`mail.it-infinity.de`

DNSSEC	⚠️ Not signed
A	2a03:4000:5a:ec7:e4a7:3eff:fef8:3fcb^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
		PTR	`mail.it-infinity.de`
A	178.104.89.26^{🇬🇧 UNSPECIFIED160.0.0.0/3}

`it-infinity.de`

	DNSSEC	⚠️ Not signed
	A	2a03:4000:5a:ec7:e4a7:3eff:fef8:3fcb^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
	A	79.247.41.135^{🇩🇪 DTAG79.192.0.0/10 Deutsche Telekom AG, Internet service provider}
	NS	`hydrogen.ns.hetzner.com` ⭐
	NS	`helium.ns.hetzner.de`
	NS	`oxygen.ns.hetzner.com`
	MX	`mx01.it-infinity.de` ⭐
	TXT	`v=spf1 +mx a:it-infinity.de a:mail.it-infinity.de mx:mx01.it-infinity.de ip4:...`
	SOA	`hydrogen.ns.hetzner.com`dns@hetzner.com 2026-03-28 #7

PTR for

193.203.61.202.in-addr.arpa

b.c.f.3.8.f.e.f.f.f.e.3.7.a.4.e.7.c.e.0.a.5.0.0.0.0.0.4.3.0.a.2.ip6.arpa

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DNS History

3 records (2 active, 1 former)

●A178.104.89.262026-03-28 → 2026-03-28 · 2 obs

○ 2026-03-03 17:07:02
● 2026-03-28 11:40:34

○A202.61.203.1932026-03-03 → 2026-03-03 · 2 obs

● 2026-03-03 17:07:02
○ 2026-03-28 11:40:34

●A2a03:4000:5a:ec7:e4a7:3eff:fef8:3fcb2026-03-03 → 2026-03-28 · 2 obs

● 2026-03-03 17:07:02
● 2026-03-28 11:40:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
it-infinity.de	hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com, helium.ns.hetzner.de	-

✅ Authoritative Response

Server:213.133.100.98

NS records: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com, helium.ns.hetzner.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for it-infinity.de (unsigned zone)

⏱️ Timing

Total: 1261ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`178.104.89.26`
AAAA	1	`2a03:4000:5a:ec7:e4a7:3eff:fef8:3fcb`

Analysis

IP Addresses

mail.it-infinity.de points to two IP numbers: 2a03:4000:5a:ec7:e4a7:3eff:fef8:3fcb and 178.104.89.26.

Other host names, for instance it-infinity.de share IP numbers with mail.it-infinity.de.

mail.it-infinity.de - robtex.com