`mail2.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`

`colakov.com`

	DNSSEC	⚠️ Not signed
	A	31.31.78.118^{🇨🇿 WEDOS31.31.72.0/21 Internet, a.s.}
	NS	`ns1.ignum.com` ⭐
	NS	`ns2.ignum.cz`
	MX	`mx2.goodmail.cz` ⭐
	MX	`mx1.goodmail.cz`⁽²⁰⁾
	TXT	`v=spf1 redirect=goodmail.cz`
	SOA	`ns1.ignum.com`hostmaster@ignum.cz 2024-12-14 #4

PTR for

76.248.185.89.in-addr.arpa

Same first word

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DNS History

1 record (1 active, 0 former)

●A31.31.78.1182026-04-15 → 2026-04-15 · 2 obs

● 2026-04-15 00:01:44
● 2026-04-15 00:01:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net...	-
colakov.com	ns2.ignum.cz, ns1.ignum.com	2 records

✅ Authoritative Response

Server:217.31.48.201

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for colakov.com (unsigned zone)

⏱️ Timing

Total: 893ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`31.31.78.118`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

mail2.colakov.com points to a single IP address: 31.31.78.118.

Other host names such as mx2.goodmail.cz, mail.colakov.com, colakov.com, mx.goodmail.cz and mx3.goodmail.cz share IPs with mail2.colakov.com.

mail2.colakov.com - robtex.com