IPv4 R&E Routing Table Report 21:10 GMT Mon 17 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: 1062999 Prefixes after maximum aggregation (per Origin AS): 409235 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 527403 Number of IPv4 prefixes with a valid ROA: 731497 Number of IPv4 prefixes with an invalid ROA: 128 Number of IPv4 prefixes with no ROA: 331374 Total ASes present in the Internet Routing Table: 79043 Prefixes per ASN: 13.45 Origin-only ASes present in the Internet Routing Table: 67621 Origin ASes announcing only one prefix: 27716 Transit ASes present in the Internet Routing Table: 11422 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: 1334 Number of instances of unregistered ASNs: 1383 Number of 32-bit ASNs allocated by the RIRs: 50857 Number of 32-bit ASNs visible in the Routing Table: 41352 Prefixes from 32-bit ASNs in the Routing Table: 237975 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: 555 Number of addresses announced to Internet: 3119610112 Equivalent to 185 /8s, 241 /16s and 121 /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: 349039 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 288124 Total APNIC prefixes after maximum aggregation: 84432 APNIC Deaggregation factor: 3.41 Prefixes being announced from the APNIC address blocks: 274656 Unique aggregates announced from the APNIC address blocks: 109321 APNIC Region origin ASes present in the Internet Routing Table: 15301 APNIC Prefixes per ASN: 17.95 APNIC Region origin ASes announcing only one prefix: 4722 APNIC Region transit ASes present in the Internet Routing Table: 2048 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: 10894 Number of APNIC addresses announced to Internet: 748222464 Equivalent to 44 /8s, 152 /16s and 248 /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: 308614 Total ARIN prefixes after maximum aggregation: 138707 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 306832 Unique aggregates announced from the ARIN address blocks: 150439 ARIN Region origin ASes present in the Internet Routing Table: 19508 ARIN Prefixes per ASN: 15.73 ARIN Region origin ASes announcing only one prefix: 7165 ARIN Region transit ASes present in the Internet Routing Table: 1973 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: 5739 Number of ARIN addresses announced to Internet: 1350093824 Equivalent to 80 /8s, 120 /16s and 204 /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: 296473 Total RIPE prefixes after maximum aggregation: 146993 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 301780 Unique aggregates announced from the RIPE address blocks: 197022 RIPE Region origin ASes present in the Internet Routing Table: 29714 RIPE Prefixes per ASN: 10.16 RIPE Region origin ASes announcing only one prefix: 12299 RIPE Region transit ASes present in the Internet Routing Table: 4147 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: 13728 Number of RIPE addresses announced to Internet: 749509376 Equivalent to 44 /8s, 172 /16s and 155 /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: 130754 Total LACNIC prefixes after maximum aggregation: 31373 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 125012 Unique aggregates announced from the LACNIC address blocks: 51195 LACNIC Region origin ASes present in the Internet Routing Table: 11470 LACNIC Prefixes per ASN: 10.90 LACNIC Region origin ASes announcing only one prefix: 2784 LACNIC Region transit ASes present in the Internet Routing Table: 2661 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: 9562 Number of LACNIC addresses announced to Internet: 168179456 Equivalent to 10 /8s, 6 /16s and 55 /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: 37700 Total AfriNIC prefixes after maximum aggregation: 6999 AfriNIC Deaggregation factor: 5.39 Prefixes being announced from the AfriNIC address blocks: 54163 Unique aggregates announced from the AfriNIC address blocks: 18976 AfriNIC Region origin ASes present in the Internet Routing Table: 2062 AfriNIC Prefixes per ASN: 26.27 AfriNIC Region origin ASes announcing only one prefix: 746 AfriNIC Region transit ASes present in the Internet Routing Table: 387 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: 103305216 Equivalent to 6 /8s, 40 /16s and 80 /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 14131 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 4612 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 3397 1868 97 VNPT-AS-VN - VNPT Corp, VN 17561 2870 180 499 LCS-AS-AP - LARUS Limited, HK 140292 2714 287 2047 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 15741 42014 5686 AMAZON-02 - Amazon.com, Inc., US 22773 4800 3181 368 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4616 307 1136 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 2575 893 WINDSTREAM - Windstream Communications LL 31898 2611 1328 1150 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 6979 1711 150 UNI2-AS - Orange Espagne SA, ES 39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4158 374 2546 M247 - M247 Europe SRL, RO 20940 3800 3388 101 AKAMAI-ASN1 - Akamai International B.V., 212238 3515 253 2650 CDNEXT - Datacamp Limited, GB 12389 3122 2330 870 ROSTELECOM-AS - PJSC Rostelecom, RU 29355 2520 150 27 KCELL-AS - Kcell JSC, KZ 34984 2514 369 587 TELLCOM-AS - Superonline Iletisim Hizmetl 44559 1944 122 909 ITHOSTLINE - IT HOSTLINE LTD, CY 8452 1711 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 13042 3284 612 AS8151 - UNINET, MX 10620 3444 451 1107 AS10620 - Telmex Colombia S.A., CO 13999 2269 499 331 AS13999 - Mega Cable, S.A. de C.V., MX 11830 1885 369 65 AS11830 - Instituto Costarricense de Elec 11664 1500 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 1194 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 22884 1096 70 385 AS22884 - TOTAL PLAY TELECOMUNICACIONES, 26615 1049 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 1294 389 16 Link Egypt (Link.NET) - Link Egypt (Link. 36935 1262 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 15399 552 57 62 Wananchi Group (Kenya) Limited - Wananchi 36914 550 82 3 Kenya Education Network - Kenya Education 37342 539 32 1 Movitel, SA - Movitel, SA, MZ 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 15741 42014 5686 AMAZON-02 - Amazon.com, Inc., US 9808 14131 8736 124 CHINAMOBILE-CN - China Mobile Communicati 8151 13042 3284 612 AS8151 - UNINET, MX 12479 6979 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 4800 3181 368 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4616 307 1136 CABLEONE - CABLE ONE, INC., US 18403 4612 347 24 FPT-VN - FPT Telecom Company, VN 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 14131 14007 CHINAMOBILE-CN - China Mobile Communications Gr 8151 13042 12430 AS8151 - UNINET, MX 12479 6979 6829 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 4612 4588 FPT-VN - FPT Telecom Company, VN 22773 4800 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 /16:13704 /17:8298 /18:13254 /19:25454 /20:45659 /21:53363 /22:113488 /23:110079 /24:675320 /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 7219 13042 AS8151 - UNINET, MX 12479 5910 6979 UNI2-AS - Orange Espagne SA, ES 39891 3656 4907 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 6327 3519 3738 SHAW - Shaw Communications, CA 11492 3513 4616 CABLEONE - CABLE ONE, INC., US 22773 3054 4800 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2986 15741 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 2200 2546 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) ---------------------------------------------- 1:2611 2:2843 3:1014 4:5 5:5338 6:207 7:6 8:1361 9:97 11:172 12:1101 13:865 14:2751 15:487 16:268 17:453 18:940 20:619 21:4 22:188 23:8537 24:2725 25:2 27:2887 28:6 29:19 31:3819 32:36 34:94 35:291 36:4872 37:4457 38:10375 39:1375 40:427 41:4643 42:2223 43:3404 44:487 45:19820 46:4980 47:460 48:171 49:2290 50:2008 51:872 52:1367 54:323 55:1028 56:11 57:329 58:2425 59:1360 60:1242 61:3218 62:3161 63:1744 64:6620 65:2146 66:6237 67:3346 68:1282 69:4076 70:1046 71:612 72:3241 74:3088 75:1604 76:592 77:2915 78:2122 79:1847 80:2362 81:2298 82:4388 83:1492 84:2157 85:3906 86:1132 87:2872 88:1338 89:4845 90:765 91:8512 92:2761 93:3058 94:4505 95:4743 96:1448 97:306 98:935 99:968 100:73 101:1587 102:4748 103:32433 104:5655 105:842 106:918 107:2986 108:1374 109:3976 110:2283 111:4213 112:3143 113:1949 114:2511 115:2333 116:2090 117:3690 118:3056 119:2080 120:2818 121:1736 122:3068 123:2244 124:1690 125:2980 126:156 128:1604 129:984 130:1733 131:2543 132:893 133:493 134:1798 135:651 136:1569 137:1591 138:3431 139:1815 140:1915 141:1823 142:2616 143:2212 144:1874 145:673 146:2195 147:2335 148:2836 149:3613 150:1422 151:3063 152:2441 153:2100 154:9615 155:2398 156:4156 157:2445 158:1636 159:2925 160:4031 161:2058 162:4212 163:2702 164:2378 165:2785 166:1185 167:2392 168:4270 169:920 170:5638 171:1124 172:4916 173:3481 174:891 175:1410 176:4042 177:5325 178:4623 179:2566 180:3281 181:4651 182:4083 183:2867 184:2064 185:22007 186:6484 187:5692 188:4691 189:4739 190:10009 191:1813 192:11858 193:9635 194:7950 195:5921 196:3432 197:3245 198:6352 199:6108 200:8458 201:6758 202:10693 203:10712 204:4759 205:3780 206:4448 207:4099 208:4325 209:5478 210:4781 211:2721 212:5223 213:4131 214:1019 215:63 216:7325 217:3753 218:1898 219:417 220:2259 221:1410 222:972 223:3594 End of report