mail.bystep.com.br - robtex.com

mail.bystep.com.br

DNSSEC⚠️ Not signed
A187.33.241.16🇧🇷 AS53087-NET187.33.241.0/24 TELY
PTRbr40-cp.valueserver.com.br

bystep.com.br

DNSSEC⚠️ Not signed
A177.67.112.238🇧🇷 TRAY177.67.112.0/22 Locaweb Servicos de Internet SA
NSns1.valueserver.com.br ⭐ ⚠️ Not in parent delegation
NSns1.brustin.com.br ⚠️ Not in zone NS records
NSns2.brustin.com.br ⚠️ Not in zone NS records
NSns2.valueserver.com.br ⚠️ Not in parent delegation
MXmail.bystep.com.br ⭐
TXTv=spf1 include:_spf.admincontrolpanel.com -all
SOAns1.valueserver.com.brwebmaster@valuehost.com.br 2026-04-20 #3

MX for

bystep.com.br

Same first word

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DNS History

1 record (1 active, 0 former)

A187.33.241.16
●A187.33.241.162026-03-29 → 2026-04-24 · 2 obs
● 2026-03-29 16:48:34
● 2026-04-24 05:43:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
brf.dns.br, d.dns.br, b.dns.br, e.dns.br...-
bystep.com.brns2.brustin.com.br, ns1.brustin.com.br2 records

✅ Authoritative Response

Server:187.45.181.32

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 707ms | Queries: -

📄 Records

TypeCountSample Data
A1187.33.241.16

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.brustin.com.br, ns1.brustin.com.br)

Analysis

Mail Server Role

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

IP Addresses

mail.bystep.com.br resolves to a single IP: 187.33.241.16.

Other host names, for instance abinox.org.br, endodontiaavancada.com, ambientecompras.com.br, mensagemdehoje.com.br and futbets.com.br share IP numbers with mail.bystep.com.br.