Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dtpartners.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 18:54:36 UTC · ↺ Refresh
MX Hostnames
- dtpartners-com.mail.protection.outlook.com
MX Priorities
- dtpartners-com.mail.protection.outlook.com: 0
A / AAAA Records
- 5.161.106.40 ↩ static.40.106.161.5.clients.your-server.de
Mail Server IPs
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
curitiba.ns.porkbun.com dns.cloudflare.com 2397961635 10000 2400 604800 1800
Primary NS (mname)
curitiba.ns.porkbun.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397961635
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
salvador.ns.porkbun.com
curitiba.ns.porkbun.com
fortaleza.ns.porkbun.com
maceio.ns.porkbun.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:5.161.106.40 ip4:18.204.162.204 ip4:173.14.217.193 a:azure.quotevalet.com include:sendgrid.net include:spf.protection.outlook.com include:amazonses.com include:spf.myconnectwise.net -all
📊 DNS lookups: 5/10
✓ 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
✓ 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
5 records- asv=b8b9cbf97379591465965543ad5996d0
- google-site-verification=TG4X38R7eVIlQcFcLbkw-ewrEZWPu1b7h2GfwQwmTPY
- google-site-verification=Z0AISwgcW7z2syPMuofi6jG605ZqBdTv6kIerWqVr6s
- SPFv=spf1 ip4:5.161.106.40 ip4:18.204.162.204 ip4:173.14.217.193 a:azure.quotevalet.com include:sendgrid.net include:spf.protection.outlook.com include:amazonses.com include:spf.myconnectwise.net -all
- apple-domain-verification=TjhKOL0O2dsxCFq0
Full email verification for dtpartners.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits