IPv4 R&E Routing Table Report 20:15 GMT Mon 22 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: 292985 Prefixes after maximum aggregation (per Origin AS): 120015 Deaggregation factor: 2.44 Unique aggregates announced (without unneeded subnets): 151690 Number of IPv4 prefixes with a valid ROA: 184418 Number of IPv4 prefixes with an invalid ROA: 215 Number of IPv4 prefixes with no ROA: 108352 Total ASes present in the Internet Routing Table: 20052 Prefixes per ASN: 14.61 Origin-only ASes present in the Internet Routing Table: 17236 Origin ASes announcing only one prefix: 7727 Transit ASes present in the Internet Routing Table: 2816 Transit-only ASes present in the Internet Routing Table: 708 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: 246 Number of instances of unregistered ASNs: 275 Number of 32-bit ASNs allocated by the RIRs: 50222 Number of 32-bit ASNs visible in the Routing Table: 8181 Prefixes from 32-bit ASNs in the Routing Table: 36192 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: 116 Number of addresses announced to Internet: 1632898565 Equivalent to 97 /8s, 84 /16s and 14 /24s Percentage of available address space announced: 44.1 Percentage of allocated address space announced: 44.1 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: 94324 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 44508 Total APNIC prefixes after maximum aggregation: 8648 APNIC Deaggregation factor: 5.15 Prefixes being announced from the APNIC address blocks: 40507 Unique aggregates announced from the APNIC address blocks: 8603 APNIC Region origin ASes present in the Internet Routing Table: 1232 APNIC Prefixes per ASN: 32.88 APNIC Region origin ASes announcing only one prefix: 488 APNIC Region transit ASes present in the Internet Routing Table: 204 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: 606 Number of APNIC addresses announced to Internet: 168823148 Equivalent to 10 /8s, 16 /16s and 9 /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: 129487 Total ARIN prefixes after maximum aggregation: 66037 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 126798 Unique aggregates announced from the ARIN address blocks: 71807 ARIN Region origin ASes present in the Internet Routing Table: 8905 ARIN Prefixes per ASN: 14.24 ARIN Region origin ASes announcing only one prefix: 3698 ARIN Region transit ASes present in the Internet Routing Table: 837 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: 2180 Number of ARIN addresses announced to Internet: 1018764041 Equivalent to 60 /8s, 185 /16s and 27 /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: 51957 Total RIPE prefixes after maximum aggregation: 26390 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 55013 Unique aggregates announced from the RIPE address blocks: 38439 RIPE Region origin ASes present in the Internet Routing Table: 4577 RIPE Prefixes per ASN: 12.02 RIPE Region origin ASes announcing only one prefix: 1969 RIPE Region transit ASes present in the Internet Routing Table: 725 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1995 Number of RIPE addresses announced to Internet: 297926608 Equivalent to 17 /8s, 193 /16s and 255 /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: 57387 Total LACNIC prefixes after maximum aggregation: 16444 LACNIC Deaggregation factor: 3.49 Prefixes being announced from the LACNIC address blocks: 54583 Unique aggregates announced from the LACNIC address blocks: 24359 LACNIC Region origin ASes present in the Internet Routing Table: 4224 LACNIC Prefixes per ASN: 12.92 LACNIC Region origin ASes announcing only one prefix: 1463 LACNIC Region transit ASes present in the Internet Routing Table: 847 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3241 Number of LACNIC addresses announced to Internet: 104971456 Equivalent to 6 /8s, 65 /16s and 188 /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: 9400 Total AfriNIC prefixes after maximum aggregation: 2315 AfriNIC Deaggregation factor: 4.06 Prefixes being announced from the AfriNIC address blocks: 15968 Unique aggregates announced from the AfriNIC address blocks: 8392 AfriNIC Region origin ASes present in the Internet Routing Table: 286 AfriNIC Prefixes per ASN: 55.83 AfriNIC Region origin ASes announcing only one prefix: 109 AfriNIC Region transit ASes present in the Internet Routing Table: 77 Average AfriNIC Region AS path length visible: 6.2 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 159 Number of AfriNIC addresses announced to Internet: 42284032 Equivalent to 2 /8s, 133 /16s and 52 /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 13802 8737 119 CHINAMOBILE-CN - China Mobile Communicati 56046 3495 887 189 CMNET-Jiangsu-AP - China Mobile communica 17561 3035 191 540 LCS-AS-AP - LARUS Limited, HK 56041 1905 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 938 177 50 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 56045 913 481 58 CMNET-Jiangxi-AP - China Mobile communica 45102 884 1273 180 ALIBABA-CN-NET - Alibaba (US) Technology 24445 800 497 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 15345 41464 5617 AMAZON-02 - Amazon.com, Inc., US 22773 4773 3099 358 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3138 54728 2389 DNIC-AS-00749 - United States Department 36352 2704 202 1248 AS-COLOCROSSING - HostPapa, US 6167 2160 4383 553 CELLCO-PART - Verizon Business, US 11776 1896 256 225 ATLANTICBB-JOHNSTOWN - Breezeline, US 209 1618 4847 252 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 20057 1463 1001 112 ATT-MOBILITY-LLC-AS20057 - AT&T Enterpris 19901 1433 729 645 BRIGHTSPEED - Brightspeed, US 367 1391 970 652 DNIC-ASBLK-00306-00371 - United States De 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 1488 1383 139 SAUDINETSTC-AS - Saudi Telecom Company JS 20940 1241 95 1014 AKAMAI-ASN1 - Akamai International B.V., 34984 1116 148 756 TELLCOM-AS - Superonline Iletisim Hizmetl 212238 990 69 874 CDNEXT - Datacamp Limited, GB 8452 934 1841 19 TE-AS - IDDQD-AS, EG 3215 874 4814 338 AS3215 - Orange S.A., FR 8376 716 54 31 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 7102 1897 819 AS8151 - UNINET, MX 11830 1909 369 65 AS11830 - Instituto Costarricense de Elec 10620 1665 224 1198 AS10620 - Telmex Colombia S.A., CO 11664 1497 277 34 AS11664 - Techtel LMDS Comunicaciones Int 3816 1340 764 215 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1217 371 22 AS6147 - INTEGRATEL PERU S.A.A., PE 26615 1054 2391 99 AS26615 - TIM S/A, BR 18881 978 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 27651 851 140 44 AS27651 - ENTEL CHILE S.A., CL 52468 701 44 242 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 1439 445 90 Vodafone Data - Vodafone Data, EG 37069 722 1092 14 The Egyptian Company for Mobile Services 24863 640 389 16 Link Egypt (Link.NET) - Link Egypt (Link. 36935 607 150 148 Vodafone Data - Vodafone Data, EG 29571 602 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 36914 556 82 3 Kenya Education Network - Kenya Education 36903 553 246 359 Office National des Postes et Telecommuni 2018 374 318 69 TENET (The UNINET Project) - TENET (The U 36992 374 445 309 ETISALAT MISR - ETISALAT MISR, EG 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 15345 41464 5617 AMAZON-02 - Amazon.com, Inc., US 9808 13802 8737 119 CHINAMOBILE-CN - China Mobile Communicati 8151 7102 1897 819 AS8151 - UNINET, MX 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4773 3099 358 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 56046 3495 887 189 CMNET-Jiangsu-AP - China Mobile communica 749 3138 54728 2389 DNIC-AS-00749 - United States Department 17561 3035 191 540 LCS-AS-AP - LARUS Limited, HK 36352 2704 202 1248 AS-COLOCROSSING - HostPapa, US 6167 2160 4383 553 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 13802 13683 CHINAMOBILE-CN - China Mobile Communications Gr 8151 7102 6283 AS8151 - UNINET, MX 39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 4773 4415 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3495 3306 CMNET-Jiangsu-AP - China Mobile communications 17561 3035 2495 LCS-AS-AP - LARUS Limited, HK 11830 1909 1844 AS11830 - Instituto Costarricense de Electricid 56041 1905 1822 CMNET-Zhejiang-AP - China Mobile communications 11776 1896 1671 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 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 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 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 /13:220 /14:582 /15:1094 /16:7534 /17:3459 /18:4187 /19:7691 /20:12765 /21:15928 /22:27813 /23:30225 /24:180916 /25:64 /26:84 /27:48 /28:20 /29:7 /30:17 /31:0 /32:57 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 4011 7102 AS8151 - UNINET, MX 39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3052 4773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2786 15345 AMAZON-02 - Amazon.com, Inc., US 11830 1628 1909 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1192 1497 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1051 1665 AS10620 - Telmex Colombia S.A., CO 36352 1051 2704 AS-COLOCROSSING - HostPapa, US 6167 994 2160 CELLCO-PART - Verizon Business, US 19901 989 1433 BRIGHTSPEED - Brightspeed, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:81 2:539 3:1018 4:1 5:1162 6:190 7:5 8:600 9:7 11:172 12:790 13:696 14:177 15:412 16:398 17:3 18:936 20:372 21:4 22:188 23:3062 24:793 27:41 28:1 29:19 31:496 32:13 34:10 35:181 36:3441 37:624 38:2670 39:909 40:62 41:1076 42:21 43:229 44:28 45:4377 46:948 47:222 48:108 49:29 50:478 51:552 52:1160 54:254 55:1169 56:11 57:30 58:97 59:55 60:72 61:76 62:636 63:678 64:2227 65:1019 66:2386 67:1207 68:491 69:1162 70:422 71:140 72:721 74:1016 75:260 76:213 77:444 78:535 79:279 80:305 81:417 82:855 83:196 84:391 85:604 86:270 87:268 88:265 89:627 90:117 91:911 92:591 93:963 94:987 95:1237 96:288 97:44 98:468 99:328 100:39 101:34 102:455 103:1146 104:1718 105:176 106:7 107:1867 108:580 109:372 110:111 111:2871 112:1336 113:36 114:49 115:62 116:48 117:1663 118:58 119:92 120:2077 121:37 122:54 123:118 124:72 125:18 128:486 129:388 130:741 131:1239 132:552 133:214 134:570 135:137 136:648 137:635 138:1071 139:466 140:750 141:465 142:1595 143:845 144:523 145:193 146:649 147:488 148:1055 149:836 150:219 151:919 152:877 153:620 154:2814 155:975 156:2360 157:426 158:682 159:909 160:790 161:756 162:946 163:396 164:713 165:633 166:582 167:728 168:1515 169:162 170:1808 171:97 172:1530 173:800 174:355 175:106 176:714 177:1176 178:675 179:947 180:71 181:2678 182:27 183:1775 184:435 185:3261 186:3719 187:1982 188:1061 189:1967 190:6161 191:621 192:5237 193:1739 194:1156 195:977 196:729 197:688 198:2683 199:2525 200:4352 201:3672 202:1051 203:796 204:2124 205:1828 206:1487 207:1733 208:1569 209:1961 210:362 211:528 212:1080 213:863 214:957 215:36 216:2482 217:565 218:673 219:18 220:81 221:540 222:33 223:1728 End of report