Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mclaren.org
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 12:19:59 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 166.78.36.243 ↩ server09.oxcyon.com
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns1.mclaren.org postmaster.mclaren.org 2026032004 3600 1800 1209600 14400
Primary NS (mname)
ns1.mclaren.org
Admin Email (rname)
postmaster@mclaren.org
Serial
2026032004
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
14400s
Nameservers (NS)
ns1.mclaren.org
ns2.mclaren.org
ns3.mclaren.org
ns4.mclaren.org
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=9ztwkaq5._spf._d.mim.ec
📊 DNS lookups: 1/10
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- apple-domain-verification=hu7KF8wHHdcC6eZKpACSbJxb1Qku3HcJ-RrxfYkleZ4
- google-gws-recovery-domain-verification=53802485
- google-site-verification=52LzonFTSur1B5FfW8I31v9Xjn9pgLvSO3n-Acf4lQ0
- _6xhdy4hf4dgro80txic2389kjcvlkjx
- duo_sso_verification=g7viQotKZjV7z8k9DnqDBhp42lYDKzsJB3I5JLGVIHkTD3Qog6cMmPgzyzn9qo78
- SPFv=spf1 redirect=9ztwkaq5._spf._d.mim.ec
- MS=ms32475681
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