Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
celondentalclinic.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 21:53:28 UTC · ↺ Refresh
MX Hostnames
- celondentalclinic.com
MX Priorities
- celondentalclinic.com: 0
A / AAAA Records
- 199.241.136.37 (no PTR)
Mail Server IPs
- 199.241.136.37 (no PTR)
SOA Record
Raw SOA
ns1.sv1stlincoln.com server.foursquareportal.com 2026020803 3600 3600 1209600 86400
Primary NS (mname)
ns1.sv1stlincoln.com
Admin Email (rname)
server@foursquareportal.com
Serial
2026020803
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.sv1stlincoln.com
ns1.sv1stlincoln.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:199.241.136.37 include:zeptomail.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms10731957
- SPFv=spf1 a mx ip4:199.241.136.37 include:zeptomail.net ~all
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