Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
shaffieldbuilding.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 23:07:15 UTC · ↺ Refresh
MX Hostnames
- shaffieldbuilding-com.p30.mxthunder.net
- shaffieldbuilding-com.p40.mxthunder.net
- shaffieldbuilding-com.p10.mxthunder.com
- shaffieldbuilding-com.p20.mxthunder.net
MX Priorities
No priority data.
A / AAAA Records
- 198.185.159.144
- 198.185.159.145
- 198.49.23.144
- 198.49.23.145
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns18.domaincontrol.com
ns17.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.spamhero.com include:authsmtp.com -all
📊 DNS lookups: 3/10
✓ 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
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ 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- as=1632836588
- SPFv=spf1 include:spf.protection.outlook.com include:spf.spamhero.com include:authsmtp.com -all
- MS=ms75342999
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