`mx0.polytechnische.de`

DNSSEC

⚠️ Not signed

`polytechnische.de`

	DNSSEC	⚠️ Not signed
	A	78.47.70.177^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
	NS	`ns15.domaincontrol.com` ⭐
	NS	`ns16.domaincontrol.com`
	MX	`portal.sptg.de` ⭐
	TXT	`v=spf1 a mx ip4:83.138.57.146 ip6:2a01:488:42:1000:b01c:220e:ff97:3b1b includ...`
	SOA	`ns15.domaincontrol.com`dns@jomax.net 2026-05-13 #1

WOT: SAFE (61/100)

Previously MX for

polytechnische.de

Same first word

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DNS History

1 record (0 active, 1 former)

○A80.237.138.52015-05-22 → 2016-03-02 · 4 obs

● 2015-05-22 08:38:18
● 2016-03-02 12:49:08
○ 2016-06-30 08:06:38
○ 2026-05-15 22:52:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
polytechnische.de	ns15.domaincontrol.com, ns16.domaincontrol.com	-

✅ Authoritative Response

Server:173.201.75.8

NS records: ns15.domaincontrol.com, ns16.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polytechnische.de (unsigned zone)

⏱️ Timing

Total: 653ms | Queries: -

📄 Records

Type	Count	Sample Data

mx0.polytechnische.de - robtex.com