IPv4 R&E Routing Table Report 21:10 GMT Fri 26 Jun, 2026 IPv4 BGP Table (Global) as seen at AARNET (Brisbane). Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/AARNET/ Analysis Summary ---------------- BGP routing table entries examined: 1054910 Prefixes after maximum aggregation (per Origin AS): 407634 Deaggregation factor: 2.59 Unique aggregates announced (without unneeded subnets): 523949 Number of IPv4 prefixes with a valid ROA: 707189 Number of IPv4 prefixes with an invalid ROA: 114 Number of IPv4 prefixes with no ROA: 347607 Total ASes present in the Internet Routing Table: 78770 Prefixes per ASN: 13.39 Origin-only ASes present in the Internet Routing Table: 67375 Origin ASes announcing only one prefix: 27549 Transit ASes present in the Internet Routing Table: 11395 Transit-only ASes present in the Internet Routing Table: 604 Paths with bogon ASNs present in the IPv4 Routing Table: 27 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 68 Max AS path prepend of ASN ( 63293) 64 Prefixes from unregistered ASNs in the Routing Table: 1272 Number of instances of unregistered ASNs: 1311 Number of 32-bit ASNs allocated by the RIRs: 50221 Number of 32-bit ASNs visible in the Routing Table: 40979 Prefixes from 32-bit ASNs in the Routing Table: 234377 Number of bogon 32-bit ASNs visible in the Routing Table: 112 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 478 Number of addresses announced to Internet: 3119025664 Equivalent to 185 /8s, 232 /16s and 142 /24s Percentage of available address space announced: 84.2 Percentage of allocated address space announced: 84.2 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: 344859 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 287515 Total APNIC prefixes after maximum aggregation: 84912 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 273401 Unique aggregates announced from the APNIC address blocks: 109556 APNIC Region origin ASes present in the Internet Routing Table: 15279 APNIC Prefixes per ASN: 17.89 APNIC Region origin ASes announcing only one prefix: 4700 APNIC Region transit ASes present in the Internet Routing Table: 2068 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 40 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10864 Number of APNIC addresses announced to Internet: 748215296 Equivalent to 44 /8s, 152 /16s and 220 /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: 305897 Total ARIN prefixes after maximum aggregation: 138058 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 305142 Unique aggregates announced from the ARIN address blocks: 149422 ARIN Region origin ASes present in the Internet Routing Table: 19455 ARIN Prefixes per ASN: 15.68 ARIN Region origin ASes announcing only one prefix: 7117 ARIN Region transit ASes present in the Internet Routing Table: 1962 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 68 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5640 Number of ARIN addresses announced to Internet: 1348720384 Equivalent to 80 /8s, 99 /16s and 215 /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: 293159 Total RIPE prefixes after maximum aggregation: 145978 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 296838 Unique aggregates announced from the RIPE address blocks: 194569 RIPE Region origin ASes present in the Internet Routing Table: 29603 RIPE Prefixes per ASN: 10.03 RIPE Region origin ASes announcing only one prefix: 12250 RIPE Region transit ASes present in the Internet Routing Table: 4135 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 45 Number of RIPE region 32-bit ASNs visible in the Routing Table: 13580 Number of RIPE addresses announced to Internet: 749535232 Equivalent to 44 /8s, 173 /16s and 0 /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: 129336 Total LACNIC prefixes after maximum aggregation: 30908 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 124096 Unique aggregates announced from the LACNIC address blocks: 50424 LACNIC Region origin ASes present in the Internet Routing Table: 11419 LACNIC Prefixes per ASN: 10.87 LACNIC Region origin ASes announcing only one prefix: 2745 LACNIC Region transit ASes present in the Internet Routing Table: 2627 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 68 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9489 Number of LACNIC addresses announced to Internet: 167997696 Equivalent to 10 /8s, 3 /16s and 113 /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: 37731 Total AfriNIC prefixes after maximum aggregation: 7061 AfriNIC Deaggregation factor: 5.34 Prefixes being announced from the AfriNIC address blocks: 54954 Unique aggregates announced from the AfriNIC address blocks: 19576 AfriNIC Region origin ASes present in the Internet Routing Table: 2043 AfriNIC Prefixes per ASN: 26.90 AfriNIC Region origin ASes announcing only one prefix: 737 AfriNIC Region transit ASes present in the Internet Routing Table: 396 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1406 Number of AfriNIC addresses announced to Internet: 104288000 Equivalent to 6 /8s, 55 /16s and 79 /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 13993 8737 119 CHINAMOBILE-CN - China Mobile Communicati 7545 5858 822 467 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 4972 553 330 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4630 347 24 FPT-VN - FPT Telecom Company, VN 7552 4057 1331 24 VIETEL-AS-AP - Viettel Group, VN 7713 3699 1044 64 telkomnet-as-ap - PT Telekomunikasi Indon 56046 3560 887 177 CMNET-Jiangsu-AP - China Mobile communica 17561 3416 215 598 LCS-AS-AP - LARUS Limited, HK 45899 3375 1868 97 VNPT-AS-VN - VNPT Corp, VN 24560 2729 731 733 AIRTELBROADBAND-AS-AP - Bharti Airtel Ltd Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 15462 41511 5625 AMAZON-02 - Amazon.com, Inc., US 22773 4777 3115 359 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4575 304 1126 CABLEONE - CABLE ONE, INC., US 7155 3871 286 87 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3720 1305 74 SHAW - Shaw Communications, CA 396982 3408 4871 525 GOOGLE-CLOUD-PLATFORM - Google LLC, US 749 3137 54728 2388 DNIC-AS-00749 - United States Department 36352 3130 236 1074 AS-COLOCROSSING - HostPapa, US 7029 2654 2536 892 WINDSTREAM - Windstream Communications LL 30036 2548 354 570 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom C Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7065 1711 150 UNI2-AS - Orange Espagne SA, ES 39891 4974 306 71 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4145 373 2522 M247 - M247 Europe SRL, RO 20940 3795 3389 109 AKAMAI-ASN1 - Akamai International B.V., 212238 3370 240 2523 CDNEXT - Datacamp Limited, GB 12389 3150 2320 872 ROSTELECOM-AS - PJSC Rostelecom, RU 34984 2482 367 589 TELLCOM-AS - Superonline Iletisim Hizmetl 8452 1708 1852 14 TE-AS - IDDQD-AS, EG 44559 1702 106 819 ITHOSTLINE - IT HOSTLINE LTD, CY 203020 1657 253 829 HostRoyale - HostRoyale Technologies Pvt Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 12840 3265 624 AS8151 - UNINET, MX 10620 3440 450 1104 AS10620 - Telmex Colombia S.A., CO 13999 2305 502 335 AS13999 - Mega Cable, S.A. de C.V., MX 11830 1910 369 65 AS11830 - Instituto Costarricense de Elec 11664 1500 277 34 AS11664 - Techtel LMDS Comunicaciones Int 28573 1373 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda 3816 1342 768 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1215 371 22 AS6147 - INTEGRATEL PERU S.A.A., PE 22884 1096 70 380 AS22884 - TOTAL PLAY TELECOMUNICACIONES, 26615 1065 2390 99 AS26615 - TIM S/A, BR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1991 617 34 Vodafone Data - Vodafone Data, EG 36992 1927 1543 332 ETISALAT MISR - ETISALAT MISR, EG 36903 1351 587 105 Office National des Postes et Telecommuni 24863 1297 389 16 Link Egypt (Link.NET) - Link Egypt (Link. 36935 1253 521 43 Vodafone Data - Vodafone Data, EG 37069 1116 1100 11 The Egyptian Company for Mobile Services 29571 1086 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 328608 615 56 201 Africa on Cloud - Africa on Cloud, ZA 36914 555 82 3 Kenya Education Network - Kenya Education 15399 550 57 59 Wananchi Group (Kenya) Limited - Wananchi Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 15462 41511 5625 AMAZON-02 - Amazon.com, Inc., US 9808 13993 8737 119 CHINAMOBILE-CN - China Mobile Communicati 8151 12840 3265 624 AS8151 - UNINET, MX 12479 7065 1711 150 UNI2-AS - Orange Espagne SA, ES 7545 5858 822 467 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4974 306 71 ALJAWWALSTC-AS - Saudi Telecom Company JS 9498 4972 553 330 BBIL-AP - BHARTI Airtel Ltd., IN 22773 4777 3115 359 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 18403 4630 347 24 FPT-VN - FPT Telecom Company, VN 11492 4575 304 1126 CABLEONE - CABLE ONE, INC., US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 13993 13874 CHINAMOBILE-CN - China Mobile Communications Gr 8151 12840 12216 AS8151 - UNINET, MX 12479 7065 6915 UNI2-AS - Orange Espagne SA, ES 7545 5858 5391 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4974 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 9498 4972 4642 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4630 4606 FPT-VN - FPT Telecom Company, VN 22773 4777 4418 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 4057 4033 VIETEL-AS-AP - Viettel Group, VN 7155 3871 3784 VIASAT-SP-BACKBONE - ViaSat,Inc., US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 205446 UNALLOCATED 5.59.192.0/24 206818 zilean - ZILEAN SOLUTIO 395729 UNALLOCATED 8.28.60.0/24 32787 PROLEXIC-TECHNOLOGIES-D 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3 - Level 3 Parent 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 395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3 - Level 3 Parent 397274 UNALLOCATED 8.40.70.0/24 3356 LEVEL3 - Level 3 Parent Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.100.0/24 Origin: 401541 UNASSIGNED 23.131.100.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 23.131.156.0/24 Origin: 401541 UNASSIGNED 23.131.156.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 23.131.212.0/24 Origin: 401541 UNASSIGNED 23.131.212.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 23.132.252.0/24 Origin: 401541 UNASSIGNED 23.132.252.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 23.133.212.0/24 Origin: 18604 UNASSIGNED 23.133.212.0/24 Transit: 394625 WHITELABELIT - WhiteLabel IT Solutions C Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- !!Default route being announced!! /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:14 /10:39 /11:97 /12:299 /13:589 /14:1189 /15:2123 /16:13692 /17:8310 /18:13318 /19:25470 /20:45751 /21:52594 /22:113479 /23:108897 /24:669032 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 7041 12840 AS8151 - UNINET, MX 12479 5995 7065 UNI2-AS - Orange Espagne SA, ES 39891 3659 4974 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 6327 3501 3720 SHAW - Shaw Communications, CA 11492 3463 4575 CABLEONE - CABLE ONE, INC., US 22773 3054 4777 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 7155 2824 3871 VIASAT-SP-BACKBONE - ViaSat,Inc., US 16509 2822 15462 AMAZON-02 - Amazon.com, Inc., US 10620 2244 3440 AS10620 - Telmex Colombia S.A., CO 30036 2205 2548 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2535 2:2035 3:1026 4:5 5:5266 6:205 7:6 8:1427 9:75 11:172 12:1116 13:765 14:2717 15:473 16:549 17:447 18:949 20:616 21:4 22:188 23:8415 24:2775 25:2 27:2816 28:1 29:19 31:3847 32:36 34:90 35:287 36:4798 37:4436 38:10081 39:1328 40:442 41:4572 42:2190 43:3266 44:467 45:19847 46:4966 47:457 48:168 49:2326 50:2007 51:916 52:1359 54:305 55:1181 56:11 57:321 58:2749 59:1483 60:1175 61:3133 62:3169 63:1690 64:6462 65:2153 66:6069 67:3314 68:1267 69:4087 70:1047 71:617 72:3236 74:3079 75:1505 76:600 77:2884 78:2118 79:1803 80:2345 81:2300 82:4303 83:1481 84:2205 85:3869 86:1093 87:2678 88:1317 89:4747 90:784 91:8454 92:2765 93:3022 94:4657 95:4693 96:1443 97:310 98:929 99:866 100:69 101:1467 102:4701 103:32351 104:5614 105:855 106:905 107:2942 108:1317 109:3902 110:2283 111:4145 112:3110 113:1984 114:2506 115:2331 116:2086 117:3605 118:3062 119:2044 120:2761 121:1648 122:3007 123:2227 124:1934 125:2987 126:157 128:1615 129:980 130:1704 131:2528 132:898 133:487 134:1748 135:635 136:1503 137:1577 138:3412 139:1648 140:1799 141:1722 142:2590 143:2080 144:1838 145:666 146:2192 147:2271 148:2817 149:3314 150:1361 151:2992 152:2375 153:1896 154:10023 155:2350 156:4611 157:2339 158:1596 159:2883 160:3884 161:1998 162:4141 163:2629 164:2400 165:2729 166:1289 167:2354 168:4102 169:877 170:5599 171:1144 172:4871 173:3471 174:895 175:1362 176:3972 177:5149 178:4522 179:2486 180:3397 181:4619 182:4048 183:2889 184:2046 185:21889 186:6432 187:5463 188:4844 189:4653 190:9920 191:1776 192:11842 193:9628 194:7902 195:5882 196:3427 197:3155 198:6296 199:6194 200:8331 201:6582 202:10661 203:10672 204:4755 205:3800 206:4445 207:4064 208:4351 209:5465 210:4769 211:2693 212:5142 213:4104 214:1036 215:47 216:7295 217:3723 218:1775 219:413 220:2215 221:1328 222:940 223:3591 End of report