`petrdvoracek.com`

DNSSEC	⚠️ Not signed
A	78.80.34.155^{🇨🇿 TMOBILE-CZ78.80.0.0/16 T-Mobile Czech Republic a.s. retail services - DSL, GPON, mobile}
		PTR	`78-80-34-155.customers.tmcz.cz`
NS	`ns.grdns.cz` ⭐
		A	2001:15e8:101:1::c268^{🇨🇿 INTERNET-CZ2001:15e8::/32}
			PTR	`ns.grdns.cz`
		A	81.2.194.104^{🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s.}
			PTR	`ns.grdns.cz`
NS	`ns.grdns.it`
		A	2a00:6d41:2:1::7^{🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network}
			PTR	`ns.grdns.it`
		A	95.110.254.167^{🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network}
			PTR	`ns.grdns.it`
NS	`ns1.petrdvoracek.com`
		A	78.80.34.155^{🇨🇿 TMOBILE-CZ78.80.0.0/16 T-Mobile Czech Republic a.s. retail services - DSL, GPON, mobile}
			PTR	`78-80-34-155.customers.tmcz.cz`
MX	`smtp.petrdvoracek.com` ⭐
SOA	`ns.grdns.cz`admin@grdns.cz 2021-11-25 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776213127

Subdomains

ns.petrdvoracek.com

Same first word

petrdvoracek.com

DNS History

6 records (5 active, 1 former)

●NSns.grdns.cz2015-05-26 → 2026-04-15 · 2 obs

● 2015-05-26 05:53:08
● 2026-04-15 00:36:50

●NSns.grdns.it2015-05-26 → 2026-04-15 · 2 obs

● 2015-05-26 05:53:08
● 2026-04-15 00:36:50

●NSns1.petrdvoracek.com2015-05-26 → 2026-04-15 · 2 obs

● 2015-05-26 05:53:08
● 2026-04-15 00:36:50

●MXsmtp.petrdvoracek.com2015-05-26 → 2026-04-15 · 2 obs

● 2015-05-26 05:53:08
● 2026-04-15 00:36:50

○A217.30.72.2512015-05-26 → 2020-04-05 · 4 obs

● 2015-05-26 05:53:08
● 2020-04-05 05:25:58
○ 2026-03-27 11:20:02
○ 2026-04-15 00:36:50

●A78.80.34.1552026-03-27 → 2026-04-15 · 3 obs

○ 2020-04-05 05:25:58
● 2026-03-27 11:20:02
● 2026-04-15 00:36:50

🔍 DNS Trace

Analysis

Hierarchy

The parent of ns.petrdvoracek.com is petrdvoracek.com.

IP Addresses

petrdvoracek.com points to an IP address: 78.80.34.155.

Other host names, for instance ns.petrdvoracek.com, share IP numbers with petrdvoracek.com.

Name Servers

petrdvoracek.com is delegated to three name servers ns1.petrdvoracek.com, ns.grdns.cz and ns.grdns.it.

petrdvoracek.com at least partially shares name servers with other domains, for instance jaromir-hybner.cz, boleraz.eu, zvukari.cz, elventa.cz and piskvorky.com.

Host names with two IP numbers: The host name ns.grdns.cz points to 2001:15e8:101:1::c268 and 81.2.194.104; The host name ns.grdns.it points to 2a00:6d41:2:1::7 and 95.110.254.167.

Host names with one IP number: The host name ns1.petrdvoracek.com points to 78.80.34.155.

Mail Servers

petrdvoracek.com is handled by a single mail server, smtp.petrdvoracek.com.

petrdvoracek.com - robtex.com