`ruedigerkoch.com`

DNSSEC	⚠️ Not signed
A	188.40.2.8^{🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1}
		PTR	`www188.your-server.de`
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	`www188.your-server.de` ⭐
		A	2a01:4f8:d0a:3053::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`www188.your-server.de`
		A	188.40.2.8^{🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1}
			PTR	`www188.your-server.de`
TXT	`v=spf1 a mx ~all`
SOA	`ns1.your-server.de`postmaster@your-server.de 2025-12-11 #0

`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=1778765891

Subdomains

mail.ruedigerkoch.com

DNS History

6 records (5 active, 1 former)

●NSns.second-ns.com2015-08-01 → 2026-05-14 · 2 obs

● 2015-08-01 02:50:58
● 2026-05-14 13:50:48

●NSns1.your-server.de2015-08-01 → 2026-05-14 · 2 obs

● 2015-08-01 02:50:58
● 2026-05-14 13:50:48

●NSns3.second-ns.de2015-08-01 → 2026-05-14 · 2 obs

● 2015-08-01 02:50:58
● 2026-05-14 13:50:48

○MXmail.ruedigerkoch.com2015-08-01 → 2020-01-21 · 4 obs

● 2015-08-01 02:50:58
● 2020-01-21 14:20:56
○ 2026-05-14 13:50:46
○ 2026-05-14 13:50:48

●MXwww188.your-server.de2026-05-14 → 2026-05-14 · 3 obs

○ 2020-01-21 14:20:56
● 2026-05-14 13:50:46
● 2026-05-14 13:50:48

●A188.40.2.82015-08-01 → 2026-05-14 · 2 obs

● 2015-08-01 02:50:58
● 2026-05-14 13:50:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net...	-
ruedigerkoch.com	ns1.your-server.de, ns.second-ns.com, ns3.second-ns.de	2 records

✅ Authoritative Response

Server:213.133.100.102

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ruedigerkoch.com (unsigned zone)

⏱️ Timing

Total: 405ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.40.2.8`
NS	3	`ns.second-ns.com, ns1.your-server.de...`
MX	1	`www188.your-server.de (pri: 10)`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`ns1.your-server.de postmaster.your-serve`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.second-ns.com, ns.second-ns.com)

Analysis

Hierarchy

mail.ruedigerkoch.com has ruedigerkoch.com as its parent.

IP Addresses

ruedigerkoch.com maps to IP address 188.40.2.8.

Other host names, for instance projektlifeforestry.com, amgmedya.org, mail.dasistunserestadt.com, mail.kontrastplus.de and mail.yoltv.com share IP numbers with ruedigerkoch.com.

Name Servers

ruedigerkoch.com is delegated to name servers ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.

ruedigerkoch.com at least partially shares name servers with other domains such as rehart.at, adsorptec.de, skylifte.de, aloisi.net and agrotrade.de.

these name servers are commonly used with the name servers ns.second-ns.de.

Host names with two IP numbers:

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

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

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

Mail Servers

ruedigerkoch.com is handled by a single mail server, www188.your-server.de.

ruedigerkoch.com shares the same mail server setup as other domains, including ringw.com, dein.computer, veito.eu, tburger.de and tz-garsten.at.

Host name www188.your-server.de points to IPs 2a01:4f8:d0a:3053::2 and 188.40.2.8.

ruedigerkoch.com - robtex.com