Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
ctcn.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 12:14:12 UTC · ↺ Refresh
MX Hostnames
- iw-mta.cniteam.com
MX Priorities
- iw-mta.cniteam.com: 10
A / AAAA Records
- 67.225.163.137 (no PTR)
Mail Server IPs
- 209.143.0.195 ↩ iw-mta.cniteam.com
SOA Record
Raw SOA
primary.dns.bright.net hostmaster.bright.net 202604270 86400 14400 172800 86400
Primary NS (mname)
primary.dns.bright.net
Admin Email (rname)
hostmaster@bright.net
Serial
202604270
Refresh
86400s
Retry
14400s
Expire
172800s
Minimum TTL
86400s
Nameservers (NS)
primary.dns.bright.net
secondary.dns.bright.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:209.143.0.0/24 include:_spf.google.com ip4:137.118.0.0/16 ip4:208.205.0.0/24 ip4:67.43.192.0/20 ip4:209.216.44.57 ip4:67.43.192.102 ip4:207.253.241.135 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — 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
2 records- SPFv=spf1 ip4:209.143.0.0/24 include:_spf.google.com ip4:137.118.0.0/16 ip4:208.205.0.0/24 ip4:67.43.192.0/20 ip4:209.216.44.57 ip4:67.43.192.102 ip4:207.253.241.135 ~all
- google-site-verification=-hbWN-P69SGwxgnB650XAU2NPtxX4B2Ro3v3wCSmqZ8
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