`mail.sisopen.com.br`

DNSSEC	⚠️ Not signed
A	50.116.87.84^{🇺🇸 Jacksonville50.116.86.0/23 Google}
		PTR	`srv208.prodns.com.br`

`sisopen.com.br`

	DNSSEC	⚠️ Not signed
	A	50.116.87.84^{🇺🇸 Jacksonville50.116.86.0/23 Google}
	NS	`ns1.sisopen.com.br` ⭐
	NS	`ns2.sisopen.com.br`
	MX	`mail.sisopen.com.br` ⭐
	TXT	`v=spf1 a mx include:websitewelcome.com ~all`
	SOA	`ns1.sisopen.com.br`root@srv208.prodns.com.br 2026-03-17 #1

MX for

sisopen.com.br

Same first word

mail.serveftp.com

mail.by

mail.peewee.jp

mail.virtualuser.de

mail.charity

mail.exchange

mail.live

mail.lk3.ru

mail.com.mk

mail.ap.gov.br

mail.dp.ua

mail.myjino.ru

mail.space

mail.net.ph

mail.rr.gov.br

mail.read-books.org

mail.ilovecollege.info

mail.gmx

mail.info.pl

mail.community

mail.cleaning

mail.bh

mail.site

mail.select

mail.email

mail.blue

mail.tools

mail.sy

mail.li

mail.rw

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mail.surf

mail.gov.ge

mail.dating

mail.travel

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mail.nr

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mail.xyz

mail.loginto.me

mail.bio

mail.dk

mail.main.jp

mail.graphics

mail.lc

mail.city

mail.yt

mail.watch

mail.lomo.jp

mail.lu

mail.tel

mail.ws

mail.holiday

mail.zombie.jp

mail.ma

mail.mr

mail.gov.af

mail.hashbang.sh

mail.mil.ru

mail.schwarz

mail.co.uk

mail.net.mk

mail.rj.gov.br

mail.freedesktop.org

mail.direct

mail.yandex

mail.sh.cn

mail.vacations

mail.my

mail.gov.mz

mail.gov.ph

mail.veterinaire.fr

mail.ee

mail.yokohama

mail.mu

mail.nflfan.org

mail.bayern

mail.leczna.pl

mail.dnsalias.com

mail.com.tr

mail.ai

mail.org.ru

mail.re

mail.credit

mail.pl

mail.co.com

mail.perspecta.cloud

mail.ac.id

mail.nu

mail.barcelona

mail.ddns.net

mail.net.kg

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mail.photography

mail.net.au

mail.storage

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mail.mods.jp

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mail.et

DNS History

4 records (1 active, 3 former)

○NSns338.hostgator.com.br2017-03-20 → 2017-03-20 · 3 obs

● 2017-03-20 10:33:38
○ 2026-02-22 20:54:20
○ 2026-04-14 12:57:30

○NSns339.hostgator.com.br2017-03-20 → 2017-03-20 · 3 obs

● 2017-03-20 10:33:38
○ 2026-02-22 20:54:20
○ 2026-04-14 12:57:30

●A50.116.87.842017-03-20 → 2026-04-14 · 6 obs

● 2017-03-20 10:33:38
○ 2026-02-22 20:54:20
● 2026-03-18 05:00:58
● 2026-03-21 06:59:16
○ 2026-04-12 19:21:26
● 2026-04-14 12:57:30

○CNAMEsisopen.com.br2017-03-20 → 2017-03-20 · 3 obs

● 2017-03-20 10:33:38
○ 2026-02-22 20:54:20
○ 2026-04-14 12:57:30

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:50.116.87.82

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sisopen.com.br (unsigned zone)

⏱️ Timing

Total: 514ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`50.116.87.84`

📌 Glue Records Collected

Total: 2

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

Analysis

Mail Server Role

mail.sisopen.com.br serves as the mail server for sisopen.com.br.

IP Addresses

mail.sisopen.com.br points to an IP address: 50.116.87.84.

other host names include mail.climahost.com.br, fise.com.br, ethicus.com.br, apejesp.com.br and freelivehost.com.br; they share IP numbers with mail.sisopen.com.br.

mail.sisopen.com.br - robtex.com