Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ict.edu
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 19:33:04 UTC · ↺ Refresh
MX Hostnames
- d291013b.ess.barracudanetworks.com
- d291013a.ess.barracudanetworks.com
MX Priorities
- d291013a.ess.barracudanetworks.com: 2
- d291013b.ess.barracudanetworks.com: 4
A / AAAA Records
- 172.67.75.68 (no PTR)
- 104.26.13.25 (no PTR)
- 104.26.12.25 (no PTR)
- 2606:4700:20::ac43:4b44 (no PTR)
- 2606:4700:20::681a:c19 (no PTR)
- 2606:4700:20::681a:d19 (no PTR)
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
emily.ns.cloudflare.com dns.cloudflare.com 2398527958 10000 2400 604800 1800
Primary NS (mname)
emily.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398527958
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
lamar.ns.cloudflare.com
emily.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.safewebservices.com include:amazonses.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; rua=mailto:[email protected],mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
mail._domainkey
k1._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
9 records- Sendinblue-code:74a0aa85aac73a48a7ef2a2355ef8fb3
- ZOOM_verify_a44Jdmk7R_WgEKUnkjySQA
- apple-domain-verification=S1lc6n-v65_PJn3X8k_ENFPSUjZNi6q6-oo4W38dV1I
- duo_sso_verification=R0aXJVTLpCg4yhzcOUoIjX2vbot6BJBVLwvjSmITNUVbTLPU2a0w77xl8BoiXi8s
- facebook-domain-verification=qxcc70m11o1gbntfzqjdyb6jifxpys
- google-site-verification=HZPSNrEvgWTTdMf9UO_n3LdRg0QTThkD0X_m4Gz79eI
- sophos-domain-verification=283f66fa9538389cd3a5eaab767a2a8b2561e7c08c0167f748cde5e47d5c7b02
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.safewebservices.com include:amazonses.com include:spf.ess.barracudanetworks.com -all
- MS=ms64730448
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 ict.edu
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits