CF1760643428024-tsm20251016114356

WWW.RTSAK.COM - jsak.cz

Search for IP or hostnames:

jsak.cz checked at 2025-10-16T19:37:08.013Z 361ms 108/108/108 100% R:17

jsak.cz

NSns1.thinline.cz
A2001:67c:e94:0:1:5bef:c8f3:1 Blindspot
PTRns1.thinline.cz
A91.239.200.243๐Ÿ‡จ๐Ÿ‡ฟ Blindspot
PTRns1.thinline.cz
NSns2.thinline.cz
A2001:4de8:fa22:0:1:5264:602:1 ๐Ÿ‡จ๐Ÿ‡ฟ Quantcom
PTRns2.thinline.cz
A82.100.6.2๐Ÿ‡จ๐Ÿ‡ฟ Quantcom
PTRns2.thinline.cz
NSns3.cesky-hosting.eu
A2001:67c:e94:1:1:5bef:ca12:1 Blindspot
PTRns3.cesky-hosting.eu
A91.239.202.18๐Ÿ‡จ๐Ÿ‡ฟ Blindspot
PTRns3.cesky-hosting.eu
MXjsak-cz.mail.protection.outlook.com
A2a01:111:f403:ca04::7 ๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-db4pr02cu00307.inbound.protection.outlook.com
A2a01:111:f403:ca04::9 ๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-db7pr03cu00601.inbound.protection.outlook.com
A2a01:111:f403:ca04::f ๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-db7pr03cu00507.inbound.protection.outlook.com
A2a01:111:f403:ca09::7 ๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-am9pr04cu00107.inbound.protection.outlook.com
A52.101.68.18๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-db4pr02cu00302.inbound.protection.outlook.com
A52.101.68.27๐Ÿ‡ฎ๐Ÿ‡ช Microsoft
PTRmail-db7pr03cu00503.inbound.protection.outlook.com
A52.101.73.22๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-am7pr05cu00106.inbound.protection.outlook.com
A52.101.73.28๐Ÿ‡ณ๐Ÿ‡ฑ Microsoft
PTRmail-am7pr05cu00204.inbound.protection.outlook.com
A2001:67c:e94:0:1:5bef:c8cb:1 Blindspot
PTRpetersen.thinline.cz
A91.239.200.203๐Ÿ‡จ๐Ÿ‡ฟ Blindspot
PTRpetersen.thinline.cz

cz

NSa.ns.nic.cz
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz

Starts with same word

Starts similarily

AI analysis

Two IP numbers are pointed to by jsak.cz: 2001:67c:e94:0:1:5bef:c8cb:1 and 91.239.200.203.

other host names include hostee.dk, mscm.cz, hostee.ch, dakc.eu and solar-elektro.sk; they share IP numbers with jsak.cz.

jsak.cz is delegated to three name servers ns1.thinline.cz, ns2.thinline.cz and ns3.cesky-hosting.eu.

jsak.cz at least partially shares name servers with other domains, for instance cool-ticketing.com, ptakoviny.biz, neony-sign.cz, neovlivni.cz and fontana.ws.

Host names with two IP numbers:

ns1.thinline.cz points to 2001:67c:e94:0:1:5bef:c8f3:1 and 91.239.200.243; ns2.thinline.cz points to 2001:4de8:fa22:0:1:5264:602:1 and 82.100.6.2; ns3.cesky-hosting.eu points to 2001:67c:e94:1:1:5bef:ca12:1 and 91.239.202.18.

jsak.cz is handled by a single mail server, jsak-cz.mail.protection.outlook.com.

Hostname jsak-cz.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::7, 2a01:111:f403:ca04::9, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::7, 52.101.68.18, 52.101.68.27, 52.101.73.22 and 52.101.73.28.

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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