`dsl-ru.de`

DNSSEC	⚠️ Not signed
A	188.40.42.229^{🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1}
		PTR	`static.229.42.40.188.clients.your-server.de`
NS	`ns1.first-ns.de` ⭐
		A	2a01:4f8:0:a101::a:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns1.first-ns.de`
		A	213.239.242.238^{🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2}
			PTR	`ns1.first-ns.de`
NS	`robotns2.second-ns.de`
		A	2a01:4f8:0:1::5ddc:2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`robotns2.second-ns.de`
		A	213.133.100.103^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`robotns2.second-ns.de`
NS	`robotns3.second-ns.com`
		A	2001:67c:192c::add:a3^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`robotns3.second-ns.com`
		A	193.47.99.3^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`robotns3.second-ns.com`
MX	`mail.dsl-ru.de` ⭐
		A	188.40.42.229^{🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1}
			PTR	`static.229.42.40.188.clients.your-server.de`
SOA	`ns1.first-ns.de`postmaster@robot.first-ns.de 2009-11-12 #0

`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=1778461908

Subdomains

mail.dsl-ru.de

Same first word

dsl-ru.de

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, f.nic.de, a.nic.de	-
dsl-ru.de	ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com	-

✅ Authoritative Response

Server:213.239.242.238

NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dsl-ru.de (unsigned zone)

⏱️ Timing

Total: 3269ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.40.42.229`
NS	3	`robotns3.second-ns.com, ns1.first-ns.de...`
MX	1	`mail.dsl-ru.de (pri: 10)`
SOA	1	`ns1.first-ns.de dns.hetzner.com`

Analysis

Hierarchy

dsl-ru.de is the parent of mail.dsl-ru.de.

IP Addresses

dsl-ru.de resolves to one IP number: 188.40.42.229.

Other host names, for instance static.229.42.40.188.clients.your-server.de, mail.dsl-ru.de, lrcard.de and mail.lrcard.de share IP numbers with dsl-ru.de.

Name Servers

dsl-ru.de is delegated to three name servers robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.

dsl-ru.de at least partially shares name servers with other domains, for instance tradingsignal.de, barebox.org, roombaforum.com, magestore.de and pathfindermediagroup.com.

These name servers are commonly used with hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

Host names with two IP numbers:

robotns3.second-ns.com points to: 2001:67c:192c::add:a3 and 193.47.99.3.

ns1.first-ns.de points to: 2a01:4f8:0:a101::a:1 and 213.239.242.238.

robotns2.second-ns.de points to: 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.

Mail Servers

dsl-ru.de is handled by a single mail server, mail.dsl-ru.de.

mail.dsl-ru.de resolves to IP 188.40.42.229.

dsl-ru.de - robtex.com

dsl-ru.de

de