IPv4 R&E Routing Table Report 20:15 GMT Sun 20 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: 292653 Prefixes after maximum aggregation (per Origin AS): 120102 Deaggregation factor: 2.44 Unique aggregates announced (without unneeded subnets): 151764 Number of IPv4 prefixes with a valid ROA: 196990 Number of IPv4 prefixes with an invalid ROA: 195 Number of IPv4 prefixes with no ROA: 95468 Total ASes present in the Internet Routing Table: 20056 Prefixes per ASN: 14.59 Origin-only ASes present in the Internet Routing Table: 17190 Origin ASes announcing only one prefix: 7759 Transit ASes present in the Internet Routing Table: 2866 Transit-only ASes present in the Internet Routing Table: 710 Paths with bogon ASNs present in the IPv4 Routing Table: 7 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: 279 Number of instances of unregistered ASNs: 280 Number of 32-bit ASNs allocated by the RIRs: 51312 Number of 32-bit ASNs visible in the Routing Table: 8521 Prefixes from 32-bit ASNs in the Routing Table: 37131 Number of bogon 32-bit ASNs visible in the Routing Table: 6 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 119 Number of addresses announced to Internet: 1640132549 Equivalent to 97 /8s, 194 /16s and 111 /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: 92258 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43675 Total APNIC prefixes after maximum aggregation: 8503 APNIC Deaggregation factor: 5.14 Prefixes being announced from the APNIC address blocks: 41313 Unique aggregates announced from the APNIC address blocks: 8912 APNIC Region origin ASes present in the Internet Routing Table: 1223 APNIC Prefixes per ASN: 33.78 APNIC Region origin ASes announcing only one prefix: 473 APNIC Region transit ASes present in the Internet Routing Table: 226 Average APNIC Region AS path length visible: 7.6 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 598 Number of APNIC addresses announced to Internet: 173214028 Equivalent to 10 /8s, 83 /16s and 9 /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: 131534 Total ARIN prefixes after maximum aggregation: 65893 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 128897 Unique aggregates announced from the ARIN address blocks: 71933 ARIN Region origin ASes present in the Internet Routing Table: 8783 ARIN Prefixes per ASN: 14.68 ARIN Region origin ASes announcing only one prefix: 3657 ARIN Region transit ASes present in the Internet Routing Table: 832 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: 2185 Number of ARIN addresses announced to Internet: 1026148841 Equivalent to 61 /8s, 41 /16s and 201 /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: 48752 Total RIPE prefixes after maximum aggregation: 25930 RIPE Deaggregation factor: 1.88 Prefixes being announced from the RIPE address blocks: 52468 Unique aggregates announced from the RIPE address blocks: 38306 RIPE Region origin ASes present in the Internet Routing Table: 4359 RIPE Prefixes per ASN: 12.04 RIPE Region origin ASes announcing only one prefix: 1837 RIPE Region transit ASes present in the Internet Routing Table: 672 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1973 Number of RIPE addresses announced to Internet: 293129168 Equivalent to 17 /8s, 120 /16s and 203 /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: 58244 Total LACNIC prefixes after maximum aggregation: 17109 LACNIC Deaggregation factor: 3.40 Prefixes being announced from the LACNIC address blocks: 55098 Unique aggregates announced from the LACNIC address blocks: 24885 LACNIC Region origin ASes present in the Internet Routing Table: 4574 LACNIC Prefixes per ASN: 12.05 LACNIC Region origin ASes announcing only one prefix: 1675 LACNIC Region transit ASes present in the Internet Routing Table: 941 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: 3610 Number of LACNIC addresses announced to Internet: 104226240 Equivalent to 6 /8s, 54 /16s and 93 /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: 10169 Total AfriNIC prefixes after maximum aggregation: 2484 AfriNIC Deaggregation factor: 4.09 Prefixes being announced from the AfriNIC address blocks: 14758 Unique aggregates announced from the AfriNIC address blocks: 7620 AfriNIC Region origin ASes present in the Internet Routing Table: 277 AfriNIC Prefixes per ASN: 53.28 AfriNIC Region origin ASes announcing only one prefix: 117 AfriNIC Region transit ASes present in the Internet Routing Table: 75 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: 155 Number of AfriNIC addresses announced to Internet: 43325440 Equivalent to 2 /8s, 149 /16s and 24 /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 13866 8737 135 CHINAMOBILE-CN - China Mobile Communicati 56046 3546 887 191 CMNET-Jiangsu-AP - China Mobile communica 56041 2134 723 110 CMNET-Zhejiang-AP - China Mobile communic 56047 1748 192 52 CMNET-Hunan-AP - China Mobile communicati 24444 1117 500 78 CMNET-V4shandong-AS-AP - Shandong Mobile 17561 1108 70 219 LCS-AS-AP - LARUS Limited, HK 24547 959 177 52 CMNET-V4HEBEI-AS-AP - Hebei Mobile Commun 56045 940 481 56 CMNET-Jiangxi-AP - China Mobile communica 45102 926 1328 192 ALIBABA-CN-NET - Alibaba (US) Technology 24445 911 497 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 18364 42649 5644 AMAZON-02 - Amazon.com, Inc., US 22773 4858 3166 417 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 749 3133 54663 2384 DNIC-AS-00749 - United States Department 6167 2168 4386 560 CELLCO-PART - Verizon Business, US 209 1586 4845 242 CENTURYLINK-US-LEGACY-QWEST - CenturyLink 577 1457 1712 310 BACOM - Bell Canada, CA 20057 1449 972 122 ATT-MOBILITY-LLC-AS20057 - AT&T Enterpris 14618 1429 5306 1074 AMAZON-AES - Amazon.com, Inc., US 2914 1428 1591 1130 NTT-DATA-2914 - NTT America, Inc., US 11776 1369 185 237 ATLANTICBB-JOHNSTOWN - Breezeline, 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 4053 241 69 ALJAWWALSTC-AS - Saudi Telecom Company JS 25019 1240 1383 139 SAUDINETSTC-AS - Saudi Telecom Company JS 20940 1236 96 1021 AKAMAI-ASN1 - Akamai International B.V., 34984 1065 156 752 TELLCOM-AS - Superonline Iletisim Hizmetl 212238 1004 70 892 CDNEXT - Datacamp Limited, GB 8452 945 1841 19 TE-AS - IDDQD-AS, EG 3215 882 4826 342 AS3215 - Orange S.A., FR 8376 756 54 31 UNSPECIFIED - Jordan Data Communications 5511 689 115 597 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 7046 1969 614 AS8151 - UNINET, MX 11830 1866 369 65 AS11830 - Instituto Costarricense de Elec 10620 1636 217 1176 AS10620 - Telmex Colombia S.A., CO 11664 1491 277 32 AS11664 - Techtel LMDS Comunicaciones Int 3816 1266 762 224 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1195 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 26615 1041 2262 94 AS26615 - TIM S/A, BR 18881 958 1127 31 AS18881 - TELEFONICA BRASIL S.A, BR 52468 753 47 272 AS52468 - UFINET PANAMA S.A., PA 12252 618 155 31 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 642 515 17 Vodafone Data - Vodafone Data, EG 36992 597 888 354 ETISALAT MISR - ETISALAT MISR, EG 24863 547 67 268 Link Egypt (Link.NET) - Link Egypt (Link. 36914 545 82 3 Kenya Education Network - Kenya Education 36903 544 243 354 Office National des Postes et Telecommuni 2018 374 318 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 18364 42649 5644 AMAZON-02 - Amazon.com, Inc., US 9808 13866 8737 135 CHINAMOBILE-CN - China Mobile Communicati 8151 7046 1969 614 AS8151 - UNINET, MX 22773 4858 3166 417 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 39891 4053 241 69 ALJAWWALSTC-AS - Saudi Telecom Company JS 56046 3546 887 191 CMNET-Jiangsu-AP - China Mobile communica 749 3133 54663 2384 DNIC-AS-00749 - United States Department 6167 2168 4386 560 CELLCO-PART - Verizon Business, US 56041 2134 723 110 CMNET-Zhejiang-AP - China Mobile communic 11830 1866 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 13866 13731 CHINAMOBILE-CN - China Mobile Communications Gr 8151 7046 6432 AS8151 - UNINET, MX 22773 4858 4441 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 39891 4053 3984 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 56046 3546 3355 CMNET-Jiangsu-AP - China Mobile communications 56041 2134 2024 CMNET-Zhejiang-AP - China Mobile communications 11830 1866 1801 AS11830 - Instituto Costarricense de Electricid 56047 1748 1696 CMNET-Hunan-AP - China Mobile communications co 6167 2168 1608 CELLCO-PART - Verizon Business, US 11664 1491 1459 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 /11:57 /12:160 /13:222 /14:584 /15:1103 /16:7604 /17:3457 /18:4239 /19:7730 /20:12935 /21:16085 /22:26723 /23:29851 /24:181550 /25:65 /26:84 /27:44 /28:20 /29:8 /30:18 /31:1 /32:57 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 3834 7046 AS8151 - UNINET, MX 16509 3604 18364 AMAZON-02 - Amazon.com, Inc., US 39891 3207 4053 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 22773 3111 4858 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 11830 1592 1866 AS11830 - Instituto Costarricense de Electricidad y Telecom., CR 11664 1211 1491 AS11664 - Techtel LMDS Comunicaciones Interactivas S.A., AR 10620 1048 1636 AS10620 - Telmex Colombia S.A., CO 6167 997 2168 CELLCO-PART - Verizon Business, US 7459 933 1287 GRANDECOM-AS1 - Grande Communications Networks, LLC, US 209 922 1586 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) ---------------------------------------------- 1:97 2:528 3:1772 4:1 5:1035 6:204 7:5 8:562 9:12 11:171 12:776 13:1265 14:132 15:427 16:234 17:4 18:1803 20:376 21:4 22:188 23:2825 24:737 27:25 28:7 29:19 31:446 32:12 34:10 35:185 36:3501 37:618 38:2805 39:996 40:79 41:1151 42:17 43:252 44:30 45:4497 46:951 47:234 48:108 49:37 50:480 51:402 52:1241 54:428 55:1162 56:11 57:33 58:6 59:27 60:14 61:77 62:674 63:739 64:2265 65:1087 66:2423 67:1189 68:501 69:1119 70:424 71:135 72:727 74:1002 75:282 76:203 77:504 78:540 79:282 80:290 81:388 82:808 83:200 84:393 85:577 86:289 87:246 88:279 89:654 90:96 91:886 92:582 93:936 94:1000 95:1069 96:325 97:43 98:419 99:453 100:33 101:30 102:396 103:1120 104:1598 105:264 106:7 107:1291 108:1085 109:362 110:65 111:2959 112:1410 113:41 114:26 115:14 116:57 117:1703 118:58 119:80 120:2192 121:21 122:79 123:43 124:66 125:36 126:2 128:441 129:368 130:725 131:1268 132:537 133:208 134:581 135:134 136:668 137:634 138:1107 139:472 140:747 141:519 142:1595 143:980 144:563 145:214 146:630 147:496 148:1081 149:870 150:376 151:951 152:779 153:678 154:1883 155:984 156:1700 157:430 158:690 159:978 160:1107 161:814 162:973 163:452 164:739 165:573 166:552 167:751 168:1537 169:168 170:1832 171:94 172:1457 173:768 174:348 175:93 176:683 177:1320 178:547 179:938 180:29 181:2762 182:24 183:1843 184:432 185:3327 186:3467 187:2216 188:850 189:1923 190:6264 191:607 192:5049 193:1735 194:1139 195:977 196:731 197:622 198:2541 199:2500 200:4346 201:3411 202:1032 203:775 204:2048 205:2059 206:1451 207:1773 208:1519 209:1930 210:395 211:546 212:1057 213:875 214:985 215:44 216:2465 217:568 218:692 219:31 220:36 221:563 222:35 223:1757 End of report