`thorstenkoerner.de`

DNSSEC	⚠️ Not signed
A	144.76.113.77^{🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1}
		PTR	`static.77.113.76.144.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.thorstenkoerner.de` ⭐
		A	144.76.113.77^{🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1}
			PTR	`static.77.113.76.144.clients.your-server.de`
TXT	`v=spf1 +a +mx +a:mail.tk-ventures.de -all`
SOA	`ns1.first-ns.de`dns@hetzner.com 2024-10-01 #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=1775978556

Subdomains

mail.thorstenkoerner.de

Same first word

thorstenkoerner.de

thorstenkoerner.com

DNS History

6 records (5 active, 1 former)

●NSns1.first-ns.de2015-07-18 → 2026-04-12 · 2 obs

● 2015-07-18 01:27:08
● 2026-04-12 07:39:08

●NSrobotns2.second-ns.de2015-07-18 → 2026-04-12 · 2 obs

● 2015-07-18 01:27:08
● 2026-04-12 07:39:08

●NSrobotns3.second-ns.com2015-07-18 → 2026-04-12 · 2 obs

● 2015-07-18 01:27:08
● 2026-04-12 07:39:08

●MXmail.thorstenkoerner.de2015-07-18 → 2026-04-12 · 2 obs

● 2015-07-18 01:27:08
● 2026-04-12 07:39:08

●A144.76.113.772026-04-04 → 2026-04-12 · 3 obs

○ 2017-03-21 13:02:36
● 2026-04-04 13:46:58
● 2026-04-12 07:39:08

○A176.9.239.352015-07-18 → 2017-03-21 · 4 obs

● 2015-07-18 01:27:08
● 2017-03-21 13:02:36
○ 2026-04-04 13:46:58
○ 2026-04-12 07:39:08

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:193.47.99.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thorstenkoerner.de (unsigned zone)

⏱️ Timing

Total: 1823ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`144.76.113.77`
NS	3	`robotns2.second-ns.de, robotns3.second-ns.com...`
MX	1	`mail.thorstenkoerner.de (pri: 10)`
TXT	1	`v=spf1 +a +mx +a:mail.tk-ventures.de -al`
SOA	1	`ns1.first-ns.de dns.hetzner.com`

Analysis

Hierarchy

The parent of mail.thorstenkoerner.de is thorstenkoerner.de.

IP Addresses

thorstenkoerner.de points to an IP address: 144.76.113.77.

other host names include mail.thorstenkoerner.de, mail.tk-ventures.de, thorstenkoerner.com, mail.cappuccinosoft.com and tvidoo-commerce.de; they share IP numbers with thorstenkoerner.de.

Name Servers

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

thorstenkoerner.de at least partially shares name servers with other domains, for instance lasermotion.de, w3go.org, logarithmo.de, landjagd.ch and hmfl.de.

These name servers are commonly used alongside hydrogen.ns.hetzner.com.

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

thorstenkoerner.de is handled by a single mail server, mail.thorstenkoerner.de.

The host name mail.thorstenkoerner.de points to IP 144.76.113.77.

thorstenkoerner.de - robtex.com