Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
geosystem.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 13:57:26 UTC · ↺ Refresh
MX Hostnames
- ALT2.ASPMX.L.GOOGLE.COM
- ALT4.ASPMX.L.GOOGLE.COM
- ASPMX.L.GOOGLE.COM
- ALT3.ASPMX.L.GOOGLE.COM
- ALT1.ASPMX.L.GOOGLE.COM
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 177.12.171.168
Mail Server IPs
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 142.251.167.26 ↩ ww-in-f26.1e100.net
- 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net
SOA Record
Raw SOA
dns1.kinghost.com.br abuse.kinghost.net 2512310640 86400 14400 604800 3600
Primary NS (mname)
dns1.kinghost.com.br
Admin Email (rname)
abuse@kinghost.net
Serial
2512310640
Refresh
86400s
Retry
14400s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns4.kinghost.com.br
dns2.kinghost.com.br
dns6.kinghost.com.br
dns3.kinghost.com.br
dns1.kinghost.com.br
dns5.kinghost.com.br
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:_spf.kinghost.net include:_spf.google.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=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
6 records- SPFv=spf1 a mx include:_spf.kinghost.net include:_spf.google.com ~all
- _globalsign-domain-verification=eI4ozT2bOR7T7IRZrjBc8dGzJEGmSEUlmpxzYBsBgQ
- google-site-verification=Qksat-8SBXiQUjFpZrbaFdpdvitpZDnpVXU1MJwySSw
- t42rltk4k61e3k02l0iecbp5g7
- google-site-verification=HyI5cx1RY2Na-S0rCtuBL_dtVlsFT4qM7ATTGc04RJk
- _globalsign-domain-verification=GKBDhVFjcTu3_CNKP5Xs7HyK5eDjCu8YsH0yS-0ijp
Full email verification for geosystem.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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