cs.uni-saarland.de

Valid Email Server
Domain Lookup › cs.uni-saarland.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cs.uni-saarland.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-25 14:02:18 UTC · ↺ Refresh

MX Hostnames

  • mailin.cs.uni-saarland.de
  • mail.cs.uni-saarland.de
  • mail.uni-sb.de

MX Priorities

  • mailin.cs.uni-saarland.de: 45
  • mail.cs.uni-saarland.de: 40
  • mail.uni-sb.de: 50

A / AAAA Records

  • 134.96.226.158 ↩ detour.cs.uni-saarland.de

Mail Server IPs

  • 134.96.254.201 ↩ mailin.cs.uni-saarland.de
  • 134.96.254.200 ↩ mail.cs.uni-saarland.de
  • 134.96.252.33 ↩ mail.uni-sb.de

SOA Record

Raw SOA ns.cs.uni-sb.de net.cs.uni-saarland.de 2026032500 21600 3600 900000 86400
Primary NS (mname)
ns.cs.uni-sb.de
Admin Email (rname)
net@cs.uni-saarland.de
Serial
2026032500
Refresh
21600s
Retry
3600s
Expire
900000s
Minimum TTL
86400s

Nameservers (NS)

ns.cs.uni-sb.de
ns.cs.uni-saarland.de
ns.rz.uni-saarland.de
ns.uni-sb.de
dns0.mpi-klsb.mpg.de
dns1.mpi-klsb.mpg.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:134.96.254.200 ip4:134.96.254.201 ip4:134.96.252.33 ip4:134.96.7.0/24 ip4:134.96.40.64/28 ip6:2001:638:200:853F:0:1::/112 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;sp=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=s;adkim=r;fo=0;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✗ None detected

No 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 mx ip4:134.96.254.200 ip4:134.96.254.201 ip4:134.96.252.33 ip4:134.96.7.0/24 ip4:134.96.40.64/28 ip6:2001:638:200:853F:0:1::/112 ~all
  • google-site-verification=2xsh5aXogfuo-EBBYaV3125EE8OqBDwEGItp2NRbGhU
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