contestmasters.com - robtex.com

contestmasters.com

DNSSEC⚠️ Not signed
A82.208.44.163🇨🇿 CASABLANCA-AS82.208.44.0/24 Casablanca INT
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
MXe4ca6fb761fcc83f.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
MXe4ca6fb761fcc83f.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
SOAns.wedos.netwedos@wedos.com 2023-12-02 #2

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776021732

Same first word

contestmasters.com

DNS History

10 records (7 active, 3 former)

200920112013201520172019202120232025NSns.wedos.comns.wedos.czns.wedos.euns.wedos.netns1.lamedelegation.netns2.lamedelegation.netMXe4ca6fb761fcc83f.mx1.emailprofi.seznam.cze4ca6fb761fcc83f.mx2.emailprofi.seznam.czA82.208.44.163209.62.20.188
●NSns.wedos.com2026-03-04 → 2026-04-12 · 3 obs
○ 2015-06-17 23:26:36
● 2026-03-04 23:38:08
● 2026-04-12 19:29:18
●NSns.wedos.cz2026-03-04 → 2026-04-12 · 3 obs
○ 2015-06-17 23:26:36
● 2026-03-04 23:38:08
● 2026-04-12 19:29:18
●NSns.wedos.eu2026-03-04 → 2026-04-12 · 3 obs
○ 2015-06-17 23:26:36
● 2026-03-04 23:38:08
● 2026-04-12 19:29:18
●NSns.wedos.net2026-03-04 → 2026-04-12 · 3 obs
○ 2015-06-17 23:26:36
● 2026-03-04 23:38:08
● 2026-04-12 19:29:18
○NSns1.lamedelegation.net2008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 08:30:22
○ 2015-06-17 23:26:36
○ 2026-04-12 19:29:18
○NSns2.lamedelegation.net2008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 08:30:22
○ 2015-06-17 23:26:36
○ 2026-04-12 19:29:18
●MXe4ca6fb761fcc83f.mx1.emailprofi.seznam.cz2026-03-04 → 2026-04-12 · 2 obs
● 2026-03-04 23:38:08
● 2026-04-12 19:29:18
●MXe4ca6fb761fcc83f.mx2.emailprofi.seznam.cz2026-03-04 → 2026-04-12 · 2 obs
● 2026-03-04 23:38:08
● 2026-04-12 19:29:18
○A209.62.20.1882008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 08:30:22
○ 2015-06-17 23:26:36
○ 2026-04-12 19:29:18
●A82.208.44.1632026-03-04 → 2026-04-12 · 3 obs
○ 2015-06-17 23:26:36
● 2026-03-04 23:38:08
● 2026-04-12 19:29:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
contestmasters.comns.wedos.net, ns.wedos.cz, ns.wedos.eu, ns.wedos.com2 records

✅ Authoritative Response

Server:99.83.142.9

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contestmasters.com (unsigned zone)

⏱️ Timing

Total: 641ms | Queries: -

📄 Records

TypeCountSample Data
A182.208.44.163
NS4ns.wedos.net, ns.wedos.cz...
MX2e4ca6fb761fcc83f.mx1.emailprofi.seznam.c, e4ca6fb761fcc83f.mx2.emailprofi.seznam.c
SOA1ns.wedos.net wedos.wedos.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.wedos.com, ns.wedos.com)

Analysis

IP Addresses

contestmasters.com points to IP number 82.208.44.163.

For instance, other host names s1.kapanet.cz, prototypy.cz, zsprim.cz, proficount.cz and stevy.cz share IP numbers with contestmasters.com.

Name Servers

contestmasters.com is delegated to four name servers: ns.wedos.com, ns.wedos.cz, ns.wedos.eu and ns.wedos.net.

contestmasters.com shares name servers with other domains at least partially, for example dti.cz, canalmedia.cz, pkv.cz, nils.cz and cbroyal.cz.

Host names with four IP numbers:

The host name ns.wedos.cz points to: 2a0e:acc0:1::caff:caff:cafb, 2a0e:acc0:2::c:1:c1, 45.138.106.1 and 185.8.238.1.

The host name ns.wedos.net points to: 2600:9000:a419:5a54:19f7:a614:36fd:2825, 2600:9000:a705:25bb:c632:5e5a:dd9c:1e46, 75.2.92.86 and 99.83.142.9.

Host names with two IP numbers:

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

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

Mail Servers

Two mail servers e4ca6fb761fcc83f.mx1.emailprofi.seznam.cz and e4ca6fb761fcc83f.mx2.emailprofi.seznam.cz handle contestmasters.com.

Host names with two IP numbers:

e4ca6fb761fcc83f.mx1.emailprofi.seznam.cz points to 2a02:598:2::1056 and 77.75.77.56; e4ca6fb761fcc83f.mx2.emailprofi.seznam.cz points to 2a02:598:2::1146 and 77.75.77.146.