Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
centerforao.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 12:20:32 UTC · ↺ Refresh
MX Hostnames
- gw3058.fortimail.com
MX Priorities
- gw3058.fortimail.com: 5
A / AAAA Records
- 67.225.172.19 ↩ host2.dprohosting.com
Mail Server IPs
- 173.243.133.58 ↩ gw3058.fortimail.com
SOA Record
Raw SOA
ns1114.ui-dns.biz hostmaster.1and1.com 2017061141 28800 7200 604800 300
Primary NS (mname)
ns1114.ui-dns.biz
Admin Email (rname)
hostmaster@1and1.com
Serial
2017061141
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1114.ui-dns.com
ns1114.ui-dns.biz
ns1114.ui-dns.de
ns1114.ui-dns.org
SPF Record
✓ Strict (-all)
v=spf1 a:mail.centerforao.com a:ex.centerforao.com include:_spf.nsoit.com include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
5 records- se7i1v1dvkm3nh5u5aidt1nbl7
- DmSBCoGhJEhfB32TFXp4OASU/WuUkmav5GVO5c4vNPhZonVPzEehr2Sc6r/03nF+d/6e8fGVEfv9yooAarttfQ==
- duo_sso_verification=L3z2Y4Vha3ea7abI5peSvFeuehth9Usc13wgDrB7HO8BO1gZLGqlW8vf8Gw48z3J
- SPFv=spf1 a:mail.centerforao.com a:ex.centerforao.com include:_spf.nsoit.com include:spf.protection.outlook.com -all
- v=verifydomain MS=1553480
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