Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fsv-cpas.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 00:07:07 UTC · ↺ Refresh
MX Hostnames
- fsvcpas-com0i.mail.protection.outlook.com
MX Priorities
- fsvcpas-com0i.mail.protection.outlook.com: 10
A / AAAA Records
- 13.33.252.13 ↩ server-13-33-252-13.jfk50.r.cloudfront.net
- 13.33.252.127 ↩ server-13-33-252-127.jfk50.r.cloudfront.net
- 13.33.252.125
- 13.33.252.65
- 2600:9000:2141:7000:b:1ed5:a540:93a1
- 2600:9000:2141:c400:b:1ed5:a540:93a1
- 2600:9000:2141:800:b:1ed5:a540:93a1
- 2600:9000:2141:fa00:b:1ed5:a540:93a1
- 2600:9000:2141:8000:b:1ed5:a540:93a1
- 2600:9000:2141:9800:b:1ed5:a540:93a1
- 2600:9000:2141:7c00:b:1ed5:a540:93a1
- 2600:9000:2141:5200:b:1ed5:a540:93a1
Mail Server IPs
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-710.awsdns-24.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-710.awsdns-24.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-710.awsdns-24.net
ns-1468.awsdns-55.org
ns-1978.awsdns-55.co.uk
ns-353.awsdns-44.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; rua=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
2 records- MS=ms59351380
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for fsv-cpas.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits