Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
signaturefireprotection.ie
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 00:27:25 UTC · ↺ Refresh
MX Hostnames
- signaturefireprotection-ie.mail.protection.outlook.com
MX Priorities
- signaturefireprotection-ie.mail.protection.outlook.com: 0
A / AAAA Records
- 185.43.232.181 ↩ lh67.dnsireland.com
Mail Server IPs
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns5.dnsireland.com null.letshost.ie 2025072405 3600 1800 1209600 86400
Primary NS (mname)
ns5.dnsireland.com
Admin Email (rname)
null@letshost.ie
Serial
2025072405
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns6.dnsireland.com
ns7.dnsireland.ie
ns5.dnsireland.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:78.137.164.98 ip4:23.83.222.4 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- MS=ms86209118
- SPFv=spf1 include:spf.protection.outlook.com ip4:78.137.164.98 ip4:23.83.222.4 -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 · Customize →
See demo & docs
Deep verification
Full email verification for signaturefireprotection.ie
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits