`gdg-testsystems.com`

DNSSEC	⚠️ Not signed
A	78.46.179.10^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
		PTR	`www364.your-server.de`
NS	`hydrogen.ns.hetzner.com` ⭐
		A	2a01:4f8:0:1::add:1098^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`hydrogen.ns.hetzner.com`
		A	213.133.100.98^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`hydrogen.ns.hetzner.com`
NS	`helium.ns.hetzner.de`
		A	2001:67c:192c::add:5^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`helium.ns.hetzner.de`
		A	193.47.99.5^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`helium.ns.hetzner.de`
NS	`oxygen.ns.hetzner.com`
		A	2a01:4f8:0:1::add:2992^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`oxygen.ns.hetzner.com`
		A	88.198.229.192^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
			PTR	`oxygen.ns.hetzner.com`
SOA	`hydrogen.ns.hetzner.com`dns@hetzner.com 2025-11-10 #2

`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=1776927367

Same first word

gdg-testsystems.de

gdg-testsystems.com

DNS History

10 records (4 active, 6 former)

●NShelium.ns.hetzner.de2026-02-15 → 2026-04-23 · 3 obs

○ 2017-04-05 10:31:26
● 2026-02-15 02:57:26
● 2026-04-23 06:59:14

●NShydrogen.ns.hetzner.com2026-02-15 → 2026-04-23 · 3 obs

○ 2017-04-05 10:31:26
● 2026-02-15 02:57:26
● 2026-04-23 06:59:14

○NSns.leitwerk.net2007-11-10 → 2017-04-05 · 4 obs

● 2007-11-10 19:06:50
● 2017-04-05 10:31:26
○ 2026-02-15 02:57:26
○ 2026-04-23 06:59:14

○NSns2.bn.leitwerk.net2015-08-19 → 2017-04-05 · 5 obs

○ 2007-11-10 19:06:50
● 2015-08-19 16:55:14
● 2017-04-05 10:31:26
○ 2026-02-15 02:57:26
○ 2026-04-23 06:59:14

○NSns2.leitwerk.net2007-11-10 → 2007-11-10 · 3 obs

● 2007-11-10 19:06:50
○ 2015-08-19 16:55:14
○ 2026-04-23 06:59:14

●NSoxygen.ns.hetzner.com2026-02-15 → 2026-04-23 · 3 obs

○ 2017-04-05 10:31:26
● 2026-02-15 02:57:26
● 2026-04-23 06:59:14

○MXmail.gdg-testsystems.com2007-11-10 → 2026-02-15 · 3 obs

● 2007-11-10 19:06:50
● 2026-02-15 02:57:26
○ 2026-04-23 06:59:14

○A217.28.96.182015-08-19 → 2016-03-16 · 5 obs

○ 2007-11-10 19:06:50
● 2015-08-19 16:55:14
● 2016-03-16 20:22:38
○ 2016-07-24 10:24:54
○ 2026-04-23 06:59:14

○A78.46.123.2502016-07-24 → 2017-04-05 · 5 obs

○ 2016-03-16 20:22:38
● 2016-07-24 10:24:54
● 2017-04-05 10:31:26
○ 2026-02-15 02:57:26
○ 2026-04-23 06:59:14

●A78.46.179.102026-02-15 → 2026-04-23 · 3 obs

○ 2017-04-05 10:31:26
● 2026-02-15 02:57:26
● 2026-04-23 06:59:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net...	-
gdg-testsystems.com	helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com	2 records

✅ Authoritative Response

Server:193.47.99.5

NS records: helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gdg-testsystems.com (unsigned zone)

⏱️ Timing

Total: 656ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`78.46.179.10`
NS	3	`hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com...`
SOA	1	`hydrogen.ns.hetzner.com dns.hetzner.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com)

Analysis

IP Addresses

gdg-testsystems.com points to a single IP address: 78.46.179.10.

Other host names such as knoblauch-ladenbau.de, www.venoe.dk, mail.egroh.at, ehrlantik.de and disegio.de share IP numbers with gdg-testsystems.com.

Name Servers

gdg-testsystems.com is delegated to three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

At least part of the name servers for gdg-testsystems.com are shared with other domains, for instance sozialesjahr.at, qualityvan.de, pstag.de, busove.bg and kemono.se.

Host names with two IP numbers:

hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98

oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192

helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5

gdg-testsystems.com - robtex.com