Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
grupp.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 20:11:04 UTC · ↺ Refresh
MX Hostnames
- grupp-de.mail.protection.outlook.com
MX Priorities
- grupp-de.mail.protection.outlook.com: 0
A / AAAA Records
- 5.35.234.71 ↩ vwp12727.webpack.hosteurope.de
Mail Server IPs
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns63.domaincontrol.com dns.jomax.net 2026022301 28800 7200 604800 600
Primary NS (mname)
ns63.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026022301
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns64.domaincontrol.com
ns63.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:185.61.29.114 include:spf.protection.outlook.com include:spf.m-1.eu-1.quentn.com include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ 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: 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
9 records- SPFv=spf1 ip4:185.61.29.114 include:spf.protection.outlook.com include:spf.m-1.eu-1.quentn.com include:spf-de.emailsignatures365.com -all
- MS=ms89677849
- 1t64e9vglgl8fmmdc78t6n8sqg
- MS=ms54326277
- viksc4vup5n28gcjd9r3a1k6ah
- tv1pbrkumsjt52cvqbp0ut801l
- M696QMy_8ULAXq7rjptFPTxYI6FbP-we
- smartsheet-site-validation=BmqNfbU9gJzlS5N-13dxfTNeIPgk-0fl
- openai-domain-verification=dv-qJcglfaocN2S9Vm2AxKU9xME
Full email verification for grupp.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits