CF1761201621719-tsm20251017082432

WWW.RTSAK.COM - is4u.sk

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is4u.sk checked at 2025-10-23T06:40:21.708Z 371ms 85/85/85 100% R:16

is4u.sk

NSns1.is4u.cz
A79.125.21.172๐Ÿ‡ฎ๐Ÿ‡ช Amazon
PTRec2-79-125-21-172.eu-west-1.compute.amazonaws.com
NSns2.is4u.cz
A212.4.158.8๐Ÿ‡จ๐Ÿ‡ฟ itself s.r.o.
PTRns2.is4u.cz
MXis4u-sk.mail.protection.outlook.com
A2a01:111:f403:ca04::b ๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-dbbpr03cu00103.inbound.protection.outlook.com
A2a01:111:f403:ca09::5 ๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-am1pr04cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca09::7 ๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-am9pr04cu00107.inbound.protection.outlook.com
A2a01:111:f403:ca09::c ๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-as8pr05cu00304.inbound.protection.outlook.com
A52.101.68.25๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-db8pr02cu00101.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
A52.101.73.26๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-as9pr05cu01302.inbound.protection.outlook.com
A54.217.238.82๐Ÿ‡ฎ๐Ÿ‡ช Amazon
PTRec2-54-217-238-82.eu-west-1.compute.amazonaws.com

sk

NSa.tld.sk
NSb.tld.sk
NSc.tld.sk
NSe.tld.sk
NSf.tld.sk
NSg.tld.sk
NSh.tld.sk

Starts with same word

Starts similarily

AI analysis

is4u.sk resolves to a single IP: 54.217.238.82.

Other host names, for instance biogena.cz, gizmoriders.com, uis-info.cz, reclar.eu and bizboxlive.eu share IP numbers with is4u.sk.

is4u.sk has two name servers: ns1.is4u.cz and ns2.is4u.cz.

is4u.sk shares the same name server setup as other domains, for example is4u.de, uis-info.com, mtpi.cz, uisinfo.com and bizboxlive.cz.

Host names with a single IP:

ns1.is4u.cz points to 79.125.21.172

ns2.is4u.cz points to 212.4.158.8

is4u.sk is handled by a single mail server, is4u-sk.mail.protection.outlook.com.

Host is4u-sk.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::b, 2a01:111:f403:ca09::5, 2a01:111:f403:ca09::7, 2a01:111:f403:ca09::c, 52.101.68.25, 52.101.73.1, 52.101.73.19 and 52.101.73.26.

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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AwHQthb CF johedugfp 2025-10-23