`mail.custommail.de`

DNSSEC	⚠️ Not signed
A	2a03:4000:54:fc5:a4da:4bff:fe5f:8c94^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
		PTR	`mail.gridcorner.net`
A	202.61.249.4^{🇩🇪 netcup-AS202.61.248.0/22}

`custommail.de`

	DNSSEC	⚠️ Not signed
	A	94.16.106.61^{🇦🇹 netcup-AS94.16.104.0/22 powered by ANX}
	NS	`ns.a.gridcorner.net` ⭐
	NS	`ns.b.gridcorner.net`
	NS	`ns.c.gridcorner.net`
	MX	`mail.custommail.de` ⭐
	TXT	`v=spf1 mx a:mail.customhost.de a:mailgw.customhost.de a:mail1.customhost.de a...`
	SOA	`ns.a.gridcorner.net`servermaster@gridcorner.net 2025-05-06 #5

MX for

custommail.de

Same first word

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DNS History

3 records (2 active, 1 former)

●A202.61.249.42026-02-22 → 2026-03-29 · 3 obs

○ 2016-07-13 13:01:10
● 2026-02-22 06:35:14
● 2026-03-29 07:08:06

●A2a03:4000:54:fc5:a4da:4bff:fe5f:8c942026-02-22 → 2026-03-29 · 3 obs

○ 2016-07-13 13:01:10
● 2026-02-22 06:35:14
● 2026-03-29 07:08:06

○A91.106.123.512015-08-07 → 2016-07-13 · 4 obs

● 2015-08-07 23:40:24
● 2016-07-13 13:01:10
○ 2026-02-22 06:35:14
○ 2026-03-29 07:08:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, a.nic.de, f.nic.de	-
custommail.de	ns.a.gridcorner.net, ns.b.gridcorner.net, ns.c.gridcorner.net	-

✅ Authoritative Response

Server:217.79.187.114

NS records: ns.a.gridcorner.net, ns.b.gridcorner.net, ns.c.gridcorner.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for custommail.de (unsigned zone)

⏱️ Timing

Total: 1335ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.61.249.4`
AAAA	1	`2a03:4000:54:fc5:a4da:4bff:fe5f:8c94`

Analysis

Mail Server Role

The mail server for custommail.de is mail.custommail.de.

IP Addresses

mail.custommail.de points to two IP numbers: 2a03:4000:54:fc5:a4da:4bff:fe5f:8c94 and 202.61.249.4.

Other host names, for instance mail.rehli.de, mail.owv-vohenstrauss.de, mail.oprago.net, mail.schraudner.com and mail.owv-hv.de share IP numbers with mail.custommail.de.

mail.custommail.de - robtex.com