`mail.groupsoft.cz`

DNSSEC	⚠️ Not signed
A	2a00:4b40:aaaa:2101:45:13:137:121^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
		PTR	`m1-u5-ing.websupport.hu`
A	62.168.26.29^{🇨🇿 TMOBILE-CZ62.168.0.0/18 T-Mobile Czech Republic a.s.}

`groupsoft.cz`

	DNSSEC	🔒 Signed (DS record present)
	A	2a00:4b40:aaaa:2005::7^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
	A	62.168.26.29^{🇨🇿 TMOBILE-CZ62.168.0.0/18 T-Mobile Czech Republic a.s.}
	NS	`ns1.websupport.cz` ⭐
	NS	`ns2.websupport.cz`
	NS	`ns3.websupport.eu`
	MX	`mail.groupsoft.cz` ⭐
	MX	`mail.legend.cz`⁽¹⁰⁰⁾
	TXT	`v=spf1 a mx include:_spf.m1.websupport.sk ?all`
	TXT	`spf2.0/pra a mx include:_sid.m1.websupport.sk ?all`
	SOA	`ns1.websupport.cz`admin@websupport.cz serial=1713423995

MX for

groupsoft.cz

Same first word

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alim.it

DNS History

3 records (2 active, 1 former)

●A2a00:4b40:aaaa:2101:45:13:137:1212026-02-22 → 2026-08-07 · 3 obs

○ 2016-09-12 09:20:30
● 2026-02-22 14:59:16
● 2026-08-07 18:16:20

●A62.168.26.292026-02-22 → 2026-08-07 · 3 obs

○ 2016-09-12 09:20:30
● 2026-02-22 14:59:16
● 2026-08-07 18:16:20

○A94.113.242.602015-08-09 → 2016-09-12 · 4 obs

● 2015-08-09 22:30:30
● 2016-09-12 09:20:30
○ 2026-02-22 14:59:16
○ 2026-08-07 18:16:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
groupsoft.cz	ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu	-

✅ Authoritative Response

Server:45.10.97.11

NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2017ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`62.168.26.29`
AAAA	1	`2a00:4b40:aaaa:2101:45:13:137:121`

Analysis

Mail Server Role

groupsoft.cz uses mail.groupsoft.cz as a mail server.

mail.legend.cz frequently appears as a mail server alongside mail.groupsoft.cz.

IP Addresses

mail.groupsoft.cz directs to two IP numbers, 62.168.26.29 and 2a00:4b40:aaaa:2101:45:13:137:121

mail.autocentr-hyundai.cz, mail.esd.cz, mail.lemons.cz and two other host names share IP numbers with mail.groupsoft.cz.

mail.groupsoft.cz - robtex.com