Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
certi.org.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 06:04:20 UTC · ↺ Refresh
MX Hostnames
- ALT2.ASPMX.L.GOOGLE.COM
- ALT4.ASPMX.L.GOOGLE.COM
- iridio.certi.org.br
- ASPMX.L.GOOGLE.COM
- ALT3.ASPMX.L.GOOGLE.COM
- ALT1.ASPMX.L.GOOGLE.COM
- iridio.certi.org.br
MX Priorities
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- iridio.certi.org.br: 15
- iridio.certi.org.br: 20
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 104.26.13.49 (no PTR)
- 104.26.12.49
- 172.67.71.104
- 2606:4700:20::681a:c31
- 2606:4700:20::681a:d31
- 2606:4700:20::ac43:4768
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 172.253.63.27 ↩ bi-in-f27.1e100.net
- 2607:f8b0:4004:c1d::1b ↩ ww-in-f27.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
- 177.71.112.138 ↩ iridio.certi.org.br
SOA Record
Raw SOA
adi.ns.cloudflare.com dns.cloudflare.com 2400655656 10000 2400 604800 1800
Primary NS (mname)
adi.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400655656
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
lou.ns.cloudflare.com
adi.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:177.71.112.138 ip4:177.71.112.140 ip4:186.202.60.8 ip4:187.45.187.131 ip4:187.45.189.83 include:_spf.rdstation.com.br include:relay.mailchannels.net include:_spf.google.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; 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: 392 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
8 records- MS=ms11062675
- SDDCRQ0SQFUK38NDLG9F70AVSJ
- apple-domain-verification=L6NUYXL4YKZEq0fX
- facebook-domain-verification=r4bfs475usaatgzwbhkumg1aoa67a4
- google-site-verification=4tzSr5DbpRoTv-3mQ1_o3mybrFD9F9hyTGhMJUL5m2M
- google-site-verification=Brw9g7g2v37j5tZ3C1WkpiU9LmQUv2DGmsnI9C49gj0
- ufscmh3b04rubs33dg1sfuccks
- SPFv=spf1 mx ip4:177.71.112.138 ip4:177.71.112.140 ip4:186.202.60.8 ip4:187.45.187.131 ip4:187.45.189.83 include:_spf.rdstation.com.br include:relay.mailchannels.net include:_spf.google.com ~all
Full email verification for certi.org.br
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