Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
htw-saarland.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 08:12:45 UTC · ↺ Refresh
MX Hostnames
- mx-gate2.mail.hiz-saarland.de
- m-relay.rz.uni-saarland.de
- m-relay2.rz.uni-saarland.de
- mx-gate1.mail.hiz-saarland.de
MX Priorities
- mx-gate1.mail.hiz-saarland.de: 30
- m-relay.rz.uni-saarland.de: 50
- m-relay2.rz.uni-saarland.de: 50
- mx-gate2.mail.hiz-saarland.de: 40
A / AAAA Records
- 134.96.210.156 ↩ prestudieren.htw-saarland.de
Mail Server IPs
- 134.96.40.66 ↩ mx-gate1.mail.hiz-saarland.de
- 134.96.7.3 ↩ m-relay.rz.uni-saarland.de
- 134.96.7.8 ↩ eris.rz.uni-saarland.de
- 134.96.40.67 ↩ mx-gate2.mail.hiz-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
ns.htw-saarland.de
ns1.htw-saarland.de
dns-1.dfn.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 ~all
📊 DNS lookups: 2/10
~ 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
9 records- autodesk-domain-verification=8IcSR0CBTytxaS1rCDOt
- MS=B15777860A2752F9179590E0629A6D35DB7F8564
- adobe-idp-site-verification=b8030a1ed47b4b48e005981cbd27f9a894ab1232caec537d13e0434006288ab2
- apple-domain-verification=OmBfJDtXqXy5tKOT
- F37-KG8-n02
- qzCxpSarCHRbgnjLv9xUzB5aRPu1S53AaMCxGfIosovB7ip9eGzF6lXGMrhWcrYbv0fryMcyhg1shMGmXwtQbw==
- HARICA-mFE8JvMLd5pQhmCITY6
- MS=ms30387737
- SPFv=spf1 a mx ip4:134.96.7.0/24 ip4:134.96.40.64/28 ip6:2001:638:200:853F:0:1::/112 ~all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for htw-saarland.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits