`mdoubek.com`

DNSSEC	⚠️ Not signed
A	217.31.49.238^{🇨🇿 IGNUM-AS217.31.48.0/20 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
NS	`ns1.ignum.com` ⭐
		A	2a00:1e40:a:53::5^{🇸🇰 IGNUM-AS2a00:1e40:a::/48}
			PTR	`ns1-bra.core.webglobe.com`
		A	185.65.223.35^{🇸🇰 IGNUM-AS185.65.223.0/24}
			PTR	`ns1-bra.core.webglobe.com`
NS	`ns2.ignum.cz`
		A	2001:1ab0:7e1e:2::5^{🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
			PTR	`ns2-prg.core.webglobe.com`
		A	217.31.48.201^{🇨🇿 IGNUM-AS217.31.48.0/20 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
			PTR	`ns2-prg.core.webglobe.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c0d::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dl-in-f26.1e100.net`
		A	142.250.101.27^{🇺🇸 Google142.250.101.0/24}
			PTR	`dz-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽²⁰⁾
		A	2607:f8b0:4023:1015::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f27.1e100.net`
		A	172.253.135.27^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2607:f8b0:4023:2801::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f26.1e100.net`
		A	192.178.128.27^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2607:f8b0:4023:1015::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f26.1e100.net`
		A	172.253.135.26^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f26.1e100.net`
MX	`aspmx4.googlemail.com`⁽³⁰⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`aspmx5.googlemail.com`⁽³⁰⁾
		A	2607:f8b0:4003:c4a::1b^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulth-in-f27.1e100.net`
		A	142.251.96.27^{🇺🇸 Google142.250.0.0/15}
			PTR	`yutulth-in-f27.1e100.net`
SOA	`ns1.ignum.com`hostmaster@ignum.cz 2020-12-05 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774787142

Same first word

mdoubek.com

Similar names

ekombud.com

kemobud.pl

DNS History

11 records (10 active, 1 former)

●NSns1.ignum.com2015-05-21 → 2026-03-29 · 3 obs

○ 2008-03-19 23:09:56
● 2015-05-21 05:09:16
● 2026-03-29 12:50:16

●NSns2.ignum.cz2015-05-21 → 2026-03-29 · 3 obs

○ 2008-03-19 23:09:56
● 2015-05-21 05:09:16
● 2026-03-29 12:50:16

●MXalt1.aspmx.l.google.com2015-05-21 → 2026-03-29 · 3 obs

○ 2008-03-19 23:09:56
● 2015-05-21 05:09:16
● 2026-03-29 12:50:16

●MXalt2.aspmx.l.google.com2015-05-21 → 2026-03-29 · 3 obs

○ 2008-03-19 23:09:56
● 2015-05-21 05:09:16
● 2026-03-29 12:50:16

●MXaspmx.l.google.com2015-05-21 → 2026-03-29 · 3 obs

○ 2008-03-19 23:09:56
● 2015-05-21 05:09:16
● 2026-03-29 12:50:16

●MXaspmx2.googlemail.com2015-05-21 → 2026-03-29 · 3 obs

○ 2008-03-19 23:09:56
● 2015-05-21 05:09:16
● 2026-03-29 12:50:16

●MXaspmx3.googlemail.com2015-05-21 → 2026-03-29 · 3 obs

○ 2008-03-19 23:09:56
● 2015-05-21 05:09:16
● 2026-03-29 12:50:16

●MXaspmx4.googlemail.com2015-05-21 → 2026-03-29 · 3 obs

○ 2008-03-19 23:09:56
● 2015-05-21 05:09:16
● 2026-03-29 12:50:16

●MXaspmx5.googlemail.com2015-05-21 → 2026-03-29 · 3 obs

○ 2008-03-19 23:09:56
● 2015-05-21 05:09:16
● 2026-03-29 12:50:16

○MXns1.savana.cz2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 23:09:56
○ 2015-05-21 05:09:16
○ 2026-03-29 12:50:16

●A217.31.49.2382015-05-21 → 2026-03-29 · 3 obs

○ 2008-03-19 23:09:56
● 2015-05-21 05:09:16
● 2026-03-29 12:50:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net...	-
mdoubek.com	ns2.ignum.cz, ns1.ignum.com	2 records

✅ Authoritative Response

Server:185.65.223.35

NS records: ns2.ignum.cz, ns1.ignum.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mdoubek.com (unsigned zone)

⏱️ Timing

Total: 759ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.31.49.238`
NS	2	`ns1.ignum.com, ns2.ignum.cz`
MX	7	`aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...`
SOA	1	`ns1.ignum.com hostmaster.ignum.cz`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.ignum.com, ns1.ignum.com)

Analysis

IP Addresses

mdoubek.com resolves to one IP number: 217.31.49.238.

Other host names, for instance virusblock.cz, moab.cz, ventourage.org, vostrak.eu and generace.cz share IP numbers with mdoubek.com.

Name Servers

mdoubek.com's delegation uses two name servers: ns1.ignum.com and ns2.ignum.cz.

mdoubek.com uses the same name server setup as other domains, such as saunafest.cz, buena.cz, movychem.sk, upower.cz and urbact.cz.

mdoubek.com at least partially shares name servers with other domains, including catro.net, bakointeriery.cz, vipsport.cz, azsanace.cz and antik-fryc.cz.