Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cypress-biotech.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 01:59:05 UTC · ↺ Refresh
MX Hostnames
- mx04.communilink.net
- mx01.communilink.net
- mx02.communilink.net
- mx03.communilink.net
MX Priorities
- mx02.communilink.net: 10
- mx04.communilink.net: 10
- mx01.communilink.net: 10
- mx03.communilink.net: 10
A / AAAA Records
- 13.228.123.121 ↩ ec2-13-228-123-121.ap-southeast-1.compute.amazonaws.com
Mail Server IPs
- 203.124.10.222 ↩ mx02.communilink.net
- 43.252.164.224 ↩ mx04.communilink.net
- 203.124.10.221 ↩ mx01.communilink.net
- 43.252.164.225 ↩ mx03.communilink.net
SOA Record
Raw SOA
ns1.communilink.net hostmaster.communilink.net 2017010500 28800 7200 604800 43200
Primary NS (mname)
ns1.communilink.net
Admin Email (rname)
hostmaster@communilink.net
Serial
2017010500
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
43200s
Nameservers (NS)
ns1.communilink.net
ns2.communilink.net
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=spf.clink.hk
📊 DNS lookups: 1/10
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- _qz0q0e7sejprkq9lmbb1sp5006mjlds
- SPFv=spf1 redirect=spf.clink.hk
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