IPv4 R&E Routing Table Report 21:10 GMT Thu 20 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: 1064641 Prefixes after maximum aggregation (per Origin AS): 409395 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 527902 Number of IPv4 prefixes with a valid ROA: 733280 Number of IPv4 prefixes with an invalid ROA: 124 Number of IPv4 prefixes with no ROA: 331237 Total ASes present in the Internet Routing Table: 79121 Prefixes per ASN: 13.46 Origin-only ASes present in the Internet Routing Table: 67706 Origin ASes announcing only one prefix: 27725 Transit ASes present in the Internet Routing Table: 11415 Transit-only ASes present in the Internet Routing Table: 613 Paths with bogon ASNs present in the IPv4 Routing Table: 15 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: 1304 Number of instances of unregistered ASNs: 1342 Number of 32-bit ASNs allocated by the RIRs: 50908 Number of 32-bit ASNs visible in the Routing Table: 41428 Prefixes from 32-bit ASNs in the Routing Table: 238662 Number of bogon 32-bit ASNs visible in the Routing Table: 88 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 520 Number of addresses announced to Internet: 3119841280 Equivalent to 185 /8s, 245 /16s and 0 /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: 349737 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 288754 Total APNIC prefixes after maximum aggregation: 84259 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 275346 Unique aggregates announced from the APNIC address blocks: 109376 APNIC Region origin ASes present in the Internet Routing Table: 15322 APNIC Prefixes per ASN: 17.97 APNIC Region origin ASes announcing only one prefix: 4722 APNIC Region transit ASes present in the Internet Routing Table: 2049 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: 10919 Number of APNIC addresses announced to Internet: 748256000 Equivalent to 44 /8s, 153 /16s and 123 /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: 309012 Total ARIN prefixes after maximum aggregation: 138743 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 307236 Unique aggregates announced from the ARIN address blocks: 150623 ARIN Region origin ASes present in the Internet Routing Table: 19523 ARIN Prefixes per ASN: 15.74 ARIN Region origin ASes announcing only one prefix: 7179 ARIN Region transit ASes present in the Internet Routing Table: 1977 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: 5752 Number of ARIN addresses announced to Internet: 1350250240 Equivalent to 80 /8s, 123 /16s and 47 /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: 296860 Total RIPE prefixes after maximum aggregation: 147229 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 302222 Unique aggregates announced from the RIPE address blocks: 197306 RIPE Region origin ASes present in the Internet Routing Table: 29746 RIPE Prefixes per ASN: 10.16 RIPE Region origin ASes announcing only one prefix: 12297 RIPE Region transit ASes present in the Internet Routing Table: 4146 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: 13757 Number of RIPE addresses announced to Internet: 749655808 Equivalent to 44 /8s, 174 /16s and 215 /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: 130907 Total LACNIC prefixes after maximum aggregation: 31420 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 125115 Unique aggregates announced from the LACNIC address blocks: 51214 LACNIC Region origin ASes present in the Internet Routing Table: 11481 LACNIC Prefixes per ASN: 10.90 LACNIC Region origin ASes announcing only one prefix: 2778 LACNIC Region transit ASes present in the Internet Routing Table: 2648 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: 9567 Number of LACNIC addresses announced to Internet: 168173312 Equivalent to 10 /8s, 6 /16s and 31 /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: 37804 Total AfriNIC prefixes after maximum aggregation: 7019 AfriNIC Deaggregation factor: 5.39 Prefixes being announced from the AfriNIC address blocks: 54201 Unique aggregates announced from the AfriNIC address blocks: 18951 AfriNIC Region origin ASes present in the Internet Routing Table: 2067 AfriNIC Prefixes per ASN: 26.22 AfriNIC Region origin ASes announcing only one prefix: 749 AfriNIC Region transit ASes present in the Internet Routing Table: 383 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 64 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1433 Number of AfriNIC addresses announced to Internet: 103215104 Equivalent to 6 /8s, 38 /16s and 240 /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 14126 8736 124 CHINAMOBILE-CN - China Mobile Communicati 7545 5839 832 279 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 5067 559 340 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4609 347 24 FPT-VN - FPT Telecom Company, VN 7552 3874 1331 24 VIETEL-AS-AP - Viettel Group, VN 7713 3741 1044 63 telkomnet-as-ap - PT Telekomunikasi Indon 56046 3611 887 178 CMNET-Jiangsu-AP - China Mobile communica 45899 3396 1868 97 VNPT-AS-VN - VNPT Corp, VN 140292 3093 312 1959 CHINATELECOM-JIANGSU-SUZHOU-5G-NETWORK - 17561 2817 177 493 LCS-AS-AP - LARUS Limited, HK 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 15826 42020 5705 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 3743 1305 74 SHAW - Shaw Communications, CA 396982 3460 4879 547 GOOGLE-CLOUD-PLATFORM - Google LLC, US 36352 3175 237 1110 AS-COLOCROSSING - HostPapa, US 749 3131 54647 2382 DNIC-AS-00749 - United States Department 7029 2764 2573 889 WINDSTREAM - Windstream Communications LL 31898 2630 1339 1159 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 6978 1711 150 UNI2-AS - Orange Espagne SA, ES 39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4160 373 2544 M247 - M247 Europe SRL, RO 20940 3809 3388 101 AKAMAI-ASN1 - Akamai International B.V., 212238 3526 254 2657 CDNEXT - Datacamp Limited, GB 12389 3121 2330 869 ROSTELECOM-AS - PJSC Rostelecom, RU 29355 2520 150 27 KCELL-AS - Kcell JSC, KZ 34984 2515 369 585 TELLCOM-AS - Superonline Iletisim Hizmetl 44559 1946 122 911 ITHOSTLINE - IT HOSTLINE LTD, CY 8452 1717 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 13073 3285 612 AS8151 - UNINET, MX 10620 3444 451 1107 AS10620 - Telmex Colombia S.A., CO 13999 2263 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 1330 765 218 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1196 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 22884 1095 70 384 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 1982 537 31 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 1254 523 49 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 15826 42020 5705 AMAZON-02 - Amazon.com, Inc., US 9808 14126 8736 124 CHINAMOBILE-CN - China Mobile Communicati 8151 13073 3285 612 AS8151 - UNINET, MX 12479 6978 1711 150 UNI2-AS - Orange Espagne SA, ES 7545 5839 832 279 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 5067 559 340 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 4609 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 14126 14002 CHINAMOBILE-CN - China Mobile Communications Gr 8151 13073 12461 AS8151 - UNINET, MX 12479 6978 6828 UNI2-AS - Orange Espagne SA, ES 7545 5839 5560 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4907 4831 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 9498 5067 4727 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4609 4585 FPT-VN - FPT Telecom Company, VN 22773 4800 4432 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7155 3998 3911 VIASAT-SP-BACKBONE - ViaSat,Inc., US 7552 3874 3850 VIETEL-AS-AP - Viettel Group, VN 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 /16:13701 /17:8296 /18:13256 /19:25461 /20:45650 /21:53275 /22:113567 /23:110308 /24:676747 /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 7247 13073 AS8151 - UNINET, MX 12479 5909 6978 UNI2-AS - Orange Espagne SA, ES 39891 3656 4907 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 6327 3522 3743 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 3009 15826 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 2206 2552 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) ---------------------------------------------- 1:2651 2:2856 3:1023 4:5 5:5356 6:207 7:6 8:1351 9:97 11:172 12:1099 13:877 14:2754 15:486 16:269 17:461 18:944 20:619 21:4 22:188 23:8546 24:2731 25:2 27:2966 28:6 29:19 31:3840 32:36 34:94 35:292 36:4878 37:4471 38:10369 39:1382 40:423 41:4651 42:2228 43:3408 44:504 45:19836 46:4989 47:461 48:171 49:2303 50:2017 51:842 52:1368 54:323 55:1073 56:11 57:329 58:2434 59:1364 60:1256 61:3224 62:3164 63:1739 64:6632 65:2166 66:6237 67:3340 68:1292 69:4080 70:1047 71:613 72:3244 74:3110 75:1606 76:590 77:2909 78:2121 79:1837 80:2371 81:2303 82:4395 83:1493 84:2165 85:3916 86:1133 87:2976 88:1338 89:4853 90:765 91:8525 92:2744 93:3057 94:4533 95:4768 96:1450 97:309 98:941 99:965 100:65 101:1589 102:4779 103:32482 104:5644 105:839 106:926 107:2991 108:1386 109:3954 110:2280 111:4215 112:3142 113:1945 114:2578 115:2334 116:2096 117:3865 118:3064 119:2082 120:2821 121:1848 122:3060 123:2243 124:1694 125:2981 126:156 128:1608 129:982 130:1735 131:2545 132:888 133:492 134:1764 135:654 136:1577 137:1592 138:3445 139:1810 140:1912 141:1831 142:2642 143:2214 144:1878 145:676 146:2199 147:2341 148:2834 149:3633 150:1425 151:3007 152:2444 153:2117 154:9626 155:2399 156:4144 157:2458 158:1641 159:2927 160:4053 161:2080 162:4224 163:2708 164:2391 165:2785 166:1219 167:2395 168:4229 169:919 170:5642 171:1126 172:4911 173:3473 174:889 175:1417 176:4052 177:5379 178:4568 179:2616 180:3279 181:4660 182:4092 183:2866 184:2065 185:22017 186:6449 187:5749 188:4686 189:4770 190:10020 191:1845 192:11855 193:9657 194:7951 195:5931 196:3435 197:3252 198:6359 199:6111 200:8468 201:6751 202:10672 203:10741 204:4758 205:3756 206:4452 207:4101 208:4328 209:5482 210:4780 211:2718 212:5250 213:4132 214:1025 215:47 216:7327 217:3764 218:1901 219:417 220:2258 221:1427 222:971 223:3598 End of report