graueducacional.com.br

Valid Email Server
Domain Lookup › graueducacional.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
graueducacional.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-03 08:04:05 UTC · ↺ Refresh

MX Hostnames

  • SMTP.GOOGLE.COM

MX Priorities

  • smtp.google.com: 1

A / AAAA Records

  • 76.76.21.21 (no PTR)

Mail Server IPs

  • 172.253.139.27 ↩ yuiadsk-in-f27.1e100.net
  • 172.253.62.26 ↩ bc-in-f26.1e100.net
  • 172.253.62.27 ↩ bc-in-f27.1e100.net
  • 192.178.155.27 ↩ yuiadrs-in-f27.1e100.net
  • 172.253.139.26 ↩ yuiadsk-in-f26.1e100.net
  • 2607:f8b0:4004:c23::1a ↩ yuiadrs-in-f26.1e100.net
  • 2607:f8b0:4004:c27::1a ↩ yuiadsk-in-f26.1e100.net
  • 2607:f8b0:4004:c27::1b ↩ yuiadsk-in-f27.1e100.net
  • 2607:f8b0:4004:c07::1a ↩ bc-in-f26.1e100.net

SOA Record

Raw SOA ns1.servhost.com alerta.alerta.servhost.com.br 2026040302 3600 1800 1209600 86400
Primary NS (mname)
ns1.servhost.com
Admin Email (rname)
alerta@alerta.servhost.com.br
Serial
2026040302
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns2.servhost.com
ns3.servhost.com
ns1.servhost.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:208.115.199.98 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
google._domainkey
default._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

3 records
  • SPFv=spf1 ip4:208.115.199.98 include:_spf.google.com ~all
  • MS=0BF969A27DF924F089FCDD0FD31E3D5AE4B83477
  • google-site-verification=5H5G8krkCkel7HR-GD5yh3KT332DOW83yRKZ2Sng64o
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