`pctuning.cz`

DNSSEC	🔒 Signed (DS record present)
A	34.120.96.58^{🇺🇸 Google34.120.0.0/14}
		PTR	`58.96.120.34.bc.googleusercontent.com`
NS	`ns1.websupport.cz` ⭐
		A	2a10:bbc0::11^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns1.websupport.eu`
NS	`ns2.websupport.cz`
		A	2a02:250:3::12^{🇸🇪 ACTIVE24-AS2a02:250:3::/48}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE24-AS185.71.159.0/24}
			PTR	`ns2.websupport.eu`
NS	`ns3.websupport.eu`
		A	2a10:bbc0::13^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns3.websupport.eu`
		A	45.10.97.13^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns3.websupport.eu`
MX	`26477ace25b2a17c.mx2.emailprofi.seznam.cz` ⭐
		A	2a02:598:2::1146^{🇨🇿 SEZNAM-CZ2a02:598:2::/48}
			PTR	`wildcard.mx2.emailprofi.seznam.cz`
		A	77.75.77.146^{🇨🇿 SEZNAM-CZ77.75.76.0/23 SEZNAM - III}
			PTR	`wildcard.mx2.emailprofi.seznam.cz`
MX	`26477ace25b2a17c.mx1.emailprofi.seznam.cz`⁽²⁰⁾
		A	2a02:598:2::1056^{🇨🇿 SEZNAM-CZ2a02:598:2::/48}
			PTR	`wildcard.mx1.emailprofi.seznam.cz`
		A	77.75.77.56^{🇨🇿 SEZNAM-CZ77.75.76.0/23 SEZNAM - III}
			PTR	`wildcard.mx1.emailprofi.seznam.cz`
TXT	`v=spf1 include:spf.seznam.cz ~all`
TXT	`facebook-domain-verification=opaefj0h0s4jocqfnb67k0btlf8kl8`
TXT	`google-site-verification=10EzHXB1D21NTNKqrKo8h4H8lMGotJglTj83yMzGbzY`
SOA	`ns1.websupport.cz`admin@websupport.cz serial=1769638415

`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=1771291036

rank #302400 globally
rank #1315 in the tld
WOT: SAFE (76/100)
📈 Tranco rank: #356,763

Subdomains

mail.pctuning.cz

forum.pctuning.cz

Same first word

pctuning.org

pctuning.de

pctuning.sk

pctuning.net

pctuning.cz

pctuning.fr

pctuning.com

Similar names

tuningpc.com

cptuning.com

tuningpc.fr

cptuning.ro

DNS History

12 records (6 active, 6 former)

○NSns1.vshosting.cz2015-08-19 → 2017-02-08 · 4 obs

● 2015-08-19 13:22:26
● 2017-02-08 17:14:54
○ 2026-03-16 15:30:38
○ 2026-03-16 15:30:42

●NSns1.websupport.cz2026-03-16 → 2026-03-16 · 3 obs

○ 2017-02-08 17:14:54
● 2026-03-16 15:30:38
● 2026-03-16 15:30:42

○NSns2.vshosting.cz2015-08-19 → 2017-02-08 · 4 obs

● 2015-08-19 13:22:26
● 2017-02-08 17:14:54
○ 2026-03-16 15:30:38
○ 2026-03-16 15:30:42

●NSns2.websupport.cz2026-03-16 → 2026-03-16 · 3 obs

○ 2017-02-08 17:14:54
● 2026-03-16 15:30:38
● 2026-03-16 15:30:42

●NSns3.websupport.eu2026-03-16 → 2026-03-16 · 3 obs

○ 2017-02-08 17:14:54
● 2026-03-16 15:30:38
● 2026-03-16 15:30:42

●MX26477ace25b2a17c.mx1.emailprofi.seznam.cz2026-03-16 → 2026-03-16 · 3 obs

○ 2017-02-08 17:14:54
● 2026-03-16 15:30:38
● 2026-03-16 15:30:42

●MX26477ace25b2a17c.mx2.emailprofi.seznam.cz2026-03-16 → 2026-03-16 · 3 obs

○ 2017-02-08 17:14:54
● 2026-03-16 15:30:38
● 2026-03-16 15:30:42

○MXmail.pctuning.cz2016-06-21 → 2017-02-08 · 5 obs

○ 2015-12-29 03:55:52
● 2016-06-21 08:20:20
● 2017-02-08 17:14:54
○ 2026-03-16 15:30:38
○ 2026-03-16 15:30:42

○MXmailserver.tyden.cz2015-08-19 → 2015-08-19 · 3 obs

● 2015-08-19 13:22:26
○ 2015-09-11 15:11:46
○ 2026-03-16 15:30:42

○MXutm-medea.pctuning.cz2015-09-11 → 2015-12-29 · 5 obs

○ 2015-08-19 13:22:26
● 2015-09-11 15:11:46
● 2015-12-29 03:55:52
○ 2016-06-21 08:20:20
○ 2026-03-16 15:30:42

○A217.16.181.492015-08-19 → 2017-02-08 · 4 obs

● 2015-08-19 13:22:26
● 2017-02-08 17:14:54
○ 2026-03-16 15:30:38
○ 2026-03-16 15:30:42

●A34.120.96.582026-03-16 → 2026-03-16 · 3 obs

○ 2017-02-08 17:14:54
● 2026-03-16 15:30:38
● 2026-03-16 15:30:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
pctuning.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: 882ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`34.120.96.58`
NS	3	`ns1.websupport.cz, ns2.websupport.cz...`
MX	2	`26477ace25b2a17c.mx2.emailprofi.seznam.c, 26477ace25b2a17c.mx1.emailprofi.seznam.c`
TXT	3	`v=spf1 include:spf.seznam.cz ~all, facebook-domain-verification=opaefj0h0s4...`
SOA	1	`ns1.websupport.cz admin.websupport.cz`

Analysis

Hierarchy

pctuning.cz is a parent of mail.pctuning.cz and forum.pctuning.cz.

IP Addresses

pctuning.cz resolves to one IP number: 34.120.96.58.

other host names including sda.un-42.com, grunex.com, old.zing.cz, corvus.zing.cz and dust.hrej.cz share IP numbers with pctuning.cz.

Name Servers

pctuning.cz is delegated to three name servers ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

pctuning.cz at least partially shares name servers with other domains, for instance fluidtechnik-info.cz, eximturs.cz, nwdpam.cz, easylife.cz and kvapil.eu.