Domain Overview
DNS: ✓ 3d ago
Checker: ✓ 3d ago
sinkfarm.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-18 05:51:30 UTC · ↺ Refresh
MX Hostnames
- sinkfarm.com
MX Priorities
- sinkfarm.com: 0
A / AAAA Records
- 91.204.209.10 ↩ snakebite.hostns.io
Mail Server IPs
- 91.204.209.10 ↩ snakebite.hostns.io
SOA Record
Raw SOA
ns1.hostns.io info.cornardcomputermedic.com 2026050202 3600 7200 1209600 86400
Primary NS (mname)
ns1.hostns.io
Admin Email (rname)
info@cornardcomputermedic.com
Serial
2026050202
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.hostns.io
ns2.hostns.io
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:91.204.209.10 +a +mx +ip4:109.70.148.51 +include:relay.mailchannels.net include:spf.hostns.io ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:91.204.209.10 +a +mx +ip4:109.70.148.51 +include:relay.mailchannels.net include:spf.hostns.io ~all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for sinkfarm.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits