`encoresystems.cz`

DNSSEC	🔒 Signed (DS record present)
NS	`ns2.web4u.cz` ⭐
		A	2a02:a40:100:28ff::12^{🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s.}
			PTR	`ns2.web4u.cz`
		A	85.207.53.12^{🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block}
			PTR	`ns2.web4u.cz`
NS	`ns.web4u.cz`
		A	2001:1568:fd::241^{🇨🇿 WEB4U2001:1568::/33}
			PTR	`ns.web4u.cz`
		A	185.14.224.241^{🇨🇿 WEB4U185.14.224.0/23}
			PTR	`ns.web4u.cz`
MX	`mail.encoresystems.cz` ⭐
		A	82.142.74.85^{🇨🇿 VODAFONE-CZ-AS82.142.64.0/18 Vodafone Czech Republic a.s.}
			PTR	`85.74.142.82.static.b26.cz`
MX	`ms95309302.msv1.invalid`⁽³²⁷⁾
TXT	`MS=ms95309302`
TXT	`v=spf1 mx -all`
TXT	`v=DMARC1; p=none; rua=mailto:postmaster@encoresystems.cz`
TXT	`google-site-verification=3RtKm0vxUlSQBBudoTpfcPxnQCvmOj0-4Yu1YSfphzU`
TXT	`google-site-verification=4bDAd_e9zv_BNiic7pW16rti5GA-zn1j7m2dyx4fC9M`
TXT	`google-site-verification=PDHM9kDjn5bNY3rPBjstX6JaNkaJOmr6F9wgJlg3HnU`
TXT	`google-site-verification=eUmLBXSmmCI41vNBq-mcn57R0fO_rwnWUu_9Er30n90`
SOA	`ns.web4u.cz`admin@web4u.cz 2026-03-31 #0

`cz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.nic.cz` ⭐
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`
	SOA	`a.ns.nic.cz`hostmaster@nic.cz serial=1777409237

Subdomains

mail.encoresystems.cz

www.encoresystems.cz

successold.encoresystems.cz

success.encoresystems.cz

mx.encoresystems.cz

Same first word

encoresystems.cz

encoresystems.net

DNS History

8 records (4 active, 4 former)

●NSns.web4u.cz2015-07-10 → 2026-04-28 · 2 obs

● 2015-07-10 14:02:12
● 2026-04-28 21:04:36

●NSns2.web4u.cz2015-07-10 → 2026-04-28 · 2 obs

● 2015-07-10 14:02:12
● 2026-04-28 21:04:36

●MXmail.encoresystems.cz2015-07-10 → 2026-04-28 · 4 obs

● 2015-07-10 14:02:12
● 2017-02-07 12:48:26
○ 2018-09-23 01:06:02
● 2026-04-28 21:04:36

●MXms95309302.msv1.invalid2026-04-28 → 2026-04-28 · 2 obs

○ 2018-09-23 01:06:02
● 2026-04-28 21:04:36

○MXmx.encoresystems.cz2018-09-23 → 2018-09-23 · 3 obs

○ 2017-02-07 12:48:26
● 2018-09-23 01:06:02
○ 2026-04-28 21:04:36

○A176.31.53.1952018-09-23 → 2018-09-23 · 3 obs

○ 2017-02-07 12:48:26
● 2018-09-23 01:06:02
○ 2026-04-28 21:04:36

○A46.234.123.42017-02-07 → 2017-02-07 · 4 obs

○ 2016-05-01 21:29:48
● 2017-02-07 12:48:26
○ 2018-09-23 01:06:02
○ 2026-04-28 21:04:36

○A81.91.86.122015-07-10 → 2016-05-01 · 4 obs

● 2015-07-10 14:02:12
● 2016-05-01 21:29:48
○ 2017-02-07 12:48:26
○ 2026-04-28 21:04:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, d.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz	-
encoresystems.cz	ns2.web4u.cz, ns.web4u.cz	4 records

✅ Authoritative Response

Server:185.14.224.241

NS records: ns2.web4u.cz, ns.web4u.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 956ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns.web4u.cz, ns2.web4u.cz`
MX	2	`mail.encoresystems.cz (pri: 10), ms95309302.msv1.invalid (pri: 327)`
TXT	7	`MS=ms95309302, v=spf1 mx -all...`
SOA	1	`ns.web4u.cz admin.web4u.cz`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns2.web4u.cz, ns.web4u.cz, ns2.web4u.cz...)

Analysis

Hierarchy

encoresystems.cz is the parent of mail.encoresystems.cz, www.encoresystems.cz, successold.encoresystems.cz, success.encoresystems.cz and mx.encoresystems.cz.

Name Servers

encoresystems.cz's delegation uses two name servers, ns2.web4u.cz and ns.web4u.cz.

encoresystems.cz shares the same name server setup as other domains, for example undefined.cz, energyclub.cz, rybadoktor.cz, mercicard.cz and tipsprot.cz.

Host names with two IPs:

ns2.web4u.cz points to: 2a02:a40:100:28ff::12 and 85.207.53.12

ns.web4u.cz points to: 2001:1568:fd::241 and 185.14.224.241

Mail Servers

encoresystems.cz is handled by two mail servers: mail.encoresystems.cz and ms95309302.msv1.invalid.

Host names with a single IP: mail.encoresystems.cz points to 82.142.74.85.

encoresystems.cz - robtex.com