Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
neotass.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 20:38:06 UTC · ↺ Refresh
MX Hostnames
- neotass-com-br.mail.protection.outlook.com
MX Priorities
- neotass-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 177.234.150.10 ↩ srv2.contactohost.com.br
Mail Server IPs
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.contactohost.com.br php1970.gmail.com 2026031903 3600 1800 1209600 86400
Primary NS (mname)
ns1.contactohost.com.br
Admin Email (rname)
php1970@gmail.com
Serial
2026031903
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.contactohost.com.br
ns2.contactohost.com.br
SPF Record
✓ Strict (-all)
v=spf1 ip4:177.234.150.10 +a +mx +ip4:177.234.149.13 +include:_spf.google.com +include:spf1.auinmeio.com.br +include:spf2.auinmeio.com.br +include:spf1.tuningdns.com +ip4:75.102.8.99 +include:spf.protection.outlook.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
default._domainkey
mail._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
4 records- SPFv=spf1 ip4:177.234.150.10 +a +mx +ip4:177.234.149.13 +include:_spf.google.com +include:spf1.auinmeio.com.br +include:spf2.auinmeio.com.br +include:spf1.tuningdns.com +ip4:75.102.8.99 +include:spf.protection.outlook.com -all
- MS=ms36294830
- google-site-verification=I4GRbgPy9CyUs1hghFmOsAABZOWzBx-ZAV_L_NMvFyU
- MS=DA20E096FD2B4497986D14261AE40B272CE62B03
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 neotass.com.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits