IPv4 R&E Routing Table Report 20:15 GMT Thu 05 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: 288766 Prefixes after maximum aggregation (per Origin AS): 121510 Deaggregation factor: 2.38 Unique aggregates announced (without unneeded subnets): 152291 Number of IPv4 prefixes with a valid ROA: 196902 Number of IPv4 prefixes with an invalid ROA: 209 Number of IPv4 prefixes with no ROA: 91655 Total ASes present in the Internet Routing Table: 20174 Prefixes per ASN: 14.31 Origin-only ASes present in the Internet Routing Table: 17325 Origin ASes announcing only one prefix: 7819 Transit ASes present in the Internet Routing Table: 2849 Transit-only ASes present in the Internet Routing Table: 719 Paths with bogon ASNs present in the IPv4 Routing Table: 5 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: 203 Number of instances of unregistered ASNs: 204 Number of 32-bit ASNs allocated by the RIRs: 52021 Number of 32-bit ASNs visible in the Routing Table: 8487 Prefixes from 32-bit ASNs in the Routing Table: 37689 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: 1644166149 Equivalent to 97 /8s, 255 /16s and 252 /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: 89906 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 42189 Total APNIC prefixes after maximum aggregation: 7950 APNIC Deaggregation factor: 5.31 Prefixes being announced from the APNIC address blocks: 41067 Unique aggregates announced from the APNIC address blocks: 8632 APNIC Region origin ASes present in the Internet Routing Table: 1239 APNIC Prefixes per ASN: 33.15 APNIC Region origin ASes announcing only one prefix: 460 APNIC Region transit ASes present in the Internet Routing Table: 223 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: 606 Number of APNIC addresses announced to Internet: 172632652 Equivalent to 10 /8s, 74 /16s and 42 /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: 133527 Total ARIN prefixes after maximum aggregation: 67468 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 130360 Unique aggregates announced from the ARIN address blocks: 72432 ARIN Region origin ASes present in the Internet Routing Table: 9090 ARIN Prefixes per ASN: 14.34 ARIN Region origin ASes announcing only one prefix: 3814 ARIN Region transit ASes present in the Internet Routing Table: 851 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: 2310 Number of ARIN addresses announced to Internet: 1026487561 Equivalent to 61 /8s, 46 /16s and 245 /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: 44505 Total RIPE prefixes after maximum aggregation: 26720 RIPE Deaggregation factor: 1.67 Prefixes being announced from the RIPE address blocks: 48382 Unique aggregates announced from the RIPE address blocks: 39569 RIPE Region origin ASes present in the Internet Routing Table: 4427 RIPE Prefixes per ASN: 10.93 RIPE Region origin ASes announcing only one prefix: 1883 RIPE Region transit ASes present in the Internet Routing Table: 693 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 33 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2036 Number of RIPE addresses announced to Internet: 296343248 Equivalent to 17 /8s, 169 /16s and 214 /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: 58548 Total LACNIC prefixes after maximum aggregation: 16773 LACNIC Deaggregation factor: 3.49 Prefixes being announced from the LACNIC address blocks: 55045 Unique aggregates announced from the LACNIC address blocks: 25528 LACNIC Region origin ASes present in the Internet Routing Table: 4301 LACNIC Prefixes per ASN: 12.80 LACNIC Region origin ASes announcing only one prefix: 1549 LACNIC Region transit ASes present in the Internet Routing Table: 881 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: 3374 Number of LACNIC addresses announced to Internet: 104902368 Equivalent to 6 /8s, 64 /16s and 174 /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: 9794 Total AfriNIC prefixes after maximum aggregation: 2439 AfriNIC Deaggregation factor: 4.02 Prefixes being announced from the AfriNIC address blocks: 13804 Unique aggregates announced from the AfriNIC address blocks: 6029 AfriNIC Region origin ASes present in the Internet Routing Table: 279 AfriNIC Prefixes per ASN: 49.48 AfriNIC Region origin ASes announcing only one prefix: 113 AfriNIC Region transit ASes present in the Internet Routing Table: 87 Average AfriNIC Region AS path length visible: 6.4 Max AfriNIC Region AS path length visible: 37 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 161 Number of AfriNIC addresses announced to Internet: 43702784 Equivalent to 2 /8s, 154 /16s and 218 /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 13823 8737 135 CHINAMOBILE-CN - China Mobile Communicati 56046 3569 887 194 CMNET-Jiangsu-AP - China Mobile communica 56041 2159 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 974 1357 197 ALIBABA-CN-NET - Alibaba (US) Technology 24547 962 177 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 5598 AMAZON-02 - Amazon.com, Inc., US 22773 4506 3214 455 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3132 54647 2383 DNIC-AS-00749 - United States Department 6167 2190 4447 553 CELLCO-PART - Verizon Business, US 1540 2114 1907 900 DNIC-ASBLK-01534-01546 - Headquarters, US 11776 1637 223 274 ATLANTICBB-JOHNSTOWN - Breezeline, US 2914 1623 1629 1234 NTT-DATA-2914 - NTT America, Inc., US 209 1584 4845 241 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 14618 1519 5311 1085 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 1293 158 802 TELLCOM-AS - Superonline Iletisim Hizmetl 212238 1274 92 1125 CDNEXT - Datacamp Limited, GB 20940 1200 93 987 AKAMAI-ASN1 - Akamai International B.V., 8452 985 1841 21 TE-AS - IDDQD-AS, EG 3215 887 4827 347 AS3215 - Orange S.A., FR 8376 785 54 31 UNSPECIFIED - Jordan Data Communications 5511 709 119 615 Opentransit - Orange S.A., FR 51167 586 136 260 CONTABO - Contabo GmbH, DE 202656 513 32 307 XServerCloud - Ivanov Vitaliy Sergeevich, 62240 512 34 384 Clouvider - Clouvider Limited, GB 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 9035 2370 692 AS8151 - UNINET, MX 11830 1848 369 65 AS11830 - Instituto Costarricense de Elec 10620 1619 213 1154 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 1171 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 777 49 275 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 1455 433 20 Vodafone Data - Vodafone Data, EG 29571 890 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 36935 772 517 19 Vodafone Data - Vodafone Data, EG 37069 660 683 107 The Egyptian Company for Mobile Services 36992 589 799 365 ETISALAT MISR - ETISALAT MISR, EG 36914 553 82 3 Kenya Education Network - Kenya Education 24863 510 67 276 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 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 17251 42610 5598 AMAZON-02 - Amazon.com, Inc., US 9808 13823 8737 135 CHINAMOBILE-CN - China Mobile Communicati 8151 9035 2370 692 AS8151 - UNINET, MX 22773 4506 3214 455 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 56046 3569 887 194 CMNET-Jiangsu-AP - China Mobile communica 749 3132 54647 2383 DNIC-AS-00749 - United States Department 6167 2190 4447 553 CELLCO-PART - Verizon Business, US 56041 2159 723 110 CMNET-Zhejiang-AP - China Mobile communic 1540 2114 1907 900 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 13823 13688 CHINAMOBILE-CN - China Mobile Communications Gr 8151 9035 8343 AS8151 - UNINET, MX 22773 4506 4051 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3569 3375 CMNET-Jiangsu-AP - China Mobile communications 56041 2159 2049 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 24835 1455 1435 Vodafone Data - Vodafone Data, EG 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 /14:585 /15:1100 /16:7601 /17:3445 /18:4318 /19:7759 /20:12166 /21:16394 /22:26974 /23:30234 /24:177398 /25:60 /26:83 /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 5109 9035 AS8151 - UNINET, MX 16509 3376 17251 AMAZON-02 - Amazon.com, Inc., US 22773 2713 4506 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 1049 1619 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 959 1293 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) ---------------------------------------------- 1:96 2:328 3:1264 4:1 5:497 6:203 7:5 8:727 9:17 11:171 12:787 13:1071 14:123 15:423 16:323 17:4 18:1052 20:377 21:4 22:188 23:2854 24:772 26:2 27:15 29:19 31:448 32:11 34:11 35:188 36:3495 37:570 38:2927 39:1005 40:78 41:1164 42:17 43:265 44:34 45:4225 46:921 47:233 48:108 49:55 50:566 51:184 52:1250 54:438 55:1100 56:11 57:33 58:6 59:29 60:12 61:83 62:476 63:743 64:2160 65:1090 66:2153 67:1089 68:574 69:1164 70:434 71:130 72:762 74:1018 75:299 76:228 77:343 78:190 79:333 80:296 81:377 82:893 83:195 84:373 85:555 86:296 87:334 88:269 89:653 90:101 91:1024 92:610 93:427 94:795 95:441 96:400 97:45 98:352 99:478 100:33 101:34 102:397 103:1218 104:1703 105:196 106:10 107:1298 108:692 109:407 110:66 111:2973 112:1474 113:33 114:30 115:15 116:58 117:1722 118:58 119:86 120:2177 121:23 122:51 123:54 124:67 125:18 126:1 128:413 129:361 130:749 131:1313 132:492 133:196 134:610 135:181 136:682 137:647 138:1163 139:470 140:752 141:572 142:1627 143:950 144:564 145:203 146:637 147:538 148:1043 149:901 150:386 151:590 152:787 153:837 154:1576 155:936 156:1477 157:445 158:721 159:952 160:1106 161:796 162:988 163:457 164:784 165:586 166:561 167:728 168:1544 169:178 170:1835 171:96 172:1506 173:840 174:277 175:107 176:712 177:1146 178:493 179:914 180:35 181:2717 182:21 183:1841 184:418 185:3384 186:3585 187:2559 188:690 189:2068 190:6060 191:702 192:5043 193:1733 194:1164 195:973 196:671 197:616 198:2589 199:2595 200:4254 201:3617 202:1001 203:743 204:2086 205:2097 206:1493 207:1860 208:1559 209:1929 210:325 211:549 212:1002 213:849 214:985 215:52 216:2646 217:567 218:691 219:18 220:37 221:564 222:29 223:1772 End of report