Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
redlinesystems.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 10:07:12 UTC · ↺ Refresh
MX Hostnames
- redlinesystems-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 104.21.85.20
- 172.67.201.7
- 2606:4700:3031::ac43:c907
- 2606:4700:3034::6815:5514
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
pete.ns.cloudflare.com
laila.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.elasticemail.com include:emailsrvr.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
4 records- SPFv=spf1 include:spf.protection.outlook.com include:_spf.elasticemail.com include:emailsrvr.com ~all
- MS=ms52941750
- anthropic-domain-verification-zrdv54=XbL67Iq3rWu24Jn0a4aMEt7wY
- google-site-verification=O4_YqZBeOwntpMHyDGcA6KiSyhwqP5-ryh71byrKhr0
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