Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
upperedge.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 23:36:07 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
No priority data.
A / AAAA Records
- 141.193.213.10
- 141.193.213.11
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
clayton.ns.cloudflare.com
nelci.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx a include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.salesforce.com include:mktomail.com include:44965665.spf04.hubspotemail.net -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; sp=none; aspf=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 3 found
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 168 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 mx a include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.salesforce.com include:mktomail.com include:44965665.spf04.hubspotemail.net -all
- 0ed1fe018aeddb0d7cc4524914933369bff4b4bb99
- anthropic-domain-verification-2wcx9h=fvvxaI1Qzb8RH0AkMq2v4n35l
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