plessmann.com - dns.ninja

`plessmann.com`

DNSSEC	⚠️ Not signed
A	138.201.30.77^{🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4}
		PTR	`mae.inav.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	`mx.inav.de` ⭐
		A	138.201.30.77^{🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4}
			PTR	`mae.inav.de`
TXT	`v=spf1 mx ~all`
SOA	`ns1.first-ns.de`dns@hetzner.com 2026-04-14 #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=1785287177

Subdomains

mail.plessmann.com

Same first word

plessmann.de

plessmann.com

plessmann.eu

DNS History

7 records (5 active, 2 former)

●NSns1.first-ns.de2015-06-21 → 2026-07-29 · 2 obs

● 2015-06-21 04:36:54
● 2026-07-29 01:16:22

●NSrobotns2.second-ns.de2015-06-21 → 2026-07-29 · 2 obs

● 2015-06-21 04:36:54
● 2026-07-29 01:16:22

●NSrobotns3.second-ns.com2015-06-21 → 2026-07-29 · 2 obs

● 2015-06-21 04:36:54
● 2026-07-29 01:16:22

○MXmail.plessmann.com2015-06-21 → 2017-01-16 · 4 obs

● 2015-06-21 04:36:54
● 2017-01-16 04:09:02
○ 2018-01-29 04:14:04
○ 2026-07-29 01:16:22

●MXmx.inav.de2018-01-29 → 2026-07-29 · 3 obs

○ 2017-01-16 04:09:02
● 2018-01-29 04:14:04
● 2026-07-29 01:16:22

●A138.201.30.772018-01-29 → 2026-07-29 · 3 obs

○ 2017-01-16 04:09:02
● 2018-01-29 04:14:04
● 2026-07-29 01:16:22

○A78.46.87.832015-06-21 → 2017-01-16 · 4 obs

● 2015-06-21 04:36:54
● 2017-01-16 04:09:02
○ 2018-01-29 04:14:04
○ 2026-07-29 01:16:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
plessmann.com	ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com	2 records

✅ Authoritative Response

Server:213.239.242.238

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for plessmann.com (unsigned zone)

⏱️ Timing

Total: 1033ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`138.201.30.77`
NS	3	`ns1.first-ns.de, robotns2.second-ns.de...`
MX	1	`mx.inav.de (pri: 10)`
TXT	1	`v=spf1 mx ~all`
SOA	1	`ns1.first-ns.de dns.hetzner.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (robotns3.second-ns.com, robotns3.second-ns.com)

Analysis

Hierarchy

mail.plessmann.com is a subdomain of plessmann.com.

IP Addresses

plessmann.com resolves to just one IP address, 138.201.30.77.

Two other host names, along with mail.inav-immobilien.de, mae.inav.de and mail.inav.de, also share IP numbers with plessmann.com.

Name Servers

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

The name servers of plessmann.com overlap at least partially with those of other domains — among them prz4.de, draft.gr, hubertusapotheke.de and two more.

These name servers commonly appear in combination with the name servers ns1.themusicase.com.

robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de each resolve to two IP addresses: robotns3.second-ns.com resolves to 193.47.99.3 and 2001:67c:192c::add:a3; ns1.first-ns.de resolves to 213.239.242.238 and 2a01:4f8:0:a101::a:1; robotns2.second-ns.de resolves to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.

Mail Servers

The sole mail server for plessmann.com is mx.inav.de.

The MX records for plessmann.com match those of other domains — including inav.de and inav-immobilien.de.

mx.inav.de resolves to a single IP number: 138.201.30.77.