svusd.org

Valid Email Server
Domain Lookup › svusd.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
svusd.org
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 05:58:49 UTC · ↺ Refresh

MX Hostnames

  • d102566b.ess.barracudanetworks.com
  • d102566a.ess.barracudanetworks.com

MX Priorities

  • d102566a.ess.barracudanetworks.com: 10
  • d102566b.ess.barracudanetworks.com: 20

A / AAAA Records

  • 104.17.71.73 (no PTR)

Mail Server IPs

  • 209.222.82.253 ↩ mail.ess.barracuda.com
  • 209.222.82.255 ↩ mail.ess.barracuda.com
  • 209.222.82.252 ↩ mail.ess.barracuda.com

SOA Record

Raw SOA ns10.digicertdns.com dns.digicertdns.com 2009017816 43200 3600 1209600 180
Primary NS (mname)
ns10.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009017816
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s

Nameservers (NS)

ns4.dnsmadeeasy.com
ns1.dnsmadeeasy.com
ns3.dnsmadeeasy.com
ns2.dnsmadeeasy.com
ns0.dnsmadeeasy.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:208.75.120.0/22 ip4:205.207.104.0/22 ip4:104.249.86.0/24 include:in.constantcontact.com include:email-od.com include:spf.ess.barracudanetworks.com include:_spf.google.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

9 records
  • SPFv=spf1 ip4:208.75.120.0/22 ip4:205.207.104.0/22 ip4:104.249.86.0/24 include:in.constantcontact.com include:email-od.com include:spf.ess.barracudanetworks.com include:_spf.google.com ~all
  • 781cfdae32a9fc9ce784122bc16791bf
  • w389w7tj19sxm04h7fpp56ckn6rmb7g3
  • openai-domain-verification=dv-ufV59gffC5byM8wI32D130Js
  • HOP-586-GFB
  • adobe-idp-site-verification=7e1b295c185a00da930337e2c49c8e0495428f3e2b56046021d9c0d7e76e4c5b
  • apple-domain-verification=K9FtLQmKpGKXqtv4
  • _d7rx5zfhk695qwris7l9wf8fw7nrx10
  • MS=ms25836321
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for svusd.org

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits