Is eficazsystem.com.br Safe for Email?
MX records, SPF, DMARC, and DKIM authentication status for eficazsystem.com.br. Domain age: 14 years.
Good
3/4 email authentication checks passed ·
MX ✔
SPF ✔
DMARC ✔
DKIM ✘
Can eficazsystem.com.br Receive Email?
3 MX records found — this domain can receive email.
- mx.jk.locaweb.com.br.
- mx.a.locaweb.com.br.
- mx.b.locaweb.com.br.
Email Authentication for eficazsystem.com.br
✔ SPF
✔ DMARC
✘ DKIM
SPF Record
v=spf1 include:_spf.locaweb.com.br ?all
DMARC Record
v=DMARC1; p=none;
Check an email @eficazsystem.com.br
Domain Registration
Created2011-08-26
Updated2026-02-12
Expires2026-08-26
Registrant CountryBR
Server Location
IP Address172.67.141.137
CitySan Francisco
CountryUnited States of America
Registered CountryUnited States of America
ASN13335
Lat / Lon37.7757 / -122.3952
Name Servers
NS 1wilson.ns.cloudflare.com.
NS 2aurora.ns.cloudflare.com.
eficazsystem.com.br TXT Records
TXT 1_spf.locaweb.com.br
Registrant
Nameallan roberto silva lima
CountryBR
Technical Contact
Nameallan roberto silva lima
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. % 2026-05-12t16:52:39-03:00 - 154.12.245.33 domain: eficazsystem.com.br owner: allan roberto silva lima ownerid: ***.308.678-** country: br owner-c: arsli33 tech-c: lemco35 nserver: aurora.ns.cloudflare.com nsstat: 20260511 aa nslastaa: 20260511 nserver: wilson.ns.cloudflare.com nsstat: 20260511 aa nslastaa: 20260511 saci: yes created: 20110826 #8753876 changed: 20260212 expires: 20260826 status: published nic-hdl-br: arsli33 person: allan roberto silva lima e-mail: [email protected] country: br created: 20150424 changed: 20150424 nic-hdl-br: lemco35 person: leonardo maia costa e-mail: [email protected] country: br created: 20110126 changed: 20200730 % 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.