Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rolanddg.com.br
Yes
✓ Yes
SendGrid
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 17:29:52 UTC · ↺ Refresh
MX Hostnames
- rolanddg-com-br.mail.protection.outlook.com
- mx.sendgrid.net
MX Priorities
- mx.sendgrid.net: 10
- rolanddg-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 40.82.255.131
Mail Server IPs
- 16.52.110.174 ↩ ec2-16-52-110-174.ca-central-1.compute.amazonaws.com
- 34.198.67.24 ↩ ec2-34-198-67-24.compute-1.amazonaws.com
- 15.222.160.229 ↩ ec2-15-222-160-229.ca-central-1.compute.amazonaws.com
- 16.52.61.209 ↩ ec2-16-52-61-209.ca-central-1.compute.amazonaws.com
- 3.17.120.38 ↩ ec2-3-17-120-38.us-east-2.compute.amazonaws.com
- 18.224.101.244 ↩ ec2-18-224-101-244.us-east-2.compute.amazonaws.com
- 3.136.245.72 ↩ ec2-3-136-245-72.us-east-2.compute.amazonaws.com
- 44.216.124.122 ↩ ec2-44-216-124-122.compute-1.amazonaws.com
- 13.216.54.185 ↩ ec2-13-216-54-185.compute-1.amazonaws.com
- 52.101.124.5 ↩ mail-tyvp286cu00305.inbound.protection.outlook.com
- 52.101.157.10
- 52.101.157.40
- 52.101.124.0
- 2a01:111:f403:cc1a::
- 2a01:111:f403:cc1a::3
- 2a01:111:f403:cc1f::
- 2a01:111:f403:cc1a::2
SOA Record
Raw SOA
ns1-05.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-05.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4-05.azure-dns.info
ns1-05.azure-dns.com
ns2-05.azure-dns.net
ns3-05.azure-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net include:mail.zendesk.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
2 records- SPFv=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net include:mail.zendesk.com ~all
- MS=ms66371489
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