Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cste.org
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 15:22:43 UTC · ↺ Refresh
MX Hostnames
- d205485a.ess.barracudanetworks.com
- d205485b.ess.barracudanetworks.com
MX Priorities
- d205485b.ess.barracudanetworks.com: 20
- d205485a.ess.barracudanetworks.com: 10
A / AAAA Records
- 172.66.1.164 (no PTR)
- 162.159.141.168 (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
ns31.worldnic.com namehost.worldnic.com 126030511 10800 3600 604800 3600
Primary NS (mname)
ns31.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126030511
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns32.worldnic.com
ns31.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf-clients.confex.com include:servers.mcsv.net include:spf.smtp2go.com include:amazonses.com include:spf.ess.barracudanetworks.com ip4:69.26.96.82 -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- MS=ms28139160
- google-site-verification=gJDZEpJHyV5pxkZgP6T58DCsnOrK4NhAkmuGWCGd9Ds
- oj26p4redcbjlsvq8tqq15pr8r
- smartsheet-site-validation=PZrCGcQelQtXVeAT_UUmqbbI9TYuDC3_
- 7jav1n7cldm4tr6pr3sgi9mvcb
- SPFv=spf1 include:spf.protection.outlook.com include:spf-clients.confex.com include:servers.mcsv.net include:spf.smtp2go.com include:amazonses.com include:spf.ess.barracudanetworks.com ip4:69.26.96.82 -all
- bmq4u7nk3g7v5fn53bmrne2jkc
- h5e37ii88u3epuv0o71ojr504a
- zCsM9tr/noV5/wFEM60hpp1AkK4ufo/HpV4nxjMK+db3gPojpJ45AK8J6HPEK7FA/SDTMww7ci3trZXCjyxuNQ==
- vgmlhp1ak10qeiol090s1i318r
Full email verification for cste.org
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