IPv4 R&E Routing Table Report 20:15 GMT Thu 23 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: 291567 Prefixes after maximum aggregation (per Origin AS): 119427 Deaggregation factor: 2.44 Unique aggregates announced (without unneeded subnets): 150224 Number of IPv4 prefixes with a valid ROA: 184896 Number of IPv4 prefixes with an invalid ROA: 199 Number of IPv4 prefixes with no ROA: 106472 Total ASes present in the Internet Routing Table: 20016 Prefixes per ASN: 14.57 Origin-only ASes present in the Internet Routing Table: 17207 Origin ASes announcing only one prefix: 7757 Transit ASes present in the Internet Routing Table: 2809 Transit-only ASes present in the Internet Routing Table: 720 Paths with bogon ASNs present in the IPv4 Routing Table: 9 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: 251 Number of instances of unregistered ASNs: 280 Number of 32-bit ASNs allocated by the RIRs: 50514 Number of 32-bit ASNs visible in the Routing Table: 8268 Prefixes from 32-bit ASNs in the Routing Table: 36178 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: 1632073189 Equivalent to 97 /8s, 71 /16s and 117 /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: 92467 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 44755 Total APNIC prefixes after maximum aggregation: 8781 APNIC Deaggregation factor: 5.10 Prefixes being announced from the APNIC address blocks: 40465 Unique aggregates announced from the APNIC address blocks: 8389 APNIC Region origin ASes present in the Internet Routing Table: 1250 APNIC Prefixes per ASN: 32.37 APNIC Region origin ASes announcing only one prefix: 501 APNIC Region transit ASes present in the Internet Routing Table: 218 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: 625 Number of APNIC addresses announced to Internet: 169165676 Equivalent to 10 /8s, 21 /16s and 67 /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: 129864 Total ARIN prefixes after maximum aggregation: 66026 ARIN Deaggregation factor: 1.97 Prefixes being announced from the ARIN address blocks: 126995 Unique aggregates announced from the ARIN address blocks: 71483 ARIN Region origin ASes present in the Internet Routing Table: 8890 ARIN Prefixes per ASN: 14.29 ARIN Region origin ASes announcing only one prefix: 3696 ARIN Region transit ASes present in the Internet Routing Table: 824 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: 2182 Number of ARIN addresses announced to Internet: 1018687209 Equivalent to 60 /8s, 183 /16s and 238 /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: 50690 Total RIPE prefixes after maximum aggregation: 25786 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 54155 Unique aggregates announced from the RIPE address blocks: 37770 RIPE Region origin ASes present in the Internet Routing Table: 4502 RIPE Prefixes per ASN: 12.03 RIPE Region origin ASes announcing only one prefix: 1964 RIPE Region transit ASes present in the Internet Routing Table: 720 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: 2011 Number of RIPE addresses announced to Internet: 295760336 Equivalent to 17 /8s, 160 /16s and 241 /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: 55924 Total LACNIC prefixes after maximum aggregation: 16174 LACNIC Deaggregation factor: 3.46 Prefixes being announced from the LACNIC address blocks: 53160 Unique aggregates announced from the LACNIC address blocks: 23691 LACNIC Region origin ASes present in the Internet Routing Table: 4253 LACNIC Prefixes per ASN: 12.50 LACNIC Region origin ASes announcing only one prefix: 1486 LACNIC Region transit ASes present in the Internet Routing Table: 851 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: 3290 Number of LACNIC addresses announced to Internet: 104766656 Equivalent to 6 /8s, 62 /16s and 156 /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: 10083 Total AfriNIC prefixes after maximum aggregation: 2486 AfriNIC Deaggregation factor: 4.06 Prefixes being announced from the AfriNIC address blocks: 16663 Unique aggregates announced from the AfriNIC address blocks: 8788 AfriNIC Region origin ASes present in the Internet Routing Table: 284 AfriNIC Prefixes per ASN: 58.67 AfriNIC Region origin ASes announcing only one prefix: 110 AfriNIC Region transit ASes present in the Internet Routing Table: 75 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: 160 Number of AfriNIC addresses announced to Internet: 43560704 Equivalent to 2 /8s, 152 /16s and 175 /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 120 CHINAMOBILE-CN - China Mobile Communicati 56046 3510 887 190 CMNET-Jiangsu-AP - China Mobile communica 17561 3166 198 582 LCS-AS-AP - LARUS Limited, HK 56041 1913 715 83 CMNET-Zhejiang-AP - China Mobile communic 56047 1716 190 98 CMNET-Hunan-AP - China Mobile communicati 24444 1099 466 105 CMNET-V4shandong-AS-AP - Shandong Mobile 24547 952 177 52 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 56045 916 478 68 CMNET-Jiangxi-AP - China Mobile communica 45102 901 1275 183 ALIBABA-CN-NET - Alibaba (US) Technology 24445 895 497 73 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 15595 41519 5631 AMAZON-02 - Amazon.com, Inc., US 22773 4787 3108 361 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3135 54727 2386 DNIC-AS-00749 - United States Department 36352 2271 188 1351 AS-COLOCROSSING - HostPapa, US 6167 2167 4394 559 CELLCO-PART - Verizon Business, US 11776 1901 256 226 ATLANTICBB-JOHNSTOWN - Breezeline, US 209 1593 4846 246 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 20057 1469 1001 112 ATT-MOBILITY-LLC-AS20057 - AT&T Enterpris 19901 1380 737 633 BRIGHTSPEED - Brightspeed, US 577 1371 852 320 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 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 25019 1487 1383 139 SAUDINETSTC-AS - Saudi Telecom Company JS 20940 1230 94 1015 AKAMAI-ASN1 - Akamai International B.V., 212238 983 68 874 CDNEXT - Datacamp Limited, GB 8452 939 1841 19 TE-AS - IDDQD-AS, EG 3215 876 4814 340 AS3215 - Orange S.A., FR 8376 729 54 30 UNSPECIFIED - Jordan Data Communications 34984 624 96 478 TELLCOM-AS - Superonline Iletisim Hizmetl 5511 608 109 525 Opentransit - Orange S.A., FR 35819 571 540 131 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 7159 1935 802 AS8151 - UNINET, MX 11830 1903 369 65 AS11830 - Instituto Costarricense de Elec 10620 1663 224 1195 AS10620 - Telmex Colombia S.A., CO 11664 1496 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 979 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 52468 738 47 244 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 771 168 339 Link Egypt (Link.NET) - Link Egypt (Link. 37069 699 1100 11 The Egyptian Company for Mobile Services 36935 644 517 18 Vodafone Data - Vodafone Data, EG 36914 556 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 372 318 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 15595 41519 5631 AMAZON-02 - Amazon.com, Inc., US 9808 13826 8737 120 CHINAMOBILE-CN - China Mobile Communicati 8151 7159 1935 802 AS8151 - UNINET, MX 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4787 3108 361 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 56046 3510 887 190 CMNET-Jiangsu-AP - China Mobile communica 17561 3166 198 582 LCS-AS-AP - LARUS Limited, HK 749 3135 54727 2386 DNIC-AS-00749 - United States Department 36352 2271 188 1351 AS-COLOCROSSING - HostPapa, US 6167 2167 4394 559 CELLCO-PART - Verizon Business, 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 13826 13706 CHINAMOBILE-CN - China Mobile Communications Gr 8151 7159 6357 AS8151 - UNINET, MX 39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 4787 4426 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 56046 3510 3320 CMNET-Jiangsu-AP - China Mobile communications 17561 3166 2584 LCS-AS-AP - LARUS Limited, HK 11830 1903 1838 AS11830 - Instituto Costarricense de Electricid 56041 1913 1830 CMNET-Zhejiang-AP - China Mobile communications 11776 1901 1675 ATLANTICBB-JOHNSTOWN - Breezeline, US 56047 1716 1618 CMNET-Hunan-AP - China Mobile communications co 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 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE - Phonos 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 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 /14:582 /15:1093 /16:7550 /17:3435 /18:4185 /19:7765 /20:12708 /21:16022 /22:27618 /23:30131 /24:179689 /25:66 /26:85 /27:48 /28:20 /29:7 /30:11 /31:0 /32:56 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 4009 7159 AS8151 - UNINET, MX 39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3056 4787 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2950 15595 AMAZON-02 - Amazon.com, Inc., US 11830 1622 1903 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1196 1496 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1049 1663 AS10620 - Telmex Colombia S.A., CO 6167 999 2167 CELLCO-PART - Verizon Business, US 19901 937 1380 BRIGHTSPEED - Brightspeed, US 209 926 1593 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) ---------------------------------------------- 1:78 2:559 3:1023 4:1 5:1041 6:197 7:5 8:577 9:7 11:171 12:782 13:699 14:175 15:416 16:224 17:4 18:936 20:374 21:4 22:188 23:2967 24:791 27:41 28:6 29:19 31:478 32:13 34:10 35:179 36:3463 37:658 38:2738 39:966 40:56 41:1147 42:21 43:223 44:24 45:4459 46:929 47:236 48:108 49:28 50:480 51:561 52:1174 54:254 55:1174 56:11 57:36 58:18 59:30 60:72 61:70 62:666 63:762 64:2316 65:1013 66:2418 67:1189 68:490 69:1142 70:421 71:139 72:716 74:963 75:255 76:218 77:428 78:534 79:480 80:296 81:417 82:797 83:202 84:381 85:597 86:279 87:280 88:272 89:569 90:124 91:853 92:560 93:961 94:979 95:1228 96:304 97:45 98:465 99:328 100:42 101:35 102:474 103:1144 104:1641 105:186 106:7 107:1615 108:585 109:362 110:112 111:2881 112:1346 113:35 114:32 115:61 116:50 117:1673 118:59 119:81 120:2110 121:34 122:51 123:126 124:75 125:18 126:1 128:502 129:392 130:724 131:1275 132:543 133:214 134:566 135:140 136:657 137:636 138:1081 139:478 140:747 141:493 142:1575 143:876 144:538 145:204 146:626 147:496 148:1030 149:839 150:366 151:874 152:851 153:653 154:2893 155:984 156:2383 157:423 158:678 159:915 160:954 161:762 162:951 163:440 164:640 165:606 166:553 167:732 168:1499 169:171 170:1752 171:99 172:1499 173:816 174:359 175:107 176:739 177:1038 178:527 179:915 180:37 181:2751 182:30 183:1794 184:419 185:3268 186:3347 187:1634 188:1048 189:1925 190:6280 191:612 192:5207 193:1752 194:1162 195:912 196:759 197:723 198:2647 199:2489 200:4186 201:3561 202:1043 203:802 204:2101 205:2064 206:1486 207:1740 208:1536 209:1927 210:359 211:526 212:997 213:803 214:980 215:41 216:2483 217:528 218:678 219:18 220:82 221:545 222:31 223:1741 End of report