Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
o2studios.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 22:33:59 UTC · ↺ Refresh
MX Hostnames
- o2studios-com.mail.protection.outlook.com
MX Priorities
- o2studios-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.214.245.73 ↩ 73.245.214.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.namecity.com hostmaster.namecity.com 2025121108 43200 1800 2419200 3600
Primary NS (mname)
ns1.namecity.com
Admin Email (rname)
hostmaster@namecity.com
Serial
2025121108
Refresh
43200s
Retry
1800s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns2.namecity.com
ns1.namecity.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; pct=100; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected],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
4 records- SPFv=spf1 include:spf.protection.outlook.com -all
- apple-domain-verification=hCDGrCqB7OI2IqDY
- ccl1pp1jrt8md0z10ml2dc8s934jwdvv
- MS=ms97670524
Full email verification for o2studios.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits