Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
lapmaster-wolters.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 03:52:25 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
No priority data.
A / AAAA Records
- 50.28.56.156
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
pns34.cloudns.net
pns31.cloudns.net
pns32.cloudns.net
pns33.cloudns.net
SPF Record
✓ Strict (-all)
v=spf1 a:lapmaster-wolters.com ip4:50.31.180.103 include:us._netblocks.mimecast.com include:spf.us.exclaimer.net include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100
✓ 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: 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
5 records- v=verifydomain MS=8315986
- SPFv=spf1 a:lapmaster-wolters.com ip4:50.31.180.103 include:us._netblocks.mimecast.com include:spf.us.exclaimer.net include:spf.protection.outlook.com -all
- duo_sso_verification=X1askbQo753T8PTYKn2cgkN2jlCiEzmyFvryyNnr1VTSXBlAiQIeJzHJ4PXNFhCy
- neu7buXMcJEKRLhzngf5W1lLInldJDpkE4FwYpZuYBzGuQOxz88u9yqRbhe1UoioqrOcLDppZsQuPel43dJSYg==
- duo_sso_verification=QgXttX6wrd9mGNA0CR5q8OtfsUevUxpP8PMFbJSLLCNhEt2Py1bZz8bLOZwPL1h7
Full email verification for lapmaster-wolters.com
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