Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sambu.com.sg
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-14 08:28:14 UTC · ↺ Refresh
MX Hostnames
- sambu-com-sg.mail.sg.greenradar.com
- sambu-com-sg.mail.dr.greenradar.com
MX Priorities
- sambu-com-sg.mail.sg.greenradar.com: 10
- sambu-com-sg.mail.dr.greenradar.com: 20
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 152.101.60.163 ↩ sg01extb.greenradar.com
- 152.101.60.164 ↩ sg01extb.greenradar.com
SOA Record
Raw SOA
tim.ns.cloudflare.com dns.cloudflare.com 2396856844 10000 2400 604800 1800
Primary NS (mname)
tim.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396856844
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
vera.ns.cloudflare.com
tim.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.greenradar.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; aspf=s; rua=mailto:[email protected]; rf=afrf; pct=100; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:spf.protection.outlook.com include:spf.greenradar.com -all
- MS=ms98368700
- mscid=RwKgFWLznzrvV0hNbYn5bEEd3XXS3WvYzsYkxCC2SccVNnlAse9COMmE4p9tbeDSXOW/ry7mp5P1/f3mptm9Og==
Full email verification for sambu.com.sg
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits