IPv4 R&E Routing Table Report 20:15 GMT Sun 08 Nov, 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: 290269 Prefixes after maximum aggregation (per Origin AS): 121916 Deaggregation factor: 2.38 Unique aggregates announced (without unneeded subnets): 153938 Number of IPv4 prefixes with a valid ROA: 197311 Number of IPv4 prefixes with an invalid ROA: 209 Number of IPv4 prefixes with no ROA: 92749 Total ASes present in the Internet Routing Table: 20103 Prefixes per ASN: 14.44 Origin-only ASes present in the Internet Routing Table: 17265 Origin ASes announcing only one prefix: 7812 Transit ASes present in the Internet Routing Table: 2838 Transit-only ASes present in the Internet Routing Table: 711 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: 213 Number of instances of unregistered ASNs: 214 Number of 32-bit ASNs allocated by the RIRs: 52077 Number of 32-bit ASNs visible in the Routing Table: 8428 Prefixes from 32-bit ASNs in the Routing Table: 37776 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: 106 Number of addresses announced to Internet: 1645497349 Equivalent to 98 /8s, 20 /16s and 76 /24s Percentage of available address space announced: 44.4 Percentage of allocated address space announced: 44.4 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: 90503 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43364 Total APNIC prefixes after maximum aggregation: 8308 APNIC Deaggregation factor: 5.22 Prefixes being announced from the APNIC address blocks: 41771 Unique aggregates announced from the APNIC address blocks: 9276 APNIC Region origin ASes present in the Internet Routing Table: 1256 APNIC Prefixes per ASN: 33.26 APNIC Region origin ASes announcing only one prefix: 474 APNIC Region transit ASes present in the Internet Routing Table: 223 Average APNIC Region AS path length visible: 7.6 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 609 Number of APNIC addresses announced to Internet: 173459020 Equivalent to 10 /8s, 86 /16s and 198 /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: 133944 Total ARIN prefixes after maximum aggregation: 67568 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 130755 Unique aggregates announced from the ARIN address blocks: 72935 ARIN Region origin ASes present in the Internet Routing Table: 9076 ARIN Prefixes per ASN: 14.41 ARIN Region origin ASes announcing only one prefix: 3817 ARIN Region transit ASes present in the Internet Routing Table: 852 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: 2307 Number of ARIN addresses announced to Internet: 1026685705 Equivalent to 61 /8s, 49 /16s and 251 /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: 44534 Total RIPE prefixes after maximum aggregation: 26706 RIPE Deaggregation factor: 1.67 Prefixes being announced from the RIPE address blocks: 48725 Unique aggregates announced from the RIPE address blocks: 39960 RIPE Region origin ASes present in the Internet Routing Table: 4405 RIPE Prefixes per ASN: 11.06 RIPE Region origin ASes announcing only one prefix: 1873 RIPE Region transit ASes present in the Internet Routing Table: 685 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 26 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2025 Number of RIPE addresses announced to Internet: 296432592 Equivalent to 17 /8s, 171 /16s and 51 /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: 58516 Total LACNIC prefixes after maximum aggregation: 16749 LACNIC Deaggregation factor: 3.49 Prefixes being announced from the LACNIC address blocks: 55108 Unique aggregates announced from the LACNIC address blocks: 25538 LACNIC Region origin ASes present in the Internet Routing Table: 4271 LACNIC Prefixes per ASN: 12.90 LACNIC Region origin ASes announcing only one prefix: 1539 LACNIC Region transit ASes present in the Internet Routing Table: 874 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: 3341 Number of LACNIC addresses announced to Internet: 104977120 Equivalent to 6 /8s, 65 /16s and 210 /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: 9698 Total AfriNIC prefixes after maximum aggregation: 2417 AfriNIC Deaggregation factor: 4.01 Prefixes being announced from the AfriNIC address blocks: 13804 Unique aggregates announced from the AfriNIC address blocks: 6130 AfriNIC Region origin ASes present in the Internet Routing Table: 262 AfriNIC Prefixes per ASN: 52.69 AfriNIC Region origin ASes announcing only one prefix: 109 AfriNIC Region transit ASes present in the Internet Routing Table: 84 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 146 Number of AfriNIC addresses announced to Internet: 43846144 Equivalent to 2 /8s, 157 /16s and 10 /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 13826 8737 135 CHINAMOBILE-CN - China Mobile Communicati 56046 3573 887 194 CMNET-Jiangsu-AP - China Mobile communica 56041 2163 723 110 CMNET-Zhejiang-AP - China Mobile communic 56047 1744 192 52 CMNET-Hunan-AP - China Mobile communicati 24444 1139 500 78 CMNET-V4shandong-AS-AP - Shandong Mobile 45102 973 1357 197 ALIBABA-CN-NET - Alibaba (US) Technology 24547 963 177 52 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 56045 941 481 56 CMNET-Jiangxi-AP - China Mobile communica 24445 915 497 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 17251 42610 5608 AMAZON-02 - Amazon.com, Inc., US 22773 4579 3237 484 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3131 54647 2382 DNIC-AS-00749 - United States Department 6167 2190 4447 553 CELLCO-PART - Verizon Business, US 1540 2107 1906 895 DNIC-ASBLK-01534-01546 - Headquarters, US 11776 1637 223 275 ATLANTICBB-JOHNSTOWN - Breezeline, US 2914 1624 1630 1235 NTT-DATA-2914 - NTT America, Inc., US 209 1584 4845 241 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 14618 1514 5310 1082 AMAZON-AES - Amazon.com, Inc., US 577 1460 1300 315 BACOM - Bell Canada, CA 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 34984 1273 155 795 TELLCOM-AS - Superonline Iletisim Hizmetl 212238 1260 91 1113 CDNEXT - Datacamp Limited, GB 20940 1188 92 980 AKAMAI-ASN1 - Akamai International B.V., 8452 981 1841 22 TE-AS - IDDQD-AS, EG 3215 887 4827 347 AS3215 - Orange S.A., FR 8376 785 54 31 UNSPECIFIED - Jordan Data Communications 5511 720 120 624 Opentransit - Orange S.A., FR 51167 586 136 260 CONTABO - Contabo GmbH, DE 62240 514 34 386 Clouvider - Clouvider Limited, GB 202656 511 32 305 XServerCloud - Ivanov Vitaliy Sergeevich, 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 9036 2370 694 AS8151 - UNINET, MX 11830 1848 369 65 AS11830 - Instituto Costarricense de Elec 10620 1592 210 1146 AS10620 - Telmex Colombia S.A., CO 11664 1510 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 1033 2167 95 AS26615 - TIM S/A, BR 18881 952 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 52468 782 49 277 AS52468 - UFINET PANAMA S.A., PA 28006 657 74 313 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 1366 420 17 Vodafone Data - Vodafone Data, EG 29571 905 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 37069 688 711 105 The Egyptian Company for Mobile Services 36935 669 517 17 Vodafone Data - Vodafone Data, EG 36992 669 804 415 ETISALAT MISR - ETISALAT MISR, EG 36914 545 82 3 Kenya Education Network - Kenya Education 24863 487 61 262 Link Egypt (Link.NET) - Link Egypt (Link. 36903 476 206 325 Office National des Postes et Telecommuni 2018 375 318 69 Tertiary Education and Research Network o 37693 356 600 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 17251 42610 5608 AMAZON-02 - Amazon.com, Inc., US 9808 13826 8737 135 CHINAMOBILE-CN - China Mobile Communicati 8151 9036 2370 694 AS8151 - UNINET, MX 22773 4579 3237 484 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 56046 3573 887 194 CMNET-Jiangsu-AP - China Mobile communica 749 3131 54647 2382 DNIC-AS-00749 - United States Department 6167 2190 4447 553 CELLCO-PART - Verizon Business, US 56041 2163 723 110 CMNET-Zhejiang-AP - China Mobile communic 1540 2107 1906 895 DNIC-ASBLK-01534-01546 - Headquarters, US 11830 1848 369 65 AS11830 - Instituto Costarricense de Elec 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 13826 13691 CHINAMOBILE-CN - China Mobile Communications Gr 8151 9036 8342 AS8151 - UNINET, MX 22773 4579 4095 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3573 3379 CMNET-Jiangsu-AP - China Mobile communications 56041 2163 2053 CMNET-Zhejiang-AP - China Mobile communications 11830 1848 1783 AS11830 - Instituto Costarricense de Electricid 56047 1744 1692 CMNET-Hunan-AP - China Mobile communications co 6167 2190 1637 CELLCO-PART - Verizon Business, US 11664 1510 1478 AS11664 - Techtel LMDS Comunicaciones Interacti 11776 1637 1362 ATLANTICBB-JOHNSTOWN - Breezeline, 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 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 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: 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 23.141.0.0/24 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 /12:163 /13:224 /14:586 /15:1100 /16:7602 /17:3449 /18:4311 /19:7748 /20:12204 /21:16681 /22:26870 /23:30335 /24:178588 /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 5110 9036 AS8151 - UNINET, MX 16509 3366 17251 AMAZON-02 - Amazon.com, Inc., US 22773 2712 4579 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 11830 1576 1848 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1232 1510 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1026 1592 AS10620 - Telmex Colombia S.A., CO 6167 1005 2190 CELLCO-PART - Verizon Business, US 7459 965 1323 GRANDECOM-AS1 - Grande Communications Networks, LLC, US 34984 943 1273 TELLCOM-AS - Superonline Iletisim Hizmetleri A.S., TR 209 921 1584 CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLC, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:98 2:331 3:1262 4:1 5:505 6:204 7:5 8:726 9:18 11:171 12:785 13:1065 14:125 15:423 16:322 17:4 18:1051 20:377 21:4 22:188 23:2858 24:768 26:2 27:21 29:19 31:447 32:11 34:10 35:188 36:3498 37:570 38:2965 39:1010 40:78 41:1199 42:17 43:284 44:34 45:4252 46:917 47:232 48:112 49:55 50:567 51:185 52:1250 54:437 55:1106 56:11 57:33 58:5 59:32 60:12 61:83 62:489 63:742 64:2155 65:1089 66:2155 67:1085 68:567 69:1161 70:433 71:130 72:762 74:1018 75:299 76:224 77:355 78:189 79:337 80:297 81:381 82:891 83:192 84:378 85:550 86:295 87:335 88:269 89:644 90:101 91:1025 92:611 93:427 94:792 95:434 96:400 97:45 98:356 99:468 100:97 101:34 102:407 103:1150 104:1704 105:180 106:10 107:1303 108:696 109:416 110:64 111:2975 112:1473 113:36 114:30 115:11 116:62 117:1723 118:58 119:86 120:2178 121:24 122:77 123:88 124:67 125:40 126:1 128:409 129:361 130:754 131:1304 132:490 133:196 134:608 135:180 136:682 137:647 138:1155 139:474 140:768 141:571 142:1630 143:950 144:569 145:202 146:652 147:540 148:1050 149:970 150:388 151:586 152:776 153:839 154:1758 155:936 156:1505 157:446 158:718 159:950 160:1120 161:780 162:998 163:455 164:782 165:588 166:563 167:725 168:1541 169:184 170:1823 171:96 172:1505 173:843 174:278 175:107 176:706 177:1304 178:497 179:1162 180:36 181:2724 182:25 183:1843 184:418 185:3407 186:3611 187:2574 188:692 189:2077 190:6052 191:696 192:5043 193:1735 194:1161 195:965 196:663 197:613 198:2594 199:2590 200:4293 201:3656 202:1040 203:756 204:2095 205:2087 206:1497 207:1870 208:1560 209:1942 210:378 211:549 212:999 213:846 214:986 215:52 216:2638 217:567 218:691 219:32 220:39 221:564 222:35 223:1772 End of report