HomeASN LookupAS3Prefixes

AS3 Announced Prefixes

108 prefixes originated in BGP by AS3 Massachusetts Institute Of Technology.

Prefixes 1-100

PrefixRPKIIRRLast Seen
18.0.0.0/16No ROAOther IRR2026-10-12
18.1.0.0/16No ROAOther IRR2026-10-12
18.3.0.0/16No ROAOther IRR2026-10-12
18.3.1.0/24No ROA-2026-10-12
18.3.2.0/24No ROA-2026-10-12
18.3.3.0/24No ROA-2026-10-12
18.3.4.0/24No ROA-2026-10-12
18.3.5.0/24No ROA-2026-10-12
18.3.6.0/24No ROA-2026-10-12
18.3.7.0/24No ROA-2026-10-12
18.3.8.0/24No ROA-2026-10-12
18.3.9.0/24No ROA-2026-10-12
18.3.10.0/24No ROA-2026-10-12
18.3.11.0/24No ROA-2026-10-12
18.3.12.0/24No ROA-2026-10-12
18.3.13.0/24No ROA-2026-10-12
18.3.14.0/24No ROA-2026-10-12
18.3.15.0/24No ROA-2026-10-12
18.3.16.0/24No ROA-2026-10-12
18.3.17.0/24No ROA-2026-10-12
18.3.18.0/24No ROA-2026-10-12
18.3.19.0/24No ROA-2026-10-12
18.3.20.0/24No ROA-2026-10-12
18.3.21.0/24No ROA-2026-10-12
18.3.22.0/24No ROA-2026-10-12
18.3.23.0/24No ROA-2026-10-12
18.3.28.0/24No ROA-2026-10-12
18.3.67.0/24No ROA-2026-10-12
18.3.69.0/24No ROA-2026-10-12
18.3.90.0/24No ROA-2026-10-12
18.3.103.0/24No ROA-2026-10-12
18.3.104.0/24No ROA-2026-10-12
18.3.105.0/24No ROA-2026-10-12
18.3.106.0/24No ROA-2026-10-12
18.3.108.0/24No ROA-2026-10-12
18.3.109.0/24No ROA-2026-10-12
18.3.111.0/24No ROA-2026-10-12
18.3.116.0/24No ROA-2026-10-12
18.3.122.0/24No ROA-2026-10-12
18.3.151.0/24No ROA-2026-10-12
18.3.152.0/24No ROA-2026-10-12
18.3.153.0/24No ROA-2026-10-12
18.3.154.0/24No ROA-2026-10-12
18.3.155.0/24No ROA-2026-10-12
18.3.156.0/24No ROA-2026-10-12
18.4.0.0/16No ROAOther IRR2026-10-12
18.5.0.0/16No ROAOther IRR2026-10-12
18.6.0.0/16No ROAOther IRR2026-10-12
18.7.0.0/16No ROAOther IRR2026-10-12
18.7.23.0/24No ROA-2026-10-12
18.7.32.0/24No ROA-2026-10-12
18.7.34.0/24No ROA-2026-10-12
18.7.39.0/24No ROA-2026-10-12
18.7.40.0/24No ROA-2026-10-12
18.7.54.0/24No ROA-2026-10-12
18.7.80.0/24No ROA-2026-10-12
18.7.82.0/24No ROA-2026-10-12
18.7.84.0/24No ROA-2026-10-12
18.7.102.0/24No ROA-2026-10-12
18.7.108.0/24No ROA-2026-10-12
18.7.117.0/24No ROA-2026-10-12
18.7.118.0/24No ROA-2026-10-12
18.7.119.0/24No ROA-2026-10-12
18.7.120.0/24No ROA-2026-10-12
18.8.0.0/16No ROAOther IRR2026-10-12
18.9.0.0/16No ROAOther IRR2026-10-12
18.10.0.0/16No ROAOther IRR2026-10-12
18.11.0.0/16No ROAOther IRR2026-10-12
18.12.0.0/16No ROAOther IRR2026-10-12
18.12.0.0/20No ROA-2026-10-12
18.12.17.0/24No ROA-2026-10-12
18.12.240.0/24No ROA-2026-10-12
18.13.0.0/16No ROAOther IRR2026-10-12
18.14.0.0/16No ROAOther IRR2026-10-12
18.15.0.0/16No ROAOther IRR2026-10-12
18.16.0.0/16No ROAOther IRR2026-10-12
18.17.0.0/16No ROAOther IRR2026-10-12
18.18.0.0/16No ROAOther IRR2026-10-12
18.22.0.0/16No ROAOther IRR2026-10-12
18.23.0.0/16No ROAOther IRR2026-10-12
18.25.0.0/16No ROAOther IRR2026-10-12
18.26.0.0/16No ROAOther IRR2026-10-12
18.27.0.0/16No ROAOther IRR2026-10-12
18.29.0.0/16No ROAOther IRR2026-10-12
18.31.0.0/16No ROAOther IRR2026-10-12
38.126.196.0/24No ROA-2026-10-12
103.39.120.0/23 Invalid-2026-10-12
103.127.189.0/24 Invalid-2026-10-12
103.162.43.0/24No ROA-2026-10-12
103.182.177.0/24 Invalid-2026-10-12
128.30.0.0/15No ROAOther IRR2026-10-12
128.52.0.0/16No ROAOther IRR2026-10-12
192.52.61.0/24No ROAOther IRR2026-10-12
192.52.62.0/24No ROAOther IRR2026-10-12
192.52.63.0/24No ROAOther IRR2026-10-12
192.52.64.0/24No ROAOther IRR2026-10-12
192.52.65.0/24No ROAOther IRR2026-10-12
193.242.190.0/24No ROA-2026-10-12
2603:4000::/32No ROAOther IRR2026-10-12
2603:4001::/32No ROAOther IRR2026-10-12
AS3 Announced Prefixes | ipctl.io