Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
firestorm.ch
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 19:37:15 UTC · ↺ Refresh
MX Hostnames
- sr35.firestorm.ch
- sr40.firestorm.ch
- sr12.firestorm.ch
MX Priorities
- sr35.firestorm.ch: 10
- sr40.firestorm.ch: 12
- sr12.firestorm.ch: 15
A / AAAA Records
- 185.85.111.230 ↩ rp1.firestorm.ch
- 2a14:6640:300:1::e6 (no PTR)
Mail Server IPs
- 185.85.110.143 ↩ sr35.firestorm.ch
- 2a14:6640:200:1::8f (no PTR)
- 185.85.110.150 ↩ sr40.firestorm.ch
- 2a14:6640:200:1::96 ↩ sr40.firestorm.ch
- 185.85.110.72 ↩ sr12.firestorm.ch
- 2a14:6640:200:1::48 ↩ sr12.firestorm.ch
SOA Record
Raw SOA
dns11.firestorm.ch info.firestorm.ch 2026031903 10800 3600 604800 3600
Primary NS (mname)
dns11.firestorm.ch
Admin Email (rname)
info@firestorm.ch
Serial
2026031903
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns11.firestorm.ch
dns14.firestorm.ch
dns13.firestorm-isp.com
dns12.firestorm-isp.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.firestorm.ch -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;adkim=s;aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
default._domainkey
amazonses._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=hs968vYFZagLa7YREjgbHVE7UVmaIDy3iFlalfzxhLU
- google-site-verification=KGZ4bsSRWO1X8pI8eC0A0DVe2TMUk5qZWI9RpbdUzLw
- SPFv=spf1 include:spf.firestorm.ch -all
Full email verification for firestorm.ch
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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