Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
renk.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 10:37:59 UTC · ↺ Refresh
MX Hostnames
- mx1.renk.biz
- mx2.renk.biz
MX Priorities
- mx1.renk.biz: 10
- mx2.renk.biz: 20
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 80.81.28.232 ↩ mx1.renk.biz
- 88.217.158.167 ↩ mx2.renk.biz
SOA Record
Raw SOA
a.ns14.net do-not-reply.renk.com.br 2024071100 43200 7200 1209600 86400
Primary NS (mname)
a.ns14.net
Admin Email (rname)
do-not-reply@renk.com.br
Serial
2024071100
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
a.ns14.net
b.ns14.net
c.ns14.net
d.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 mx include:_spfrenk.spf.renk.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 mx include:_spfrenk.spf.renk.com -all
- MS=ms27537791
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