Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gymnasium-odenthal.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 11:14:29 UTC · ↺ Refresh
MX Hostnames
- mx.nrw.schule
MX Priorities
- mx.nrw.schule: 10
A / AAAA Records
- 92.205.182.7 ↩ 7.182.205.92.host.secureserver.net
Mail Server IPs
- 194.77.248.232 ↩ mx.nrw.schule
SOA Record
Raw SOA
ns1.ichlerneimnetz.de webmaster.gymnasium-odenthal.de 1772443222 10800 3600 604800 10800
Primary NS (mname)
ns1.ichlerneimnetz.de
Admin Email (rname)
webmaster@gymnasium-odenthal.de
Serial
1772443222
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns1.ichlerneimnetz.de
pdns02.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=_spf.ext.nrw.schule
📊 DNS lookups: 1/10
DMARC Record
✗ p=none
v=DMARC1; p=none; adkim=r; aspf=r; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 5 chars (valid)
⚠ Public key too short (5 chars) — DKIM may be invalid.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 redirect=_spf.ext.nrw.schule
- apple-domain-verification=wxkk4uHZIV28E8m6
- rt308m89lmdhh25e3lotb8hqpb
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