`mail.lemna-core.com`

DNSSEC	⚠️ Not signed
A	213.133.104.63^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
		PTR	`www63.your-server.de`

`lemna-core.com`

	DNSSEC	⚠️ Not signed
	A	144.76.154.41^{🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1}
	NS	`ns1.first-ns.de` ⭐
	NS	`robotns2.second-ns.de`
	NS	`robotns3.second-ns.com` ⚠️ Not in parent delegation
	MX	`mail.lemna-core.com` ⭐
	SOA	`ns1.first-ns.de`dns@hetzner.com 2026-02-16 #0

MX for

lemna-core.com

Same first word

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DNS History

1 record (1 active, 0 former)

●A213.133.104.632019-12-19 → 2026-07-14 · 2 obs

● 2019-12-19 15:33:54
● 2026-07-14 23:39:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net...	-
lemna-core.com	ns1.first-ns.de, robotns2.second-ns.de	-

✅ Authoritative Response

Server:213.133.100.103

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lemna-core.com (unsigned zone)

⏱️ Timing

Total: 350ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.133.104.63`

Analysis

Mail Server Role

The mail server mail.lemna-core.com processes email for lemna-core.com.

IP Addresses

mail.lemna-core.com resolves to just one IP address, 213.133.104.63.

Two other host names, along with bruebach.de, mail.bruebach.de and provinzial-fonds.de, also share IP numbers with mail.lemna-core.com.

mail.lemna-core.com - robtex.com