IPv4 R&E Routing Table Report 21:10 GMT Wed 24 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: 1054623 Prefixes after maximum aggregation (per Origin AS): 407213 Deaggregation factor: 2.59 Unique aggregates announced (without unneeded subnets): 523917 Number of IPv4 prefixes with a valid ROA: 706138 Number of IPv4 prefixes with an invalid ROA: 114 Number of IPv4 prefixes with no ROA: 348371 Total ASes present in the Internet Routing Table: 78765 Prefixes per ASN: 13.39 Origin-only ASes present in the Internet Routing Table: 67373 Origin ASes announcing only one prefix: 27539 Transit ASes present in the Internet Routing Table: 11392 Transit-only ASes present in the Internet Routing Table: 601 Paths with bogon ASNs present in the IPv4 Routing Table: 18 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: 1236 Number of instances of unregistered ASNs: 1266 Number of 32-bit ASNs allocated by the RIRs: 50223 Number of 32-bit ASNs visible in the Routing Table: 40975 Prefixes from 32-bit ASNs in the Routing Table: 234583 Number of bogon 32-bit ASNs visible in the Routing Table: 94 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 471 Number of addresses announced to Internet: 3120955904 Equivalent to 186 /8s, 6 /16s and 2 /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: 344604 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 287343 Total APNIC prefixes after maximum aggregation: 84867 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 273204 Unique aggregates announced from the APNIC address blocks: 109483 APNIC Region origin ASes present in the Internet Routing Table: 15271 APNIC Prefixes per ASN: 17.89 APNIC Region origin ASes announcing only one prefix: 4685 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: 40 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10865 Number of APNIC addresses announced to Internet: 748288768 Equivalent to 44 /8s, 153 /16s and 251 /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: 306168 Total ARIN prefixes after maximum aggregation: 137792 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 304882 Unique aggregates announced from the ARIN address blocks: 149185 ARIN Region origin ASes present in the Internet Routing Table: 19452 ARIN Prefixes per ASN: 15.67 ARIN Region origin ASes announcing only one prefix: 7108 ARIN Region transit ASes present in the Internet Routing Table: 1960 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: 5636 Number of ARIN addresses announced to Internet: 1348807168 Equivalent to 80 /8s, 101 /16s and 42 /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: 292890 Total RIPE prefixes after maximum aggregation: 145889 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 297163 Unique aggregates announced from the RIPE address blocks: 195017 RIPE Region origin ASes present in the Internet Routing Table: 29602 RIPE Prefixes per ASN: 10.04 RIPE Region origin ASes announcing only one prefix: 12255 RIPE Region transit ASes present in the Internet Routing Table: 4131 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: 13570 Number of RIPE addresses announced to Internet: 749627392 Equivalent to 44 /8s, 174 /16s and 104 /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: 129315 Total LACNIC prefixes after maximum aggregation: 30904 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 124036 Unique aggregates announced from the LACNIC address blocks: 50358 LACNIC Region origin ASes present in the Internet Routing Table: 11432 LACNIC Prefixes per ASN: 10.85 LACNIC Region origin ASes announcing only one prefix: 2755 LACNIC Region transit ASes present in the Internet Routing Table: 2622 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: 9497 Number of LACNIC addresses announced to Internet: 169637120 Equivalent to 10 /8s, 28 /16s and 117 /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: 37671 Total AfriNIC prefixes after maximum aggregation: 7073 AfriNIC Deaggregation factor: 5.33 Prefixes being announced from the AfriNIC address blocks: 54866 Unique aggregates announced from the AfriNIC address blocks: 19474 AfriNIC Region origin ASes present in the Internet Routing Table: 2045 AfriNIC Prefixes per ASN: 26.83 AfriNIC Region origin ASes announcing only one prefix: 736 AfriNIC Region transit ASes present in the Internet Routing Table: 396 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1407 Number of AfriNIC addresses announced to Internet: 104343040 Equivalent to 6 /8s, 56 /16s and 38 /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 13984 8737 119 CHINAMOBILE-CN - China Mobile Communicati 7545 5858 822 468 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 4971 553 330 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4618 347 24 FPT-VN - FPT Telecom Company, VN 7552 4057 1331 24 VIETEL-AS-AP - Viettel Group, VN 7713 3698 1044 64 telkomnet-as-ap - PT Telekomunikasi Indon 56046 3556 887 177 CMNET-Jiangsu-AP - China Mobile communica 17561 3419 215 601 LCS-AS-AP - LARUS Limited, HK 45899 3375 1868 97 VNPT-AS-VN - VNPT Corp, VN 24560 2728 731 732 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 15433 41508 5613 AMAZON-02 - Amazon.com, Inc., US 22773 4776 3115 359 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4575 304 1126 CABLEONE - CABLE ONE, INC., US 7155 3871 286 87 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3719 1305 74 SHAW - Shaw Communications, CA 396982 3387 4868 519 GOOGLE-CLOUD-PLATFORM - Google LLC, US 749 3138 54728 2389 DNIC-AS-00749 - United States Department 36352 3124 235 1070 AS-COLOCROSSING - HostPapa, US 7029 2652 2536 892 WINDSTREAM - Windstream Communications LL 30036 2548 354 570 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 7068 1711 150 UNI2-AS - Orange Espagne SA, ES 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4136 372 2512 M247 - M247 Europe SRL, RO 20940 3789 3389 109 AKAMAI-ASN1 - Akamai International B.V., 212238 3352 239 2508 CDNEXT - Datacamp Limited, GB 12389 3150 2320 872 ROSTELECOM-AS - PJSC Rostelecom, RU 34984 2480 366 590 TELLCOM-AS - Superonline Iletisim Hizmetl 8452 1705 1852 14 TE-AS - IDDQD-AS, EG 44559 1700 106 818 ITHOSTLINE - IT HOSTLINE LTD, CY 203020 1657 253 829 HostRoyale - HostRoyale Technologies Pvt 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 12842 3265 625 AS8151 - UNINET, MX 10620 3440 450 1104 AS10620 - Telmex Colombia S.A., CO 13999 2305 502 335 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 1372 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda 3816 1342 768 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1213 371 22 AS6147 - INTEGRATEL PERU S.A.A., PE 22884 1096 71 362 AS22884 - TOTAL PLAY TELECOMUNICACIONES, 26615 1065 2390 99 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 1991 617 34 Vodafone Data - Vodafone Data, EG 36992 1864 1533 337 ETISALAT MISR - ETISALAT MISR, EG 36903 1351 587 105 Office National des Postes et Telecommuni 36935 1282 523 45 Vodafone Data - Vodafone Data, EG 24863 1270 389 16 Link Egypt (Link.NET) - Link Egypt (Link. 37069 1116 1100 11 The Egyptian Company for Mobile Services 29571 1086 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 328608 615 56 201 Africa on Cloud - Africa on Cloud, ZA 15399 550 57 59 Wananchi Group (Kenya) Limited - Wananchi 36914 550 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 15433 41508 5613 AMAZON-02 - Amazon.com, Inc., US 9808 13984 8737 119 CHINAMOBILE-CN - China Mobile Communicati 8151 12842 3265 625 AS8151 - UNINET, MX 12479 7068 1711 150 UNI2-AS - Orange Espagne SA, ES 7545 5858 822 468 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 9498 4971 553 330 BBIL-AP - BHARTI Airtel Ltd., IN 22773 4776 3115 359 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 18403 4618 347 24 FPT-VN - FPT Telecom Company, VN 11492 4575 304 1126 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 13984 13865 CHINAMOBILE-CN - China Mobile Communications Gr 8151 12842 12217 AS8151 - UNINET, MX 12479 7068 6918 UNI2-AS - Orange Espagne SA, ES 7545 5858 5390 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 9498 4971 4641 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4618 4594 FPT-VN - FPT Telecom Company, VN 22773 4776 4417 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 4057 4033 VIETEL-AS-AP - Viettel Group, VN 7155 3871 3784 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 203057 UNALLOCATED 2.27.232.0/24 62610 ZEN-DPS - Zenlayer Inc, 205446 UNALLOCATED 5.59.192.0/24 206818 zilean - ZILEAN SOLUTIO 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 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 23.132.252.0/24 Origin: 401541 UNASSIGNED 23.132.252.0/24 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 /13:589 /14:1193 /15:2126 /16:13699 /17:8303 /18:13322 /19:25463 /20:45753 /21:52567 /22:113480 /23:108823 /24:668839 /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 7044 12842 AS8151 - UNINET, MX 12479 5998 7068 UNI2-AS - Orange Espagne SA, ES 39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 6327 3500 3719 SHAW - Shaw Communications, CA 11492 3463 4575 CABLEONE - CABLE ONE, INC., US 22773 3053 4776 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 7155 2824 3871 VIASAT-SP-BACKBONE - ViaSat,Inc., US 16509 2799 15433 AMAZON-02 - Amazon.com, Inc., US 10620 2244 3440 AS10620 - Telmex Colombia S.A., CO 30036 2205 2548 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) ---------------------------------------------- 1:2531 2:2039 3:1026 4:5 5:5261 6:204 7:6 8:1427 9:75 11:172 12:1116 13:764 14:2720 15:474 16:443 17:447 18:949 20:616 21:4 22:188 23:8395 24:2776 25:2 27:2813 28:1 29:19 31:3807 32:36 34:87 35:287 36:4796 37:4438 38:10087 39:1317 40:444 41:4552 42:2186 43:3246 44:466 45:19843 46:4966 47:456 48:168 49:2322 50:2001 51:900 52:1359 54:305 55:1180 56:11 57:320 58:2748 59:1482 60:1176 61:3133 62:3157 63:1694 64:6458 65:2144 66:6066 67:3313 68:1265 69:4085 70:1046 71:617 72:3229 74:3072 75:1502 76:594 77:2884 78:2117 79:1804 80:2341 81:2300 82:4325 83:1477 84:2211 85:3871 86:1093 87:2757 88:1320 89:4752 90:782 91:8453 92:2769 93:3020 94:4662 95:4685 96:1444 97:310 98:934 99:866 100:69 101:1465 102:4716 103:32373 104:5607 105:861 106:905 107:2926 108:1304 109:3897 110:2283 111:4144 112:3103 113:1984 114:2509 115:2331 116:2087 117:3599 118:3061 119:2044 120:2744 121:1648 122:3008 123:2222 124:1915 125:2988 126:158 128:1615 129:985 130:1710 131:2483 132:890 133:488 134:1745 135:634 136:1507 137:1572 138:3418 139:1805 140:1862 141:1716 142:2590 143:2084 144:1817 145:663 146:2190 147:2272 148:2816 149:3305 150:1363 151:2955 152:2383 153:1850 154:10021 155:2358 156:4562 157:2438 158:1597 159:2883 160:3886 161:2032 162:4133 163:2632 164:2400 165:2782 166:1283 167:2364 168:4135 169:881 170:5590 171:1143 172:4908 173:3468 174:891 175:1362 176:3967 177:5124 178:4554 179:2460 180:3389 181:4629 182:4048 183:2877 184:2047 185:21885 186:6435 187:5433 188:4829 189:4608 190:9950 191:1774 192:11791 193:9638 194:7886 195:5869 196:3430 197:3152 198:6298 199:6118 200:8373 201:6573 202:10655 203:10667 204:4787 205:3786 206:4459 207:4062 208:4349 209:5465 210:4768 211:2691 212:5143 213:4103 214:1040 215:47 216:7293 217:3711 218:1772 219:409 220:2214 221:1329 222:941 223:3582 End of report