Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
coolstuff.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 06:09:14 UTC · ↺ Refresh
MX Hostnames
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx3.googlemail.com
- aspmx2.googlemail.com
- aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 50
- aspmx3.googlemail.com: 100
- alt1.aspmx.l.google.com: 50
- aspmx2.googlemail.com: 100
- aspmx.l.google.com: 10
A / AAAA Records
- 34.149.174.48 ↩ 48.174.149.34.bc.googleusercontent.com
- 2600:1901::a108:0:0:0:0 (no PTR)
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 142.250.31.27 ↩ bj-in-f27.1e100.net
- 2607:f8b0:4004:c19::1b ↩ bk-in-f27.1e100.net
SOA Record
Raw SOA
a.portsdns.se registry.ports.net 2026030800 1800 900 1814400 60
Primary NS (mname)
a.portsdns.se
Admin Email (rname)
registry@ports.net
Serial
2026030800
Refresh
1800s
Retry
900s
Expire
1814400s
Minimum TTL
60s
Nameservers (NS)
a.portsdns.se
b.portsdns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 a include:_spf.google.com include:mail.zendesk.com include:_spf.reclaimit.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1:d:s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=574EB3312D0470570CD81C81BCE2F8593F3882D7
- google-site-verification=84r9Ygw2Fo3TqI5EgNBkhuJvVxgXWUQN3FT_eKtdpqY
- SPFv=spf1 a include:_spf.google.com include:mail.zendesk.com include:_spf.reclaimit.com ~all
Full email verification for coolstuff.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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