plotknihy.cz - robtex.com

plotknihy.cz

DNSSEC⚠️ Not signed
A37.235.104.82🇨🇿 SuperNetwork37.235.96.0/20 s.r.o.
PTRtan08.vas-server.cz
NSns.wedos.net
A2600:9000:a419:5a54:19f7:a614:36fd:2825🇺🇸 Amazon2600:9000:a400::/43
PTRad9dd12915aba1261.dualstack.awsglobalaccelerator.com
A2600:9000:a705:25bb:c632:5e5a:dd9c:1e46🇺🇸 Amazon2600:9000:a700::/43
PTRad9dd12915aba1261.dualstack.awsglobalaccelerator.com
A75.2.92.86🇺🇸 Amazon75.2.80.0/20
PTRad9dd12915aba1261.awsglobalaccelerator.com
A99.83.142.9🇺🇸 Amazon99.83.128.0/20
PTRad9dd12915aba1261.awsglobalaccelerator.com
NSns.wedos.com
A2a0e:acc0:1::cafe:cafe:cafe🇨🇿 WEDOS-GLOBAL2a0e:acc0:1::/48
PTRns.wedos.com
PTRwedos-global-ns-6n17kbh1.wedos.com
PTRwedos-global-ns-71hgaw0d.wedos.com
PTRwedos-global-ns-a375snkv.wedos.com
PTRwedos-global-ns-pog01mcx.wedos.com
A45.138.106.0🇨🇿 WEDOS-GLOBAL45.138.106.0/24 WEDOS Global
PTRns.wedos.com
PTRwedos-global-ns-6n17kbh1.wedos.com
PTRwedos-global-ns-71hgaw0d.wedos.com
PTRwedos-global-ns-a375snkv.wedos.com
PTRwedos-global-ns-pog01mcx.wedos.com
NSns.wedos.cz
A2a0e:acc0:1::caff:caff:cafb🇨🇿 WEDOS-GLOBAL2a0e:acc0:1::/48
PTRns.wedos.cz
PTRwedos-global-ns-6n17kbh1.wedos.cz
PTRwedos-global-ns-71hgaw0d.wedos.cz
PTRwedos-global-ns-a375snkv.wedos.cz
PTRwedos-global-ns-pog01mcx.wedos.cz
PTRns.wedos.lu
A2a0e:acc0:2::c:1:c1🇨🇿 WEDOS-GLOBAL2a0e:acc0:2::/48
PTRns.wedos.cz
PTRwedos-global-ns-6n17kbh1.wedos.cz
PTRwedos-global-ns-71hgaw0d.wedos.cz
PTRwedos-global-ns-a375snkv.wedos.cz
PTRwedos-global-ns-pog01mcx.wedos.cz
PTRns.wedos.lu
A45.138.106.1🇨🇿 WEDOS-GLOBAL45.138.106.0/24 WEDOS Global
PTRns.wedos.cz
PTRwedos-global-ns-6n17kbh1.wedos.cz
PTRwedos-global-ns-71hgaw0d.wedos.cz
PTRwedos-global-ns-a375snkv.wedos.cz
PTRwedos-global-ns-pog01mcx.wedos.cz
PTRns.wedos.lu
A185.8.238.1🇨🇿 WEDOS-GLOBAL185.8.238.0/24 WEDOS Global
PTRns.wedos.cz
PTRwedos-global-ns-6n17kbh1.wedos.cz
PTRwedos-global-ns-71hgaw0d.wedos.cz
PTRwedos-global-ns-a375snkv.wedos.cz
PTRwedos-global-ns-pog01mcx.wedos.cz
PTRns.wedos.lu
NSns.wedos.eu
A2a0e:acc0:2::b:1:b1🇨🇿 WEDOS-GLOBAL2a0e:acc0:2::/48
PTRns.wedos.eu
PTRwedos-global-ns-6n17kbh1.wedos.eu
PTRwedos-global-ns-71hgaw0d.wedos.eu
PTRwedos-global-ns-a375snkv.wedos.eu
PTRwedos-global-ns-pog01mcx.wedos.eu
A185.8.238.0🇨🇿 WEDOS-GLOBAL185.8.238.0/24 WEDOS Global
PTRns.wedos.eu
PTRwedos-global-ns-6n17kbh1.wedos.eu
PTRwedos-global-ns-71hgaw0d.wedos.eu
PTRwedos-global-ns-a375snkv.wedos.eu
PTRwedos-global-ns-pog01mcx.wedos.eu
MXd900ad1a049d7fff.mx2.emailprofi.seznam.cz
A2a02:598:2::1146🇨🇿 SEZNAM-CZ2a02:598:2::/48
PTRwildcard.mx2.emailprofi.seznam.cz
A77.75.77.146🇨🇿 SEZNAM-CZ77.75.76.0/23 SEZNAM - III
PTRwildcard.mx2.emailprofi.seznam.cz
MXd900ad1a049d7fff.mx1.emailprofi.seznam.cz(20)
A2a02:598:2::1056🇨🇿 SEZNAM-CZ2a02:598:2::/48
PTRwildcard.mx1.emailprofi.seznam.cz
A77.75.77.56🇨🇿 SEZNAM-CZ77.75.76.0/23 SEZNAM - III
PTRwildcard.mx1.emailprofi.seznam.cz
TXTgoogle-site-verification=KeDXk32bVzRTX0K0Jt25cmhvY5TMRHSbLqirIen0mVg
TXTv=spf1 a include:spf.seznam.cz include:spf.sendinblue.com ~all
SOAns.wedos.netwedos@wedos.com 2026-06-12 #1

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1786358842

Same first word

Similar names

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns.wedos.comns.wedos.czns.wedos.euns.wedos.netbaguio.webart.czboombox.webart.czMXd900ad1a049d7fff.mx1.emailprofi.seznam.czd900ad1a049d7fff.mx2.emailprofi.seznam.czbaguio.webart.czmail.plotknihy.czA37.235.104.8237.157.196.21581.0.235.16
NSbaguio.webart.cz2015-05-23 → 2017-08-10 · 4 obs
● 2015-05-23 02:32:30
● 2017-08-10 21:40:22
○ 2026-08-09 16:16:14
○ 2026-08-10 11:08:48
NSboombox.webart.cz2015-05-23 → 2017-08-10 · 4 obs
● 2015-05-23 02:32:30
● 2017-08-10 21:40:22
○ 2026-08-09 16:16:14
○ 2026-08-10 11:08:48
NSns.wedos.com2026-08-09 → 2026-08-10 · 3 obs
○ 2017-08-10 21:40:22
● 2026-08-09 16:16:14
● 2026-08-10 11:08:48
NSns.wedos.cz2026-08-09 → 2026-08-10 · 3 obs
○ 2017-08-10 21:40:22
● 2026-08-09 16:16:14
● 2026-08-10 11:08:48
NSns.wedos.eu2026-08-09 → 2026-08-10 · 3 obs
○ 2017-08-10 21:40:22
● 2026-08-09 16:16:14
● 2026-08-10 11:08:48
NSns.wedos.net2026-08-09 → 2026-08-10 · 3 obs
○ 2017-08-10 21:40:22
● 2026-08-09 16:16:14
● 2026-08-10 11:08:48
MXbaguio.webart.cz2015-05-23 → 2016-01-02 · 4 obs
● 2015-05-23 02:32:30
● 2016-01-02 15:52:16
○ 2016-04-05 07:40:14
○ 2026-08-10 11:08:48
MXd900ad1a049d7fff.mx1.emailprofi.seznam.cz2026-08-09 → 2026-08-10 · 3 obs
○ 2017-08-10 21:40:22
● 2026-08-09 16:16:14
● 2026-08-10 11:08:48
MXd900ad1a049d7fff.mx2.emailprofi.seznam.cz2026-08-09 → 2026-08-10 · 3 obs
○ 2017-08-10 21:40:22
● 2026-08-09 16:16:14
● 2026-08-10 11:08:48
MXmail.plotknihy.cz2015-05-23 → 2017-08-10 · 4 obs
● 2015-05-23 02:32:30
● 2017-08-10 21:40:22
○ 2026-08-09 16:16:14
○ 2026-08-10 11:08:48
A37.157.196.2152015-05-23 → 2016-01-02 · 4 obs
● 2015-05-23 02:32:30
● 2016-01-02 15:52:16
○ 2016-04-05 07:40:14
○ 2026-08-10 11:08:48
A37.235.104.822026-08-09 → 2026-08-10 · 3 obs
○ 2017-08-10 21:40:22
● 2026-08-09 16:16:14
● 2026-08-10 11:08:48
A81.0.235.162016-04-05 → 2017-08-10 · 5 obs
○ 2016-01-02 15:52:16
● 2016-04-05 07:40:14
● 2017-08-10 21:40:22
○ 2026-08-09 16:16:14
○ 2026-08-10 11:08:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
plotknihy.czns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net4 records

✅ Authoritative Response

Server:45.138.106.1

NS records: ns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for plotknihy.cz (unsigned zone)

⏱️ Timing

Total: 912ms | Queries: -

📄 Records

TypeCountSample Data
A137.235.104.82
NS4ns.wedos.com, ns.wedos.net...
MX2d900ad1a049d7fff.mx1.emailprofi.seznam.c, d900ad1a049d7fff.mx2.emailprofi.seznam.c
TXT2google-site-verification=KeDXk32bVzRTX0K, v=spf1 a include:spf.seznam.cz include:s
SOA1ns.wedos.net wedos.wedos.com

📌 Glue Records Collected

Total: 4

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

Analysis

IP Addresses

plotknihy.cz has exactly one IP address — 37.235.104.82.

davidhotel.cz, aldomo.de, slovackyaeroklub.cz plus two other host names have IP numbers in common with plotknihy.cz.

Name Servers

Four name servers handle the delegation for plotknihy.cz: ns.wedos.com, ns.wedos.cz, ns.wedos.eu and ns.wedos.net.

There is at least partial name server overlap between plotknihy.cz and other domains — sbzar.cz, ceskychodec.com, pujcovani.cz and two more among them.

Host names with four IP addresses:

ns.wedos.cz resolves to four IP addresses — 45.138.106.1, 185.8.238.1, 2a0e:acc0:1::caff:caff:cafb and 2a0e:acc0:2::c:1:c1.

ns.wedos.net resolves to four IP addresses — 75.2.92.86, 99.83.142.9, 2600:9000:a419:5a54:19f7:a614:36fd:2825 and 2600:9000:a705:25bb:c632:5e5a:dd9c:1e46.

Host names pointing to two IP addresses:

ns.wedos.com points to 45.138.106.0 and 2a0e:acc0:1::cafe:cafe:cafe.

ns.wedos.eu points to 185.8.238.0 and 2a0e:acc0:2::b:1:b1.

Mail Servers

plotknihy.cz uses two mail servers, d900ad1a049d7fff.mx1.emailprofi.seznam.cz and d900ad1a049d7fff.mx2.emailprofi.seznam.cz.

d900ad1a049d7fff.mx1.emailprofi.seznam.cz and d900ad1a049d7fff.mx2.emailprofi.seznam.cz each resolve to two IP addresses: d900ad1a049d7fff.mx1.emailprofi.seznam.cz points to 77.75.77.56 and 2a02:598:2::1056, while d900ad1a049d7fff.mx2.emailprofi.seznam.cz points to 77.75.77.146 and 2a02:598:2::1146.