IPv4 R&E Routing Table Report 21:10 GMT Mon 05 Oct, 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: 1072131 Prefixes after maximum aggregation (per Origin AS): 414599 Deaggregation factor: 2.59 Unique aggregates announced (without unneeded subnets): 535753 Number of IPv4 prefixes with a valid ROA: 752343 Number of IPv4 prefixes with an invalid ROA: 125 Number of IPv4 prefixes with no ROA: 319663 Total ASes present in the Internet Routing Table: 79359 Prefixes per ASN: 13.51 Origin-only ASes present in the Internet Routing Table: 67900 Origin ASes announcing only one prefix: 27893 Transit ASes present in the Internet Routing Table: 11459 Transit-only ASes present in the Internet Routing Table: 630 Paths with bogon ASNs present in the IPv4 Routing Table: 28 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 92 Max AS path prepend of ASN (152107) 90 Prefixes from unregistered ASNs in the Routing Table: 1105 Number of instances of unregistered ASNs: 1128 Number of 32-bit ASNs allocated by the RIRs: 51521 Number of 32-bit ASNs visible in the Routing Table: 41792 Prefixes from 32-bit ASNs in the Routing Table: 242106 Number of bogon 32-bit ASNs visible in the Routing Table: 80 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 517 Number of addresses announced to Internet: 3126045952 Equivalent to 186 /8s, 83 /16s and 173 /24s Percentage of available address space announced: 84.4 Percentage of allocated address space announced: 84.4 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: 354790 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 284628 Total APNIC prefixes after maximum aggregation: 85682 APNIC Deaggregation factor: 3.32 Prefixes being announced from the APNIC address blocks: 272524 Unique aggregates announced from the APNIC address blocks: 110968 APNIC Region origin ASes present in the Internet Routing Table: 15405 APNIC Prefixes per ASN: 17.69 APNIC Region origin ASes announcing only one prefix: 4786 APNIC Region transit ASes present in the Internet Routing Table: 2042 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 92 Number of APNIC region 32-bit ASNs visible in the Routing Table: 11010 Number of APNIC addresses announced to Internet: 748879616 Equivalent to 44 /8s, 162 /16s and 255 /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: 316432 Total ARIN prefixes after maximum aggregation: 140273 ARIN Deaggregation factor: 2.26 Prefixes being announced from the ARIN address blocks: 313458 Unique aggregates announced from the ARIN address blocks: 153504 ARIN Region origin ASes present in the Internet Routing Table: 19515 ARIN Prefixes per ASN: 16.06 ARIN Region origin ASes announcing only one prefix: 7198 ARIN Region transit ASes present in the Internet Routing Table: 1999 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 45 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5804 Number of ARIN addresses announced to Internet: 1355678208 Equivalent to 80 /8s, 206 /16s and 2 /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: 299213 Total RIPE prefixes after maximum aggregation: 149166 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 305609 Unique aggregates announced from the RIPE address blocks: 200603 RIPE Region origin ASes present in the Internet Routing Table: 29853 RIPE Prefixes per ASN: 10.24 RIPE Region origin ASes announcing only one prefix: 12361 RIPE Region transit ASes present in the Internet Routing Table: 4175 Average RIPE Region AS path length visible: 4.6 Max RIPE Region AS path length visible: 48 Number of RIPE region 32-bit ASNs visible in the Routing Table: 13924 Number of RIPE addresses announced to Internet: 750015232 Equivalent to 44 /8s, 180 /16s and 83 /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: 132273 Total LACNIC prefixes after maximum aggregation: 31731 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 125990 Unique aggregates announced from the LACNIC address blocks: 51588 LACNIC Region origin ASes present in the Internet Routing Table: 11519 LACNIC Prefixes per ASN: 10.94 LACNIC Region origin ASes announcing only one prefix: 2777 LACNIC Region transit ASes present in the Internet Routing Table: 2653 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 38 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9599 Number of LACNIC addresses announced to Internet: 167483136 Equivalent to 9 /8s, 251 /16s and 151 /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: 38480 Total AfriNIC prefixes after maximum aggregation: 7100 AfriNIC Deaggregation factor: 5.42 Prefixes being announced from the AfriNIC address blocks: 54032 Unique aggregates announced from the AfriNIC address blocks: 18660 AfriNIC Region origin ASes present in the Internet Routing Table: 2090 AfriNIC Prefixes per ASN: 25.85 AfriNIC Region origin ASes announcing only one prefix: 771 AfriNIC Region transit ASes present in the Internet Routing Table: 389 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 53 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1455 Number of AfriNIC addresses announced to Internet: 103715328 Equivalent to 6 /8s, 46 /16s and 146 /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 14068 8737 135 CHINAMOBILE-CN - China Mobile Communicati 9498 5117 561 338 BBIL-AP - BHARTI Airtel Ltd., IN 7545 4640 833 276 TPG-INTERNET-AP - TPG Telecom Limited, AU 7552 4081 1331 24 VIETEL-AS-AP - Viettel Group, VN 56046 3613 886 179 CMNET-Jiangsu-AP - China Mobile communica 7713 3440 1044 70 telkomnet-as-ap - PT Telekomunikasi Indon 45899 3379 1868 97 VNPT-AS-VN - VNPT Corp, VN 140292 3079 315 1815 CHINATELECOM-JIANGSU-SUZHOU-5G-NETWORK - 24560 2376 537 661 AIRTELBROADBAND-AS-AP - Bharti Airtel Ltd 4755 2265 427 192 TATACOMM-AS - TATA Communications formerl 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 19256 42657 5612 AMAZON-02 - Amazon.com, Inc., US 22773 4907 3307 452 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4626 307 1097 CABLEONE - CABLE ONE, INC., US 7155 4337 286 87 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3835 1305 73 SHAW - Shaw Communications, CA 396982 3540 5380 595 GOOGLE-CLOUD-PLATFORM - Google LLC, US 36352 3250 242 1156 AS-COLOCROSSING - HostPapa, US 749 3134 54663 2385 DNIC-AS-00749 - United States Department 7029 2866 2569 918 WINDSTREAM - Windstream Communications LL 31898 2777 1376 1158 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 6975 1709 149 UNI2-AS - Orange Espagne SA, ES 39891 4976 307 73 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4367 389 2667 M247 - M247 Europe SRL, RO 20940 3825 3388 106 AKAMAI-ASN1 - Akamai International B.V., 212238 3628 261 2753 CDNEXT - Datacamp Limited, GB 12389 3123 2330 868 ROSTELECOM-AS - PJSC Rostelecom, RU 29355 2524 155 28 KCELL-AS - Kcell JSC, KZ 34984 2523 371 600 TELLCOM-AS - Superonline Iletisim Hizmetl 3257 1729 2082 975 GTT-BACKBONE - GTT Communications Inc., U 8452 1715 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 13252 3296 616 AS8151 - UNINET, MX 10620 3400 442 1118 AS10620 - Telmex Colombia S.A., CO 13999 2227 493 324 AS13999 - Mega Cable, S.A. de C.V., MX 11830 1862 369 65 AS11830 - Instituto Costarricense de Elec 11664 1505 277 34 AS11664 - Techtel LMDS Comunicaciones Int 28573 1383 2433 268 AS28573 - Claro NXT Telecomunicacoes Ltda 3816 1267 762 225 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1191 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE 22884 1099 73 380 AS22884 - TOTAL PLAY TELECOMUNICACIONES, 27715 1079 75 54 AS27715 - Locaweb Servicos de Internet S/ 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 1972 481 26 Vodafone Data - Vodafone Data, EG 36992 1943 1543 326 ETISALAT MISR - ETISALAT MISR, EG 24863 1458 389 20 Link Egypt (Link.NET) - Link Egypt (Link. 36903 1352 588 110 Office National des Postes et Telecommuni 36935 1303 524 47 Vodafone Data - Vodafone Data, EG 37069 1127 1100 11 The Egyptian Company for Mobile Services 29571 1086 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 15399 806 57 60 Wananchi Group (Kenya) Limited - Wananchi 20011 562 162 174 Dimension Data - Dimension Data, ZA 36914 548 82 3 Kenya Education Network - Kenya Education 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 19256 42657 5612 AMAZON-02 - Amazon.com, Inc., US 9808 14068 8737 135 CHINAMOBILE-CN - China Mobile Communicati 8151 13252 3296 616 AS8151 - UNINET, MX 12479 6975 1709 149 UNI2-AS - Orange Espagne SA, ES 9498 5117 561 338 BBIL-AP - BHARTI Airtel Ltd., IN 39891 4976 307 73 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4907 3307 452 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 7545 4640 833 276 TPG-INTERNET-AP - TPG Telecom Limited, AU 11492 4626 307 1097 CABLEONE - CABLE ONE, INC., US 9009 4367 389 2667 M247 - M247 Europe SRL, RO 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 14068 13933 CHINAMOBILE-CN - China Mobile Communications Gr 8151 13252 12636 AS8151 - UNINET, MX 12479 6975 6826 UNI2-AS - Orange Espagne SA, ES 39891 4976 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 9498 5117 4779 BBIL-AP - BHARTI Airtel Ltd., IN 22773 4907 4455 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7545 4640 4364 TPG-INTERNET-AP - TPG Telecom Limited, AU 7155 4337 4250 VIASAT-SP-BACKBONE - ViaSat,Inc., US 7552 4081 4057 VIETEL-AS-AP - Viettel Group, VN 6327 3835 3762 SHAW - Shaw Communications, CA 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 23338 UNALLOCATED 8.14.84.0/22 33667 CMCS - Comcast Cable Co 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 23.130.160.0/24 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 /12:298 /13:589 /14:1190 /15:2137 /16:13738 /17:8283 /18:13274 /19:25503 /20:45164 /21:53187 /22:113453 /23:110540 /24:684608 /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 7409 13252 AS8151 - UNINET, MX 12479 5889 6975 UNI2-AS - Orange Espagne SA, ES 16509 3742 19256 AMAZON-02 - Amazon.com, Inc., US 39891 3661 4976 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 6327 3601 3835 SHAW - Shaw Communications, CA 11492 3511 4626 CABLEONE - CABLE ONE, INC., US 7155 3268 4337 VIASAT-SP-BACKBONE - ViaSat,Inc., US 22773 3130 4907 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 10620 2235 3400 AS10620 - Telmex Colombia S.A., CO 30036 2194 2540 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) ---------------------------------------------- 1:2026 2:2886 3:2055 4:6 5:5470 6:211 7:6 8:1500 9:275 11:172 12:1083 13:1506 14:2710 15:488 16:294 17:468 18:2120 20:619 21:4 22:188 23:8614 24:2808 25:2 27:2941 28:8 29:19 31:3947 32:33 34:93 35:293 36:4894 37:4401 38:10491 39:1445 40:453 41:4616 42:1044 43:3457 44:527 45:19833 46:4966 47:459 48:171 49:2318 50:2036 51:1040 52:1537 54:481 55:1158 56:11 57:332 58:2674 59:1488 60:1196 61:3231 62:3178 63:1678 64:6704 65:2285 66:6297 67:3339 68:1352 69:4128 70:1085 71:613 72:3296 74:3164 75:1754 76:592 77:2892 78:2152 79:1953 80:2384 81:2297 82:4387 83:1516 84:2183 85:3914 86:1153 87:2976 88:1369 89:4952 90:770 91:8526 92:2781 93:3049 94:4654 95:4737 96:1463 97:305 98:961 99:1181 100:65 101:1369 102:4744 103:32386 104:5766 105:963 106:964 107:3008 108:1872 109:3964 110:2240 111:4229 112:3251 113:1677 114:2617 115:2330 116:2088 117:3881 118:2606 119:2065 120:2856 121:1818 122:3072 123:2238 124:1937 125:2974 126:175 128:1622 129:1008 130:1786 131:2617 132:954 133:483 134:1817 135:675 136:1582 137:1608 138:3427 139:1835 140:1870 141:1895 142:2727 143:2374 144:1932 145:700 146:2260 147:2389 148:2886 149:3739 150:1466 151:3181 152:2479 153:2265 154:8792 155:2375 156:4026 157:2499 158:1656 159:2985 160:4173 161:2138 162:4245 163:2801 164:2465 165:2796 166:1260 167:2415 168:4450 169:982 170:5602 171:1135 172:4966 173:3493 174:894 175:1431 176:4059 177:5610 178:4667 179:2862 180:3349 181:4715 182:4086 183:2673 184:2214 185:22006 186:6609 187:6039 188:4854 189:4964 190:10000 191:1985 192:11956 193:9617 194:7956 195:6007 196:3479 197:3291 198:6475 199:6167 200:8487 201:6970 202:10588 203:10682 204:4762 205:3798 206:4509 207:4052 208:4353 209:5531 210:4689 211:2728 212:5273 213:4140 214:1037 215:50 216:7339 217:3894 218:1929 219:411 220:2245 221:1442 222:980 223:3644 End of report