Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
rennline.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 03:47:26 UTC · ↺ Refresh
MX Hostnames
- rennline-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 104.18.14.136
- 104.18.15.136
- 2606:4700::6812:f88
- 2606:4700::6812:e88
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ada.ns.cloudflare.com
kip.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:54.186.83.36 include:spf.smtp2go.com include:spf.protection.outlook.com include:_spf.bigcommerce.com include:_spf.google.com include:mail.zendesk.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=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
4 records- SPFv=spf1 mx ip4:54.186.83.36 include:spf.smtp2go.com include:spf.protection.outlook.com include:_spf.bigcommerce.com include:_spf.google.com include:mail.zendesk.com -all
- MS=ms46302422
- anthropic-domain-verification-ed887s=ebTOq3HqMT7zqixYoGupoOqU6
- klaviyo-site-verification=H89tmP
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