Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nnh.com
Disposable
✓ Yes
Unknown
⚠ Yes
Yes
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-14 06:56:02 UTC · ↺ Refresh
MX Hostnames
- sh6.falconinternet.net
MX Priorities
- sh6.falconinternet.net: 10
A / AAAA Records
- 199.184.157.84 (no PTR)
Mail Server IPs
- 199.184.157.171 ↩ sh6.falconinternet.net
SOA Record
Raw SOA
sh6a.falcondns.com hostmaster.nnh.com 1695904323 7200 300 1209600 10800
Primary NS (mname)
sh6a.falcondns.com
Admin Email (rname)
hostmaster@nnh.com
Serial
1695904323
Refresh
7200s
Retry
300s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
sh6b.falcondns.com
sh6a.falcondns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:199.184.152.0/21 ~all
📊 DNS lookups: 2/10
~ 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 a mx ip4:199.184.152.0/21 ~all
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