Domain Overview
DNS: ✓ 14h ago
Checker: ✓ 14h ago
guhsd.net
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 09:08:33 UTC · ↺ Refresh
MX Hostnames
- ASPMX.L.GOOGLE.COM
- ALT3.ASPMX.L.GOOGLE.COM
- ALT1.ASPMX.L.GOOGLE.COM
- ALT4.ASPMX.L.GOOGLE.COM
- ALT2.ASPMX.L.GOOGLE.COM
MX Priorities
- aspmx.l.google.com: 50
- alt4.aspmx.l.google.com: 70
- alt1.aspmx.l.google.com: 60
- alt2.aspmx.l.google.com: 60
- alt3.aspmx.l.google.com: 70
A / AAAA Records
- 34.208.0.245
Mail Server IPs
- 142.251.16.27 ↩ bl-in-f27.1e100.net
- 2607:f8b0:4004:c09::1b ↩ bh-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
SOA Record
Raw SOA
dnso1.guhsd.net root.dnso1.guhsd.net 2024082700 10800 3600 1209600 86400
Primary NS (mname)
dnso1.guhsd.net
Admin Email (rname)
root@dnso1.guhsd.net
Serial
2024082700
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
dnso2.guhsd.net
dnso1.guhsd.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:24.252.238.81 ip4:50.223.178.201 ip4:50.223.178.203 ip4:50.223.178.208 ip4:216.226.198.6 ip4:20.118.176.15 ip4:20.118.176.58 include:_spf.google.com include:mg.infinitecampus.org ip4:205.201.135.18 include:spf.mandrillapp.com include:customerspf.schoolmessenger.com include:_spf.paubox.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; 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
✓ 1 found
google._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
5 records- 7osb9ivh466dec8ig46fvqftk3
- google-site-verification=N7k6uHpZlBdv6aCRQItDHPRJmh46gHFHWU_nZ3u36bs
- cisco-ci-domain-verification=620b50a6060e80e0bf98e886658c4e0479c9cd61ce93ee4d1c459ccc92d28d2b
- duo_sso_verification=usfhxVNMMlM3jf8TFj3KjlaI9AgG4Smvku7BxAKfGabycpSxOkcyJhruLyPL1p9P
- SPFv=spf1 ip4:24.252.238.81 ip4:50.223.178.201 ip4:50.223.178.203 ip4:50.223.178.208 ip4:216.226.198.6 ip4:20.118.176.15 ip4:20.118.176.58 include:_spf.google.com include:mg.infinitecampus.org ip4:205.201.135.18 include:spf.mandrillapp.com include:customerspf.schoolmessenger.com include:_spf.paubox.com ~all
Full email verification for guhsd.net
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