`dops-cz.de`

DNSSEC	⚠️ Not signed
A	185.205.138.12^{🇨🇿 AS35236185.205.136.0/22}
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`
MX	`mail.ebrana.cz` ⭐
		A	185.205.137.21^{🇨🇿 AS35236185.205.137.0/24}
			PTR	`mailserver-1.ebrana.cz`
TXT	`v=spf1 a mx include:_spf.ebrana.hosting.cldn.cz ~all`
SOA	`ns.grdns.cz`admin@grdns.cz 2023-01-04 #1

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1778572164

Subdomains

mail.dops-cz.de

Same first word

dops-cz.de

DNS History

6 records (4 active, 2 former)

●NSns.grdns.cz2015-06-20 → 2026-05-12 · 2 obs

● 2015-06-20 13:40:26
● 2026-05-12 07:56:16

●NSns.grdns.it2015-06-20 → 2026-05-12 · 2 obs

● 2015-06-20 13:40:26
● 2026-05-12 07:56:16

○MXmail.dops-cz.de2015-06-20 → 2017-10-06 · 4 obs

● 2015-06-20 13:40:26
● 2017-10-06 15:26:06
○ 2026-03-08 22:10:24
○ 2026-05-12 07:56:16

●MXmail.ebrana.cz2026-03-08 → 2026-05-12 · 3 obs

○ 2017-10-06 15:26:06
● 2026-03-08 22:10:24
● 2026-05-12 07:56:16

○A109.205.75.422015-06-20 → 2017-10-06 · 4 obs

● 2015-06-20 13:40:26
● 2017-10-06 15:26:06
○ 2026-03-08 22:10:24
○ 2026-05-12 07:56:16

●A185.205.138.122026-03-08 → 2026-05-12 · 3 obs

○ 2017-10-06 15:26:06
● 2026-03-08 22:10:24
● 2026-05-12 07:56:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
dops-cz.de	ns.grdns.it, ns.grdns.cz	-

✅ Authoritative Response

Server:95.110.254.167

NS records: ns.grdns.it, ns.grdns.cz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dops-cz.de (unsigned zone)

⏱️ Timing

Total: 1742ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.205.138.12`
NS	2	`ns.grdns.cz, ns.grdns.it`
MX	1	`mail.ebrana.cz (pri: 10)`
TXT	1	`v=spf1 a mx include:_spf.ebrana.hosting.`
SOA	1	`ns.grdns.cz admin.grdns.cz`

Analysis

Hierarchy

dops-cz.de is the parent of mail.dops-cz.de.

IP Addresses

dops-cz.de resolves to a single IP: 185.205.138.12.

Other host names, for instance winko.eu, czring.net, euromopos.cz, andalsystem.cz and vrakoviste-melnik.cz share IP numbers with dops-cz.de.

Name Servers

dops-cz.de has two name servers: ns.grdns.cz and ns.grdns.it.

dops-cz.de shares the same name server setup as other domains, for example espero.cz, wellwet.cz, aqu.to, svetkaravanu.cz and hurta.cz.

dops-cz.de shares name servers with other domains to some extent, for example lucy-photo.com and patrikbrejcha.com.

Host names with two IP numbers:

ns.grdns.cz points to: 2001:15e8:101:1::c268 and 81.2.194.104; ns.grdns.it points to: 2a00:6d41:2:1::7 and 95.110.254.167.

Mail Servers

dops-cz.de is handled by a single mail server, mail.ebrana.cz.

dops-cz.de shares the mail server setup with other domains, for example lifft.cz, stavbycentrum.cz, ckboca.cz, stransport.cz and ntplus.cz.

dops-cz.de shares some mail servers with other domains, at least partially; for instance palubky-vencl.cz, albarecykling.cz, areset.com, pujcovnaleseni.cz and defed.eu.

Host name mail.ebrana.cz points to IP 185.205.137.21.

dops-cz.de - robtex.com

dops-cz.de

de