`colakov.com`

DNSSEC	⚠️ Not signed
A	31.31.78.118^{🇨🇿 WEDOS31.31.72.0/21 Internet, a.s.}
		PTR	`pn.colakov.com`
		PTR	`mx2.goodmail.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	`mx2.goodmail.cz` ⭐
		A	31.31.78.118^{🇨🇿 WEDOS31.31.72.0/21 Internet, a.s.}
			PTR	`pn.colakov.com`
			PTR	`mx2.goodmail.cz`
MX	`mx1.goodmail.cz`⁽²⁰⁾
		A	31.31.78.79^{🇨🇿 WEDOS31.31.72.0/21 Internet, a.s.}
			PTR	`pn.colakov.com`
			PTR	`mx1.goodmail.cz`
TXT	`v=spf1 redirect=goodmail.cz`
SOA	`ns1.ignum.com`hostmaster@ignum.cz 2024-12-14 #4

`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=1775983122

Subdomains

pn.colakov.com

Same first word

colakov.com

Similar names

kovacol.com

avolock.vn

valcook.com

valcook.net

clavkoo.org

DNS History

11 records (5 active, 6 former)

●NSns1.ignum.com2015-06-05 → 2026-04-12 · 2 obs

● 2015-06-05 02:48:56
● 2026-04-12 08:55:28

●NSns2.ignum.cz2015-06-05 → 2026-04-12 · 2 obs

● 2015-06-05 02:48:56
● 2026-04-12 08:55:28

○MXmail.colakov.com2015-06-05 → 2015-10-21 · 4 obs

● 2015-06-05 02:48:56
● 2015-10-21 08:48:08
○ 2015-12-23 16:10:34
○ 2026-04-12 08:55:28

○MXmx.goodmail.cz2015-12-23 → 2017-09-14 · 5 obs

○ 2015-10-21 08:48:08
● 2015-12-23 16:10:34
● 2017-09-14 21:30:20
○ 2026-03-07 01:47:20
○ 2026-04-12 08:55:28

●MXmx1.goodmail.cz2026-03-07 → 2026-04-12 · 3 obs

○ 2017-09-14 21:30:20
● 2026-03-07 01:47:20
● 2026-04-12 08:55:28

●MXmx2.goodmail.cz2017-09-14 → 2026-04-12 · 3 obs

○ 2015-12-23 16:10:34
● 2017-09-14 21:30:20
● 2026-04-12 08:55:28

○A178.238.41.1742015-10-21 → 2016-04-02 · 5 obs

○ 2015-06-05 02:48:56
● 2015-10-21 08:48:08
● 2016-04-02 01:39:00
○ 2016-11-26 19:34:30
○ 2026-04-12 08:55:28

●A31.31.78.1182026-03-07 → 2026-04-12 · 3 obs

○ 2017-09-14 21:30:20
● 2026-03-07 01:47:20
● 2026-04-12 08:55:28

○A31.31.78.792016-11-26 → 2016-11-26 · 4 obs

○ 2016-04-02 01:39:00
● 2016-11-26 19:34:30
○ 2017-09-14 21:30:20
○ 2026-04-12 08:55:28

○A37.157.198.1202017-09-14 → 2017-09-14 · 4 obs

○ 2016-11-26 19:34:30
● 2017-09-14 21:30:20
○ 2026-03-07 01:47:20
○ 2026-04-12 08:55:28

○A89.185.248.762015-06-05 → 2015-06-05 · 3 obs

● 2015-06-05 02:48:56
○ 2015-10-21 08:48:08
○ 2026-04-12 08:55:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net...	-
colakov.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 colakov.com (unsigned zone)

⏱️ Timing

Total: 1036ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`31.31.78.118`
NS	2	`ns1.ignum.com, ns2.ignum.cz`
MX	2	`mx2.goodmail.cz (pri: 5), mx1.goodmail.cz (pri: 20)`
TXT	1	`v=spf1 redirect=goodmail.cz`
SOA	1	`ns1.ignum.com hostmaster.ignum.cz`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

The parent of pn.colakov.com is colakov.com.

IP Addresses

colakov.com points to a single IP: 31.31.78.118.

Other host names, for instance mx2.goodmail.cz, mx.goodmail.cz, mx3.goodmail.cz, goodmail.cz and pn.colakov.com share IP numbers with colakov.com.

Name Servers

Two name servers ns1.ignum.com and ns2.ignum.cz handle delegation for colakov.com.

colakov.com uses the same name server setup as other domains, for example cidla.cz, gigachat.cz, bestinvest.cz, 1595.cz and tis-systems.cz.

colakov.com partially shares name servers with other domains; examples include mochtin.cz, finpo.cz, procje.cz, settour.cz and klavesy.cz.

these name servers are commonly used with the name servers ns1.webcloud.cz.

Host names with two IP numbers:

ns1.ignum.com points to: 2a00:1e40:a:53::5 and 185.65.223.35

ns2.ignum.cz points to: 2001:1ab0:7e1e:2::5 and 217.31.48.201

Mail Servers

colakov.com is handled by two mail servers: mx1.goodmail.cz and mx2.goodmail.cz.

colakov.com uses the same mail server setup as other domains, for example goodmail.cz.

Host names with one IP number: The host name mx1.goodmail.cz points to 31.31.78.79 and the host name mx2.goodmail.cz points to 31.31.78.118.

colakov.com - robtex.com

colakov.com

com