CF1763367985789-tsm20251116095642

DNSWHOIS.INFO - michalholub.cz

Search for IP or hostnames:

michalholub.cz checked at 2025-11-17T08:26:25.760Z 888ms 144/144/144 100% R:15 allDone:true timedOut:false

michalholub.cz

MXaspmx2.googlemail.com
A2607:f8b0:4023:100f::1b 🇺🇸 Google
PTRyudfwra-in-f27.1e100.net
A192.178.220.26🇺🇸 Google
PTRyudfwra-in-f26.1e100.net
MXaspmx3.googlemail.com
A2607:f8b0:4023:1015::1b 🇺🇸 Google
PTRyudfwta-in-f27.1e100.net
A172.253.135.27🇺🇸 Google
PTRyudfwta-in-f27.1e100.net
MXaspmx4.googlemail.com
A2a00:1450:4010:c20::1b 🇫🇮 Google
PTRyulppbn-in-f27.1e100.net
A172.253.130.26🇺🇸 Google
PTRyulppbn-in-f26.1e100.net
MXaspmx5.googlemail.com
A2a00:1450:4013:c1e::1a 🇳🇱 Google
PTRyugrqzs-in-f26.1e100.net
A192.178.213.26🇺🇸 Google
PTRyugrqzs-in-f26.1e100.net
MXaspmx.l.google.com
A2a00:1450:400c:c0b::1a 🇧🇪 Google
PTRwa-in-f26.1e100.net
PTRwa-in-x1a.1e100.net
A64.233.167.26🇺🇸 Google
PTRwl-in-f26.1e100.net
NSa.ns.tojeono.cz
A77.78.105.17🇨🇿 CASABLANCA-AS
PTRa.ns.tojeono.cz
NSb.ns.tojeono.cz
A2a00:1ed0:46:200::1212:247 🇨🇿 VSHOSTING
PTRsns.nethost.sk
A93.185.100.244🇨🇿 VSHOSTING
PTRsns.nethost.sk
NSc.ns.tojeono.cz
A2a02:e98:20:1600::e0 🇨🇿 FASTER CZ
PTRtns.nethost.eu
A85.132.152.123🇨🇿 FASTER CZ
PTRtns.nethost.eu
MXalt1.aspmx.l.google.com
A2a00:1450:4013:c1e::1b 🇳🇱 Google
PTRyugrqzs-in-f27.1e100.net
A192.178.213.27🇺🇸 Google
PTRyugrqzs-in-f27.1e100.net
MXalt2.aspmx.l.google.com
A2a00:1450:4025:c01::1b 🇵🇱 Google
PTRrd-in-f27.1e100.net
A142.250.147.27🇺🇸 Google
PTRrd-in-f27.1e100.net
A77.78.105.77🇨🇿 CASABLANCA-AS
PTRseven.tojeono.cz

cz

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

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Starts with same word

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AI analysis

michalholub.cz is the parent of www.michalholub.cz.

michalholub.cz resolves to one IP number: 77.78.105.77.

other host names including behejsnami.com, timing.cz, brinvest.cz, realitynajihu.cz and ucinnareklama.cz share IP numbers with michalholub.cz.

michalholub.cz is delegated to three name servers a.ns.tojeono.cz, b.ns.tojeono.cz and c.ns.tojeono.cz.

michalholub.cz at least partially shares name servers with other domains, for instance acj.cz, a20.si, pmh-co.at, nlp-czech.net and agpplus.cz.

Hosts with two IP numbers:

b.ns.tojeono.cz points to: 2a00:1ed0:46:200::1212:247 and 93.185.100.244.

c.ns.tojeono.cz points to: 2a02:e98:20:1600::e0 and 85.132.152.123.

Hosts with one IP number:

a.ns.tojeono.cz points to: 77.78.105.17.

michalholub.cz is handled by seven mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

michalholub.cz shares some mail servers with other domains, at least partially, for instance watermarkinsights.com, gcsspain.com, psworks.co.in, sovietscience.com and empower2000.com.

These mail servers are commonly used alongside alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with two IP numbers:

aspmx2.googlemail.com points to: 2607:f8b0:4023:100f::1b and 192.178.220.26.

aspmx3.googlemail.com points to: 2607:f8b0:4023:1015::1b and 172.253.135.27.

aspmx4.googlemail.com points to: 2a00:1450:4010:c20::1b and 172.253.130.26.

aspmx5.googlemail.com points to: 2a00:1450:4013:c1e::1a and 192.178.213.26.

aspmx.l.google.com points to: 2a00:1450:400c:c0b::1a and 64.233.167.26.

alt1.aspmx.l.google.com points to: 2a00:1450:4013:c1e::1b and 192.178.213.27.

alt2.aspmx.l.google.com points to: 2a00:1450:4025:c01::1b and 142.250.147.27.

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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