Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
matsci.uni-saarland.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 19:56:35 UTC · ↺ Refresh
MX Hostnames
- m-relay.rz.uni-saarland.de
- m-relay2.rz.uni-saarland.de
MX Priorities
- m-relay2.rz.uni-saarland.de: 20
- m-relay.rz.uni-saarland.de: 50
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 134.96.7.8 ↩ eris.rz.uni-saarland.de
- 134.96.7.3 ↩ m-relay.rz.uni-saarland.de
SOA Record
Raw SOA
ns.rz.uni-saarland.de hostmaster.uni-saarland.de 2026032501 14400 3600 1209600 3600
Primary NS (mname)
ns.rz.uni-saarland.de
Admin Email (rname)
hostmaster@uni-saarland.de
Serial
2026032501
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns.rz.uni-saarland.de
ns1.rz.uni-saarland.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:134.96.7.0/24 ip4:134.96.40.64/28 ip6:2001:638:200:853F:0:1::/112 include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
1 record- SPFv=spf1 a mx ip4:134.96.7.0/24 ip4:134.96.40.64/28 ip6:2001:638:200:853F:0:1::/112 include:spf.protection.outlook.com ~all
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