`mail.postmester.no`

	DNSSEC	⚠️ Not signed
	A	178.21.129.7^{🇳🇴 WEBHUSET-AS178.21.128.0/21}

`postmester.no`

	DNSSEC	🔒 Signed (DS record present)
	A	138.201.240.199^{🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4}
	NS	`ns01.one.com` ⭐
	NS	`ns02.one.com`
	MX	`mail.postmester.no` ⭐
	MX	`postmester.no` ⭐ 🔒
	TXT	`v=spf1 +mx +a +ip4:192.0.2.10 ip4:135.181.53.2 ip4:95.216.152.215 ip4:138.201...`
	SOA	`ns01.one.com`hostmaster@one.com 2026-03-25 #1

MX for

postmester.no

Same first word

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DNS History

1 record (1 active, 0 former)

●A178.21.129.72015-05-10 → 2026-04-29 · 2 obs

● 2015-05-10 12:35:22
● 2026-04-29 00:49:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
no	i.nic.no, x.nic.no, y.nic.no, z.nic.no...	-
postmester.no	ns01.one.com, ns02.one.com	-

✅ Authoritative Response

Server:195.206.121.10

NS records: ns01.one.com, ns02.one.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 821ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`178.21.129.7`

Analysis

Mail Server Role

mail.postmester.no serves as the mail server for postmester.no.

postmester.no commonly serves as a mail server together with mail.postmester.no.

IP Addresses

mail.postmester.no points to a single IP: 178.21.129.7.

mail.postmester.no - robtex.com