Report 20:15 GMT Tue 09 Jun, 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: 292556 Prefixes after maximum aggregation (per Origin AS): 121013 Deaggregation factor: 2.42 Unique aggregates announced (without unneeded subnets): 152594 Number of IPv4 prefixes with a valid ROA: 181128 Number of IPv4 prefixes with an invalid ROA: 216 Number of IPv4 prefixes with no ROA: 111212 Total ASes present in the Internet Routing Table: 20370 Prefixes per ASN: 14.36 Origin-only ASes present in the Internet Routing Table: 17488 Origin ASes announcing only one prefix: 7795 Transit ASes present in the Internet Routing Table: 2882 Transit-only ASes present in the Internet Routing Table: 727 Paths with bogon ASNs present in the IPv4 Routing Table: 10 Average AS path length visible in the Internet Routing Table: 5.9 Max AS path length visible: 46 Max AS path prepend of ASN ( 30075) 41 Prefixes from unregistered ASNs in the Routing Table: 220 Number of instances of unregistered ASNs: 249 Number of 32-bit ASNs allocated by the RIRs: 50046 Number of 32-bit ASNs visible in the Routing Table: 8438 Prefixes from 32-bit ASNs in the Routing Table: 36757 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: 112 Number of addresses announced to Internet: 1613674245 Equivalent to 96 /8s, 46 /16s and 183 /24s Percentage of available address space announced: 43.6 Percentage of allocated address space announced: 43.6 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: 94803 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43843 Total APNIC prefixes after maximum aggregation: 8586 APNIC Deaggregation factor: 5.11 Prefixes being announced from the APNIC address blocks: 40368 Unique aggregates announced from the APNIC address blocks: 8612 APNIC Region origin ASes present in the Internet Routing Table: 1232 APNIC Prefixes per ASN: 32.77 APNIC Region origin ASes announcing only one prefix: 482 APNIC Region transit ASes present in the Internet Routing Table: 207 Average APNIC Region AS path length visible: 7.6 Max APNIC Region AS path length visible: 14 Number of APNIC region 32-bit ASNs visible in the Routing Table: 603 Number of APNIC addresses announced to Internet: 168838252 Equivalent to 10 /8s, 16 /16s and 68 /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: 129241 Total ARIN prefixes after maximum aggregation: 66059 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 126564 Unique aggregates announced from the ARIN address blocks: 71745 ARIN Region origin ASes present in the Internet Routing Table: 8950 ARIN Prefixes per ASN: 14.14 ARIN Region origin ASes announcing only one prefix: 3700 ARIN Region transit ASes present in the Internet Routing Table: 841 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: 2197 Number of ARIN addresses announced to Internet: 1018915849 Equivalent to 60 /8s, 187 /16s and 108 /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: 52331 Total RIPE prefixes after maximum aggregation: 26643 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 55392 Unique aggregates announced from the RIPE address blocks: 38888 RIPE Region origin ASes present in the Internet Routing Table: 4593 RIPE Prefixes per ASN: 12.06 RIPE Region origin ASes announcing only one prefix: 1958 RIPE Region transit ASes present in the Internet Routing Table: 730 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2012 Number of RIPE addresses announced to Internet: 280386768 Equivalent to 16 /8s, 182 /16s and 92 /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: 57962 Total LACNIC prefixes after maximum aggregation: 16910 LACNIC Deaggregation factor: 3.43 Prefixes being announced from the LACNIC address blocks: 55186 Unique aggregates announced from the LACNIC address blocks: 24765 LACNIC Region origin ASes present in the Internet Routing Table: 4469 LACNIC Prefixes per ASN: 12.35 LACNIC Region origin ASes announcing only one prefix: 1544 LACNIC Region transit ASes present in the Internet Routing Table: 901 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3474 Number of LACNIC addresses announced to Internet: 104676800 Equivalent to 6 /8s, 61 /16s and 61 /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: 8959 Total AfriNIC prefixes after maximum aggregation: 2649 AfriNIC Deaggregation factor: 3.38 Prefixes being announced from the AfriNIC address blocks: 14934 Unique aggregates announced from the AfriNIC address blocks: 8498 AfriNIC Region origin ASes present in the Internet Routing Table: 283 AfriNIC Prefixes per ASN: 52.77 AfriNIC Region origin ASes announcing only one prefix: 111 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: 152 Number of AfriNIC addresses announced to Internet: 40729600 Equivalent to 2 /8s, 109 /16s and 124 /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 13758 8737 119 CHINAMOBILE-CN - China Mobile Communicati 56046 3484 887 189 CMNET-Jiangsu-AP - China Mobile communica 17561 2584 162 499 LCS-AS-AP - LARUS Limited, HK 56041 1859 715 83 CMNET-Zhejiang-AP - China Mobile communic 56047 1718 192 52 CMNET-Hunan-AP - China Mobile communicati 24444 1090 500 78 CMNET-V4shandong-AS-AP - Shandong Mobile 24547 935 177 50 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 56045 915 481 58 CMNET-Jiangxi-AP - China Mobile communica 45102 883 1265 181 ALIBABA-CN-NET - Alibaba (US) Technology 24445 796 497 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 15153 41427 5594 AMAZON-02 - Amazon.com, Inc., US 22773 4769 3099 363 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3136 54728 2387 DNIC-AS-00749 - United States Department 36352 2683 201 1237 AS-COLOCROSSING - HostPapa, US 6167 2154 4364 559 CELLCO-PART - Verizon Business, US 11776 1899 256 225 ATLANTICBB-JOHNSTOWN - Breezeline, US 209 1618 4848 252 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 20057 1462 1001 112 ATT-MOBILITY-LLC-AS20057 - AT&T Enterpris 367 1458 1092 690 DNIC-ASBLK-00306-00371 - United States De 19901 1450 728 657 BRIGHTSPEED - Brightspeed, 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 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 25019 1487 1383 139 SAUDINETSTC-AS - Saudi Telecom Company JS 20940 1262 96 1024 AKAMAI-ASN1 - Akamai International B.V., 34984 1103 137 752 TELLCOM-AS - Superonline Iletisim Hizmetl 3215 876 4818 340 AS3215 - Orange S.A., FR 212238 852 61 755 CDNEXT - Datacamp Limited, GB 8452 824 1841 19 TE-AS - IDDQD-AS, EG 8376 717 54 30 UNSPECIFIED - Jordan Data Communications 202656 589 37 363 XServerCloud - Ivanov Vitaliy Sergeevich, 5511 570 104 488 Opentransit - Orange S.A., FR 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 6768 1747 799 AS8151 - UNINET, MX 11830 1930 369 65 AS11830 - Instituto Costarricense de Elec 10620 1697 230 1217 AS10620 - Telmex Colombia S.A., CO 11664 1478 277 32 AS11664 - Techtel LMDS Comunicaciones Int 3816 1343 772 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1222 371 22 AS6147 - INTEGRATEL PERU S.A.A., PE 26615 1067 2392 100 AS26615 - TIM S/A, BR 18881 981 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 27651 851 140 44 AS27651 - ENTEL CHILE S.A., CL 52468 680 43 234 AS52468 - UFINET PANAMA S.A., PA 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 1279 386 113 Vodafone Data - Vodafone Data, EG 24863 751 118 372 Link Egypt (Link.NET) - Link Egypt (Link. 37069 731 1100 11 The Egyptian Company for Mobile Services 36914 558 82 3 Kenya Education Network - Kenya Education 36903 537 242 345 Office National des Postes et Telecommuni 29571 481 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 36935 408 119 140 Vodafone Data - Vodafone Data, EG 36992 383 432 317 ETISALAT MISR - ETISALAT MISR, EG 2018 374 318 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 15153 41427 5594 AMAZON-02 - Amazon.com, Inc., US 9808 13758 8737 119 CHINAMOBILE-CN - China Mobile Communicati 8151 6768 1747 799 AS8151 - UNINET, MX 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4769 3099 363 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 56046 3484 887 189 CMNET-Jiangsu-AP - China Mobile communica 749 3136 54728 2387 DNIC-AS-00749 - United States Department 36352 2683 201 1237 AS-COLOCROSSING - HostPapa, US 17561 2584 162 499 LCS-AS-AP - LARUS Limited, HK 6167 2154 4364 559 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 13758 13639 CHINAMOBILE-CN - China Mobile Communications Gr 8151 6768 5969 AS8151 - UNINET, MX 39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 4769 4406 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3484 3295 CMNET-Jiangsu-AP - China Mobile communications 17561 2584 2085 LCS-AS-AP - LARUS Limited, HK 11830 1930 1865 AS11830 - Instituto Costarricense de Electricid 56041 1859 1776 CMNET-Zhejiang-AP - China Mobile communications 11776 1899 1674 ATLANTICBB-JOHNSTOWN - Breezeline, US 56047 1718 1666 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 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 21861 UNALLOCATED 12.37.59.0/24 7018 ATT-INTERNET4 - AT&T En 33684 UNALLOCATED 12.37.144.0/24 7018 ATT-INTERNET4 - AT&T En 31781 UNALLOCATED 12.71.107.0/24 7018 ATT-INTERNET4 - AT&T En 21861 UNALLOCATED 12.106.212.0/24 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 23.137.48.0/24 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 23.159.132.0/24 Origin: 32697 NMFN - NM Fiber Network, LLC, US 23.159.132.0/24 Transit: 1299 TWELVE99 - Arelion Sweden AB, SE 23.176.104.0/24 Origin: 27176 DATAWAGON - DataWagon LLC, US 23.176.104.0/24 Transit: 36352 AS-COLOCROSSING - HostPapa, 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 /11:54 /12:161 /13:215 /14:575 /15:1079 /16:7413 /17:3438 /18:4153 /19:7581 /20:12876 /21:16016 /22:27906 /23:30194 /24:180541 /25:64 /26:84 /27:48 /28:20 /29:7 /30:18 /31:0 /32:57 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 3839 6768 AS8151 - UNINET, MX 39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3054 4769 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2738 15153 AMAZON-02 - Amazon.com, Inc., US 11830 1647 1930 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1173 1478 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1068 1697 AS10620 - Telmex Colombia S.A., CO 36352 1048 2683 AS-COLOCROSSING - HostPapa, US 19901 999 1450 BRIGHTSPEED - Brightspeed, US 6167 991 2154 CELLCO-PART - Verizon Business, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:80 2:544 3:1004 4:1 5:1177 6:189 7:5 8:601 9:7 11:172 12:792 13:644 14:175 15:411 16:191 17:3 18:926 20:374 21:4 22:188 23:3014 24:785 27:41 28:1 29:19 31:544 32:13 34:10 35:179 36:3436 37:612 38:2635 39:901 40:60 41:1052 42:20 43:228 44:26 45:4401 46:934 47:200 48:108 49:30 50:492 51:558 52:1155 54:248 55:1172 56:11 57:29 58:97 59:53 60:72 61:70 62:671 63:676 64:2244 65:1033 66:2380 67:1221 68:500 69:1201 70:425 71:141 72:716 74:1023 75:261 76:227 77:512 78:552 79:282 80:299 81:419 82:864 83:198 84:406 85:620 86:271 87:273 88:270 89:668 90:121 91:886 92:596 93:963 94:1004 95:1236 96:292 97:45 98:473 99:321 100:39 101:35 102:425 103:1132 104:1684 105:149 106:7 107:1854 108:567 109:353 110:112 111:2864 112:1330 113:36 114:32 115:62 116:48 117:1657 118:58 119:87 120:2075 121:37 122:55 123:118 124:72 125:19 126:1 128:508 129:390 130:739 131:1242 132:552 133:214 134:570 135:134 136:650 137:635 138:1113 139:465 140:752 141:460 142:1586 143:887 144:521 145:187 146:668 147:500 148:1034 149:830 150:217 151:929 152:876 153:615 154:2460 155:984 156:2261 157:422 158:678 159:902 160:714 161:763 162:975 163:389 164:712 165:634 166:561 167:727 168:1495 169:163 170:1839 171:97 172:1509 173:807 174:356 175:110 176:788 177:1219 178:678 179:935 180:76 181:2719 182:28 183:1759 184:446 185:3379 186:3709 187:1826 188:1079 189:1919 190:6321 191:628 192:5242 193:1709 194:1166 195:980 196:707 197:686 198:2687 199:2525 200:4414 201:3680 202:1045 203:813 204:2164 205:1828 206:1490 207:1730 208:1588 209:1912 210:358 211:520 212:1059 213:863 214:958 215:36 216:2529 217:548 218:673 219:18 220:79 221:539 222:37 223:1725 End of report