Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
syhus.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 12:44:45 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- aspmx.l.google.com
- feedback-smtp.us-east-1.amazonses.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- feedback-smtp.us-east-1.amazonses.com: 20
- alt1.aspmx.l.google.com: 5
- alt4.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
A / AAAA Records
- 35.215.103.59
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 34.192.233.193 ↩ ec2-34-192-233-193.compute-1.amazonaws.com
- 18.235.76.96 ↩ ec2-18-235-76-96.compute-1.amazonaws.com
- 3.218.134.115 ↩ ec2-3-218-134-115.compute-1.amazonaws.com
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 172.253.62.27 ↩ bc-in-f27.1e100.net
- 2607:f8b0:4004:c08::1b
SOA Record
Raw SOA
ns1.siteground.net root.m81.siteground.biz 2020100992 86400 7200 3600000 86400
Primary NS (mname)
ns1.siteground.net
Admin Email (rname)
root@m81.siteground.biz
Serial
2020100992
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns2.siteground.net
ns1.siteground.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.amazonses.com include:_spf.rdstation.com.br include:_spf.superlogica.com include:syhus.com.br.spf.auto.dnssmarthost.net include:_spf.rdstation.com.br include:sendgrid.net ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; aspf=r; adkim=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:_spf.amazonses.com include:_spf.rdstation.com.br include:_spf.superlogica.com include:syhus.com.br.spf.auto.dnssmarthost.net include:_spf.rdstation.com.br include:sendgrid.net ~all
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