Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ncheng.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 00:38:29 UTC · ↺ Refresh
MX Hostnames
- d341995b.ess.barracudanetworks.com
- d341995a.ess.barracudanetworks.com
MX Priorities
- d341995a.ess.barracudanetworks.com: 10
- d341995b.ess.barracudanetworks.com: 20
A / AAAA Records
- 104.238.165.46 ↩ net.cubtree.com
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
lana.ns.cloudflare.com dns.cloudflare.com 2397034156 10000 2400 604800 1800
Primary NS (mname)
lana.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397034156
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
yadiel.ns.cloudflare.com
lana.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.us.exclaimer.net include:_spf.intacct.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
6 records- intacct-esk=18AB01173CC0EDD9E0636106690A2D1C
- intacct-esk=4FED1A4351655282E053D206A8C00558
- k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDcteF8Zi2NdDSv7NEkWr+R5BHLLX/EsadPrxbrDcUL1Mm+5v4iJ7Rgvtcl7NZLy1pbY53pVfGKhVZHaUYTbT8xHNEQ5965xjjq9/BMEzPeGWDKYy5ZSHMCuCLfG8Ovc87n3qxzvPCwY9VuVJ3NPiPA7KWYk/6ZWH+JrYV4PRDTDwIDAQAB
- t7fo4v9vm8q6ldhp7bdk3k6jjr
- SPFv=spf1 include:spf.protection.outlook.com include:spf.us.exclaimer.net include:_spf.intacct.com include:spf.ess.barracudanetworks.com -all
- MS=ms72195677
Full email verification for ncheng.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits