IPv4 R&E Routing Table Report 20:15 GMT Tue 28 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: 291686 Prefixes after maximum aggregation (per Origin AS): 120074 Deaggregation factor: 2.43 Unique aggregates announced (without unneeded subnets): 150836 Number of IPv4 prefixes with a valid ROA: 185577 Number of IPv4 prefixes with an invalid ROA: 204 Number of IPv4 prefixes with no ROA: 105905 Total ASes present in the Internet Routing Table: 19975 Prefixes per ASN: 14.60 Origin-only ASes present in the Internet Routing Table: 17189 Origin ASes announcing only one prefix: 7750 Transit ASes present in the Internet Routing Table: 2786 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: 5.9 Max AS path length visible: 46 Max AS path prepend of ASN ( 30075) 41 Prefixes from unregistered ASNs in the Routing Table: 216 Number of instances of unregistered ASNs: 245 Number of 32-bit ASNs allocated by the RIRs: 50576 Number of 32-bit ASNs visible in the Routing Table: 8246 Prefixes from 32-bit ASNs in the Routing Table: 36417 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: 129 Number of addresses announced to Internet: 1632057061 Equivalent to 97 /8s, 71 /16s and 54 /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: 92858 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 45158 Total APNIC prefixes after maximum aggregation: 8774 APNIC Deaggregation factor: 5.15 Prefixes being announced from the APNIC address blocks: 40781 Unique aggregates announced from the APNIC address blocks: 8570 APNIC Region origin ASes present in the Internet Routing Table: 1258 APNIC Prefixes per ASN: 32.42 APNIC Region origin ASes announcing only one prefix: 504 APNIC Region transit ASes present in the Internet Routing Table: 222 Average APNIC Region AS path length visible: 7.6 Max APNIC Region AS path length visible: 15 Number of APNIC region 32-bit ASNs visible in the Routing Table: 626 Number of APNIC addresses announced to Internet: 169343852 Equivalent to 10 /8s, 23 /16s and 251 /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: 128643 Total ARIN prefixes after maximum aggregation: 66010 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 125695 Unique aggregates announced from the ARIN address blocks: 70654 ARIN Region origin ASes present in the Internet Routing Table: 8880 ARIN Prefixes per ASN: 14.15 ARIN Region origin ASes announcing only one prefix: 3693 ARIN Region transit ASes present in the Internet Routing Table: 832 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: 2187 Number of ARIN addresses announced to Internet: 1018578921 Equivalent to 60 /8s, 182 /16s and 71 /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: 51341 Total RIPE prefixes after maximum aggregation: 26169 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 54985 Unique aggregates announced from the RIPE address blocks: 38610 RIPE Region origin ASes present in the Internet Routing Table: 4529 RIPE Prefixes per ASN: 12.14 RIPE Region origin ASes announcing only one prefix: 1963 RIPE Region transit ASes present in the Internet Routing Table: 713 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2038 Number of RIPE addresses announced to Internet: 295901136 Equivalent to 17 /8s, 163 /16s and 23 /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: 56525 Total LACNIC prefixes after maximum aggregation: 16462 LACNIC Deaggregation factor: 3.43 Prefixes being announced from the LACNIC address blocks: 53691 Unique aggregates announced from the LACNIC address blocks: 24150 LACNIC Region origin ASes present in the Internet Routing Table: 4206 LACNIC Prefixes per ASN: 12.77 LACNIC Region origin ASes announcing only one prefix: 1479 LACNIC Region transit ASes present in the Internet Routing Table: 829 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3239 Number of LACNIC addresses announced to Internet: 104827072 Equivalent to 6 /8s, 63 /16s and 136 /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: 9803 Total AfriNIC prefixes after maximum aggregation: 2494 AfriNIC Deaggregation factor: 3.93 Prefixes being announced from the AfriNIC address blocks: 16405 Unique aggregates announced from the AfriNIC address blocks: 8749 AfriNIC Region origin ASes present in the Internet Routing Table: 277 AfriNIC Prefixes per ASN: 59.22 AfriNIC Region origin ASes announcing only one prefix: 111 AfriNIC Region transit ASes present in the Internet Routing Table: 72 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: 156 Number of AfriNIC addresses announced to Internet: 43273472 Equivalent to 2 /8s, 148 /16s and 77 /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 13872 8737 120 CHINAMOBILE-CN - China Mobile Communicati 56046 3520 887 190 CMNET-Jiangsu-AP - China Mobile communica 17561 3167 199 577 LCS-AS-AP - LARUS Limited, HK 56041 1925 715 83 CMNET-Zhejiang-AP - China Mobile communic 56047 1726 192 52 CMNET-Hunan-AP - China Mobile communicati 24444 1111 500 78 CMNET-V4shandong-AS-AP - Shandong Mobile 24547 955 177 52 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 56045 916 481 55 CMNET-Jiangxi-AP - China Mobile communica 45102 907 1299 186 ALIBABA-CN-NET - Alibaba (US) Technology 24445 896 497 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 15655 41520 5609 AMAZON-02 - Amazon.com, Inc., US 22773 4789 3108 362 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3134 54727 2385 DNIC-AS-00749 - United States Department 6167 2167 4394 559 CELLCO-PART - Verizon Business, US 209 1593 4846 246 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 20057 1470 1001 112 ATT-MOBILITY-LLC-AS20057 - AT&T Enterpris 36352 1386 132 1068 AS-COLOCROSSING - HostPapa, US 577 1371 852 320 BACOM - Bell Canada, CA 14618 1371 5172 1036 AMAZON-AES - Amazon.com, Inc., US 19901 1370 736 624 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 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS 25019 1484 1383 139 SAUDINETSTC-AS - Saudi Telecom Company JS 20940 1224 94 1009 AKAMAI-ASN1 - Akamai International B.V., 34984 1106 151 778 TELLCOM-AS - Superonline Iletisim Hizmetl 212238 979 69 870 CDNEXT - Datacamp Limited, GB 8452 935 1841 19 TE-AS - IDDQD-AS, EG 3215 876 4814 340 AS3215 - Orange S.A., FR 8376 732 54 31 UNSPECIFIED - Jordan Data Communications 5511 608 109 525 Opentransit - Orange S.A., FR 35819 569 538 131 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 7220 1970 801 AS8151 - UNINET, MX 11830 1898 369 65 AS11830 - Instituto Costarricense de Elec 10620 1670 224 1198 AS10620 - Telmex Colombia S.A., CO 11664 1491 277 34 AS11664 - Techtel LMDS Comunicaciones Int 3816 1342 768 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1211 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 26615 1038 2383 94 AS26615 - TIM S/A, BR 18881 973 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 52468 740 47 249 AS52468 - UFINET PANAMA S.A., PA 12252 657 164 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 1414 424 87 Vodafone Data - Vodafone Data, EG 29571 817 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 24863 763 167 338 Link Egypt (Link.NET) - Link Egypt (Link. 37069 695 1100 11 The Egyptian Company for Mobile Services 36935 641 517 18 Vodafone Data - Vodafone Data, EG 36914 554 82 3 Kenya Education Network - Kenya Education 36903 536 239 348 Office National des Postes et Telecommuni 36992 492 665 354 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 15655 41520 5609 AMAZON-02 - Amazon.com, Inc., US 9808 13872 8737 120 CHINAMOBILE-CN - China Mobile Communicati 8151 7220 1970 801 AS8151 - UNINET, MX 39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4789 3108 362 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 56046 3520 887 190 CMNET-Jiangsu-AP - China Mobile communica 17561 3167 199 577 LCS-AS-AP - LARUS Limited, HK 749 3134 54727 2385 DNIC-AS-00749 - United States Department 6167 2167 4394 559 CELLCO-PART - Verizon Business, US 56041 1925 715 83 CMNET-Zhejiang-AP - China Mobile communic 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 13872 13752 CHINAMOBILE-CN - China Mobile Communications Gr 8151 7220 6419 AS8151 - UNINET, MX 39891 4907 4831 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 4789 4427 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3520 3330 CMNET-Jiangsu-AP - China Mobile communications 17561 3167 2590 LCS-AS-AP - LARUS Limited, HK 56041 1925 1842 CMNET-Zhejiang-AP - China Mobile communications 11830 1898 1833 AS11830 - Instituto Costarricense de Electricid 56047 1726 1674 CMNET-Hunan-AP - China Mobile communications co 6167 2167 1608 CELLCO-PART - Verizon Business, US 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 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 21861 UNALLOCATED 12.37.59.0/24 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 /11:57 /12:162 /13:221 /14:580 /15:1096 /16:7569 /17:3447 /18:4218 /19:7773 /20:12763 /21:16001 /22:27575 /23:29920 /24:179952 /25:69 /26:84 /27:48 /28:20 /29:7 /30:11 /31:1 /32:56 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 4036 7220 AS8151 - UNINET, MX 39891 3656 4907 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3058 4789 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2988 15655 AMAZON-02 - Amazon.com, Inc., US 11830 1618 1898 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1197 1491 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1056 1670 AS10620 - Telmex Colombia S.A., CO 6167 999 2167 CELLCO-PART - Verizon Business, US 209 926 1593 CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC, US 19901 926 1370 BRIGHTSPEED - Brightspeed, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:83 2:548 3:1024 4:1 5:1050 6:196 7:5 8:577 9:7 11:171 12:784 13:707 14:176 15:419 16:222 17:4 18:934 20:375 21:4 22:188 23:2859 24:769 27:41 28:6 29:19 31:469 32:13 34:10 35:182 36:3473 37:667 38:2776 39:967 40:56 41:1038 42:21 43:236 44:25 45:4447 46:931 47:235 48:108 49:28 50:480 51:497 52:1175 54:254 55:1166 56:11 57:36 58:20 59:30 60:72 61:71 62:639 63:761 64:2295 65:1008 66:2408 67:1163 68:493 69:1122 70:419 71:139 72:693 74:961 75:283 76:217 77:431 78:540 79:554 80:283 81:396 82:795 83:200 84:396 85:625 86:287 87:279 88:273 89:626 90:122 91:923 92:578 93:967 94:996 95:1272 96:276 97:45 98:461 99:333 100:43 101:35 102:432 103:1173 104:1555 105:185 106:7 107:1306 108:594 109:378 110:112 111:2891 112:1356 113:35 114:36 115:61 116:54 117:1678 118:61 119:83 120:2120 121:34 122:54 123:126 124:75 125:18 128:499 129:410 130:720 131:1269 132:556 133:215 134:570 135:144 136:661 137:634 138:1050 139:487 140:750 141:490 142:1573 143:881 144:534 145:203 146:615 147:503 148:1102 149:835 150:370 151:901 152:868 153:653 154:2920 155:957 156:2378 157:422 158:680 159:926 160:966 161:767 162:948 163:447 164:637 165:587 166:548 167:724 168:1505 169:171 170:1798 171:101 172:1497 173:786 174:355 175:107 176:794 177:963 178:529 179:910 180:37 181:2752 182:33 183:1812 184:420 185:3381 186:3413 187:1982 188:1054 189:1971 190:6300 191:607 192:5104 193:1755 194:1175 195:938 196:695 197:707 198:2588 199:2483 200:4218 201:3615 202:1057 203:805 204:2083 205:2026 206:1486 207:1686 208:1544 209:1910 210:361 211:539 212:1059 213:842 214:982 215:41 216:2476 217:563 218:685 219:18 220:82 221:549 222:31 223:1747 End of report