CF1762361581688-tsm20251105083916

WWW.RTSAK.COM - www.celstra.ie

Search for IP or hostnames:

www.celstra.ie checked at 2025-11-05T16:53:01.667Z 678ms 102/102/102 100% R:23

www.celstra.ie

CNAMEcelstra.ie
NSns1.blacknight.com
A78.153.212.176๐Ÿ‡ฎ๐Ÿ‡ช Blacknight Internet Solutions
PTRns1.blacknight.com
NSns2.blacknight.com
A2a01:a8:dc3:3313::aaaa ๐Ÿ‡ฎ๐Ÿ‡ช Blacknight Internet Solutions
PTRns2.blacknight.com
A81.17.254.6๐Ÿ‡ฎ๐Ÿ‡ช Blacknight Internet Solutions
PTRns2.blacknight.com
MXcelstra-ie.mail.protection.outlook.com
A2a01:111:f403:ca04::6 ๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-db4pr02cu00406.inbound.protection.outlook.com
A2a01:111:f403:ca04::10 ๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-dbapr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca09::c ๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-as8pr05cu00304.inbound.protection.outlook.com
A2a01:111:f403:ca09::f ๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-am7pr05cu00307.inbound.protection.outlook.com
A52.101.73.1๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-am3pr04cu00501.inbound.protection.outlook.com
A52.101.73.19๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-as8pr04cu00803.inbound.protection.outlook.com
A52.101.73.24๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-as8pr05cu00300.inbound.protection.outlook.com
A52.101.73.30๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-am7pr05cu00306.inbound.protection.outlook.com
A49.12.35.64๐Ÿ‡ฉ๐Ÿ‡ช Hetzner
PTRstatic.64.35.12.49.clients.your-server.de

celstra.ie

NSns1.blacknight.com
NSns2.blacknight.com
MXcelstra-ie.mail.protection.outlook.com
A49.12.35.64๐Ÿ‡ฉ๐Ÿ‡ช Hetzner

Starts with same word

Starts similarily

AI analysis

www.celstra.ie resolves to one IP number: 49.12.35.64.

Other host names, for instance static.64.35.12.49.clients.your-server.de, celstra.ie and stmatthewsballyfermot.com share IP numbers with www.celstra.ie.

www.celstra.ie is delegated to two name servers ns1.blacknight.com and ns2.blacknight.com.

www.celstra.ie shares the same name server setup as other domains, for instance bbatraining.ie, breffni.ie, halevaping.com, iseek.host and techlabs.ch.

www.celstra.ie at least partially shares name servers with other domains, for instance claregalwayfoottherapyclinic.com, senatorcommercial.ie, riseglobal.ie, helnwein-music.com and recharge.ie.

These name servers are commonly used alongside ns3.blacknight.com and ns4.blacknight.com.

Two IP numbers for a host: ns2.blacknight.com points to 2a01:a8:dc3:3313::aaaa and 81.17.254.6.

One IP number for a host: ns1.blacknight.com points to 78.153.212.176.

www.celstra.ie is handled by a single mail server, celstra-ie.mail.protection.outlook.com.

www.celstra.ie shares the same mail server setup as other domains, for instance celstra.ie.

Host celstra-ie.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::6, 2a01:111:f403:ca04::10, 2a01:111:f403:ca09::c, 2a01:111:f403:ca09::f, 52.101.73.1, 52.101.73.19, 52.101.73.24 and 52.101.73.30.

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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