Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
astaff.us
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 02:22:22 UTC · ↺ Refresh
MX Hostnames
- astaff-us.mail.protection.outlook.com
MX Priorities
- astaff-us.mail.protection.outlook.com: 0
A / AAAA Records
- 3.33.251.168 ↩ aec037177372cc6cd.awsglobalaccelerator.com
- 15.197.225.128 ↩ aec037177372cc6cd.awsglobalaccelerator.com
Mail Server IPs
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns35.domaincontrol.com dns.jomax.net 2026022003 28800 7200 604800 600
Primary NS (mname)
ns35.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026022003
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns36.domaincontrol.com
ns35.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:52.129.17.4 include:spf.protection.outlook.com include:_spf.bullhornmail.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=; ruf=; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- v=verifydomain MS=2238293
- SPFv=spf1 ip4:52.129.17.4 include:spf.protection.outlook.com include:_spf.bullhornmail.com -all
Full email verification for astaff.us
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