🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mail.openworld.tech`

DNSSEC	⚠️ Not signed
A	2a01:4f8:d0a:6059::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`www451.your-server.de`
A	78.46.146.150^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}

`openworld.tech`

	DNSSEC	⚠️ Not signed
	A	2a01:4f8:d0a:6059::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
	A	78.46.146.150^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
	NS	`ns1.your-server.de` ⭐
	NS	`ns.second-ns.com`
	NS	`ns3.second-ns.de`
	MX	`mail.openworld.tech` ⭐
	TXT	`v=spf1 +a +mx ?all`
	SOA	`ns1.your-server.de`postmaster@your-server.de 2026-01-13 #0

MX for

openworld.tech

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Next names

DNS History

2 records (2 active, 0 former)

●A2a01:4f8:d0a:6059::22026-08-19 → 2026-08-19 · 2 obs

● 2026-08-19 16:52:22
● 2026-08-19 19:50:54

●A78.46.146.1502026-08-19 → 2026-08-19 · 2 obs

● 2026-08-19 16:52:22
● 2026-08-19 19:50:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	ns01.trs-dns.net, ns01.trs-dns.com, ns10.trs-dns.info, ns10.trs-dns.org	-
openworld.tech	ns.second-ns.com, ns3.second-ns.de, ns1.your-server.de	-

✅ Authoritative Response

Server:213.239.204.242

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openworld.tech (unsigned zone)

⏱️ Timing

Total: 1982ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`78.46.146.150`
AAAA	1	`2a01:4f8:d0a:6059::2`

Analysis

Mail Server Role

mail.openworld.tech is a mail server for openworld.tech.

IP Addresses

mail.openworld.tech has two IP addresses: 78.46.146.150 and 2a01:4f8:d0a:6059::2

Among the host names that share IP numbers with mail.openworld.tech are mail.bordne.de, outrange.media, mail.saxoreal.de and two others.

mail.openworld.tech - robtex.com