cmd-tools.de - dns.ninja

`cmd-tools.de`

DNSSEC	⚠️ Not signed
A	49.12.35.219^{🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC}
		PTR	`aero2k.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	`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	`hydrogen.ns.hetzner.com` ⚠️ Not in parent delegation
		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	`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`
MX	`mail.cmd-tools.de` ⭐
		A	49.12.35.219^{🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC}
			PTR	`aero2k.de`
SOA	`ns1.first-ns.de`dns@hetzner.com 2026-04-29 #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=1782363712

Subdomains

mail.cmd-tools.de

Same first word

cmd-tools.de

cmd-tools.com

Similar names

mcd-tools.de

mcd-tools.com

DNS History

9 records (6 active, 3 former)

●NShelium.ns.hetzner.de2026-03-23 → 2026-06-25 · 3 obs

○ 2016-06-30 16:00:14
● 2026-03-23 19:04:32
● 2026-06-25 05:21:22

●NShydrogen.ns.hetzner.com2026-06-25 → 2026-06-25 · 2 obs

○ 2026-03-23 19:04:32
● 2026-06-25 05:21:22

○NSns.keymachine.de2015-08-16 → 2016-03-09 · 4 obs

● 2015-08-16 17:38:40
● 2016-03-09 22:16:18
○ 2016-06-30 16:00:14
○ 2026-06-25 05:21:22

●NSns1.first-ns.de2026-03-23 → 2026-06-25 · 3 obs

○ 2016-06-30 16:00:14
● 2026-03-23 19:04:32
● 2026-06-25 05:21:22

○NSns2.keymachine.de2015-08-16 → 2016-03-09 · 4 obs

● 2015-08-16 17:38:40
● 2016-03-09 22:16:18
○ 2016-06-30 16:00:14
○ 2026-06-25 05:21:22

●NSoxygen.ns.hetzner.com2026-03-23 → 2026-06-25 · 3 obs

○ 2016-06-30 16:00:14
● 2026-03-23 19:04:32
● 2026-06-25 05:21:22

●MXmail.cmd-tools.de2015-08-16 → 2026-06-25 · 6 obs

● 2015-08-16 17:38:40
● 2016-03-09 22:16:18
○ 2016-06-30 16:00:14
○ 2020-01-06 09:19:20
● 2026-03-23 19:04:32
● 2026-06-25 05:21:22

●A49.12.35.2192026-03-23 → 2026-06-25 · 3 obs

○ 2016-06-30 16:00:14
● 2026-03-23 19:04:32
● 2026-06-25 05:21:22

○A87.118.116.1582015-08-16 → 2016-03-09 · 4 obs

● 2015-08-16 17:38:40
● 2016-03-09 22:16:18
○ 2016-06-30 16:00:14
○ 2026-06-25 05:21:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
cmd-tools.de	helium.ns.hetzner.de, oxygen.ns.hetzner.com	-

✅ Authoritative Response

Server:193.47.99.5

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cmd-tools.de (unsigned zone)

⏱️ Timing

Total: 1366ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`49.12.35.219`
NS	3	`oxygen.ns.hetzner.com, helium.ns.hetzner.de...`
MX	1	`mail.cmd-tools.de (pri: 10)`
SOA	1	`ns1.first-ns.de dns.hetzner.com`

Analysis

Hierarchy

mail.cmd-tools.de is delegated beneath cmd-tools.de.

IP Addresses

cmd-tools.de directs to one IP number, which is 49.12.35.219.

Among the host names that share IP numbers with cmd-tools.de are ns.aero2k.de, mail.aero2k.de, aero2k.de and two others.

Name Servers

The domain cmd-tools.de is delegated to these four name servers: ns1.first-ns.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

There is at least partial name server overlap between cmd-tools.de and other domains — a-33.de, dschubert.net, kray-c.net and two more among them.

These name servers frequently co-occur with the name servers robotns2.second-ns.de and robotns3.second-ns.com.

All four hostnames — ns1.first-ns.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de — resolve to two IP numbers apiece: ns1.first-ns.de to 213.239.242.238 and 2a01:4f8:0:a101::a:1; hydrogen.ns.hetzner.com to 213.133.100.98 and 2a01:4f8:0:1::add:1098; oxygen.ns.hetzner.com to 88.198.229.192 and 2a01:4f8:0:1::add:2992; helium.ns.hetzner.de to 193.47.99.5 and 2001:67c:192c::add:5.

Mail Servers

cmd-tools.de routes its mail through a single mail server, mail.cmd-tools.de.

mail.cmd-tools.de has exactly one IP number: 49.12.35.219.