Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
simplexgrinnell.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 21:19:46 UTC · ↺ Refresh
MX Hostnames
- simplexgrinnell-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 45.60.6.197
- 45.60.0.197
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
b.portsdns.net
a.portsdns.se
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.jci.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;fo=1;ri=3600;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
13 records- _globalsign-domain-verification=6xhkX2QEAxiwDwsLbqXC_UNzkThfzhheDKpNp3J6wX
- _9443g9p89zlhpzss7a8y926vk9zy64s
- MS=ms19037960
- 2vvbz9h0h653gk8rfnn0bhdqmdpy31sy
- SPFv=spf1 include:spf.protection.outlook.com include:spf.jci.com -all
- globalsign-domain-verification=3BF78B779683048827B5023D0FD2932B
- knowbe4-site-verification=2e5bc6cdd5c07abf567afad8d7fb6bdb
- h5tycjnr4mzfm23q8zczqkycstvds6l6
- globalsign-domain-verification=c4a8568c5e26ce78b118df945df770c3
- globalsign-domain-verification=A80AD7E8EF987954875EE5060FCE00CB
- globalsign-domain-verification=3D394DF524E199EC8F6D11FA0E7B9BF9
- globalsign-domain-verification=341c5bf7fc7e1b200528512f4b1c9d85
- globalsign-domain-verification=32412fac8debae987ee6ff87e30d9050
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