`mail.opalum.se`

DNSSEC	⚠️ Not signed
A	93.191.155.240^{🇩🇰 team-blue-denmark93.191.152.0/21 ZITCOM A/S}
		PTR	`forward.dnsfactory.dk`

`opalum.se`

	DNSSEC	🔒 Signed (DS record present)
	A	93.191.155.240^{🇩🇰 team-blue-denmark93.191.152.0/21 ZITCOM A/S}
	NS	`ns1.curanet.dk` ⭐
	NS	`ns2.curanet.dk`
	MX	`mail.opalum.se` ⭐
	MX	`backup-mx.zitcom.dk`⁽²⁰⁾
	SOA	`ns1.curanet.dk`hostmaster@curanet.dk 2024-10-24 #1

MX for

opalum.se

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DNS History

1 record (1 active, 0 former)

●A93.191.155.2402026-02-20 → 2026-04-12 · 2 obs

● 2026-02-20 23:10:32
● 2026-04-12 17:10:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	f.ns.se, i.ns.se, b.ns.se, z.ns.se...	-
opalum.se	ns2.curanet.dk, ns1.curanet.dk	-

✅ Authoritative Response

Server:185.25.141.12

NS records: ns2.curanet.dk, ns1.curanet.dk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1066ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`93.191.155.240`

Analysis

Mail Server Role

mail.opalum.se serves as the mail server for opalum.se.

Together with mail.opalum.se, backup-mx.zitcom.dk is commonly used as a mail server.

IP Addresses

mail.opalum.se resolves to a single IP: 93.191.155.240.

Other host names, for instance secumea.com, mobildepot.dk, boligpotalen.dk, ecophysics.dk and memro.org share IP numbers with mail.opalum.se.

mail.opalum.se - robtex.com

mail.opalum.se

opalum.se