IPv4 R&E Routing Table Report 21:10 GMT Sat 27 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: 1054047 Prefixes after maximum aggregation (per Origin AS): 407175 Deaggregation factor: 2.59 Unique aggregates announced (without unneeded subnets): 523384 Number of IPv4 prefixes with a valid ROA: 706683 Number of IPv4 prefixes with an invalid ROA: 114 Number of IPv4 prefixes with no ROA: 347250 Total ASes present in the Internet Routing Table: 78775 Prefixes per ASN: 13.38 Origin-only ASes present in the Internet Routing Table: 67385 Origin ASes announcing only one prefix: 27551 Transit ASes present in the Internet Routing Table: 11390 Transit-only ASes present in the Internet Routing Table: 605 Paths with bogon ASNs present in the IPv4 Routing Table: 27 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: 1251 Number of instances of unregistered ASNs: 1290 Number of 32-bit ASNs allocated by the RIRs: 50225 Number of 32-bit ASNs visible in the Routing Table: 40991 Prefixes from 32-bit ASNs in the Routing Table: 233934 Number of bogon 32-bit ASNs visible in the Routing Table: 112 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 482 Number of addresses announced to Internet: 3118560512 Equivalent to 185 /8s, 225 /16s and 117 /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: 344794 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 287429 Total APNIC prefixes after maximum aggregation: 84882 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 273377 Unique aggregates announced from the APNIC address blocks: 109542 APNIC Region origin ASes present in the Internet Routing Table: 15289 APNIC Prefixes per ASN: 17.88 APNIC Region origin ASes announcing only one prefix: 4714 APNIC Region transit ASes present in the Internet Routing Table: 2068 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 56 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10874 Number of APNIC addresses announced to Internet: 748219904 Equivalent to 44 /8s, 152 /16s and 238 /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: 305537 Total ARIN prefixes after maximum aggregation: 137703 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 304703 Unique aggregates announced from the ARIN address blocks: 149031 ARIN Region origin ASes present in the Internet Routing Table: 19456 ARIN Prefixes per ASN: 15.66 ARIN Region origin ASes announcing only one prefix: 7114 ARIN Region transit ASes present in the Internet Routing Table: 1963 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: 5644 Number of ARIN addresses announced to Internet: 1348613632 Equivalent to 80 /8s, 98 /16s and 54 /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: 292864 Total RIPE prefixes after maximum aggregation: 145924 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 296569 Unique aggregates announced from the RIPE address blocks: 194359 RIPE Region origin ASes present in the Internet Routing Table: 29600 RIPE Prefixes per ASN: 10.02 RIPE Region origin ASes announcing only one prefix: 12246 RIPE Region transit ASes present in the Internet Routing Table: 4133 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: 13579 Number of RIPE addresses announced to Internet: 749476608 Equivalent to 44 /8s, 172 /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: 129302 Total LACNIC prefixes after maximum aggregation: 30883 LACNIC Deaggregation factor: 4.19 Prefixes being announced from the LACNIC address blocks: 124041 Unique aggregates announced from the LACNIC address blocks: 50412 LACNIC Region origin ASes present in the Internet Routing Table: 11417 LACNIC Prefixes per ASN: 10.86 LACNIC Region origin ASes announcing only one prefix: 2747 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: 9493 Number of LACNIC addresses announced to Internet: 167704576 Equivalent to 9 /8s, 254 /16s and 248 /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: 37664 Total AfriNIC prefixes after maximum aggregation: 7087 AfriNIC Deaggregation factor: 5.31 Prefixes being announced from the AfriNIC address blocks: 54874 Unique aggregates announced from the AfriNIC address blocks: 19634 AfriNIC Region origin ASes present in the Internet Routing Table: 2039 AfriNIC Prefixes per ASN: 26.91 AfriNIC Region origin ASes announcing only one prefix: 730 AfriNIC Region transit ASes present in the Internet Routing Table: 395 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: 1401 Number of AfriNIC addresses announced to Internet: 104275200 Equivalent to 6 /8s, 55 /16s and 29 /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 13995 8737 119 CHINAMOBILE-CN - China Mobile Communicati 7545 5857 822 467 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 4972 553 330 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4629 347 24 FPT-VN - FPT Telecom Company, VN 7552 4057 1331 24 VIETEL-AS-AP - Viettel Group, VN 7713 3699 1044 64 telkomnet-as-ap - PT Telekomunikasi Indon 56046 3560 887 177 CMNET-Jiangsu-AP - China Mobile communica 17561 3416 215 598 LCS-AS-AP - LARUS Limited, HK 45899 3375 1868 97 VNPT-AS-VN - VNPT Corp, VN 24560 2729 731 733 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 15467 41509 5625 AMAZON-02 - Amazon.com, Inc., US 22773 4777 3115 359 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4577 304 1121 CABLEONE - CABLE ONE, INC., US 7155 3871 286 87 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3720 1305 74 SHAW - Shaw Communications, CA 396982 3409 4871 525 GOOGLE-CLOUD-PLATFORM - Google LLC, US 749 3137 54728 2388 DNIC-AS-00749 - United States Department 36352 3130 236 1074 AS-COLOCROSSING - HostPapa, US 7029 2654 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 7067 1711 150 UNI2-AS - Orange Espagne SA, ES 39891 4974 306 71 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4145 373 2522 M247 - M247 Europe SRL, RO 20940 3786 3389 109 AKAMAI-ASN1 - Akamai International B.V., 212238 3370 240 2523 CDNEXT - Datacamp Limited, GB 12389 3150 2320 872 ROSTELECOM-AS - PJSC Rostelecom, RU 34984 2474 366 587 TELLCOM-AS - Superonline Iletisim Hizmetl 8452 1708 1852 14 TE-AS - IDDQD-AS, EG 44559 1702 106 819 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 12837 3265 624 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 1904 369 65 AS11830 - Instituto Costarricense de Elec 11664 1500 277 34 AS11664 - Techtel LMDS Comunicaciones Int 28573 1373 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 1096 70 380 AS22884 - TOTAL PLAY TELECOMUNICACIONES, 26615 1062 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 1991 617 34 Vodafone Data - Vodafone Data, EG 36992 1927 1543 332 ETISALAT MISR - ETISALAT MISR, EG 36903 1351 587 105 Office National des Postes et Telecommuni 24863 1297 389 16 Link Egypt (Link.NET) - Link Egypt (Link. 36935 1253 521 43 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 615 56 201 Africa on Cloud - Africa on Cloud, ZA 36914 553 82 3 Kenya Education Network - Kenya Education 15399 550 57 59 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 15467 41509 5625 AMAZON-02 - Amazon.com, Inc., US 9808 13995 8737 119 CHINAMOBILE-CN - China Mobile Communicati 8151 12837 3265 624 AS8151 - UNINET, MX 12479 7067 1711 150 UNI2-AS - Orange Espagne SA, ES 7545 5857 822 467 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4974 306 71 ALJAWWALSTC-AS - Saudi Telecom Company JS 9498 4972 553 330 BBIL-AP - BHARTI Airtel Ltd., IN 22773 4777 3115 359 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 18403 4629 347 24 FPT-VN - FPT Telecom Company, VN 11492 4577 304 1121 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 13995 13876 CHINAMOBILE-CN - China Mobile Communications Gr 8151 12837 12213 AS8151 - UNINET, MX 12479 7067 6917 UNI2-AS - Orange Espagne SA, ES 7545 5857 5390 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4974 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 9498 4972 4642 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4629 4605 FPT-VN - FPT Telecom Company, VN 22773 4777 4418 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 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 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 23.132.252.0/24 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 /14:1189 /15:2123 /16:13688 /17:8308 /18:13315 /19:25463 /20:45753 /21:52576 /22:113456 /23:108868 /24:668253 /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 7038 12837 AS8151 - UNINET, MX 12479 5997 7067 UNI2-AS - Orange Espagne SA, ES 39891 3659 4974 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 6327 3501 3720 SHAW - Shaw Communications, CA 11492 3463 4577 CABLEONE - CABLE ONE, INC., US 22773 3054 4777 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 16509 2844 15467 AMAZON-02 - Amazon.com, Inc., US 7155 2824 3871 VIASAT-SP-BACKBONE - ViaSat,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) ---------------------------------------------- 1:2534 2:2037 3:1025 4:5 5:5266 6:204 7:6 8:1427 9:75 11:172 12:1115 13:756 14:2717 15:474 16:337 17:447 18:947 20:616 21:4 22:188 23:8406 24:2770 25:2 27:2815 28:1 29:19 31:3826 32:36 34:91 35:288 36:4798 37:4436 38:10084 39:1328 40:442 41:4563 42:2189 43:3259 44:466 45:19836 46:4963 47:457 48:168 49:2325 50:2001 51:915 52:1360 54:304 55:1181 56:11 57:321 58:2749 59:1482 60:1175 61:3133 62:3168 63:1692 64:6489 65:2153 66:6069 67:3314 68:1266 69:4086 70:1047 71:618 72:3236 74:3076 75:1505 76:598 77:2884 78:2116 79:1804 80:2344 81:2299 82:4303 83:1482 84:2206 85:3869 86:1093 87:2684 88:1318 89:4744 90:785 91:8454 92:2764 93:3013 94:4662 95:4691 96:1444 97:309 98:932 99:866 100:69 101:1467 102:4707 103:32355 104:5621 105:854 106:904 107:2942 108:1319 109:3900 110:2282 111:4145 112:3110 113:1985 114:2504 115:2326 116:2087 117:3604 118:3063 119:2044 120:2760 121:1648 122:3006 123:2228 124:1926 125:2987 126:158 128:1620 129:979 130:1708 131:2499 132:896 133:487 134:1748 135:636 136:1514 137:1570 138:3416 139:1645 140:1799 141:1720 142:2590 143:2077 144:1833 145:659 146:2192 147:2271 148:2809 149:3312 150:1359 151:2960 152:2375 153:1888 154:10006 155:2346 156:4601 157:2338 158:1597 159:2881 160:3717 161:1995 162:4137 163:2633 164:2401 165:2727 166:1289 167:2354 168:4121 169:877 170:5598 171:1144 172:4867 173:3470 174:895 175:1363 176:3972 177:5142 178:4521 179:2483 180:3396 181:4625 182:4048 183:2888 184:2046 185:21888 186:6432 187:5462 188:4831 189:4638 190:9917 191:1777 192:11784 193:9633 194:7901 195:5880 196:3424 197:3149 198:6297 199:6083 200:8331 201:6588 202:10666 203:10672 204:4754 205:3787 206:4445 207:4065 208:4349 209:5466 210:4767 211:2693 212:5143 213:4103 214:1038 215:47 216:7291 217:3723 218:1773 219:413 220:2211 221:1326 222:940 223:3590 End of report