IPv4 R&E Routing Table Report 20:15 GMT Fri 19 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: 292630 Prefixes after maximum aggregation (per Origin AS): 120304 Deaggregation factor: 2.43 Unique aggregates announced (without unneeded subnets): 152219 Number of IPv4 prefixes with a valid ROA: 183505 Number of IPv4 prefixes with an invalid ROA: 217 Number of IPv4 prefixes with no ROA: 108908 Total ASes present in the Internet Routing Table: 20135 Prefixes per ASN: 14.53 Origin-only ASes present in the Internet Routing Table: 17299 Origin ASes announcing only one prefix: 7724 Transit ASes present in the Internet Routing Table: 2836 Transit-only ASes present in the Internet Routing Table: 718 Paths with bogon ASNs present in the IPv4 Routing Table: 9 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: 228 Number of instances of unregistered ASNs: 257 Number of 32-bit ASNs allocated by the RIRs: 50195 Number of 32-bit ASNs visible in the Routing Table: 8286 Prefixes from 32-bit ASNs in the Routing Table: 36136 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: 1631324165 Equivalent to 97 /8s, 60 /16s and 8 /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: 94245 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 44349 Total APNIC prefixes after maximum aggregation: 8514 APNIC Deaggregation factor: 5.21 Prefixes being announced from the APNIC address blocks: 40362 Unique aggregates announced from the APNIC address blocks: 8444 APNIC Region origin ASes present in the Internet Routing Table: 1220 APNIC Prefixes per ASN: 33.08 APNIC Region origin ASes announcing only one prefix: 481 APNIC Region transit ASes present in the Internet Routing Table: 203 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: 592 Number of APNIC addresses announced to Internet: 168764524 Equivalent to 10 /8s, 15 /16s and 36 /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: 129386 Total ARIN prefixes after maximum aggregation: 65944 ARIN Deaggregation factor: 1.96 Prefixes being announced from the ARIN address blocks: 126655 Unique aggregates announced from the ARIN address blocks: 71718 ARIN Region origin ASes present in the Internet Routing Table: 8902 ARIN Prefixes per ASN: 14.23 ARIN Region origin ASes announcing only one prefix: 3697 ARIN Region transit ASes present in the Internet Routing Table: 836 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: 2182 Number of ARIN addresses announced to Internet: 1018701321 Equivalent to 60 /8s, 184 /16s and 38 /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: 51788 Total RIPE prefixes after maximum aggregation: 26336 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 54864 Unique aggregates announced from the RIPE address blocks: 38390 RIPE Region origin ASes present in the Internet Routing Table: 4554 RIPE Prefixes per ASN: 12.05 RIPE Region origin ASes announcing only one prefix: 1956 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: 2006 Number of RIPE addresses announced to Internet: 297804496 Equivalent to 17 /8s, 192 /16s and 34 /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: 57390 Total LACNIC prefixes after maximum aggregation: 16667 LACNIC Deaggregation factor: 3.44 Prefixes being announced from the LACNIC address blocks: 54572 Unique aggregates announced from the LACNIC address blocks: 24593 LACNIC Region origin ASes present in the Internet Routing Table: 4334 LACNIC Prefixes per ASN: 12.59 LACNIC Region origin ASes announcing only one prefix: 1481 LACNIC Region transit ASes present in the Internet Routing Table: 865 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: 3347 Number of LACNIC addresses announced to Internet: 104737216 Equivalent to 6 /8s, 62 /16s and 41 /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: 9489 Total AfriNIC prefixes after maximum aggregation: 2672 AfriNIC Deaggregation factor: 3.55 Prefixes being announced from the AfriNIC address blocks: 16061 Unique aggregates announced from the AfriNIC address blocks: 8984 AfriNIC Region origin ASes present in the Internet Routing Table: 288 AfriNIC Prefixes per ASN: 55.77 AfriNIC Region origin ASes announcing only one prefix: 109 AfriNIC Region transit ASes present in the Internet Routing Table: 78 Average AfriNIC Region AS path length visible: 6.2 Max AfriNIC Region AS path length visible: 19 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 159 Number of AfriNIC addresses announced to Internet: 41187328 Equivalent to 2 /8s, 116 /16s and 120 /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 3041 191 539 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 915 481 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 15344 41455 5615 AMAZON-02 - Amazon.com, Inc., US 22773 4768 3099 357 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3138 54728 2389 DNIC-AS-00749 - United States Department 36352 2705 202 1246 AS-COLOCROSSING - HostPapa, US 6167 2160 4383 553 CELLCO-PART - Verizon Business, US 11776 1895 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 1442 730 654 BRIGHTSPEED - Brightspeed, US 367 1381 970 644 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 1345 1383 139 SAUDINETSTC-AS - Saudi Telecom Company JS 20940 1242 95 1014 AKAMAI-ASN1 - Akamai International B.V., 34984 1089 141 740 TELLCOM-AS - Superonline Iletisim Hizmetl 212238 991 70 875 CDNEXT - Datacamp Limited, GB 8452 929 1841 19 TE-AS - IDDQD-AS, EG 3215 874 4814 338 AS3215 - Orange S.A., FR 8376 718 54 29 UNSPECIFIED - Jordan Data Communications 5511 574 104 492 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 6946 1846 820 AS8151 - UNINET, MX 11830 1910 369 65 AS11830 - Instituto Costarricense de Elec 10620 1659 223 1195 AS10620 - Telmex Colombia S.A., CO 11664 1496 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 981 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 24863 722 110 359 Link Egypt (Link.NET) - Link Egypt (Link. 37069 715 1100 11 The Egyptian Company for Mobile Services 36935 607 150 148 Vodafone Data - Vodafone Data, EG 29571 604 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 36914 554 82 3 Kenya Education Network - Kenya Education 36903 553 246 359 Office National des Postes et Telecommuni 36992 375 445 310 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 15344 41455 5615 AMAZON-02 - Amazon.com, Inc., US 9808 13802 8737 119 CHINAMOBILE-CN - China Mobile Communicati 8151 6946 1846 820 AS8151 - UNINET, MX 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4768 3099 357 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 3041 191 539 LCS-AS-AP - LARUS Limited, HK 36352 2705 202 1246 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 6946 6126 AS8151 - UNINET, MX 39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 4768 4411 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3495 3306 CMNET-Jiangsu-AP - China Mobile communications 17561 3041 2502 LCS-AS-AP - LARUS Limited, HK 11830 1910 1845 AS11830 - Instituto Costarricense de Electricid 56041 1905 1822 CMNET-Zhejiang-AP - China Mobile communications 11776 1895 1670 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 /13:221 /14:582 /15:1094 /16:7514 /17:3454 /18:4151 /19:7649 /20:12586 /21:15945 /22:27969 /23:30186 /24:180708 /25:64 /26:83 /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 3930 6946 AS8151 - UNINET, MX 39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3050 4768 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2786 15344 AMAZON-02 - Amazon.com, Inc., US 11830 1629 1910 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1191 1496 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 36352 1053 2705 AS-COLOCROSSING - HostPapa, US 10620 1045 1659 AS10620 - Telmex Colombia S.A., CO 19901 996 1442 BRIGHTSPEED - Brightspeed, US 6167 994 2160 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) ---------------------------------------------- 1:81 2:540 3:1023 4:1 5:1164 6:190 7:5 8:601 9:7 11:172 12:790 13:690 14:176 15:412 16:275 17:3 18:937 20:374 21:4 22:188 23:3050 24:792 27:40 28:1 29:19 31:499 32:13 34:10 35:181 36:3442 37:643 38:2660 39:909 40:62 41:1071 42:21 43:229 44:26 45:4407 46:942 47:222 48:108 49:30 50:478 51:554 52:1161 54:255 55:1168 56:11 57:30 58:97 59:53 60:72 61:70 62:638 63:675 64:2228 65:1016 66:2386 67:1209 68:488 69:1165 70:424 71:140 72:720 74:1009 75:259 76:213 77:462 78:538 79:281 80:298 81:417 82:857 83:196 84:410 85:596 86:268 87:271 88:265 89:630 90:120 91:872 92:591 93:962 94:981 95:1234 96:288 97:44 98:473 99:331 100:39 101:34 102:468 103:1054 104:1716 105:177 106:7 107:1841 108:581 109:373 110:111 111:2873 112:1336 113:36 114:32 115:62 116:48 117:1663 118:57 119:88 120:2077 121:37 122:54 123:118 124:72 125:19 126:1 128:487 129:385 130:737 131:1250 132:547 133:214 134:569 135:137 136:649 137:621 138:1106 139:465 140:752 141:468 142:1592 143:858 144:526 145:191 146:662 147:487 148:1027 149:843 150:217 151:915 152:881 153:627 154:2812 155:967 156:2363 157:425 158:665 159:908 160:790 161:758 162:945 163:397 164:702 165:630 166:582 167:724 168:1536 169:164 170:1826 171:97 172:1528 173:799 174:356 175:108 176:755 177:1155 178:670 179:926 180:75 181:2734 182:27 183:1775 184:434 185:3278 186:3701 187:1940 188:1063 189:1913 190:6180 191:622 192:5234 193:1731 194:1150 195:955 196:728 197:691 198:2691 199:2513 200:4400 201:3679 202:1039 203:811 204:2114 205:1823 206:1477 207:1731 208:1608 209:1963 210:362 211:527 212:1073 213:863 214:955 215:36 216:2483 217:569 218:673 219:18 220:79 221:540 222:33 223:1728 End of report