Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
arrcus.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 02:47:20 UTC · ↺ Refresh
MX Hostnames
- arrcus-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 76.76.21.21
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns04.domaincontrol.com
ns03.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:_spf.salesforce.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
8 records- SPFv=spf1 include:spf.protection.outlook.com include:sendgrid.net include:_spf.salesforce.com -all
- 5sv0sqeckuvbvs0uk9cclj35rh
- atlassian-domain-verification=cRpeuxBSSoxcT2hNu901We6+W3g44OrShkGET+niKW5ySWAsrSR+KIZ9HY7dlvJM
- anthropic-domain-verification-atjd84=jarkY1f5ZoVSQSkmmg8wXmj0c
- google-site-verification=ljIsmN9QYyfr-SloeTOD1oLVTnsynfnKNt2beVK58sc
- box-domain-verification=988f4f510cf5f4a0519505eae2dd5b541e509cf2c100f1d2c6b1349fcecb56ff
- ZOOM_verify_8fGEzECuNjcCsnZZSIjbZ9
- 37876A4BE1
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