Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rsfs.com.sg
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 13:27:24 UTC · ↺ Refresh
MX Hostnames
- mail.rsfs.com.sg
MX Priorities
- mail.rsfs.com.sg: 0
A / AAAA Records
- 18.142.65.179 ↩ ec2-18-142-65-179.ap-southeast-1.compute.amazonaws.com
Mail Server IPs
- 139.99.117.62 ↩ web235f.gocloudeasy.com
SOA Record
Raw SOA
ns1.qoxy.com root.cow.localhost.sg 2026011600 3600 1800 1209600 86400
Primary NS (mname)
ns1.qoxy.com
Admin Email (rname)
root@cow.localhost.sg
Serial
2026011600
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.qoxy.com
ns3.qoxy.com
ns1.qoxy.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:173.234.3.12 ip4:23.106.50.17 include:_spf.gocloudeasy.com +a +mx +ip4:103.23.76.161 +ip4:103.23.78.33 +ip4:103.23.78.31 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
1 record- SPFv=spf1 ip4:173.234.3.12 ip4:23.106.50.17 include:_spf.gocloudeasy.com +a +mx +ip4:103.23.76.161 +ip4:103.23.78.33 +ip4:103.23.78.31 ~all
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