`thomasleidecker.de`

DNSSEC	⚠️ Not signed
A	2a01:4f8:d0a:118b::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`www99.your-server.de`
A	88.198.176.156^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
NS	`ns1.your-server.de` ⭐
		A	2a01:4f8:0:1::5ddc:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns1.your-server.de`
		A	213.133.100.102^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`ns1.your-server.de`
NS	`ns.second-ns.com`
		A	2a01:4f8:0:a101::b:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns.second-ns.com`
		A	213.239.204.242^{🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2}
			PTR	`ns.second-ns.com`
NS	`ns3.second-ns.de`
		A	2001:67c:192c::add:b3^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`ns3.second-ns.de`
		A	193.47.99.4^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`ns3.second-ns.de`
MX	`mail.thomasleidecker.de` ⭐
		A	2a01:4f8:d0a:118b::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`www99.your-server.de`
		A	88.198.176.156^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
			PTR	`www99.your-server.de`
TXT	`v=spf1 +a +mx ?all`
SOA	`ns1.your-server.de`postmaster@your-server.de 2025-12-10 #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=1776110749

Subdomains

mail.thomasleidecker.de

Same first word

thomasleidecker.de

DNS History

14 records (6 active, 8 former)

●NSns.second-ns.com2020-01-18 → 2026-04-13 · 3 obs

○ 2017-03-18 04:59:58
● 2020-01-18 09:30:54
● 2026-04-13 20:06:04

●NSns1.your-server.de2020-01-18 → 2026-04-13 · 3 obs

○ 2017-03-18 04:59:58
● 2020-01-18 09:30:54
● 2026-04-13 20:06:04

●NSns3.second-ns.de2020-01-18 → 2026-04-13 · 3 obs

○ 2017-03-18 04:59:58
● 2020-01-18 09:30:54
● 2026-04-13 20:06:04

○NSns37.1und1.de2015-08-18 → 2017-03-18 · 4 obs

● 2015-08-18 21:24:18
● 2017-03-18 04:59:58
○ 2020-01-18 09:30:54
○ 2026-04-13 20:06:04

○NSns38.1und1.de2015-08-18 → 2017-03-18 · 4 obs

● 2015-08-18 21:24:18
● 2017-03-18 04:59:58
○ 2020-01-18 09:30:54
○ 2026-04-13 20:06:04

●MXmail.thomasleidecker.de2020-01-18 → 2026-04-13 · 3 obs

○ 2017-03-18 04:59:58
● 2020-01-18 09:30:54
● 2026-04-13 20:06:04

○MXmx00.kundenserver.de2015-08-18 → 2017-03-18 · 4 obs

● 2015-08-18 21:24:18
● 2017-03-18 04:59:58
○ 2020-01-18 09:30:54
○ 2026-04-13 20:06:04

○MXmx01.kundenserver.de2015-08-18 → 2017-03-18 · 4 obs

● 2015-08-18 21:24:18
● 2017-03-18 04:59:58
○ 2020-01-18 09:30:54
○ 2026-04-13 20:06:04

○A2001:8d8:100f:f000::22f2017-03-18 → 2017-03-18 · 4 obs

○ 2016-07-02 07:01:02
● 2017-03-18 04:59:58
○ 2020-01-18 09:30:54
○ 2026-04-13 20:06:04

○A217.160.0.522017-03-18 → 2017-03-18 · 4 obs

○ 2016-07-02 07:01:02
● 2017-03-18 04:59:58
○ 2020-01-18 09:30:54
○ 2026-04-13 20:06:04

○A217.160.231.822016-07-02 → 2016-07-02 · 4 obs

○ 2016-03-11 06:37:16
● 2016-07-02 07:01:02
○ 2017-03-18 04:59:58
○ 2026-04-13 20:06:04

●A2a01:4f8:d0a:118b::22020-01-18 → 2026-04-13 · 3 obs

○ 2017-03-18 04:59:58
● 2020-01-18 09:30:54
● 2026-04-13 20:06:04

○A82.165.68.2302015-08-18 → 2016-03-11 · 4 obs

● 2015-08-18 21:24:18
● 2016-03-11 06:37:16
○ 2016-07-02 07:01:02
○ 2026-04-13 20:06:04

●A88.198.176.1562020-01-18 → 2026-04-13 · 3 obs

○ 2017-03-18 04:59:58
● 2020-01-18 09:30:54
● 2026-04-13 20:06:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
thomasleidecker.de	ns3.second-ns.de, ns1.your-server.de, ns.second-ns.com	4 records

✅ Authoritative Response

Server:213.239.204.242

NS records: ns3.second-ns.de, ns1.your-server.de, ns.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thomasleidecker.de (unsigned zone)

⏱️ Timing

Total: 948ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`88.198.176.156`
AAAA	1	`2a01:4f8:d0a:118b::2`
NS	3	`ns1.your-server.de, ns3.second-ns.de...`
MX	1	`mail.thomasleidecker.de (pri: 10)`
TXT	1	`v=spf1 +a +mx ?all`
SOA	1	`ns1.your-server.de postmaster.your-serve`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.your-server.de, ns3.second-ns.de, ns1.your-server.de...)

Analysis

Hierarchy

thomasleidecker.de is the parent of mail.thomasleidecker.de.

IP Addresses

thomasleidecker.de resolves to two IP numbers: 2a01:4f8:d0a:118b::2 and 88.198.176.156.

Other host names, for instance mail.zeta-logistik.de, farefinder.dk, tskl.de, herrenbach-apotheke.de and histex.de share IP numbers with thomasleidecker.de.

Name Servers

thomasleidecker.de delegates to three name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.

thomasleidecker.de shares some name servers with other domains, for example d.0.8.1.7.1.c.0.8.f.4.0.1.0.a.2.ip6.arpa, ideenfuzzi.at, liquidmoon.de, erdbau-reiter.at and 67.63.178.in-addr.arpa.

These name servers are commonly used with the name servers ns1.first-ns.de.

Host names with two IP numbers:

ns.second-ns.com: 2a01:4f8:0:a101::b:1 and 213.239.204.242

ns3.second-ns.de: 2001:67c:192c::add:b3 and 193.47.99.4

ns1.your-server.de: 2a01:4f8:0:1::5ddc:1 and 213.133.100.102

Mail Servers

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

mail.thomasleidecker.de resolves to two IPs: 2a01:4f8:d0a:118b::2 and 88.198.176.156.

thomasleidecker.de - robtex.com