Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dvusd.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 15:27:53 UTC · ↺ Refresh
MX Hostnames
- mail.dvusd.org
MX Priorities
- mail.dvusd.org: 1
A / AAAA Records
- 104.17.71.73 (no PTR)
Mail Server IPs
- 170.177.2.57 ↩ mail.dvusd.org
SOA Record
Raw SOA
ns1.dvusd.org linuxadmin.dvusd.org 2025092503 10800 3600 1209600 38400
Primary NS (mname)
ns1.dvusd.org
Admin Email (rname)
linuxadmin@dvusd.org
Serial
2025092503
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
38400s
Nameservers (NS)
ns1.dvusd.org
ns2.dvusd.org
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:50.223.178.203 ip4:50.223.178.208 ip4:170.177.2.57 include:spf.mandrillapp.com include:_spf.bbnotify.net include:spf.gosolutions.com include:_spf.google.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; ruf=mailto:[email protected]; rua=mailto:[email protected]; sp=quarantine; adkim=r; aspf=r; fo=1; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
13 records- vbbfkq3y8fh620mw8lk25s14xwtf4mvd
- apple-domain-verification=VJnkRGFAmOZzeuSY
- 403jmffnfph35xnf1j7gjzsklsyw4hps
- google-site-verification=qU1yEwqprb86yFlF9T83dG4CVDZM2qvPjhKNL4RqZNg
- p47gk79lc5t2bk6zly9ll7gvw4z3069v
- cisco-ci-domain-verification=1fa28a9a7bdd5b0f706c5b07899df1905a8d958678b840b44405c7ebe9a54461
- y6rmsf3ly03z54dhfkc3dznyl6hn0qh8
- ZOOM_verify_5N7eVi3UQMObiHNgoXvYSg
- _7uk6x19dwt50v3cawlnur1houhn5vv1
- _41p5tfmznx9ixfi25v7xbqhkhpnusg9
- MS=8CA5148086A75CC4FB23E0664683F4C375773B38
- adobe-idp-site-verification=ca8bda9c51ce428d29e11cffd74518c6c315fbb1a21a5afeb05251c4b15277fe
- SPFv=spf1 a mx ip4:50.223.178.203 ip4:50.223.178.208 ip4:170.177.2.57 include:spf.mandrillapp.com include:_spf.bbnotify.net include:spf.gosolutions.com include:_spf.google.com include:_spf.psm.knowbe4.com ~all
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