Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sp.senac.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 08:54:00 UTC · ↺ Refresh
MX Hostnames
- smtp.sp.senac.br
MX Priorities
- smtp.sp.senac.br: 10
A / AAAA Records
- 187.51.127.161 ↩ origin.aka.www.sp.senac.br
Mail Server IPs
- 187.51.127.13 ↩ smtp.sp.senac.br
SOA Record
Raw SOA
ges-dnsext01.sp.senac.br anderson.sp.senac.br 2109203254 1200 600 1209600 3600
Primary NS (mname)
ges-dnsext01.sp.senac.br
Admin Email (rname)
anderson@sp.senac.br
Serial
2109203254
Refresh
1200s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ges-dnsext01.sp.senac.br
ges-dnsext02.sp.senac.br
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.aknamail.com.br include:spsspf.sp.senac.br include:mh.blackboard.com include:spf.protection.outlook.com ip4:187.51.127.0/24 ip4:74.163.241.212/30 ip4:74.163.100.32/28 ip4:20.127.10.16/30 ip4:20.206.185.160/30 -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=s; rf=afrf
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- e81e9871-68e3-479d-9d53-41457ce802b9
- MXnfKvIgpNNlXcQdanCcqygOFAOWuWrrD7IyuKVSjmyrDMfJGSKwyOuwtveaHwRD/LUxlmhMUNIeHYOMXDg8KQ==
- google-site-verification=6hIqR_qKOUse2W2BcvOQzZldK6r6oZdE29lth5QiQzQ
- 59a48450-dfb5-4a63-b238-dfd751675f0f
- atlassian-domain-verification=KcFDPRgYmWv59OupmCXzUveiHhb8YUBfPXavH0Hz7QxYe0JePFSF078SbhCtUuqa
- notion-domain-verification=WgImqwVSyP8eDaKvHSOzW1r6ZtxWQvbR7K8D4d01Kzw
- SPFv=spf1 a mx include:spf.aknamail.com.br include:spsspf.sp.senac.br include:mh.blackboard.com include:spf.protection.outlook.com ip4:187.51.127.0/24 ip4:74.163.241.212/30 ip4:74.163.100.32/28 ip4:20.127.10.16/30 ip4:20.206.185.160/30 -all
- _globalsign-domain-verification=stkS6u-X40G-hTZ64GM8lRn_qzVlvwWTO_KCQn4rgs
- apple-domain-verification=3XptKvXcItzarXvX
- google-site-verification=nFJsmqNVXu_ow4PgAjUeOMv35BO11AMTvycUA7xc67Q
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