CF1760032943950-tsm20251009080619

WWW.ROBTEX.COM - opt.ie

Search for IP or hostnames:

opt.ie checked at 2025-10-09T18:02:23.926Z 456ms 180/180/180 100% R:15

opt.ie

NSns1.blacknight.com
A78.153.212.176🇮🇪 Blacknight Internet Solutions
PTRns1.blacknight.com
NSns2.blacknight.com
A2a01:a8:dc3:3313::aaaa🇮🇪 Blacknight Internet Solutions
PTRns2.blacknight.com
A81.17.254.6🇮🇪 Blacknight Internet Solutions
PTRns2.blacknight.com
NSns3.blacknight.com
A2a00:fea0:dead::beef🇮🇳 Gransy s.r.o. - anycastdns.cz
A185.28.194.194🇨🇿 Gransy s.r.o. - anycastdns.cz
PTRns2.anycastdns.cz
NSns4.blacknight.com
A185.38.108.108🇨🇿 Gransy s.r.o. - anycastdns.cz
PTRns1.anycastdns.cz
MXopt-ie.mail.protection.outlook.com
A2a01:111:f403:ca04::9🇮🇪 Microsoft
PTRmail-db7pr03cu00601.inbound.protection.outlook.com
A2a01:111:f403:ca09::4🇳🇱 Microsoft
PTRmail-am0pr04cu00504.inbound.protection.outlook.com
A2a01:111:f403:ca09::b🇳🇱 Microsoft
PTRmail-am7pr05cu00103.inbound.protection.outlook.com
A2a01:111:f403:ca09::d🇳🇱 Microsoft
PTRmail-as9pr05cu01305.inbound.protection.outlook.com
A52.101.68.29🇮🇪 Microsoft
PTRmail-dbapr03cu00105.inbound.protection.outlook.com
A52.101.68.32🇮🇪 Microsoft
PTRmail-db3pr0202cu00200.inbound.protection.outlook.com
A52.101.73.1🇳🇱 Microsoft
PTRmail-am3pr04cu00501.inbound.protection.outlook.com
A52.101.73.24🇳🇱 Microsoft
PTRmail-as8pr05cu00300.inbound.protection.outlook.com
A34.90.157.27🇳🇱 Google
PTR27.157.90.34.bc.googleusercontent.com

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NSc.ns.ie
NSd.ns.ie
NSe.ns.ie
NSh.ns.ie
NSi.ns.ie

Starts with same word

Starts similarily

AI analysis

opt.ie resolves to one IP number: 34.90.157.27.

Other host names, for instance officechairs.ie, www.cggeorgallis.com, focl.it, medizin-studieren.info and mail.vestuarioprofesionalpersonalizado.com share IP numbers with opt.ie.

opt.ie delegates to four name servers: ns1.blacknight.com, ns2.blacknight.com, ns3.blacknight.com and ns4.blacknight.com.

opt.ie at least partially shares name servers with other domains, including ardaghglass.com, croucherdurkan.ie, freightflow.ie, glenart.ie and ivfireland.ie.

Host names with two IP numbers:

ns2.blacknight.com points to 2a01:a8:dc3:3313::aaaa and 81.17.254.6

ns3.blacknight.com points to 2a00:fea0:dead::beef and 185.28.194.194

Host names with one IP number:

ns1.blacknight.com points to 78.153.212.176

ns4.blacknight.com points to 185.38.108.108

A single mail server handles opt.ie, opt-ie.mail.protection.outlook.com.

Host opt-ie.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:ca04::9, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::b, 2a01:111:f403:ca09::d, 52.101.68.29, 52.101.68.32, 52.101.73.1 and 52.101.73.24.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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lHDzXUQ CF johedugfp 2025-10-09