`microsoft-duet.de`

DNSSEC	⚠️ Not signed
A	178.254.0.107^{🇩🇪 EVANZOAS178.254.0.0/19 DE-EVANZO-MK}
		PTR	`sh16-55.1blu.de`
NS	`ns01.1blu.de` ⭐
		A	87.238.195.66^{🇩🇪 EVANZOAS87.238.192.0/21 DE-EVANZO-MK}
NS	`ns02.1blu.de`
		A	178.254.5.130^{🇩🇪 EVANZOAS178.254.0.0/19 DE-EVANZO-MK}
MX	`mail.microsoft-duet.de` ⭐
		A	178.254.4.101^{🇩🇪 EVANZOAS178.254.0.0/19 DE-EVANZO-MK}
			PTR	`ms-10.1blu.de`
TXT	`v=spf1 mx include:_spf.1blu.de ~all`
SOA	`ns01.1blu.de`hostmaster@1blu.de 2024-04-15 #1

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1777359454

Same first word

microsoft-duet.de

DNS History

4 records (4 active, 0 former)

●NSns01.1blu.de2015-07-07 → 2026-04-28 · 2 obs

● 2015-07-07 21:30:34
● 2026-04-28 07:13:46

●NSns02.1blu.de2015-07-07 → 2026-04-28 · 2 obs

● 2015-07-07 21:30:34
● 2026-04-28 07:13:46

●MXmail.microsoft-duet.de2015-07-07 → 2026-04-28 · 2 obs

● 2015-07-07 21:30:34
● 2026-04-28 07:13:46

●A178.254.0.1072015-07-07 → 2026-04-28 · 2 obs

● 2015-07-07 21:30:34
● 2026-04-28 07:13:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
microsoft-duet.de	ns02.1blu.de, ns01.1blu.de	-

✅ Authoritative Response

Server:178.254.5.130

NS records: ns02.1blu.de, ns01.1blu.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for microsoft-duet.de (unsigned zone)

⏱️ Timing

Total: 1545ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`178.254.0.107`
NS	2	`ns02.1blu.de, ns01.1blu.de`
MX	1	`mail.microsoft-duet.de (pri: 10)`
TXT	1	`v=spf1 mx include:_spf.1blu.de ~all`
SOA	1	`ns01.1blu.de hostmaster.1blu.de`

Analysis

IP Addresses

microsoft-duet.de resolves to a single IP: 178.254.0.107.

Other host names, for instance mail.fewo-boden.de, firma-check.de, www.poppcheck.de, hanksoft.de and standardhorizon.de share IP numbers with microsoft-duet.de.

Name Servers

microsoft-duet.de has two name servers: ns01.1blu.de and ns02.1blu.de.

microsoft-duet.de shares the same name server setup as other domains, for example krammes.info, concrete-art-kneer.de, dr-woerner.eu, sbfin.de and bgkv-berlin.de.

Host names with a single IP:

ns01.1blu.de points to 87.238.195.66

ns02.1blu.de points to 178.254.5.130

Mail Servers

microsoft-duet.de is handled by a single mail server, mail.microsoft-duet.de.

Host name mail.microsoft-duet.de points to IP 178.254.4.101.

microsoft-duet.de - robtex.com