Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fz-juelich.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 09:19:41 UTC · ↺ Refresh
MX Hostnames
- mailgw-e01.its.kfa-juelich.de
- mailgw-k01.its.kfa-juelich.de
MX Priorities
- mailgw-e01.its.kfa-juelich.de: 10
- mailgw-k01.its.kfa-juelich.de: 10
A / AAAA Records
- 134.94.130.222 ↩ www.fz-juelich.de
Mail Server IPs
- 134.94.4.38 ↩ mailgw-e01.its.kfa-juelich.de
- 134.94.4.39 ↩ mailgw-k01.its.kfa-juelich.de
SOA Record
Raw SOA
dns-1.fz-juelich.de hostmaster.fz-juelich.de 2023110751 21600 1800 1209600 3600
Primary NS (mname)
dns-1.fz-juelich.de
Admin Email (rname)
hostmaster@fz-juelich.de
Serial
2023110751
Refresh
21600s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns-1.dfn.de
dns-1.fz-juelich.de
dns-2.fz-juelich.de
dns-2.dfn.de
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:134.94.4.32/27 ip4:134.94.130.39 mx ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=50;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 ip4:134.94.4.32/27 ip4:134.94.130.39 mx ~all
- smartsheet-site-validation=meBaMf8aJI9vkU3a2bG-s4dJlElOz75Z
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