IPv4 R&E Routing Table Report 21:10 GMT Wed 19 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: 1063915 Prefixes after maximum aggregation (per Origin AS): 409277 Deaggregation factor: 2.60 Unique aggregates announced (without unneeded subnets): 527645 Number of IPv4 prefixes with a valid ROA: 732833 Number of IPv4 prefixes with an invalid ROA: 124 Number of IPv4 prefixes with no ROA: 330958 Total ASes present in the Internet Routing Table: 79101 Prefixes per ASN: 13.45 Origin-only ASes present in the Internet Routing Table: 67681 Origin ASes announcing only one prefix: 27715 Transit ASes present in the Internet Routing Table: 11420 Transit-only ASes present in the Internet Routing Table: 615 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: 69 Max AS path prepend of ASN ( 37447) 65 Prefixes from unregistered ASNs in the Routing Table: 1307 Number of instances of unregistered ASNs: 1345 Number of 32-bit ASNs allocated by the RIRs: 50897 Number of 32-bit ASNs visible in the Routing Table: 41409 Prefixes from 32-bit ASNs in the Routing Table: 237993 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: 525 Number of addresses announced to Internet: 3119804672 Equivalent to 185 /8s, 244 /16s and 113 /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: 349460 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 288294 Total APNIC prefixes after maximum aggregation: 84295 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 274877 Unique aggregates announced from the APNIC address blocks: 109384 APNIC Region origin ASes present in the Internet Routing Table: 15311 APNIC Prefixes per ASN: 17.95 APNIC Region origin ASes announcing only one prefix: 4720 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: 10910 Number of APNIC addresses announced to Internet: 748169728 Equivalent to 44 /8s, 152 /16s and 42 /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: 308975 Total ARIN prefixes after maximum aggregation: 138717 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 307217 Unique aggregates announced from the ARIN address blocks: 150624 ARIN Region origin ASes present in the Internet Routing Table: 19518 ARIN Prefixes per ASN: 15.74 ARIN Region origin ASes announcing only one prefix: 7174 ARIN Region transit ASes present in the Internet Routing Table: 1976 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: 5750 Number of ARIN addresses announced to Internet: 1350322432 Equivalent to 80 /8s, 124 /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: 296616 Total RIPE prefixes after maximum aggregation: 147080 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 301878 Unique aggregates announced from the RIPE address blocks: 197040 RIPE Region origin ASes present in the Internet Routing Table: 29739 RIPE Prefixes per ASN: 10.15 RIPE Region origin ASes announcing only one prefix: 12296 RIPE Region transit ASes present in the Internet Routing Table: 4143 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 45 Number of RIPE region 32-bit ASNs visible in the Routing Table: 13751 Number of RIPE addresses announced to Internet: 749607680 Equivalent to 44 /8s, 174 /16s and 27 /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: 130964 Total LACNIC prefixes after maximum aggregation: 31438 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 125216 Unique aggregates announced from the LACNIC address blocks: 51159 LACNIC Region origin ASes present in the Internet Routing Table: 11479 LACNIC Prefixes per ASN: 10.91 LACNIC Region origin ASes announcing only one prefix: 2777 LACNIC Region transit ASes present in the Internet Routing Table: 2654 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: 9564 Number of LACNIC addresses announced to Internet: 168163584 Equivalent to 10 /8s, 5 /16s and 249 /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: 7021 AfriNIC Deaggregation factor: 5.38 Prefixes being announced from the AfriNIC address blocks: 54201 Unique aggregates announced from the AfriNIC address blocks: 18999 AfriNIC Region origin ASes present in the Internet Routing Table: 2068 AfriNIC Prefixes per ASN: 26.21 AfriNIC Region origin ASes announcing only one prefix: 748 AfriNIC Region transit ASes present in the Internet Routing Table: 385 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 69 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1434 Number of AfriNIC addresses announced to Internet: 103264768 Equivalent to 6 /8s, 39 /16s and 178 /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 14127 8736 124 CHINAMOBILE-CN - China Mobile Communicati 7545 5839 832 279 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 5065 559 343 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4605 347 24 FPT-VN - FPT Telecom Company, VN 7552 4026 1331 24 VIETEL-AS-AP - Viettel Group, VN 7713 3738 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 17561 2858 179 496 LCS-AS-AP - LARUS Limited, HK 140292 2725 288 2053 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 15832 42023 5703 AMAZON-02 - Amazon.com, Inc., US 22773 4801 3181 369 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 3460 4879 547 GOOGLE-CLOUD-PLATFORM - Google LLC, US 36352 3182 238 1102 AS-COLOCROSSING - HostPapa, US 749 3131 54647 2382 DNIC-AS-00749 - United States Department 7029 2765 2575 891 WINDSTREAM - Windstream Communications LL 31898 2628 1334 1157 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 4158 373 2545 M247 - M247 Europe SRL, RO 20940 3801 3388 101 AKAMAI-ASN1 - Akamai International B.V., 212238 3524 254 2656 CDNEXT - Datacamp Limited, GB 12389 3120 2330 869 ROSTELECOM-AS - PJSC Rostelecom, RU 29355 2520 150 27 KCELL-AS - Kcell JSC, KZ 34984 2516 369 586 TELLCOM-AS - Superonline Iletisim Hizmetl 44559 1946 122 911 ITHOSTLINE - IT HOSTLINE LTD, CY 8452 1716 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 13062 3285 612 AS8151 - UNINET, MX 10620 3444 451 1107 AS10620 - Telmex Colombia S.A., CO 13999 2249 498 345 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 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 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 1292 389 20 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 36914 553 82 3 Kenya Education Network - Kenya Education 15399 552 57 62 Wananchi Group (Kenya) Limited - Wananchi 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 15832 42023 5703 AMAZON-02 - Amazon.com, Inc., US 9808 14127 8736 124 CHINAMOBILE-CN - China Mobile Communicati 8151 13062 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 5065 559 343 BBIL-AP - BHARTI Airtel Ltd., IN 39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4801 3181 369 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4616 307 1136 CABLEONE - CABLE ONE, INC., US 18403 4605 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 14127 14003 CHINAMOBILE-CN - China Mobile Communications Gr 8151 13062 12450 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 5065 4722 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4605 4581 FPT-VN - FPT Telecom Company, VN 22773 4801 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 /16:13703 /17:8297 /18:13259 /19:25469 /20:45660 /21:53414 /22:113585 /23:110309 /24:675839 /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 7238 13062 AS8151 - UNINET, MX 12479 5909 6978 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 3055 4801 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 3003 15832 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) ---------------------------------------------- 1:2608 2:2848 3:1027 4:5 5:5353 6:207 7:6 8:1361 9:97 11:172 12:1101 13:876 14:2753 15:487 16:268 17:455 18:947 20:619 21:4 22:188 23:8541 24:2729 25:2 27:2886 28:6 29:19 31:3829 32:36 34:94 35:292 36:4876 37:4454 38:10371 39:1379 40:423 41:4636 42:2225 43:3408 44:496 45:19829 46:4979 47:459 48:171 49:2292 50:2015 51:841 52:1367 54:323 55:1029 56:11 57:329 58:2428 59:1363 60:1256 61:3224 62:3164 63:1741 64:6624 65:2149 66:6242 67:3343 68:1288 69:4076 70:1046 71:612 72:3255 74:3113 75:1604 76:594 77:2913 78:2124 79:1828 80:2372 81:2302 82:4356 83:1494 84:2166 85:3910 86:1131 87:2962 88:1334 89:4865 90:764 91:8516 92:2745 93:3061 94:4529 95:4758 96:1450 97:309 98:939 99:965 100:65 101:1589 102:4765 103:32477 104:5637 105:843 106:926 107:2987 108:1386 109:3956 110:2280 111:4214 112:3142 113:1945 114:2515 115:2334 116:2090 117:3691 118:3051 119:2082 120:2818 121:1738 122:3060 123:2246 124:1693 125:2981 126:156 128:1604 129:959 130:1736 131:2549 132:887 133:493 134:1764 135:653 136:1571 137:1587 138:3451 139:1819 140:1914 141:1826 142:2640 143:2216 144:1870 145:675 146:2195 147:2332 148:2833 149:3632 150:1424 151:3008 152:2444 153:2112 154:9616 155:2401 156:4149 157:2452 158:1641 159:2925 160:4051 161:2078 162:4217 163:2705 164:2381 165:2789 166:1219 167:2396 168:4286 169:916 170:5646 171:1124 172:4912 173:3476 174:891 175:1411 176:4049 177:5328 178:4569 179:2589 180:3282 181:4658 182:4083 183:2865 184:2063 185:22016 186:6489 187:5712 188:4686 189:4783 190:10003 191:1813 192:11854 193:9659 194:7955 195:5925 196:3437 197:3254 198:6358 199:6114 200:8475 201:6762 202:10669 203:10714 204:4759 205:3777 206:4448 207:4094 208:4325 209:5484 210:4780 211:2718 212:5229 213:4125 214:1026 215:63 216:7330 217:3756 218:1899 219:417 220:2258 221:1427 222:976 223:3597 End of report