`mail.headfirst.ch`

DNSSEC	⚠️ Not signed
A	80.74.147.171^{🇨🇭 ASN-METANET80.74.144.0/20 METANET AG, Switzerland}
		PTR	`metis.kreativmedia.ch`

`headfirst.ch`

	DNSSEC	🔒 Signed (DS record present)
	A	2a00:1128:0:157::40^{🇨🇭 ASN-METANET2a00:1128::/32 METANET AG, Switzerland IPv6 Allocation}
	A	80.74.147.171^{🇨🇭 ASN-METANET80.74.144.0/20 METANET AG, Switzerland}
	NS	`ns29.kreativmedia.ch` ⭐
	NS	`ns30.kreativmedia.ch`
	MX	`mail.headfirst.ch` ⭐
	TXT	`v=spf1 include:_spf.kreativmedia.ch +mx +a -all`
	SOA	`ns29.kreativmedia.ch`hostmaster@kreativmedia.ch 2026-03-22 #17

MX for

headfirst.ch

Same first word

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DNS History

1 record (1 active, 0 former)

●A80.74.147.1712015-06-21 → 2026-04-12 · 2 obs

● 2015-06-21 00:33:52
● 2026-04-12 18:02:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	b.nic.ch, e.nic.ch, a.nic.ch, d.nic.ch...	-
headfirst.ch	ns29.kreativmedia.ch, ns30.kreativmedia.ch	-

✅ Authoritative Response

Server:80.74.147.171

NS records: ns29.kreativmedia.ch, ns30.kreativmedia.ch

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1152ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`80.74.147.171`

Analysis

Mail Server Role

mail.headfirst.ch serves as the mail server for headfirst.ch.

IP Addresses

mail.headfirst.ch points to a single IP: 80.74.147.171.

Other host names, for instance zubisoft.com, agu.ch, mail.bint.ch, mail.lucky-models.ch and hayoz-lueftung.ch share IP numbers with mail.headfirst.ch.

mail.headfirst.ch - robtex.com