Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
centurycg.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 18:11:17 UTC · ↺ Refresh
MX Hostnames
- centurycg-com.p30.spamhero.net
- centurycg-com.p40.spamhero.net
- centurycg-com.p10.spamhero.com
- centurycg-com.p20.spamhero.net
MX Priorities
- centurycg-com.p20.spamhero.net: 20
- centurycg-com.p30.spamhero.net: 30
- centurycg-com.p40.spamhero.net: 40
- centurycg-com.p10.spamhero.com: 10
A / AAAA Records
- 104.154.128.123 ↩ 123.128.154.104.bc.googleusercontent.com
Mail Server IPs
- 108.166.161.242 ↩ bolt100a.mxthunder.net
- 209.41.68.188 ↩ bolt100b.mxthunder.net
SOA Record
Raw SOA
ns65.domaincontrol.com dns.jomax.net 2026021900 28800 7200 604800 600
Primary NS (mname)
ns65.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026021900
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns65.domaincontrol.com
ns66.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:secureserver.net include:spf.spamhero.com include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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- MS=ms32899508
- SPFv=spf1 include:secureserver.net include:spf.spamhero.com include:spf.protection.outlook.com -all
- apple-domain-verification=xiV2vzJbRqQoOfhM
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