`mailin2.ctrnact.com`

DNSSEC	⚠️ Not signed
A	2a00:4b40:aaaa:2101:45:13:137:110^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
		PTR	`mx10.websupport.sk`
A	45.13.137.109^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}

`ctrnact.com`

	DNSSEC	⚠️ Not signed
	A	37.9.175.17^{🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24}
	NS	`ns1.websupport.sk` ⭐
	NS	`ns2.websupport.sk`
	NS	`ns3.websupport.sk`
	MX	`mailin1.ctrnact.com` ⭐
	MX	`mailin2.ctrnact.com`⁽¹⁰⁰⁾
	TXT	`v=spf1 a mx include:_spf.m1.websupport.sk ?all`
	TXT	`spf2.0/pra a mx include:_sid.m1.websupport.sk ?all`
	SOA	`ns1.websupport.sk`admin@websupport.sk serial=1770333238

MX for

ctrnact.com

DNS History

3 records (2 active, 1 former)

●A2a00:4b40:aaaa:2101:45:13:137:1102026-03-26 → 2026-03-27 · 3 obs

○ 2019-05-02 13:31:38
● 2026-03-26 21:13:18
● 2026-03-27 05:28:08

○A37.9.169.1112019-05-02 → 2019-05-02 · 3 obs

● 2019-05-02 13:31:38
○ 2026-03-26 21:13:18
○ 2026-03-27 05:28:08

●A45.13.137.1092026-03-26 → 2026-03-27 · 3 obs

○ 2019-05-02 13:31:38
● 2026-03-26 21:13:18
● 2026-03-27 05:28:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net...	-
ctrnact.com	ns1.websupport.sk, ns2.websupport.sk, ns3.websupport.sk	-

✅ Authoritative Response

Server:45.10.97.13

NS records: ns1.websupport.sk, ns2.websupport.sk, ns3.websupport.sk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctrnact.com (unsigned zone)

⏱️ Timing

Total: 440ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.13.137.109`
AAAA	1	`2a00:4b40:aaaa:2101:45:13:137:110`

Analysis

Mail Server Role

mailin2.ctrnact.com handles mail for ctrnact.com.

mailin1.ctrnact.com is a mail server commonly used with mailin2.ctrnact.com.

IP Addresses

mailin2.ctrnact.com points to two IP numbers: 2a00:4b40:aaaa:2101:45:13:137:110 and 45.13.137.109.

Other host names such as mailin1.dsvamb.cz, mailin2.bytvpanelaku.sk, mailin2.tatry.co.uk, mailin1.elcenter.cz and mx20.websupport.sk share IPs with mailin2.ctrnact.com.

mailin2.ctrnact.com - robtex.com