Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unifor.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 19:49:08 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx2.googlemail.com
- aspmx3.googlemail.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
- aspmx.l.google.com: 1
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 200.253.187.112 (no PTR)
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::1b (no PTR)
- 172.253.63.26 ↩ bi-in-f26.1e100.net
- 2607:f8b0:4004:c07::1a ↩ bc-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
SOA Record
Raw SOA
ns1.unifor.br suporte.unifor.br 100 600 300 86400 5
Primary NS (mname)
ns1.unifor.br
Admin Email (rname)
suporte@unifor.br
Serial
100
Refresh
600s
Retry
300s
Expire
86400s
Minimum TTL
5s
Nameservers (NS)
ns2.unifor.br
ns1.unifor.br
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:200.19.188.0/24 ip4:200.253.187.0/24 ip4:200.253.187.124/32 ip4:200.19.189.0/24 ip4:200.17.34.0/24 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; fo=0:1:d:s; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- _globalsign-domain-verification=__FXnw4SzE05BFe_htRJOcPcBaQ-VqY4hSuzsc6XlE
- _globalsign-domain-verification=gJfZK3ivNIvmGgK-F6GaNWh5AeW_-bIp4i0V0TB8g9
- _globalsign-domain-verification=tK_bjRF79EZJhtZULqZ1P6XAJvl9j9cwdLB_phtqEA
- SPFv=spf1 ip4:200.19.188.0/24 ip4:200.253.187.0/24 ip4:200.253.187.124/32 ip4:200.19.189.0/24 ip4:200.17.34.0/24 include:_spf.google.com ~all
- nj8aph1cdll5cvfe8n293ohb4s
- opl29ho6kuafduielcp32r9ol8
- rgf2unigd94og5pffdfjde1ibo
- usde8bug5255l1fa8o0a0sbf4u
- S10AIY0ECR3678VISFNZHO3FNXY6S0CPI7Y7JETC
- facebook-domain-verification=a71n05wyosffqics288m9cd3n8tuxv
- facebook-domain-verification=ve1cqumiaasseph8p32v5dfz5r8kya
- _globalsign-domain-verification=FxRWAlbRTlo_nNtbZwN6ImfP8H4wqkDXq8I-0gHA5o
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for unifor.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits