Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gcschools.net
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 07:40:49 UTC · ↺ Refresh
MX Hostnames
- d160207a.ess.barracudanetworks.com
- d160207b.ess.barracudanetworks.com
MX Priorities
- d160207b.ess.barracudanetworks.com: 5
- d160207a.ess.barracudanetworks.com: 1
A / AAAA Records
- 34.238.178.141 ↩ ec2-34-238-178-141.compute-1.amazonaws.com
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
nsa.gcschools.net administrator.gcschools.net 2017011541 43200 600 1814400 3600
Primary NS (mname)
nsa.gcschools.net
Admin Email (rname)
administrator@gcschools.net
Serial
2017011541
Refresh
43200s
Retry
600s
Expire
1814400s
Minimum TTL
3600s
Nameservers (NS)
ns2.ena.com
nsa.gcschools.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:96.4.198.130 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:spf.gaggle.net include:sendgrid.net include:_spf.ena.net include:spf_target.brightarrow.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
13 records- MS=ms81067501
- pr2ivaupr1h5jhd5md8desfd9b
- apple-domain-verification=rRqmslOsRD7NEXL8
- ms81067501.msv1.invalid.outlook.com
- SPFv=spf1 ip4:96.4.198.130 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:spf.gaggle.net include:sendgrid.net include:_spf.ena.net include:spf_target.brightarrow.com ~all
- mcahf7efo8r20ar3d77efh0v8u
- ZOOM_verify_JRXfA5kySk2CD5gNJ0SLWw
- adobe-idp-site-verification=821c54f1863ade12dfb74e4e52bc305397ee2317ca0fcdc9737974dcef37c75c
- securitystudio-site-verification=ikrbjva/maXl04JCSuR3Jw==
- cd0u1cca2c81e588n8uhog8o8n
- ZOOM_verify_7986L1rUSficI6RINPSfiA
- c1tkiepjvvruuf861hrdsv71b0
- 2a44b22294bd2fac5723838720df631c
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