IPv4 R&E Routing Table Report 21:10 GMT Fri 12 Jun, 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: 1052879 Prefixes after maximum aggregation (per Origin AS): 406802 Deaggregation factor: 2.59 Unique aggregates announced (without unneeded subnets): 522709 Number of IPv4 prefixes with a valid ROA: 701805 Number of IPv4 prefixes with an invalid ROA: 115 Number of IPv4 prefixes with no ROA: 350959 Total ASes present in the Internet Routing Table: 78643 Prefixes per ASN: 13.39 Origin-only ASes present in the Internet Routing Table: 67280 Origin ASes announcing only one prefix: 27502 Transit ASes present in the Internet Routing Table: 11363 Transit-only ASes present in the Internet Routing Table: 593 Paths with bogon ASNs present in the IPv4 Routing Table: 7 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: 1207 Number of instances of unregistered ASNs: 1237 Number of 32-bit ASNs allocated by the RIRs: 50095 Number of 32-bit ASNs visible in the Routing Table: 40844 Prefixes from 32-bit ASNs in the Routing Table: 233668 Number of bogon 32-bit ASNs visible in the Routing Table: 72 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 465 Number of addresses announced to Internet: 3119450880 Equivalent to 185 /8s, 239 /16s and 11 /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: 344265 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 286948 Total APNIC prefixes after maximum aggregation: 84731 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 272880 Unique aggregates announced from the APNIC address blocks: 109198 APNIC Region origin ASes present in the Internet Routing Table: 15225 APNIC Prefixes per ASN: 17.92 APNIC Region origin ASes announcing only one prefix: 4659 APNIC Region transit ASes present in the Internet Routing Table: 2063 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 43 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10814 Number of APNIC addresses announced to Internet: 747663872 Equivalent to 44 /8s, 144 /16s and 114 /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: 305661 Total ARIN prefixes after maximum aggregation: 137821 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 304370 Unique aggregates announced from the ARIN address blocks: 148731 ARIN Region origin ASes present in the Internet Routing Table: 19444 ARIN Prefixes per ASN: 15.65 ARIN Region origin ASes announcing only one prefix: 7105 ARIN Region transit ASes present in the Internet Routing Table: 1970 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: 5627 Number of ARIN addresses announced to Internet: 1348064768 Equivalent to 80 /8s, 89 /16s and 214 /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: 292294 Total RIPE prefixes after maximum aggregation: 145695 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 296629 Unique aggregates announced from the RIPE address blocks: 194567 RIPE Region origin ASes present in the Internet Routing Table: 29578 RIPE Prefixes per ASN: 10.03 RIPE Region origin ASes announcing only one prefix: 12253 RIPE Region transit ASes present in the Internet Routing Table: 4115 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: 13534 Number of RIPE addresses announced to Internet: 749253376 Equivalent to 44 /8s, 168 /16s and 179 /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: 129128 Total LACNIC prefixes after maximum aggregation: 30884 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 123623 Unique aggregates announced from the LACNIC address blocks: 50330 LACNIC Region origin ASes present in the Internet Routing Table: 11420 LACNIC Prefixes per ASN: 10.83 LACNIC Region origin ASes announcing only one prefix: 2752 LACNIC Region transit ASes present in the Internet Routing Table: 2623 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: 9473 Number of LACNIC addresses announced to Internet: 169892352 Equivalent to 10 /8s, 32 /16s and 90 /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: 37641 Total AfriNIC prefixes after maximum aggregation: 7003 AfriNIC Deaggregation factor: 5.37 Prefixes being announced from the AfriNIC address blocks: 54911 Unique aggregates announced from the AfriNIC address blocks: 19485 AfriNIC Region origin ASes present in the Internet Routing Table: 2031 AfriNIC Prefixes per ASN: 27.04 AfriNIC Region origin ASes announcing only one prefix: 733 AfriNIC Region transit ASes present in the Internet Routing Table: 393 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1396 Number of AfriNIC addresses announced to Internet: 104323840 Equivalent to 6 /8s, 55 /16s and 219 /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 13959 8737 119 CHINAMOBILE-CN - China Mobile Communicati 7545 5861 822 469 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 4952 551 327 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4589 347 24 FPT-VN - FPT Telecom Company, VN 7552 4053 1331 24 VIETEL-AS-AP - Viettel Group, VN 7713 3700 1044 64 telkomnet-as-ap - PT Telekomunikasi Indon 56046 3553 887 177 CMNET-Jiangsu-AP - China Mobile communica 17561 3424 215 596 LCS-AS-AP - LARUS Limited, HK 45899 3367 1868 97 VNPT-AS-VN - VNPT Corp, VN 24560 2740 745 735 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 15315 41452 5609 AMAZON-02 - Amazon.com, Inc., US 22773 4769 3115 363 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4608 306 1093 CABLEONE - CABLE ONE, INC., US 7155 3868 286 88 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3728 1305 74 SHAW - Shaw Communications, CA 396982 3374 4868 518 GOOGLE-CLOUD-PLATFORM - Google LLC, US 749 3136 54728 2387 DNIC-AS-00749 - United States Department 36352 3077 232 1041 AS-COLOCROSSING - HostPapa, US 7029 2644 2537 892 WINDSTREAM - Windstream Communications LL 30036 2544 353 587 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 7116 1711 149 UNI2-AS - Orange Espagne SA, ES 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4093 371 2480 M247 - M247 Europe SRL, RO 20940 3788 3389 109 AKAMAI-ASN1 - Akamai International B.V., 212238 3241 233 2407 CDNEXT - Datacamp Limited, GB 12389 3147 2318 869 ROSTELECOM-AS - PJSC Rostelecom, RU 34984 2483 367 589 TELLCOM-AS - Superonline Iletisim Hizmetl 8452 1699 1852 14 TE-AS - IDDQD-AS, EG 203020 1654 253 828 HostRoyale - HostRoyale Technologies Pvt 13188 1607 100 27 TRIOLAN - CONTENT DELIVERY NETWORK LTD, U 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 12822 3265 628 AS8151 - UNINET, MX 10620 3432 450 1101 AS10620 - Telmex Colombia S.A., CO 13999 2345 500 347 AS13999 - Mega Cable, S.A. de C.V., MX 11830 1928 369 65 AS11830 - Instituto Costarricense de Elec 11664 1489 277 34 AS11664 - Techtel LMDS Comunicaciones Int 28573 1355 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda 3816 1342 768 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1222 371 22 AS6147 - INTEGRATEL PERU S.A.A., PE 22884 1093 71 361 AS22884 - TOTAL PLAY TELECOMUNICACIONES, 26615 1062 2392 100 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 2027 617 34 Vodafone Data - Vodafone Data, EG 36992 1861 1532 337 ETISALAT MISR - ETISALAT MISR, EG 36903 1351 587 105 Office National des Postes et Telecommuni 36935 1277 521 43 Vodafone Data - Vodafone Data, EG 24863 1275 389 16 Link Egypt (Link.NET) - Link Egypt (Link. 37069 1116 1100 11 The Egyptian Company for Mobile Services 29571 1085 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 328608 611 56 177 Africa on Cloud - Africa on Cloud, ZA 36914 554 82 3 Kenya Education Network - Kenya Education 15399 546 57 58 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 15315 41452 5609 AMAZON-02 - Amazon.com, Inc., US 9808 13959 8737 119 CHINAMOBILE-CN - China Mobile Communicati 8151 12822 3265 628 AS8151 - UNINET, MX 12479 7116 1711 149 UNI2-AS - Orange Espagne SA, ES 7545 5861 822 469 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 9498 4952 551 327 BBIL-AP - BHARTI Airtel Ltd., IN 22773 4769 3115 363 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4608 306 1093 CABLEONE - CABLE ONE, INC., US 18403 4589 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 13959 13840 CHINAMOBILE-CN - China Mobile Communications Gr 8151 12822 12194 AS8151 - UNINET, MX 12479 7116 6967 UNI2-AS - Orange Espagne SA, ES 7545 5861 5392 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 9498 4952 4625 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4589 4565 FPT-VN - FPT Telecom Company, VN 22773 4769 4406 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 4053 4029 VIETEL-AS-AP - Viettel Group, VN 7155 3868 3780 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 395729 UNALLOCATED 8.28.58.0/24 32787 PROLEXIC-TECHNOLOGIES-D 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 23.131.104.0/24 Origin: 400290 UNASSIGNED 23.131.104.0/24 Transit: 6939 HURRICANE - Hurricane Electric LLC, US 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 23.132.252.0/24 Origin: 401541 UNASSIGNED 23.132.252.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 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 /13:589 /14:1191 /15:2118 /16:13660 /17:8295 /18:13305 /19:25440 /20:45733 /21:52477 /22:113521 /23:108584 /24:667500 /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 7025 12822 AS8151 - UNINET, MX 12479 6047 7116 UNI2-AS - Orange Espagne SA, ES 39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 6327 3509 3728 SHAW - Shaw Communications, CA 11492 3485 4608 CABLEONE - CABLE ONE, INC., US 22773 3054 4769 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 7155 2823 3868 VIASAT-SP-BACKBONE - ViaSat,Inc., US 16509 2776 15315 AMAZON-02 - Amazon.com, Inc., US 10620 2236 3432 AS10620 - Telmex Colombia S.A., CO 30036 2202 2544 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) ---------------------------------------------- 1:2533 2:2053 3:1024 4:5 5:5245 6:202 7:6 8:1428 9:70 11:172 12:1118 13:759 14:2711 15:470 16:282 17:447 18:937 20:614 21:4 22:188 23:8369 24:2777 25:2 27:2812 28:1 29:19 31:3845 32:36 34:87 35:288 36:4789 37:4432 38:9915 39:1311 40:441 41:4559 42:2155 43:3235 44:461 45:19745 46:4948 47:431 48:168 49:2314 50:2015 51:866 52:1359 54:304 55:1180 56:11 57:319 58:2747 59:1487 60:1168 61:3131 62:3149 63:1690 64:6455 65:2147 66:6053 67:3297 68:1246 69:4104 70:1052 71:616 72:3222 74:3088 75:1501 76:598 77:2919 78:2096 79:1795 80:2340 81:2295 82:4336 83:1476 84:2223 85:3852 86:1088 87:2735 88:1321 89:4767 90:794 91:8455 92:2785 93:3015 94:4645 95:4675 96:1450 97:310 98:942 99:865 100:69 101:1467 102:4718 103:32407 104:5539 105:855 106:899 107:2952 108:1303 109:3963 110:2281 111:4136 112:3102 113:1996 114:2511 115:2316 116:2059 117:3601 118:3045 119:2086 120:2794 121:1641 122:3011 123:2226 124:1933 125:2980 126:158 128:1615 129:964 130:1701 131:2457 132:895 133:488 134:1734 135:631 136:1487 137:1563 138:3397 139:1803 140:1858 141:1750 142:2558 143:2095 144:1774 145:657 146:2192 147:2278 148:2798 149:3296 150:1369 151:2985 152:2376 153:1786 154:9672 155:2352 156:4957 157:2435 158:1587 159:2867 160:3878 161:2028 162:4138 163:2628 164:2387 165:2777 166:1270 167:2356 168:4099 169:883 170:5627 171:1140 172:4909 173:3454 174:897 175:1365 176:3963 177:5101 178:4508 179:2434 180:3377 181:4617 182:4040 183:2868 184:2050 185:21851 186:6392 187:5380 188:4822 189:4587 190:9920 191:1731 192:11811 193:9630 194:7844 195:5835 196:3415 197:3150 198:6299 199:6151 200:8324 201:6538 202:10673 203:10688 204:4777 205:3781 206:4445 207:4033 208:4364 209:5508 210:4767 211:2688 212:5121 213:4086 214:1040 215:47 216:7277 217:3672 218:1765 219:409 220:2217 221:1327 222:946 223:3578 End of report