Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
residenz-trier.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 06:56:22 UTC · ↺ Refresh
MX Hostnames
- mail.residenz-trier.de
MX Priorities
- mail.residenz-trier.de: 10
A / AAAA Records
- 62.204.183.76 ↩ mail.itc-gmbh.eu
Mail Server IPs
- 5.181.117.15 ↩ mail.residenz-trier.de
SOA Record
Raw SOA
ns1.itc-services.info support.itc-services.eu 2026021988 28800 7200 604800 3600
Primary NS (mname)
ns1.itc-services.info
Admin Email (rname)
support@itc-services.eu
Serial
2026021988
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.itc-services.info
ns1.itc-services.info
ns3.itc-services.info
SPF Record
✓ Strict (-all)
v=spf1 a mx a:residenz-hotel-trier.de a:pmg.residenz-trier.de ip4:5.181.117.15 ip4:62.204.183.76 include:spf.hgcloud.de -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;adkim=s;aspf=s;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
s1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx a:residenz-hotel-trier.de a:pmg.residenz-trier.de ip4:5.181.117.15 ip4:62.204.183.76 include:spf.hgcloud.de -all
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