Email DNS records for os.com.br
MX, SPF, DMARC and DKIM records published for os.com.br.
os.com.br can receive email: 2 MX records found. Authentication records found: SPF, DMARC. Not found: DKIM (among common selectors).
| Check | Result | What it means |
|---|---|---|
| MX | Found (2) | The domain is configured to receive email. |
| SPF | Found | The record ends with -all: mail from servers not listed should be rejected (hard fail). |
| DMARC | p=none | The policy is none: receivers are asked to take no specific action on messages that fail DMARC. It is typically used to monitor authentication. |
| DKIM | Not found among common selectors | DKIM can only be confirmed with the selector used by the sender, so this does not mean the domain has no DKIM. |
Last checked: 2026-10-02 (UTC). DNS records can change over time. This report lists public DNS records; their presence does not by itself mean that a domain or its messages are safe.
MX records for os.com.br
- 5 mx-vip-01.kinghost.net
- 5 mx-vip-02.kinghost.net
Email authentication records for os.com.br
SPF record
v=spf1 include:_spf.kinghost.net -all
DMARC record
v=DMARC1;p=none;
Check a specific email address @os.com.br
This page checks how os.com.br is configured for email. It does not confirm that a specific mailbox exists — to check one address, use the form below.
Server location
IP address177.12.170.28
CountryBrazil
ASN28299
Name servers
NS 1dns3.kinghost.com.br.
NS 2dns1.kinghost.com.br.
NS 3dns5.kinghost.com.br.
NS 4dns6.kinghost.com.br.
NS 5dns2.kinghost.com.br.
NS 6dns4.kinghost.com.br.
TXT records for os.com.br
TXT 1emktownership=t9MtmbmuRw9FY
TXT 2v=spf1 include:_spf.kinghost.net -all