IPv4 R&E Routing Table Report 21:10 GMT Sat 15 Aug, 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: 1062766 Prefixes after maximum aggregation (per Origin AS): 409211 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 527576 Number of IPv4 prefixes with a valid ROA: 730991 Number of IPv4 prefixes with an invalid ROA: 128 Number of IPv4 prefixes with no ROA: 331647 Total ASes present in the Internet Routing Table: 79035 Prefixes per ASN: 13.45 Origin-only ASes present in the Internet Routing Table: 67627 Origin ASes announcing only one prefix: 27709 Transit ASes present in the Internet Routing Table: 11408 Transit-only ASes present in the Internet Routing Table: 612 Paths with bogon ASNs present in the IPv4 Routing Table: 19 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 68 Max AS path prepend of ASN (269326) 61 Prefixes from unregistered ASNs in the Routing Table: 1342 Number of instances of unregistered ASNs: 1391 Number of 32-bit ASNs allocated by the RIRs: 50839 Number of 32-bit ASNs visible in the Routing Table: 41345 Prefixes from 32-bit ASNs in the Routing Table: 238084 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: 556 Number of addresses announced to Internet: 3119543296 Equivalent to 185 /8s, 240 /16s and 116 /24s Percentage of available address space announced: 84.3 Percentage of allocated address space announced: 84.3 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: 348556 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 288165 Total APNIC prefixes after maximum aggregation: 84420 APNIC Deaggregation factor: 3.41 Prefixes being announced from the APNIC address blocks: 274702 Unique aggregates announced from the APNIC address blocks: 109342 APNIC Region origin ASes present in the Internet Routing Table: 15314 APNIC Prefixes per ASN: 17.94 APNIC Region origin ASes announcing only one prefix: 4727 APNIC Region transit ASes present in the Internet Routing Table: 2046 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10910 Number of APNIC addresses announced to Internet: 748241920 Equivalent to 44 /8s, 153 /16s and 68 /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: 308699 Total ARIN prefixes after maximum aggregation: 138595 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 306954 Unique aggregates announced from the ARIN address blocks: 150380 ARIN Region origin ASes present in the Internet Routing Table: 19501 ARIN Prefixes per ASN: 15.74 ARIN Region origin ASes announcing only one prefix: 7164 ARIN Region transit ASes present in the Internet Routing Table: 1971 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 45 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5732 Number of ARIN addresses announced to Internet: 1350184960 Equivalent to 80 /8s, 122 /16s and 48 /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: 296135 Total RIPE prefixes after maximum aggregation: 147008 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 301410 Unique aggregates announced from the RIPE address blocks: 196861 RIPE Region origin ASes present in the Internet Routing Table: 29703 RIPE Prefixes per ASN: 10.15 RIPE Region origin ASes announcing only one prefix: 12291 RIPE Region transit ASes present in the Internet Routing Table: 4142 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 37 Number of RIPE region 32-bit ASNs visible in the Routing Table: 13716 Number of RIPE addresses announced to Internet: 749384192 Equivalent to 44 /8s, 170 /16s and 178 /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: 130502 Total LACNIC prefixes after maximum aggregation: 31440 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 124758 Unique aggregates announced from the LACNIC address blocks: 51376 LACNIC Region origin ASes present in the Internet Routing Table: 11466 LACNIC Prefixes per ASN: 10.88 LACNIC Region origin ASes announcing only one prefix: 2784 LACNIC Region transit ASes present in the Internet Routing Table: 2650 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 68 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9558 Number of LACNIC addresses announced to Internet: 168071680 Equivalent to 10 /8s, 4 /16s and 146 /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: 37923 Total AfriNIC prefixes after maximum aggregation: 7012 AfriNIC Deaggregation factor: 5.41 Prefixes being announced from the AfriNIC address blocks: 54385 Unique aggregates announced from the AfriNIC address blocks: 19166 AfriNIC Region origin ASes present in the Internet Routing Table: 2059 AfriNIC Prefixes per ASN: 26.41 AfriNIC Region origin ASes announcing only one prefix: 743 AfriNIC Region transit ASes present in the Internet Routing Table: 389 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 57 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1429 Number of AfriNIC addresses announced to Internet: 103356672 Equivalent to 6 /8s, 41 /16s and 25 /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 14134 8736 124 CHINAMOBILE-CN - China Mobile Communicati 7545 5834 818 450 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 5065 559 343 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4620 347 24 FPT-VN - FPT Telecom Company, VN 7552 4026 1331 24 VIETEL-AS-AP - Viettel Group, VN 7713 3737 1044 63 telkomnet-as-ap - PT Telekomunikasi Indon 56046 3595 887 178 CMNET-Jiangsu-AP - China Mobile communica 45899 3398 1868 97 VNPT-AS-VN - VNPT Corp, VN 17561 2868 180 497 LCS-AS-AP - LARUS Limited, HK 140292 2701 287 2039 CHINATELECOM-JIANGSU-SUZHOU-5G-NETWORK - 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 15816 42036 5662 AMAZON-02 - Amazon.com, Inc., US 22773 4801 3181 369 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4614 306 1135 CABLEONE - CABLE ONE, INC., US 7155 3998 286 87 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3738 1305 74 SHAW - Shaw Communications, CA 396982 3459 4879 547 GOOGLE-CLOUD-PLATFORM - Google LLC, US 36352 3189 238 1105 AS-COLOCROSSING - HostPapa, US 749 3133 54647 2384 DNIC-AS-00749 - United States Department 7029 2761 2573 892 WINDSTREAM - Windstream Communications LL 31898 2606 1328 1148 ORACLE-BMC-31898 - Oracle Corporation, US 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 6981 1711 150 UNI2-AS - Orange Espagne SA, ES 39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4160 375 2547 M247 - M247 Europe SRL, RO 20940 3798 3388 101 AKAMAI-ASN1 - Akamai International B.V., 212238 3511 253 2650 CDNEXT - Datacamp Limited, GB 12389 3123 2330 871 ROSTELECOM-AS - PJSC Rostelecom, RU 29355 2520 150 27 KCELL-AS - Kcell JSC, KZ 34984 2482 367 586 TELLCOM-AS - Superonline Iletisim Hizmetl 44559 1944 122 909 ITHOSTLINE - IT HOSTLINE LTD, CY 8452 1710 1852 14 TE-AS - IDDQD-AS, EG 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 12893 3263 698 AS8151 - UNINET, MX 10620 3444 451 1107 AS10620 - Telmex Colombia S.A., CO 13999 2271 499 331 AS13999 - Mega Cable, S.A. de C.V., MX 11830 1885 369 65 AS11830 - Instituto Costarricense de Elec 11664 1499 277 34 AS11664 - Techtel LMDS Comunicaciones Int 28573 1377 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda 3816 1342 768 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1169 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 22884 1096 70 385 AS22884 - TOTAL PLAY TELECOMUNICACIONES, 26615 1047 2344 93 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 1984 561 33 Vodafone Data - Vodafone Data, EG 36992 1928 1543 333 ETISALAT MISR - ETISALAT MISR, EG 36903 1350 587 104 Office National des Postes et Telecommuni 24863 1296 389 16 Link Egypt (Link.NET) - Link Egypt (Link. 36935 1253 524 47 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 587 55 191 Africa on Cloud - Africa on Cloud, ZA 36914 553 82 3 Kenya Education Network - Kenya Education 15399 552 57 62 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 15816 42036 5662 AMAZON-02 - Amazon.com, Inc., US 9808 14134 8736 124 CHINAMOBILE-CN - China Mobile Communicati 8151 12893 3263 698 AS8151 - UNINET, MX 12479 6981 1711 150 UNI2-AS - Orange Espagne SA, ES 7545 5834 818 450 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 5065 559 343 BBIL-AP - BHARTI Airtel Ltd., IN 39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4801 3181 369 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 18403 4620 347 24 FPT-VN - FPT Telecom Company, VN 11492 4614 306 1135 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 14134 14010 CHINAMOBILE-CN - China Mobile Communications Gr 8151 12893 12195 AS8151 - UNINET, MX 12479 6981 6831 UNI2-AS - Orange Espagne SA, ES 7545 5834 5384 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4907 4831 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 9498 5065 4722 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4620 4596 FPT-VN - FPT Telecom Company, VN 22773 4801 4432 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 4026 4002 VIETEL-AS-AP - Viettel Group, VN 7155 3998 3911 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 394928 UNALLOCATED 8.2.70.0/24 3356 LEVEL3 - Level 3 Parent 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 8.33.224.0/24 174 COGENT-174 - Cogent Com 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 23.130.160.0/24 Origin: 16509 AMAZON-02 - Amazon.com, Inc., US 23.130.160.0/24 Transit: 7575 AARNET-AS-AP - Australian Academic and R 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 23.133.212.0/24 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 /13:592 /14:1191 /15:2131 /16:13700 /17:8296 /18:13250 /19:25446 /20:45623 /21:53382 /22:113514 /23:110101 /24:675074 /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 7091 12893 AS8151 - UNINET, MX 12479 5912 6981 UNI2-AS - Orange Espagne SA, ES 39891 3656 4907 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 6327 3519 3738 SHAW - Shaw Communications, CA 11492 3511 4614 CABLEONE - CABLE ONE, INC., US 22773 3054 4801 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2993 15816 AMAZON-02 - Amazon.com, Inc., US 7155 2951 3998 VIASAT-SP-BACKBONE - ViaSat,Inc., US 10620 2248 3444 AS10620 - Telmex Colombia S.A., CO 30036 2209 2555 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) ---------------------------------------------- 1:2613 2:2836 3:1023 4:5 5:5261 6:207 7:6 8:1364 9:96 11:172 12:1101 13:866 14:2752 15:487 16:268 17:455 18:944 20:619 21:4 22:188 23:8531 24:2724 25:2 27:2887 28:6 29:19 31:3815 32:36 34:94 35:291 36:4872 37:4465 38:10358 39:1375 40:426 41:4624 42:2229 43:3400 44:485 45:19874 46:4984 47:460 48:171 49:2289 50:2014 51:875 52:1369 54:325 55:1081 56:11 57:329 58:2426 59:1360 60:1242 61:3214 62:3161 63:1745 64:6600 65:2141 66:6232 67:3345 68:1284 69:4068 70:1046 71:612 72:3242 74:3086 75:1599 76:593 77:2917 78:2124 79:1838 80:2360 81:2299 82:4391 83:1495 84:2155 85:3918 86:1131 87:2867 88:1338 89:4835 90:765 91:8511 92:2758 93:3065 94:4500 95:4735 96:1448 97:306 98:932 99:968 100:73 101:1587 102:4761 103:32418 104:5655 105:843 106:917 107:2985 108:1370 109:3950 110:2278 111:4211 112:3144 113:1949 114:2516 115:2335 116:2090 117:3687 118:3056 119:2079 120:2818 121:1729 122:3069 123:2246 124:1687 125:2980 126:156 128:1602 129:981 130:1737 131:2544 132:900 133:493 134:1799 135:651 136:1566 137:1586 138:3427 139:1822 140:1916 141:1822 142:2629 143:2207 144:1871 145:673 146:2197 147:2334 148:2822 149:3612 150:1421 151:3053 152:2440 153:2065 154:9646 155:2392 156:4289 157:2450 158:1636 159:2920 160:4029 161:2071 162:4213 163:2706 164:2376 165:2785 166:1188 167:2389 168:4276 169:920 170:5637 171:1125 172:4915 173:3484 174:891 175:1410 176:4046 177:5315 178:4596 179:2562 180:3279 181:4661 182:4083 183:2867 184:2060 185:21997 186:6529 187:5647 188:4692 189:4688 190:9911 191:1796 192:11854 193:9637 194:7964 195:5918 196:3440 197:3246 198:6364 199:6108 200:8454 201:6686 202:10690 203:10704 204:4756 205:3773 206:4449 207:4103 208:4329 209:5476 210:4779 211:2720 212:5229 213:4132 214:1018 215:47 216:7323 217:3747 218:1898 219:417 220:2265 221:1409 222:971 223:3592 End of report