IPv4 R&E Routing Table Report 20:15 GMT Wed 29 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: 292405 Prefixes after maximum aggregation (per Origin AS): 120421 Deaggregation factor: 2.43 Unique aggregates announced (without unneeded subnets): 151200 Number of IPv4 prefixes with a valid ROA: 185946 Number of IPv4 prefixes with an invalid ROA: 204 Number of IPv4 prefixes with no ROA: 106255 Total ASes present in the Internet Routing Table: 20126 Prefixes per ASN: 14.53 Origin-only ASes present in the Internet Routing Table: 17297 Origin ASes announcing only one prefix: 7812 Transit ASes present in the Internet Routing Table: 2829 Transit-only ASes present in the Internet Routing Table: 712 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: 260 Number of instances of unregistered ASNs: 289 Number of 32-bit ASNs allocated by the RIRs: 50589 Number of 32-bit ASNs visible in the Routing Table: 8369 Prefixes from 32-bit ASNs in the Routing Table: 36740 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: 130 Number of addresses announced to Internet: 1636037093 Equivalent to 97 /8s, 131 /16s and 241 /24s Percentage of available address space announced: 44.2 Percentage of allocated address space announced: 44.2 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: 93018 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 45177 Total APNIC prefixes after maximum aggregation: 8767 APNIC Deaggregation factor: 5.15 Prefixes being announced from the APNIC address blocks: 40831 Unique aggregates announced from the APNIC address blocks: 8571 APNIC Region origin ASes present in the Internet Routing Table: 1268 APNIC Prefixes per ASN: 32.20 APNIC Region origin ASes announcing only one prefix: 510 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: 634 Number of APNIC addresses announced to Internet: 169426540 Equivalent to 10 /8s, 25 /16s and 62 /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: 128704 Total ARIN prefixes after maximum aggregation: 66031 ARIN Deaggregation factor: 1.95 Prefixes being announced from the ARIN address blocks: 125762 Unique aggregates announced from the ARIN address blocks: 70684 ARIN Region origin ASes present in the Internet Routing Table: 8880 ARIN Prefixes per ASN: 14.16 ARIN Region origin ASes announcing only one prefix: 3698 ARIN Region transit ASes present in the Internet Routing Table: 833 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: 2190 Number of ARIN addresses announced to Internet: 1021790697 Equivalent to 60 /8s, 231 /16s and 73 /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: 51475 Total RIPE prefixes after maximum aggregation: 26267 RIPE Deaggregation factor: 1.96 Prefixes being announced from the RIPE address blocks: 55082 Unique aggregates announced from the RIPE address blocks: 38648 RIPE Region origin ASes present in the Internet Routing Table: 4531 RIPE Prefixes per ASN: 12.16 RIPE Region origin ASes announcing only one prefix: 1970 RIPE Region transit ASes present in the Internet Routing Table: 710 Average RIPE Region AS path length visible: 5.7 Max RIPE Region AS path length visible: 25 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2024 Number of RIPE addresses announced to Internet: 295969488 Equivalent to 17 /8s, 164 /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: 56975 Total LACNIC prefixes after maximum aggregation: 16657 LACNIC Deaggregation factor: 3.42 Prefixes being announced from the LACNIC address blocks: 54208 Unique aggregates announced from the LACNIC address blocks: 24424 LACNIC Region origin ASes present in the Internet Routing Table: 4331 LACNIC Prefixes per ASN: 12.52 LACNIC Region origin ASes announcing only one prefix: 1520 LACNIC Region transit ASes present in the Internet Routing Table: 866 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: 3357 Number of LACNIC addresses announced to Internet: 105137088 Equivalent to 6 /8s, 68 /16s and 67 /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: 9814 Total AfriNIC prefixes after maximum aggregation: 2511 AfriNIC Deaggregation factor: 3.91 Prefixes being announced from the AfriNIC address blocks: 16392 Unique aggregates announced from the AfriNIC address blocks: 8769 AfriNIC Region origin ASes present in the Internet Routing Table: 281 AfriNIC Prefixes per ASN: 58.33 AfriNIC Region origin ASes announcing only one prefix: 114 AfriNIC Region transit ASes present in the Internet Routing Table: 77 Average AfriNIC Region AS path length visible: 6.4 Max AfriNIC Region AS path length visible: 19 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 164 Number of AfriNIC addresses announced to Internet: 43579648 Equivalent to 2 /8s, 152 /16s and 249 /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 13912 8737 120 CHINAMOBILE-CN - China Mobile Communicati 56046 3520 887 190 CMNET-Jiangsu-AP - China Mobile communica 17561 3166 198 577 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 15661 41522 5604 AMAZON-02 - Amazon.com, Inc., US 22773 4789 3108 362 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3135 54727 2386 DNIC-AS-00749 - United States Department 6167 2168 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 577 1447 1712 308 BACOM - Bell Canada, CA 36352 1399 133 1079 AS-COLOCROSSING - HostPapa, US 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 1481 1383 139 SAUDINETSTC-AS - Saudi Telecom Company JS 20940 1223 94 1008 AKAMAI-ASN1 - Akamai International B.V., 212238 981 69 872 CDNEXT - Datacamp Limited, GB 34984 962 143 708 TELLCOM-AS - Superonline Iletisim Hizmetl 8452 935 1841 19 TE-AS - IDDQD-AS, EG 3215 876 4814 340 AS3215 - Orange S.A., FR 8376 737 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 7259 1980 801 AS8151 - UNINET, MX 11830 1898 369 65 AS11830 - Instituto Costarricense de Elec 10620 1641 222 1187 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 1046 2383 94 AS26615 - TIM S/A, BR 18881 973 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 52468 737 46 249 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 778 168 339 Link Egypt (Link.NET) - Link Egypt (Link. 37069 691 1100 11 The Egyptian Company for Mobile Services 36935 641 517 18 Vodafone Data - Vodafone Data, EG 36903 536 239 348 Office National des Postes et Telecommuni 36992 493 665 354 ETISALAT MISR - ETISALAT MISR, EG 36914 439 82 3 Kenya Education Network - Kenya Education 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 15661 41522 5604 AMAZON-02 - Amazon.com, Inc., US 9808 13912 8737 120 CHINAMOBILE-CN - China Mobile Communicati 8151 7259 1980 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 3166 198 577 LCS-AS-AP - LARUS Limited, HK 749 3135 54727 2386 DNIC-AS-00749 - United States Department 6167 2168 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 13912 13792 CHINAMOBILE-CN - China Mobile Communications Gr 8151 7259 6458 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 3166 2589 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 2168 1609 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 /14:581 /15:1097 /16:7620 /17:3441 /18:4213 /19:7785 /20:12783 /21:16050 /22:27744 /23:30047 /24:180251 /25:69 /26:85 /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 4040 7259 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 2981 15661 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 1028 1641 AS10620 - Telmex Colombia S.A., CO 6167 1000 2168 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 2:550 3:1020 4:1 5:1047 6:193 7:5 8:575 9:11 11:171 12:782 13:713 14:176 15:419 16:223 17:4 18:937 20:375 21:4 22:188 23:2855 24:770 27:41 28:5 29:19 31:471 32:13 34:10 35:182 36:3473 37:672 38:2770 39:967 40:56 41:1110 42:21 43:237 44:25 45:4545 46:940 47:235 48:108 49:28 50:481 51:495 52:1176 54:254 55:1223 56:11 57:35 58:20 59:30 60:72 61:71 62:647 63:763 64:2289 65:1008 66:2400 67:1164 68:493 69:1122 70:421 71:139 72:693 74:960 75:282 76:217 77:429 78:539 79:561 80:287 81:394 82:800 83:199 84:381 85:621 86:286 87:277 88:274 89:629 90:120 91:922 92:577 93:966 94:999 95:1275 96:279 97:45 98:461 99:333 100:43 101:35 102:446 103:1180 104:1555 105:185 106:7 107:1307 108:593 109:373 110:112 111:2900 112:1356 113:37 114:36 115:61 116:54 117:1679 118:61 119:83 120:2137 121:34 122:50 123:126 124:75 125:18 126:1 128:499 129:408 130:721 131:1292 132:561 133:215 134:570 135:144 136:662 137:634 138:1065 139:478 140:750 141:489 142:1576 143:885 144:536 145:211 146:617 147:502 148:1105 149:834 150:368 151:906 152:862 153:661 154:2918 155:959 156:2364 157:415 158:671 159:921 160:972 161:742 162:943 163:449 164:646 165:587 166:569 167:728 168:1503 169:173 170:1809 171:101 172:1491 173:789 174:357 175:107 176:716 177:1035 178:540 179:926 180:29 181:2748 182:33 183:1814 184:433 185:3354 186:3437 187:1995 188:1052 189:1983 190:6299 191:600 192:5114 193:1775 194:1182 195:930 196:694 197:616 198:2596 199:2486 200:4223 201:3656 202:1060 203:804 204:2081 205:2004 206:1481 207:1697 208:1546 209:1910 210:362 211:547 212:1052 213:824 214:974 215:41 216:2463 217:562 218:687 219:18 220:82 221:553 222:31 223:1747 End of report