Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mcassab.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 02:34:24 UTC · ↺ Refresh
MX Hostnames
- mcassab-com-br-01.unodata.com.br
- mcassab-com-br-02.unodata.com.br
MX Priorities
- mcassab-com-br-02.unodata.com.br: 10
- mcassab-com-br-01.unodata.com.br: 10
A / AAAA Records
- 104.26.15.44 (no PTR)
- 172.67.74.210 (no PTR)
- 104.26.14.44 (no PTR)
- 2606:4700:20::681a:f2c (no PTR)
- 2606:4700:20::ac43:4ad2 (no PTR)
- 2606:4700:20::681a:e2c (no PTR)
Mail Server IPs
- 158.101.120.133 ↩ mx201.unodata.com.br
- 192.175.104.109 ↩ mx52.unodata.com.br
- 158.101.127.89 ↩ mx200.unodata.com.br
SOA Record
Raw SOA
veda.ns.cloudflare.com dns.cloudflare.com 2399773764 10000 2400 604800 1800
Primary NS (mname)
veda.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399773764
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
veda.ns.cloudflare.com
wesley.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:179.190.21.91/29 include:spf.protection.outlook.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]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
6 records- MS=ms61389599
- i+FOVrBu1W9bkJg+Zs1S3GKpSElTqoeyi+5ykU9v/zloC68kgnIC/0Ur/DdfauUrwtix+bJw5yWa+oerG4B/yg==
- mscid=vOwXyu/WAqHa/GSfxOm1meU3Aw+CHexZaZ+0GxsoUEvqtrBYwjwruvYlknrjOYx/RbRJr7cWewHNdwr1okcjUg==
- SPFv=spf1 ip4:179.190.21.91/29 include:spf.protection.outlook.com ~all
- FB9-ALN-S68
- MS=E5C942D6C151E80366F380C3F5EDDC732193EAD0
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