🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mx2.crok.com.br`

DNSSEC	⚠️ Not signed
A	64.56.77.73^{🇺🇸 AS2243964.56.77.0/24 900 N Alameda St Los Angeles CA 90012 United States}
		PTR	`piv73.nipotech.com.br`

`crok.com.br`

	DNSSEC	⚠️ Not signed
	A	192.227.88.11^{🇺🇸 AS13886192.227.88.0/24 Cloud South}
	NS	`dns1.nipotech.com` ⭐ ⚠️ Not in parent delegation
	NS	`dns1.nipotech.com.br` ⚠️ Not in zone NS records
	NS	`dns2.nipotech.com` ⚠️ Not in parent delegation
	NS	`dns2.nipotech.com.br` ⚠️ Not in zone NS records
	NS	`dns3.nipotech.com.br` ⚠️ Not in zone NS records
	MX	`mx2.crok.com.br` ⭐
	MX	`mx.crok.com.br`⁽²⁰⁾
	TXT	`v=spf1 a mx ptr include:_spf.nipotech.com ~all`
	SOA	`dns1.nipotech.com`hostmaster@server.nipotech.com 2026-05-26 #1

MX for

crok.com.br

Same first word

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mx2.dnsup.net

mx2.in

mx2.info

mx2.live

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mx2.kapsi.fi

mx2.red

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mx2.gov.ru

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mx2.mex.com

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mx2.ru

mx2.nu

mx2.club

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mx2.me

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mx2.cc

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mx2.to

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mx2.vip

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x2m.ru

2xm.casino

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2mx.freeboxos.fr

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xm2.club

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xm2.ru

2xm.tech

2mx.com

m2x.pw

xm2.click

xm2.it

x2m.org

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m2x.pl

x2m.net.ph

m2x.ca

2mx.dev

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m2x.energy

m2x.global

x2m.co.in

m2x.com

2xm.eu

xm2.bio

2xm.de

x2m.ai

2xm.org

2mx.eu

m2x.ai

xm2.life

2mx.mx

xm2.at

2xm.com.br

xm2.net

m2x.my

2xm.com.pl

m2x.com.br

m2x.fr

2mx.it

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2mx.uk

m2x.shop

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Previous names

Next names

DNS History

1 record (1 active, 0 former)

●A64.56.77.732026-03-06 → 2026-10-18 · 2 obs

● 2026-03-06 04:18:22
● 2026-10-18 04:22:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
crok.com.br	dns1.nipotech.com.br, dns3.nipotech.com.br, dns2.nipotech.com.br	3 records

✅ Authoritative Response

Server:64.56.77.99

NS records: dns1.nipotech.com.br, dns3.nipotech.com.br, dns2.nipotech.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 305ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.56.77.73`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (dns3.nipotech.com.br, dns2.nipotech.com.br, dns1.nipotech.com.br)

Analysis

Mail Server Role

mx2.crok.com.br is a mail server for crok.com.br.

As mail servers, mx.crok.com.br and mx2.crok.com.br are regularly found together.

IP Addresses

mx2.crok.com.br directs to one IP number, which is 64.56.77.73.

Among the host names that share IP numbers with mx2.crok.com.br are mx2.motormagazine.com.br, mx2.jetsurf.com.br, mx2.morimoto.adv.br and two others.

mx2.crok.com.br - robtex.com

mx2.crok.com.br

crok.com.br