Domain Overview
DNS: โ 2mo ago
Checker: โ 2mo ago
fir.hk
Disposable
โ Yes
Unknown
โ Yes
Yes
โ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
ยท 2026-03-14 06:55:22 UTC ยท โบ Refresh
MX Hostnames
- MXBIZ1.QQ.COM
- MXBIZ2.QQ.COM
MX Priorities
- mxbiz2.qq.com: 10
- mxbiz1.qq.com: 5
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 43.154.252.16 (no PTR)
- 43.154.252.202 (no PTR)
- 103.86.78.2 (no PTR)
- 103.86.78.3 (no PTR)
SOA Record
Raw SOA
ns9.hkdnr.net.hk hostmaster.hkdnr.net.hk 2021060669 5400 1800 3600000 1800
Primary NS (mname)
ns9.hkdnr.net.hk
Admin Email (rname)
hostmaster@hkdnr.net.hk
Serial
2021060669
Refresh
5400s
Retry
1800s
Expire
3600000s
Minimum TTL
1800s
Nameservers (NS)
ns12.hkdnr.net.hk
ns11.hkdnr.net.hk
ns9.hkdnr.net.hk
ns10.hkdnr.net.hk
SPF Record
โ MissingNo SPF record โ domain is unprotected against spoofing.
โ No SPF record found. Email servers cannot verify authorized senders.
DMARC Record
โ MissingNo DMARC record โ emails cannot be rejected on auth failure.
DKIM Selectors
โ None detectedNo DKIM records found for common selectors โ 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
No TXT records found.
Full email verification for fir.hk
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits