Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
esu10.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 10:32:51 UTC · ↺ Refresh
MX Hostnames
- fortimail-west.esucc.org
- fortimail-east.esucc.org
MX Priorities
- fortimail-east.esucc.org: 10
- fortimail-west.esucc.org: 0
A / AAAA Records
- 204.234.24.94 (no PTR)
Mail Server IPs
- 162.127.3.2 ↩ fortimail-east.esucc.org
- 162.127.3.10 ↩ fortimail-west.esucc.org
SOA Record
Raw SOA
ns1-34.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-34.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2-34.azure-dns.net
ns3-34.azure-dns.org
ns4-34.azure-dns.info
ns1-34.azure-dns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.google.com include:mailgun.org -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]; fo=1; sp=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
6 records- google-site-verification=TS0Ism8a7vbdFgZAeTbKw8eep0OvlcU4ltvl6ilRi9w
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.google.com include:mailgun.org -all
- MS=ms78110068
- adobe-idp-site-verification=32335d45252f724593faf23e28c480f87c8d6468aa554c0e919428a203b7d01f
- apple-domain-verification=OKfuwhmakV2tmRM2
- google-site-verification=GssVWy7vOq_aY_GDd41a_7Nk6D8NkubXd6xU4Z0_LBA
Full email verification for esu10.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits