Search for IP or hostnames:
auth-ns1.edu.ie checked at 2025-11-23T05:04:54.524Z 1099ms 37/37/37 100% R:9 allDone:true timedOut:false
auth-ns1.edu.ie
ns.heanet.ie
edu.ie
auth-ns2.heanet.ie
auth-ns3.heanet.ie
edu-ie.mail.protection.outlook.com
2.4.32.87.in-addr.arpa
1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.e.0.0.e.0.7.7.0.1.0.0.2.ip6.arpa
auth-ns1.edu.ie resolves to two IP numbers: 2001:770:18:4::c101:c1c2 and 193.1.193.194.
Other host names, for instance b.ienum.ie, ns.hea.ie, auth-ns1.heanet.ie and ns.heanet.ie share IP numbers with auth-ns1.edu.ie.
b.ienum.ie
ns.hea.ie
auth-ns1.heanet.ie