mail.workingdevelopers.de - dns.ninja

`mail.workingdevelopers.de`

DNSSEC	⚠️ Not signed
A	202.61.233.212^{🇩🇪 netcup-AS202.61.233.0/24}
		PTR	`mxe9d4.netcup.net`

`workingdevelopers.de`

	DNSSEC	⚠️ Not signed
	A	2a03:4000:61:e586::23:94^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
	A	202.61.233.210^{🇩🇪 netcup-AS202.61.233.0/24}
	NS	`root-dns.netcup.net` ⭐
	NS	`second-dns.netcup.net`
	NS	`third-dns.netcup.net`
	MX	`mail.workingdevelopers.de` ⭐
	MX	`mxe9d4.netcup.net`⁽⁵⁰⁾
	TXT	`v=spf1 mx a include:_spf.webhosting.systems ~all`
	SOA	`root-dns.netcup.net`dnsadmin@netcup.net 2025-11-27 #12

MX for

workingdevelopers.de

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DNS History

1 record (1 active, 0 former)

●A202.61.233.2122026-03-24 → 2026-08-11 · 2 obs

● 2026-03-24 14:27:46
● 2026-08-11 00:52:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
workingdevelopers.de	second-dns.netcup.net, root-dns.netcup.net, third-dns.netcup.net	-

✅ Authoritative Response

Server:37.221.199.199

NS records: second-dns.netcup.net, root-dns.netcup.net, third-dns.netcup.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workingdevelopers.de (unsigned zone)

⏱️ Timing

Total: 969ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.61.233.212`

Analysis

Mail Server Role

mail.workingdevelopers.de serves as a mail server for workingdevelopers.de.

mxe9d4.netcup.net is often seen acting as a mail server in combination with mail.workingdevelopers.de.

IP Addresses

mail.workingdevelopers.de points to a single IP number: 202.61.233.212.

Additional host names — mxe9d4.netcup.net, mail.compudoc-heiko.de, mail.seowar.de and two others — share IP numbers with mail.workingdevelopers.de.