`mx.4motion.cz`

CNAME	`poseidon.4motion.cz`
DNSSEC	⚠️ Not signed
A	91.228.45.235^{🇨🇿 ONYX-AS91.228.44.0/22 ONYX-CZ-INFRASTRUCTURE}
		PTR	`poseidon.4motion.cz`

`4motion.cz`

	DNSSEC	🔒 Signed (DS record present)
	A	91.228.45.235^{🇨🇿 ONYX-AS91.228.44.0/22 ONYX-CZ-INFRASTRUCTURE}
	NS	`ns2.gransy.com` ⭐
	NS	`ns.gransy.com`
	NS	`ns3.gransy.com`
	NS	`ns4.gransy.com`
	NS	`ns5.gransy.com`
	MX	`trinity.onyx.cz` ⭐
	MX	`mail.onyx.cz`⁽²⁰⁾
	TXT	`atlassian-sending-domain-verification=2886db8f-4fbe-4e7e-976d-3490df3780de`
	TXT	`google-site-verification=AmgpxL-kJyBM5L7CQ2EwizfV0GsX1eXsz9tABq7oZ_o`
	TXT	`google-site-verification=FAQl-pAwOkp2JdJAkeZczZjnQkPTRGpWJlTT4YaVhkk`
	TXT	`MS=ms30890138`
	TXT	`v=spf1 ip4:109.238.43.13 ip4:176.98.250.16 ip6:2a01:9422:9404:100::1004 mx ~all`
	SOA	`ns.gransy.com`root@gransy.com serial=2772723499

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DNS History

2 records (1 active, 1 former)

○A81.0.212.392015-07-13 → 2016-04-19 · 4 obs

● 2015-07-13 00:21:16
● 2016-04-19 05:06:38
○ 2026-03-22 17:24:30
○ 2026-03-22 17:24:32

●CNAMEposeidon.4motion.cz2026-03-22 → 2026-03-22 · 2 obs

● 2026-03-22 17:24:30
● 2026-03-22 17:24:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	d.ns.nic.cz, c.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz	-
4motion.cz	ns2.gransy.com, ns5.gransy.com, ns.gransy.com, ns3.gransy.com...	-

✅ Authoritative Response

Server: 217.16.185.221

NS records: ns2.gransy.com, ns5.gransy.com, ns.gransy.com, ns3.gransy.com, ns4.gransy.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2744ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`poseidon.4motion.cz`

Analysis

IP Addresses

mx.4motion.cz resolves to one IP number: 91.228.45.235.

Other host names, for instance poseidon.4motion.cz, 4md.cz, sapelky.cz and 4motion.cz share IP numbers with mx.4motion.cz.

mx.4motion.cz - robtex.com

mx.4motion.cz

4motion.cz