IPv4 R&E Routing Table Report 21:10 GMT Thu 16 Jul, 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: 1056661 Prefixes after maximum aggregation (per Origin AS): 407083 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 525233 Number of IPv4 prefixes with a valid ROA: 713979 Number of IPv4 prefixes with an invalid ROA: 112 Number of IPv4 prefixes with no ROA: 342570 Total ASes present in the Internet Routing Table: 78859 Prefixes per ASN: 13.40 Origin-only ASes present in the Internet Routing Table: 67462 Origin ASes announcing only one prefix: 27583 Transit ASes present in the Internet Routing Table: 11397 Transit-only ASes present in the Internet Routing Table: 598 Paths with bogon ASNs present in the IPv4 Routing Table: 35 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: 1276 Number of instances of unregistered ASNs: 1314 Number of 32-bit ASNs allocated by the RIRs: 50431 Number of 32-bit ASNs visible in the Routing Table: 41118 Prefixes from 32-bit ASNs in the Routing Table: 235694 Number of bogon 32-bit ASNs visible in the Routing Table: 128 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 493 Number of addresses announced to Internet: 3118870528 Equivalent to 185 /8s, 230 /16s and 48 /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: 345838 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 287499 Total APNIC prefixes after maximum aggregation: 84201 APNIC Deaggregation factor: 3.41 Prefixes being announced from the APNIC address blocks: 273417 Unique aggregates announced from the APNIC address blocks: 109248 APNIC Region origin ASes present in the Internet Routing Table: 15303 APNIC Prefixes per ASN: 17.87 APNIC Region origin ASes announcing only one prefix: 4721 APNIC Region transit ASes present in the Internet Routing Table: 2072 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: 10889 Number of APNIC addresses announced to Internet: 748797696 Equivalent to 44 /8s, 161 /16s and 191 /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: 307020 Total ARIN prefixes after maximum aggregation: 138057 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 305287 Unique aggregates announced from the ARIN address blocks: 149770 ARIN Region origin ASes present in the Internet Routing Table: 19475 ARIN Prefixes per ASN: 15.68 ARIN Region origin ASes announcing only one prefix: 7118 ARIN Region transit ASes present in the Internet Routing Table: 1969 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: 5683 Number of ARIN addresses announced to Internet: 1348382720 Equivalent to 80 /8s, 94 /16s and 176 /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: 293619 Total RIPE prefixes after maximum aggregation: 146007 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 298152 Unique aggregates announced from the RIPE address blocks: 195553 RIPE Region origin ASes present in the Internet Routing Table: 29608 RIPE Prefixes per ASN: 10.07 RIPE Region origin ASes announcing only one prefix: 12240 RIPE Region transit ASes present in the Internet Routing Table: 4134 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: 13611 Number of RIPE addresses announced to Internet: 749485056 Equivalent to 44 /8s, 172 /16s and 60 /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: 129533 Total LACNIC prefixes after maximum aggregation: 30995 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 124210 Unique aggregates announced from the LACNIC address blocks: 50570 LACNIC Region origin ASes present in the Internet Routing Table: 11452 LACNIC Prefixes per ASN: 10.85 LACNIC Region origin ASes announcing only one prefix: 2767 LACNIC Region transit ASes present in the Internet Routing Table: 2639 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: 9521 Number of LACNIC addresses announced to Internet: 167939328 Equivalent to 10 /8s, 2 /16s and 141 /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: 37714 Total AfriNIC prefixes after maximum aggregation: 7097 AfriNIC Deaggregation factor: 5.31 Prefixes being announced from the AfriNIC address blocks: 55101 Unique aggregates announced from the AfriNIC address blocks: 19673 AfriNIC Region origin ASes present in the Internet Routing Table: 2051 AfriNIC Prefixes per ASN: 26.87 AfriNIC Region origin ASes announcing only one prefix: 737 AfriNIC Region transit ASes present in the Internet Routing Table: 391 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 53 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1414 Number of AfriNIC addresses announced to Internet: 103991040 Equivalent to 6 /8s, 50 /16s and 199 /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 14015 8737 120 CHINAMOBILE-CN - China Mobile Communicati 7545 5846 818 454 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 5027 556 334 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4651 347 24 FPT-VN - FPT Telecom Company, VN 7552 4024 1331 24 VIETEL-AS-AP - Viettel Group, VN 17561 3765 237 610 LCS-AS-AP - LARUS Limited, HK 7713 3729 1044 64 telkomnet-as-ap - PT Telekomunikasi Indon 56046 3573 887 178 CMNET-Jiangsu-AP - China Mobile communica 45899 3383 1868 97 VNPT-AS-VN - VNPT Corp, VN 24560 2736 732 730 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 15553 41523 5616 AMAZON-02 - Amazon.com, Inc., US 22773 4778 3115 359 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4523 301 1157 CABLEONE - CABLE ONE, INC., US 7155 3962 286 111 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3725 1305 74 SHAW - Shaw Communications, CA 396982 3430 4872 529 GOOGLE-CLOUD-PLATFORM - Google LLC, US 36352 3161 238 1101 AS-COLOCROSSING - HostPapa, US 749 3138 54728 2389 DNIC-AS-00749 - United States Department 7029 2686 2539 895 WINDSTREAM - Windstream Communications LL 30036 2563 357 525 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 7085 1711 150 UNI2-AS - Orange Espagne SA, ES 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4169 376 2555 M247 - M247 Europe SRL, RO 20940 3813 3389 110 AKAMAI-ASN1 - Akamai International B.V., 212238 3440 245 2586 CDNEXT - Datacamp Limited, GB 12389 3125 2326 874 ROSTELECOM-AS - PJSC Rostelecom, RU 34984 2492 367 586 TELLCOM-AS - Superonline Iletisim Hizmetl 8452 1714 1852 14 TE-AS - IDDQD-AS, EG 203020 1652 253 828 HostRoyale - HostRoyale Technologies Pvt 44559 1635 102 761 ITHOSTLINE - IT HOSTLINE LTD, CY 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 12796 3255 625 AS8151 - UNINET, MX 10620 3440 450 1104 AS10620 - Telmex Colombia S.A., CO 13999 2287 499 328 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 1374 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda 3816 1342 768 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1212 371 22 AS6147 - INTEGRATEL PERU S.A.A., PE 22884 1095 70 384 AS22884 - TOTAL PLAY TELECOMUNICACIONES, 26615 1064 2385 96 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 1987 601 34 Vodafone Data - Vodafone Data, EG 36992 1925 1543 334 ETISALAT MISR - ETISALAT MISR, EG 36903 1351 587 105 Office National des Postes et Telecommuni 24863 1305 389 16 Link Egypt (Link.NET) - Link Egypt (Link. 36935 1288 523 46 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 586 54 190 Africa on Cloud - Africa on Cloud, ZA 36914 556 82 3 Kenya Education Network - Kenya Education 15399 554 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 15553 41523 5616 AMAZON-02 - Amazon.com, Inc., US 9808 14015 8737 120 CHINAMOBILE-CN - China Mobile Communicati 8151 12796 3255 625 AS8151 - UNINET, MX 12479 7085 1711 150 UNI2-AS - Orange Espagne SA, ES 7545 5846 818 454 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 5027 556 334 BBIL-AP - BHARTI Airtel Ltd., IN 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4778 3115 359 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 18403 4651 347 24 FPT-VN - FPT Telecom Company, VN 11492 4523 301 1157 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 14015 13895 CHINAMOBILE-CN - China Mobile Communications Gr 8151 12796 12171 AS8151 - UNINET, MX 12479 7085 6935 UNI2-AS - Orange Espagne SA, ES 7545 5846 5392 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 9498 5027 4693 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4651 4627 FPT-VN - FPT Telecom Company, VN 22773 4778 4419 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 4024 4000 VIETEL-AS-AP - Viettel Group, VN 7155 3962 3851 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 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 23.133.212.0/24 Origin: 18604 UNASSIGNED 23.133.212.0/24 Transit: 32217 GPIEX - GPIEX INC, US 23.134.212.0/24 Origin: 8143 NEBUSRT - Neburst LLC, US 23.134.212.0/24 Transit: 17476 CHL-AS-AP - CloudRadium (HK) Limited, HK 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 /14:1186 /15:2127 /16:13695 /17:8307 /18:13321 /19:25482 /20:45790 /21:52646 /22:113386 /23:108980 /24:670687 /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 7033 12796 AS8151 - UNINET, MX 12479 6008 7085 UNI2-AS - Orange Espagne SA, ES 39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 6327 3506 3725 SHAW - Shaw Communications, CA 11492 3426 4523 CABLEONE - CABLE ONE, INC., US 22773 3055 4778 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2943 15553 AMAZON-02 - Amazon.com, Inc., US 7155 2916 3962 VIASAT-SP-BACKBONE - ViaSat,Inc., US 10620 2244 3440 AS10620 - Telmex Colombia S.A., CO 30036 2217 2563 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) ---------------------------------------------- 1:2548 2:2045 3:1020 4:5 5:5322 6:207 7:6 8:1377 9:77 11:172 12:1093 13:791 14:2746 15:475 16:297 17:452 18:946 20:617 21:4 22:188 23:8519 24:2778 25:2 27:2868 28:6 29:19 31:3820 32:36 34:89 35:286 36:4833 37:4433 38:10066 39:1373 40:433 41:4575 42:2197 43:3323 44:467 45:20022 46:4969 47:458 48:168 49:2268 50:2006 51:865 52:1364 54:295 55:1169 56:11 57:324 58:2374 59:1342 60:1213 61:3180 62:3148 63:1741 64:6523 65:2146 66:6101 67:3315 68:1292 69:4082 70:1045 71:613 72:3261 74:3062 75:1513 76:594 77:2929 78:2108 79:2003 80:2372 81:2286 82:4249 83:1487 84:2166 85:3914 86:1093 87:2776 88:1316 89:4807 90:783 91:8499 92:2772 93:3048 94:4455 95:4705 96:1451 97:308 98:931 99:972 100:72 101:1446 102:4736 103:32484 104:5620 105:839 106:898 107:2947 108:1322 109:3915 110:2281 111:4148 112:3118 113:1945 114:2504 115:2334 116:2078 117:3639 118:3072 119:2095 120:2784 121:1657 122:3044 123:2236 124:1727 125:2979 126:158 128:1603 129:976 130:1718 131:2543 132:894 133:488 134:1749 135:648 136:1536 137:1576 138:3435 139:1811 140:1872 141:1735 142:2626 143:2110 144:1855 145:674 146:2193 147:2298 148:2801 149:3327 150:1374 151:2963 152:2395 153:1974 154:9885 155:2367 156:4667 157:2434 158:1607 159:2888 160:3886 161:2042 162:4165 163:2677 164:2395 165:2778 166:1306 167:2362 168:4230 169:893 170:5625 171:1132 172:4913 173:3474 174:887 175:1374 176:4037 177:5208 178:4487 179:2538 180:3235 181:4651 182:4048 183:2839 184:2053 185:21935 186:6497 187:5531 188:4755 189:4662 190:9877 191:1778 192:11830 193:9629 194:7926 195:5895 196:3454 197:3133 198:6311 199:6086 200:8402 201:6615 202:10702 203:10684 204:4750 205:3774 206:4476 207:4074 208:4339 209:5485 210:4778 211:2695 212:5188 213:4119 214:1025 215:47 216:7314 217:3739 218:1862 219:416 220:2289 221:1343 222:943 223:3589 End of report