IPv4 R&E Routing Table Report 21:10 GMT Wed 05 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: 1061349 Prefixes after maximum aggregation (per Origin AS): 408006 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 526822 Number of IPv4 prefixes with a valid ROA: 727983 Number of IPv4 prefixes with an invalid ROA: 131 Number of IPv4 prefixes with no ROA: 333235 Total ASes present in the Internet Routing Table: 78945 Prefixes per ASN: 13.44 Origin-only ASes present in the Internet Routing Table: 67532 Origin ASes announcing only one prefix: 27670 Transit ASes present in the Internet Routing Table: 11413 Transit-only ASes present in the Internet Routing Table: 618 Paths with bogon ASNs present in the IPv4 Routing Table: 20 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 68 Max AS path prepend of ASN (269326) 61 Prefixes from unregistered ASNs in the Routing Table: 1266 Number of instances of unregistered ASNs: 1316 Number of 32-bit ASNs allocated by the RIRs: 50701 Number of 32-bit ASNs visible in the Routing Table: 41249 Prefixes from 32-bit ASNs in the Routing Table: 236376 Number of bogon 32-bit ASNs visible in the Routing Table: 114 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 491 Number of addresses announced to Internet: 3117940480 Equivalent to 185 /8s, 215 /16s and 255 /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: 347819 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 288289 Total APNIC prefixes after maximum aggregation: 84291 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 274121 Unique aggregates announced from the APNIC address blocks: 109268 APNIC Region origin ASes present in the Internet Routing Table: 15294 APNIC Prefixes per ASN: 17.92 APNIC Region origin ASes announcing only one prefix: 4723 APNIC Region transit ASes present in the Internet Routing Table: 2061 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 37 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10891 Number of APNIC addresses announced to Internet: 748334080 Equivalent to 44 /8s, 154 /16s and 172 /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: 307653 Total ARIN prefixes after maximum aggregation: 138192 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 306014 Unique aggregates announced from the ARIN address blocks: 150363 ARIN Region origin ASes present in the Internet Routing Table: 19496 ARIN Prefixes per ASN: 15.70 ARIN Region origin ASes announcing only one prefix: 7153 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: 5716 Number of ARIN addresses announced to Internet: 1347963136 Equivalent to 80 /8s, 88 /16s and 73 /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: 295835 Total RIPE prefixes after maximum aggregation: 146429 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 300695 Unique aggregates announced from the RIPE address blocks: 196033 RIPE Region origin ASes present in the Internet Routing Table: 29652 RIPE Prefixes per ASN: 10.14 RIPE Region origin ASes announcing only one prefix: 12262 RIPE Region transit ASes present in the Internet Routing Table: 4154 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: 13674 Number of RIPE addresses announced to Internet: 749405184 Equivalent to 44 /8s, 171 /16s and 4 /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: 130547 Total LACNIC prefixes after maximum aggregation: 31363 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 124969 Unique aggregates announced from the LACNIC address blocks: 51129 LACNIC Region origin ASes present in the Internet Routing Table: 11476 LACNIC Prefixes per ASN: 10.89 LACNIC Region origin ASes announcing only one prefix: 2794 LACNIC Region transit ASes present in the Internet Routing Table: 2643 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: 9548 Number of LACNIC addresses announced to Internet: 168364032 Equivalent to 10 /8s, 9 /16s and 8 /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: 37759 Total AfriNIC prefixes after maximum aggregation: 7018 AfriNIC Deaggregation factor: 5.38 Prefixes being announced from the AfriNIC address blocks: 55058 Unique aggregates announced from the AfriNIC address blocks: 19606 AfriNIC Region origin ASes present in the Internet Routing Table: 2050 AfriNIC Prefixes per ASN: 26.86 AfriNIC Region origin ASes announcing only one prefix: 738 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: 1420 Number of AfriNIC addresses announced to Internet: 103614720 Equivalent to 6 /8s, 45 /16s and 9 /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 14111 8737 120 CHINAMOBILE-CN - China Mobile Communicati 7545 5835 818 450 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 5059 558 341 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4629 347 24 FPT-VN - FPT Telecom Company, VN 7552 4023 1331 24 VIETEL-AS-AP - Viettel Group, VN 17561 3742 235 605 LCS-AS-AP - LARUS Limited, HK 7713 3734 1044 63 telkomnet-as-ap - PT Telekomunikasi Indon 56046 3586 887 178 CMNET-Jiangsu-AP - China Mobile communica 45899 3386 1868 97 VNPT-AS-VN - VNPT Corp, VN 24560 2612 677 722 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 15605 41518 5647 AMAZON-02 - Amazon.com, Inc., US 22773 4805 3182 370 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4617 307 1124 CABLEONE - CABLE ONE, INC., US 7155 3992 286 98 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3729 1305 74 SHAW - Shaw Communications, CA 396982 3460 4879 546 GOOGLE-CLOUD-PLATFORM - Google LLC, US 36352 3192 238 1120 AS-COLOCROSSING - HostPapa, US 749 3135 54727 2386 DNIC-AS-00749 - United States Department 7029 2711 2535 879 WINDSTREAM - Windstream Communications LL 31898 2569 1319 1133 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 7006 1711 150 UNI2-AS - Orange Espagne SA, ES 39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4170 376 2555 M247 - M247 Europe SRL, RO 20940 3800 3388 101 AKAMAI-ASN1 - Akamai International B.V., 212238 3491 251 2631 CDNEXT - Datacamp Limited, GB 12389 3125 2330 872 ROSTELECOM-AS - PJSC Rostelecom, RU 29355 2545 151 26 KCELL-AS - Kcell JSC, KZ 34984 2484 367 587 TELLCOM-AS - Superonline Iletisim Hizmetl 44559 1944 122 909 ITHOSTLINE - IT HOSTLINE LTD, CY 8452 1713 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 12949 3288 616 AS8151 - UNINET, MX 10620 3444 451 1107 AS10620 - Telmex Colombia S.A., CO 13999 2279 499 332 AS13999 - Mega Cable, S.A. de C.V., MX 11830 1890 369 65 AS11830 - Instituto Costarricense de Elec 11664 1498 277 34 AS11664 - Techtel LMDS Comunicaciones Int 28573 1370 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda 3816 1342 768 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1211 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 22884 1096 70 385 AS22884 - TOTAL PLAY TELECOMUNICACIONES, 26615 1052 2384 95 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 1986 585 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 1318 389 16 Link Egypt (Link.NET) - Link Egypt (Link. 36935 1277 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 591 54 191 Africa on Cloud - Africa on Cloud, ZA 36914 557 82 3 Kenya Education Network - Kenya Education 15399 553 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 15605 41518 5647 AMAZON-02 - Amazon.com, Inc., US 9808 14111 8737 120 CHINAMOBILE-CN - China Mobile Communicati 8151 12949 3288 616 AS8151 - UNINET, MX 12479 7006 1711 150 UNI2-AS - Orange Espagne SA, ES 7545 5835 818 450 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 5059 558 341 BBIL-AP - BHARTI Airtel Ltd., IN 39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4805 3182 370 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 18403 4629 347 24 FPT-VN - FPT Telecom Company, VN 11492 4617 307 1124 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 14111 13991 CHINAMOBILE-CN - China Mobile Communications Gr 8151 12949 12333 AS8151 - UNINET, MX 12479 7006 6856 UNI2-AS - Orange Espagne SA, ES 7545 5835 5385 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4907 4831 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 9498 5059 4718 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4629 4605 FPT-VN - FPT Telecom Company, VN 22773 4805 4435 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 4023 3999 VIETEL-AS-AP - Viettel Group, VN 7155 3992 3894 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 219067 UNALLOCATED 5.175.169.0/24 51396 PFCLOUD - Pfcloud UG (h 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 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 23.133.212.0/24 Origin: 18604 UNASSIGNED 23.133.212.0/24 Transit: 394625 WHITELABELIT - WhiteLabel IT Solutions C 23.137.48.0/24 Origin: 16904 ARVIG-16904 - Arvig Enterprises Inc., US 23.137.48.0/24 Transit: 174 COGENT-174 - Cogent Communications, LLC, 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 /13:588 /14:1185 /15:2127 /16:13715 /17:8296 /18:13230 /19:25447 /20:45587 /21:53331 /22:113314 /23:109925 /24:674138 /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 7139 12949 AS8151 - UNINET, MX 12479 5933 7006 UNI2-AS - Orange Espagne SA, ES 39891 3656 4907 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 11492 3513 4617 CABLEONE - CABLE ONE, INC., US 6327 3510 3729 SHAW - Shaw Communications, CA 22773 3057 4805 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2959 15605 AMAZON-02 - Amazon.com, Inc., US 7155 2946 3992 VIASAT-SP-BACKBONE - ViaSat,Inc., US 10620 2248 3444 AS10620 - Telmex Colombia S.A., CO 30036 2207 2553 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) ---------------------------------------------- 1:2626 2:2837 3:1015 4:5 5:5365 6:206 7:6 8:1369 9:95 11:172 12:1104 13:827 14:2746 15:484 16:264 17:452 18:939 20:619 21:4 22:188 23:8568 24:2783 25:2 27:2878 28:6 29:19 31:3816 32:36 34:94 35:290 36:4861 37:4459 38:10255 39:1377 40:432 41:4614 42:2232 43:3369 44:480 45:20033 46:4982 47:457 48:168 49:2263 50:2010 51:834 52:1368 54:306 55:1221 56:11 57:326 58:2397 59:1346 60:1215 61:3193 62:3172 63:1745 64:6580 65:2141 66:6212 67:3337 68:1282 69:4046 70:1046 71:612 72:3258 74:3055 75:1598 76:589 77:2919 78:2114 79:1844 80:2383 81:2298 82:4305 83:1487 84:2164 85:3910 86:1112 87:2791 88:1330 89:4819 90:768 91:8498 92:2744 93:3041 94:4471 95:4736 96:1452 97:309 98:934 99:967 100:73 101:1597 102:4730 103:32456 104:5645 105:835 106:916 107:2969 108:1358 109:3930 110:2280 111:4191 112:3138 113:1931 114:2511 115:2338 116:2087 117:3678 118:3055 119:2076 120:2810 121:1680 122:3041 123:2236 124:1678 125:2979 126:156 128:1602 129:971 130:1720 131:2535 132:893 133:493 134:1769 135:648 136:1558 137:1587 138:3428 139:1819 140:1918 141:1823 142:2610 143:2159 144:1879 145:670 146:2193 147:2343 148:2823 149:3612 150:1417 151:2996 152:2432 153:2005 154:9880 155:2387 156:4605 157:2440 158:1622 159:2896 160:3941 161:2062 162:4203 163:2692 164:2381 165:2785 166:1166 167:2375 168:4246 169:909 170:5637 171:1125 172:4928 173:3480 174:890 175:1404 176:4024 177:5249 178:4534 179:2514 180:3275 181:4677 182:4074 183:2864 184:2049 185:21965 186:6571 187:5556 188:4758 189:4667 190:9953 191:1788 192:11826 193:9635 194:7965 195:5929 196:3451 197:3150 198:6345 199:6101 200:8443 201:6682 202:10686 203:10690 204:4749 205:3775 206:4450 207:4088 208:4336 209:5479 210:4776 211:2716 212:5222 213:4134 214:1019 215:39 216:7302 217:3738 218:1876 219:416 220:2283 221:1369 222:951 223:3575 End of report