IPv4 R&E Routing Table Report 20:15 GMT Sat 31 Oct, 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: 291332 Prefixes after maximum aggregation (per Origin AS): 120457 Deaggregation factor: 2.42 Unique aggregates announced (without unneeded subnets): 152481 Number of IPv4 prefixes with a valid ROA: 199987 Number of IPv4 prefixes with an invalid ROA: 206 Number of IPv4 prefixes with no ROA: 91139 Total ASes present in the Internet Routing Table: 19709 Prefixes per ASN: 14.78 Origin-only ASes present in the Internet Routing Table: 16917 Origin ASes announcing only one prefix: 7624 Transit ASes present in the Internet Routing Table: 2792 Transit-only ASes present in the Internet Routing Table: 718 Paths with bogon ASNs present in the IPv4 Routing Table: 6 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: 197 Number of instances of unregistered ASNs: 198 Number of 32-bit ASNs allocated by the RIRs: 51962 Number of 32-bit ASNs visible in the Routing Table: 8265 Prefixes from 32-bit ASNs in the Routing Table: 36912 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 108 Number of addresses announced to Internet: 1638664965 Equivalent to 97 /8s, 172 /16s and 11 /24s Percentage of available address space announced: 44.3 Percentage of allocated address space announced: 44.3 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: 93232 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 42512 Total APNIC prefixes after maximum aggregation: 8179 APNIC Deaggregation factor: 5.20 Prefixes being announced from the APNIC address blocks: 41395 Unique aggregates announced from the APNIC address blocks: 9074 APNIC Region origin ASes present in the Internet Routing Table: 1213 APNIC Prefixes per ASN: 34.13 APNIC Region origin ASes announcing only one prefix: 459 APNIC Region transit ASes present in the Internet Routing Table: 218 Average APNIC Region AS path length visible: 7.7 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 592 Number of APNIC addresses announced to Internet: 172599116 Equivalent to 10 /8s, 73 /16s and 167 /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: 130264 Total ARIN prefixes after maximum aggregation: 65669 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 127039 Unique aggregates announced from the ARIN address blocks: 70642 ARIN Region origin ASes present in the Internet Routing Table: 8696 ARIN Prefixes per ASN: 14.61 ARIN Region origin ASes announcing only one prefix: 3638 ARIN Region transit ASes present in the Internet Routing Table: 829 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: 2158 Number of ARIN addresses announced to Internet: 1022246409 Equivalent to 60 /8s, 238 /16s and 62 /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: 50413 Total RIPE prefixes after maximum aggregation: 26775 RIPE Deaggregation factor: 1.88 Prefixes being announced from the RIPE address blocks: 54432 Unique aggregates announced from the RIPE address blocks: 39458 RIPE Region origin ASes present in the Internet Routing Table: 4464 RIPE Prefixes per ASN: 12.19 RIPE Region origin ASes announcing only one prefix: 1884 RIPE Region transit ASes present in the Internet Routing Table: 689 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2064 Number of RIPE addresses announced to Internet: 295897808 Equivalent to 17 /8s, 163 /16s and 10 /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: 58072 Total LACNIC prefixes after maximum aggregation: 17060 LACNIC Deaggregation factor: 3.40 Prefixes being announced from the LACNIC address blocks: 54514 Unique aggregates announced from the LACNIC address blocks: 26739 LACNIC Region origin ASes present in the Internet Routing Table: 4213 LACNIC Prefixes per ASN: 12.94 LACNIC Region origin ASes announcing only one prefix: 1530 LACNIC Region transit ASes present in the Internet Routing Table: 857 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3288 Number of LACNIC addresses announced to Internet: 103950048 Equivalent to 6 /8s, 50 /16s and 38 /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: 9874 Total AfriNIC prefixes after maximum aggregation: 2618 AfriNIC Deaggregation factor: 3.77 Prefixes being announced from the AfriNIC address blocks: 13844 Unique aggregates announced from the AfriNIC address blocks: 6467 AfriNIC Region origin ASes present in the Internet Routing Table: 287 AfriNIC Prefixes per ASN: 48.24 AfriNIC Region origin ASes announcing only one prefix: 113 AfriNIC Region transit ASes present in the Internet Routing Table: 86 Average AfriNIC Region AS path length visible: 6.4 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 163 Number of AfriNIC addresses announced to Internet: 43874048 Equivalent to 2 /8s, 157 /16s and 119 /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 13816 8737 135 CHINAMOBILE-CN - China Mobile Communicati 56046 3569 887 194 CMNET-Jiangsu-AP - China Mobile communica 56041 2160 723 110 CMNET-Zhejiang-AP - China Mobile communic 56047 1740 192 52 CMNET-Hunan-AP - China Mobile communicati 24444 1118 500 78 CMNET-V4shandong-AS-AP - Shandong Mobile 24547 961 177 52 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 45102 957 1339 199 ALIBABA-CN-NET - Alibaba (US) Technology 56045 941 481 56 CMNET-Jiangxi-AP - China Mobile communica 24445 911 497 67 CMNET-V4henan-AS-AP - Henan Mobile Commun 2907 665 2152 465 SINET-AS - Research Organization of Infor 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 17271 42608 5651 AMAZON-02 - Amazon.com, Inc., US 22773 4940 3310 464 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3131 54647 2382 DNIC-AS-00749 - United States Department 6167 2181 4415 561 CELLCO-PART - Verizon Business, US 1540 1975 1823 844 DNIC-ASBLK-01534-01546 - Headquarters, US 2914 1670 1634 1267 NTT-DATA-2914 - NTT America, Inc., US 11776 1637 223 274 ATLANTICBB-JOHNSTOWN - Breezeline, US 209 1584 4845 241 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 14618 1519 5311 1085 AMAZON-AES - Amazon.com, Inc., US 20057 1449 972 122 ATT-MOBILITY-LLC-AS20057 - AT&T Enterpris 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 4189 250 71 ALJAWWALSTC-AS - Saudi Telecom Company JS 25019 1371 1380 135 SAUDINETSTC-AS - Saudi Telecom Company JS 34984 1271 157 788 TELLCOM-AS - Superonline Iletisim Hizmetl 20940 1197 93 986 AKAMAI-ASN1 - Akamai International B.V., 212238 1000 70 891 CDNEXT - Datacamp Limited, GB 3215 887 4827 347 AS3215 - Orange S.A., FR 8452 831 1841 22 TE-AS - IDDQD-AS, EG 8376 784 54 31 UNSPECIFIED - Jordan Data Communications 5511 712 119 617 Opentransit - Orange S.A., FR 51167 568 133 250 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 8781 2251 922 AS8151 - UNINET, MX 11830 1847 369 65 AS11830 - Instituto Costarricense de Elec 10620 1577 207 1140 AS10620 - Telmex Colombia S.A., CO 11664 1506 277 32 AS11664 - Techtel LMDS Comunicaciones Int 3816 1268 763 226 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1175 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 26615 1032 2166 94 AS26615 - TIM S/A, BR 18881 952 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 52468 779 49 275 AS52468 - UFINET PANAMA S.A., PA 28006 658 74 314 AS28006 - CORPORACION NACIONAL DE TELECOM 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 1427 425 19 Vodafone Data - Vodafone Data, EG 29571 905 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 37069 672 695 107 The Egyptian Company for Mobile Services 36935 654 161 162 Vodafone Data - Vodafone Data, EG 36992 623 869 367 ETISALAT MISR - ETISALAT MISR, EG 36914 549 82 3 Kenya Education Network - Kenya Education 24863 492 65 274 Link Egypt (Link.NET) - Link Egypt (Link. 36903 457 200 321 Office National des Postes et Telecommuni 2018 375 318 69 Tertiary Education and Research Network o 37693 353 600 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 17271 42608 5651 AMAZON-02 - Amazon.com, Inc., US 9808 13816 8737 135 CHINAMOBILE-CN - China Mobile Communicati 8151 8781 2251 922 AS8151 - UNINET, MX 22773 4940 3310 464 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 39891 4189 250 71 ALJAWWALSTC-AS - Saudi Telecom Company JS 56046 3569 887 194 CMNET-Jiangsu-AP - China Mobile communica 749 3131 54647 2382 DNIC-AS-00749 - United States Department 6167 2181 4415 561 CELLCO-PART - Verizon Business, US 56041 2160 723 110 CMNET-Zhejiang-AP - China Mobile communic 1540 1975 1823 844 DNIC-ASBLK-01534-01546 - Headquarters, 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 13816 13681 CHINAMOBILE-CN - China Mobile Communications Gr 8151 8781 7859 AS8151 - UNINET, MX 22773 4940 4476 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 39891 4189 4118 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 56046 3569 3375 CMNET-Jiangsu-AP - China Mobile communications 56041 2160 2050 CMNET-Zhejiang-AP - China Mobile communications 11830 1847 1782 AS11830 - Instituto Costarricense de Electricid 56047 1740 1688 CMNET-Hunan-AP - China Mobile communications co 6167 2181 1620 CELLCO-PART - Verizon Business, US 11664 1506 1474 AS11664 - Techtel LMDS Comunicaciones Interacti 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 23338 UNALLOCATED 8.14.84.0/22 33667 CMCS - Comcast Cable Co 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 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 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: 394625 WHITELABELIT - WhiteLabel IT Solutions C 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., 23.138.188.0/24 Origin: 401371 UNASSIGNED 23.138.188.0/24 Transit: 154309 INTELLIGENT1-AS-AP - Intelligent Cloud L 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 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 /12:163 /13:224 /14:580 /15:1098 /16:7580 /17:3425 /18:4222 /19:7540 /20:12514 /21:16473 /22:26552 /23:30279 /24:180275 /25:61 /26:85 /27:47 /28:19 /29:9 /30:16 /31:1 /32:57 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 5069 8781 AS8151 - UNINET, MX 16509 3375 17271 AMAZON-02 - Amazon.com, Inc., US 39891 3277 4189 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3132 4940 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 11830 1575 1847 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1228 1506 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1020 1577 AS10620 - Telmex Colombia S.A., CO 6167 1003 2181 CELLCO-PART - Verizon Business, US 7459 965 1323 GRANDECOM-AS1 - Grande Communications Networks, LLC, US 34984 944 1271 TELLCOM-AS - Superonline Iletisim Hizmetleri A.S., TR Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:93 2:591 3:1306 4:1 5:1071 6:205 7:5 8:555 9:16 11:171 12:747 13:1068 14:128 15:424 16:320 17:4 18:1074 20:377 21:4 22:188 23:2809 24:675 27:23 28:7 29:19 31:446 32:11 34:10 35:187 36:3488 37:638 38:2871 39:1003 40:79 41:1173 42:17 43:277 44:33 45:4139 46:941 47:229 48:108 49:55 50:479 51:477 52:1244 54:439 55:985 56:11 57:34 58:5 59:27 60:12 61:82 62:663 63:719 64:2216 65:1071 66:2422 67:1149 68:504 69:1077 70:417 71:129 72:717 74:981 75:270 76:197 77:473 78:538 79:331 80:287 81:397 82:829 83:212 84:401 85:556 86:306 87:298 88:285 89:623 90:101 91:1001 92:623 93:939 94:1043 95:1071 96:353 97:42 98:347 99:494 100:33 101:33 102:413 103:1166 104:1648 105:190 106:10 107:1236 108:687 109:407 110:65 111:2958 112:1468 113:37 114:30 115:12 116:70 117:1716 118:57 119:87 120:2170 121:23 122:78 123:48 124:66 125:38 126:1 128:424 129:370 130:757 131:1318 132:481 133:194 134:596 135:176 136:678 137:646 138:1156 139:464 140:761 141:566 142:1595 143:958 144:582 145:213 146:638 147:502 148:1081 149:885 150:390 151:963 152:796 153:718 154:1594 155:1011 156:1468 157:441 158:685 159:961 160:1120 161:779 162:972 163:450 164:778 165:585 166:558 167:734 168:1535 169:176 170:1793 171:97 172:1452 173:754 174:269 175:86 176:987 177:1181 178:553 179:917 180:59 181:2707 182:21 183:1838 184:437 185:3410 186:3593 187:2518 188:923 189:2059 190:6031 191:729 192:5008 193:1736 194:1149 195:1024 196:739 197:649 198:2537 199:2528 200:4276 201:3685 202:1034 203:741 204:2021 205:2059 206:1470 207:1756 208:1499 209:1878 210:361 211:548 212:1100 213:888 214:990 215:51 216:2449 217:590 218:690 219:32 220:40 221:564 222:35 223:1769 End of report