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Is optmaoftalmologia.com.br Safe for Email?

MX records, SPF, DMARC, and DKIM authentication status for optmaoftalmologia.com.br. Domain age: 14 years.

Good
3/4 email authentication checks passed  ·  MX ✔   SPF ✔   DMARC ✔   DKIM ✘

Can optmaoftalmologia.com.br Receive Email?

4 MX records found — this domain can receive email.

  • mx.b.locaweb.com.br.
  • mx.jk.locaweb.com.br.
  • mx.a.locaweb.com.br.
  • mx.core.locaweb.com.br.

Email Authentication for optmaoftalmologia.com.br

✔ SPF ✔ DMARC ✘ DKIM
SPF Record 
v=spf1 include:_spf.locaweb.com.br ?all
DMARC Record 
v=DMARC1; p=none;

Check an email @optmaoftalmologia.com.br

Domain Registration

Created2012-01-04
Updated2024-12-06
Expires2026-01-04

Server Location

IP Address187.45.240.69
Reverse IPhm5532.locaweb.com.br
CitySao Paulo
CountryBrazil
Registered CountryBrazil
ASN27715
Lat / Lon-23.5475 / -46.63611

Name Servers

NS 1ns1.locaweb.com.br.
NS 2ns2.locaweb.com.br.
NS 3ns3.locaweb.com.br.

optmaoftalmologia.com.br TXT Records

TXT 1_spf.locaweb.com.br

Registrant

Nameoptma m�dicos associados s/c ltda

Technical Contact

Namepaula cristine y m mason
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.
% 2025-11-10t22:05:11-03:00 - 66.94.123.64

domain:      optmaoftalmologia.com.br
owner:       optma m�dicos associados s/c ltda
owner-c:     pcymm
tech-c:      pcymm
nserver:     ns1.locaweb.com.br
nsstat:      20251107 aa
nslastaa:    20251107
nserver:     ns2.locaweb.com.br
nsstat:      20251107 aa
nslastaa:    20251107
nserver:     ns3.locaweb.com.br
nsstat:      20251107 aa
nslastaa:    20251107
saci:        yes
created:     20120104 #9273361
changed:     20241206
expires:     20260104
status:      published
provider:    locaweb (2)

nic-hdl-br:  pcymm
person:      paula cristine y m mason
created:     20111227
changed:     20111227
provider:    locaweb (2)

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