IPv4 R&E Routing Table Report 20:15 GMT Sat 12 Sep, 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: 294672 Prefixes after maximum aggregation (per Origin AS): 121343 Deaggregation factor: 2.43 Unique aggregates announced (without unneeded subnets): 153884 Number of IPv4 prefixes with a valid ROA: 196763 Number of IPv4 prefixes with an invalid ROA: 195 Number of IPv4 prefixes with no ROA: 97714 Total ASes present in the Internet Routing Table: 20210 Prefixes per ASN: 14.58 Origin-only ASes present in the Internet Routing Table: 17346 Origin ASes announcing only one prefix: 7845 Transit ASes present in the Internet Routing Table: 2864 Transit-only ASes present in the Internet Routing Table: 710 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: 287 Number of instances of unregistered ASNs: 288 Number of 32-bit ASNs allocated by the RIRs: 51178 Number of 32-bit ASNs visible in the Routing Table: 8570 Prefixes from 32-bit ASNs in the Routing Table: 37455 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: 120 Number of addresses announced to Internet: 1638401948 Equivalent to 97 /8s, 168 /16s and 7 /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: 92772 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 45310 Total APNIC prefixes after maximum aggregation: 9384 APNIC Deaggregation factor: 4.83 Prefixes being announced from the APNIC address blocks: 42389 Unique aggregates announced from the APNIC address blocks: 9603 APNIC Region origin ASes present in the Internet Routing Table: 1485 APNIC Prefixes per ASN: 28.54 APNIC Region origin ASes announcing only one prefix: 590 APNIC Region transit ASes present in the Internet Routing Table: 248 Average APNIC Region AS path length visible: 7.6 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 740 Number of APNIC addresses announced to Internet: 174233676 Equivalent to 10 /8s, 98 /16s and 152 /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: 131698 Total ARIN prefixes after maximum aggregation: 66089 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 129061 Unique aggregates announced from the ARIN address blocks: 72403 ARIN Region origin ASes present in the Internet Routing Table: 8784 ARIN Prefixes per ASN: 14.69 ARIN Region origin ASes announcing only one prefix: 3656 ARIN Region transit ASes present in the Internet Routing Table: 826 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: 2186 Number of ARIN addresses announced to Internet: 1024059072 Equivalent to 61 /8s, 9 /16s and 230 /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: 48979 Total RIPE prefixes after maximum aggregation: 26009 RIPE Deaggregation factor: 1.88 Prefixes being announced from the RIPE address blocks: 52799 Unique aggregates announced from the RIPE address blocks: 38515 RIPE Region origin ASes present in the Internet Routing Table: 4342 RIPE Prefixes per ASN: 12.16 RIPE Region origin ASes announcing only one prefix: 1844 RIPE Region transit ASes present in the Internet Routing Table: 682 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 24 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1970 Number of RIPE addresses announced to Internet: 293330896 Equivalent to 17 /8s, 123 /16s and 223 /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: 58085 Total LACNIC prefixes after maximum aggregation: 17032 LACNIC Deaggregation factor: 3.41 Prefixes being announced from the LACNIC address blocks: 54903 Unique aggregates announced from the LACNIC address blocks: 24646 LACNIC Region origin ASes present in the Internet Routing Table: 4481 LACNIC Prefixes per ASN: 12.25 LACNIC Region origin ASes announcing only one prefix: 1646 LACNIC Region transit ASes present in the Internet Routing Table: 914 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3524 Number of LACNIC addresses announced to Internet: 104290496 Equivalent to 6 /8s, 55 /16s and 88 /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: 10313 Total AfriNIC prefixes after maximum aggregation: 2638 AfriNIC Deaggregation factor: 3.91 Prefixes being announced from the AfriNIC address blocks: 15400 Unique aggregates announced from the AfriNIC address blocks: 8608 AfriNIC Region origin ASes present in the Internet Routing Table: 273 AfriNIC Prefixes per ASN: 56.41 AfriNIC Region origin ASes announcing only one prefix: 109 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: 150 Number of AfriNIC addresses announced to Internet: 42390784 Equivalent to 2 /8s, 134 /16s and 213 /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 13843 8735 127 CHINAMOBILE-CN - China Mobile Communicati 56046 3558 887 191 CMNET-Jiangsu-AP - China Mobile communica 56041 2114 723 110 CMNET-Zhejiang-AP - China Mobile communic 56047 1747 192 52 CMNET-Hunan-AP - China Mobile communicati 17561 1540 97 294 LCS-AS-AP - LARUS Limited, HK 24444 1117 500 78 CMNET-V4shandong-AS-AP - Shandong Mobile 24547 959 177 52 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 56045 940 481 56 CMNET-Jiangxi-AP - China Mobile communica 45102 913 1316 190 ALIBABA-CN-NET - Alibaba (US) Technology 24445 909 497 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 17509 42649 5609 AMAZON-02 - Amazon.com, Inc., US 22773 4854 3152 414 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3133 54663 2384 DNIC-AS-00749 - United States Department 36352 2342 191 1386 AS-COLOCROSSING - HostPapa, US 6167 2180 4406 557 CELLCO-PART - Verizon Business, US 209 1587 4845 243 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 20057 1466 973 124 ATT-MOBILITY-LLC-AS20057 - AT&T Enterpris 577 1457 1712 310 BACOM - Bell Canada, CA 14618 1415 5305 1072 AMAZON-AES - Amazon.com, Inc., US 2914 1369 1587 1095 NTT-DATA-2914 - NTT America, Inc., 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 4052 241 68 ALJAWWALSTC-AS - Saudi Telecom Company JS 20940 1234 96 1019 AKAMAI-ASN1 - Akamai International B.V., 34984 1120 173 764 TELLCOM-AS - Superonline Iletisim Hizmetl 25019 1103 1383 139 SAUDINETSTC-AS - Saudi Telecom Company JS 212238 1007 71 895 CDNEXT - Datacamp Limited, GB 8452 939 1841 19 TE-AS - IDDQD-AS, EG 3215 882 4826 342 AS3215 - Orange S.A., FR 8376 752 53 32 UNSPECIFIED - Jordan Data Communications 5511 687 115 595 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 7032 1967 615 AS8151 - UNINET, MX 11830 1875 369 65 AS11830 - Instituto Costarricense de Elec 10620 1670 221 1183 AS10620 - Telmex Colombia S.A., CO 11664 1505 277 32 AS11664 - Techtel LMDS Comunicaciones Int 3816 1266 762 224 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1196 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 26615 1038 2262 94 AS26615 - TIM S/A, BR 18881 964 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 52468 753 47 269 AS52468 - UFINET PANAMA S.A., PA 12252 649 160 23 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 1404 370 84 Vodafone Data - Vodafone Data, EG 37069 1023 1068 44 The Egyptian Company for Mobile Services 29571 903 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 36935 641 157 158 Vodafone Data - Vodafone Data, EG 36992 578 853 345 ETISALAT MISR - ETISALAT MISR, EG 36914 549 82 3 Kenya Education Network - Kenya Education 24863 547 68 269 Link Egypt (Link.NET) - Link Egypt (Link. 36903 541 241 352 Office National des Postes et Telecommuni 2018 375 318 69 Tertiary Education and Research Network o 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 17509 42649 5609 AMAZON-02 - Amazon.com, Inc., US 9808 13843 8735 127 CHINAMOBILE-CN - China Mobile Communicati 8151 7032 1967 615 AS8151 - UNINET, MX 22773 4854 3152 414 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 39891 4052 241 68 ALJAWWALSTC-AS - Saudi Telecom Company JS 56046 3558 887 191 CMNET-Jiangsu-AP - China Mobile communica 749 3133 54663 2384 DNIC-AS-00749 - United States Department 36352 2342 191 1386 AS-COLOCROSSING - HostPapa, US 6167 2180 4406 557 CELLCO-PART - Verizon Business, US 56041 2114 723 110 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 13843 13716 CHINAMOBILE-CN - China Mobile Communications Gr 8151 7032 6417 AS8151 - UNINET, MX 22773 4854 4440 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 39891 4052 3984 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 56046 3558 3367 CMNET-Jiangsu-AP - China Mobile communications 56041 2114 2004 CMNET-Zhejiang-AP - China Mobile communications 11830 1875 1810 AS11830 - Instituto Costarricense de Electricid 56047 1747 1695 CMNET-Hunan-AP - China Mobile communications co 6167 2180 1623 CELLCO-PART - Verizon Business, US 11664 1505 1473 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 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 23.130.160.0/24 Origin: 16509 AMAZON-02 - Amazon.com, Inc., US 23.130.160.0/24 Transit: 24482 SGGS-AS-AP - SG.GS, SG 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 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 /12:160 /13:223 /14:583 /15:1105 /16:7575 /17:3472 /18:4238 /19:7766 /20:13006 /21:16220 /22:26933 /23:30131 /24:182855 /25:65 /26:83 /27:44 /28:19 /29:7 /30:18 /31:1 /32:56 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 3820 7032 AS8151 - UNINET, MX 16509 3346 17509 AMAZON-02 - Amazon.com, Inc., US 39891 3206 4052 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3110 4854 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 11830 1597 1875 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1211 1505 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1077 1670 AS10620 - Telmex Colombia S.A., CO 6167 1005 2180 CELLCO-PART - Verizon Business, US 7459 931 1285 GRANDECOM-AS1 - Grande Communications Networks, LLC, US 209 922 1587 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 2:513 3:1553 4:1 5:1040 6:199 7:5 8:564 9:12 11:171 12:782 13:1137 14:130 15:428 16:233 17:4 18:1420 20:376 21:4 22:188 23:3003 24:733 27:26 28:7 29:19 31:470 32:13 34:10 35:185 36:3511 37:618 38:2771 39:996 40:79 41:1193 42:26 43:249 44:30 45:4468 46:913 47:234 48:108 49:38 50:471 51:409 52:1216 54:360 55:1160 56:11 57:35 58:20 59:38 60:14 61:79 62:678 63:741 64:2286 65:1084 66:2453 67:1187 68:500 69:1129 70:425 71:136 72:735 74:983 75:283 76:212 77:491 78:536 79:281 80:289 81:390 82:808 83:201 84:387 85:571 86:287 87:309 88:270 89:834 90:96 91:876 92:598 93:931 94:1032 95:1073 96:353 97:42 98:424 99:433 100:33 101:38 102:440 103:1357 104:1730 105:256 106:7 107:1637 108:786 109:368 110:72 111:2961 112:1369 113:46 114:25 115:15 116:76 117:1700 118:59 119:90 120:2189 121:53 122:81 123:49 124:66 125:37 126:2 128:434 129:358 130:738 131:1252 132:534 133:208 134:617 135:139 136:672 137:630 138:1119 139:480 140:752 141:638 142:1601 143:956 144:571 145:213 146:636 147:509 148:1072 149:868 150:372 151:964 152:848 153:676 154:2164 155:1010 156:1812 157:431 158:692 159:923 160:1104 161:816 162:995 163:462 164:732 165:576 166:554 167:761 168:1553 169:169 170:1804 171:95 172:1490 173:798 174:348 175:108 176:643 177:1299 178:558 179:939 180:32 181:2765 182:29 183:1846 184:437 185:3282 186:3444 187:2204 188:853 189:1931 190:6263 191:611 192:5221 193:1748 194:1136 195:981 196:743 197:669 198:2608 199:2468 200:4282 201:3407 202:1175 203:870 204:2070 205:2071 206:1450 207:1762 208:1518 209:1925 210:421 211:547 212:1045 213:901 214:977 215:44 216:2472 217:567 218:692 219:32 220:44 221:561 222:40 223:1763 End of report