`mx4.iwgroup.com.br`

DNSSEC	⚠️ Not signed
A	138.0.30.11^{🇧🇷 AS-IW138.0.30.0/24 CLARO S.A. Customer}
		PTR	`mx4.iwgroup.com.br`

`iwgroup.com.br`

	DNSSEC	🔒 Signed (DS record present)
	A	138.0.30.130^{🇧🇷 AS-IW138.0.30.0/24 CLARO S.A. Customer}
	NS	`ns1.iwgroup.com.br` ⭐
	NS	`ns2.iwgroup.com.br`
	MX	`mx2.ces.iwgroup.com.br` ⭐
	TXT	`v=spf1 ip4:138.0.28.11 ip4:138.0.28.12 ip4:138.0.28.13 ip4:138.0.30.11 ip4:13...`
	TXT	`new=y`
	SOA	`ns1.iwgroup.com.br`hostmaster@wih.com.br 2026-03-19 #33

📈 Tranco rank: #475,071

PTR for

11.30.0.138.in-addr.arpa

MX for

Previously MX for

executive.tur.br

sicepotrs.com.br

getti.com.br

valge.com.br

skymar.com.br

areop.com.br

Same first word

mx4.fitness

mx4.ru

mx4.in-berlin.de

mx4.gov.ru

mx4.cloudaccess.net

mx4.gouv.ci

mx4.biz

mx4.ch

mx4.pb.gov.br

mx4.me

mx4.info

mx4.com

mx4.de

mx4.uni5.net

mx4.pl

mx4.dk

mx4.vg

mx4.ca

mx4.fr

mx4.cn

mx4.org

mx4.kinghost.net

mx4.net

Similar names

x4m.com

xm4.online

4xm.nl

x4m.de

4xm.de

4xm.dk

m4x.im

m4x.eu

m4x.info

m4x.dk

4xm.cc

x4m.ru

x4m.co

m4x.ca

4xm.eu

4xm.pl

m4x.com

4xm.net

4xm.biz

m4x.net

xm4.de

x4m.it

4mx.com

4mx.it

4mx.se

4xm.be

x4m.cn

x4m.org

4mx.de

m4x.co.uk

m4x.us

m4x.org

4mx.at

4mx.net

xm4.ru

m4x.pl

xm4.com

4xm.ca

m4x.cn

m4x.biz

m4x.pw

4xm.cn

m4x.nl

xm4.net

m4x.at

4xm.com

m4x.de

m4x.fr

m4x.fun

m4x.co

4mx.info

m4x.co.at

x4m.eu

m4x.ru

x4m.net

DNS History

1 record (1 active, 0 former)

●A138.0.30.112016-09-20 → 2026-04-12 · 2 obs

● 2016-09-20 00:11:02
● 2026-04-12 19:16:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
iwgroup.com.br	ns1.iwgroup.com.br, ns2.iwgroup.com.br	2 records

✅ Authoritative Response

Server:54.207.187.250

NS records: ns1.iwgroup.com.br, ns2.iwgroup.com.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 746ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`138.0.30.11`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.iwgroup.com.br, ns2.iwgroup.com.br)

Analysis

Mail Server Role

mx4.iwgroup.com.br serves as the mail server for britasinosconcretos.com.br, concretosdosul.com.br, guindani.com.br, serverinfo.com.br, smrconsultoria.adv.br and a few other domains.

IP Addresses

mx4.iwgroup.com.br resolves to a single IP: 138.0.30.11.

Other host names including mapi.iwgroup.com.br, webmail.iwgroup.com.br and mail.iwgroup.com.br share IP numbers with mx4.iwgroup.com.br.

mx4.iwgroup.com.br - robtex.com