Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
researchnester.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 23:08:39 UTC · ↺ Refresh
MX Hostnames
- researchnester-com.mail.protection.outlook.com
MX Priorities
- researchnester-com.mail.protection.outlook.com: 0
A / AAAA Records
- 18.164.116.80 ↩ server-18-164-116-80.jfk50.r.cloudfront.net
- 18.164.116.125 ↩ server-18-164-116-125.jfk50.r.cloudfront.net
- 18.164.116.15
- 18.164.116.30
Mail Server IPs
- 52.101.145.2 ↩ mail-pnypr01cu00202.inbound.protection.outlook.com
- 52.101.144.3 ↩ mail-ma0pr01cu01103.inbound.protection.outlook.com
- 52.101.144.0 ↩ mail-ma0pr01cu01000.inbound.protection.outlook.com
- 52.101.145.0 ↩ mail-pnzpr01cu00200.inbound.protection.outlook.com
- 2a01:111:f403:cc2d::1 ↩ mail-pnypr01cu00201.inbound.protection.outlook.com
- 2a01:111:f403:cc2d:: ↩ mail-pnzpr01cu00200.inbound.protection.outlook.com
- 2a01:111:f403:cc2c:: ↩ mail-ma0pr01cu01000.inbound.protection.outlook.com
- 2a01:111:f403:cc2c::1 ↩ mail-ma0pr01cu01101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-501.awsdns-62.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-501.awsdns-62.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1824.awsdns-36.co.uk
ns-501.awsdns-62.com
ns-894.awsdns-47.net
ns-1490.awsdns-58.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 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
1 record- SPFv=spf1 include:spf.protection.outlook.com -all
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