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Is nst.com.br Safe for Email?

MX records, SPF, DMARC, and DKIM authentication status for nst.com.br. Domain age: 28 years.

Good
4/4 email authentication checks passed  ·  MX ✔   SPF ✔   DMARC ✔   DKIM ✔

Can nst.com.br Receive Email?

1 MX record found — this domain can receive email.

  • nst-com-br.mail.protection.outlook.com.

Email Authentication for nst.com.br

✔ SPF ✔ DMARC ✔ DKIM
SPF Record 
v=spf1 ip4:8.242.94.58 include:spf.protection.outlook.com include:mail.zendesk.com include:servers.mcsv.net include:_spf.aremail.com.br -all
DMARC Record 
v=DMARC1; p=none; rua=mailto:[email protected];
DKIM Record 
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCY9Nh7dOhIWGeT3k0FbbuuJvSk8QhgvjCJwX4eUlGKMtT/yQNAVUPv/wrzqf5xgkf5d8x54G7LCC9Z2l8WavbOPQsAynsQOIfJecJCeC04vevMOBS4KCufM08pihngCGlVq4Dcd8SauinG+S18pvj1Itml5uXe5kR99xVisQfWfQIDAQAB

Check an email @nst.com.br

Domain Registration

Created1997-10-21
Updated2025-09-23
Expires2028-10-21
Registrant CountryBR

Server Location

IP Address104.21.28.198
CitySan Francisco
CountryUnited States of America
Registered CountryUnited States of America
Lat / Lon37.7757 / -122.3952

Name Servers

NS 1sandy.ns.cloudflare.com.
NS 2plato.ns.cloudflare.com.

nst.com.br TXT Records

TXT 1spf.protection.outlook.com
TXT 2mail.zendesk.com
TXT 3servers.mcsv.net
TXT 4_spf.aremail.com.br

Registrant

Namenst e-business sistemas de informa��o ltda.
CountryBR

Technical Contact

Namerog�rio chaves anast�cio
Email[email protected]
Raw WHOIS data 
% copyright (c) nic.br - use of this data is governed by the use and
% privacy policy at https://registro.br/upp . distribution,
% commercialization, reproduction, and use for advertising or similar
% purposes are expressly prohibited.
% 2026-05-12t00:28:55-03:00 - 154.12.245.33

domain:      nst.com.br
owner:       nst e-business sistemas de informa��o ltda.
ownerid:     08.926.025/0001-22
responsible: rog�rio chaves anast�cio
country:     br
owner-c:     rca97
tech-c:      rca97
nserver:     plato.ns.cloudflare.com
nsstat:      20260511 aa
nslastaa:    20260511
nserver:     sandy.ns.cloudflare.com
nsstat:      20260511 aa
nslastaa:    20260511
created:     19971021 #64482
changed:     20250923
expires:     20281021
status:      published

nic-hdl-br:  rca97
person:      rog�rio chaves anast�cio
e-mail:      [email protected]
country:     br
created:     20010228
changed:     20230804

% security and mail abuse issues should also be addressed to cert.br,
% respectivelly to [email protected] and [email protected]
%
% whois.registro.br only accepts exact match queries for domains,
% registrants, contacts, tickets, providers, ips, and asns.
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