Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
medcorinc.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 20:39:13 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 104.26.10.142 (no PTR)
- 172.67.71.211 (no PTR)
- 104.26.11.142 (no PTR)
- 2606:4700:20::681a:a8e (no PTR)
- 2606:4700:20::681a:b8e
- 2606:4700:20::ac43:47d3
Mail Server IPs
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
daphne.ns.cloudflare.com dns.cloudflare.com 2398861267 10000 2400 604800 1800
Primary NS (mname)
daphne.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398861267
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
santino.ns.cloudflare.com
daphne.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=_sb7eu47go.sdmarc.net
📊 DNS lookups: 1/10
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
4 records- SPFv=spf1 redirect=_sb7eu47go.sdmarc.net
- Foxit-domain-verification=93035407c4d6281208375a11c4392cb0
- Foxit-domain-verification=ddf26a507ff8af48ea24170254a5d700
- logmein-verification-code=3hy5rXtyVp6apjrBd60HbUgjB
Full email verification for medcorinc.com
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