Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gusd.net
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 05:58:47 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx3.googlemail.com
- aspmx2.googlemail.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 8
- alt1.aspmx.l.google.com: 8
- aspmx3.googlemail.com: 10
- aspmx2.googlemail.com: 10
- aspmx.l.google.com: 1
A / AAAA Records
- 54.221.139.169 ↩ ec2-54-221-139-169.compute-1.amazonaws.com
- 18.233.124.95
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 142.251.16.27 ↩ bl-in-f27.1e100.net
- 2607:f8b0:4004:c1f::1b ↩ pd-in-f27.1e100.net
SOA Record
Raw SOA
nccunix.lacoe.edu help_desk.lacoe.edu 232 10800 3600 2419200 900
Primary NS (mname)
nccunix.lacoe.edu
Admin Email (rname)
help_desk@lacoe.edu
Serial
232
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
nccunix.lacoe.edu
dns4.lacoe.edu
SPF Record
✓ Strict (-all)
v=spf1 ip4:198.188.7.150 include:_spf.google.com mx include:aesoponline.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;fo=1;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._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
9 records- docusign=66a00766-5460-4b25-a50e-8588fbeb778b
- jamf-site-verification=XA_Ja43zzHanB27rBIhszw
- openai-domain-verification=dv-hGUCi11rV858hk0yOyif00cF
- autodesk-domain-verification=rvX-bAakCsgm_02oCkk5
- MS=ms74066346
- SPFv=spf1 ip4:198.188.7.150 include:_spf.google.com mx include:aesoponline.com -all
- adobe-idp-site-verification=23f3d99dbb3a94675a386fe8bd1f743d33a3a1003c5df8326487977ba7c91142
- uaisn1nsn69loe3b7lu9qq9jg9
- apple-domain-verification=TwMjvCD6GmmbzyFo
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