med.uni-heidelberg.de

Valid Email Server
Domain Lookup › med.uni-heidelberg.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
med.uni-heidelberg.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-18 02:59:22 UTC · ↺ Refresh

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MX Hostnames

  • relay2.med.uni-heidelberg.de
  • relay1.med.uni-heidelberg.de

MX Priorities

  • relay2.med.uni-heidelberg.de: 10
  • relay1.med.uni-heidelberg.de: 0

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 129.206.95.72 ↩ relay2.med.uni-heidelberg.de
  • 129.206.95.71 ↩ relay1.med.uni-heidelberg.de

SOA Record

Raw SOA dns01.med.uni-heidelberg.de dns-admin.med.uni-heidelberg.de 2009031546 1800 900 3600000 900
Primary NS (mname)
dns01.med.uni-heidelberg.de
Admin Email (rname)
dns-admin@med.uni-heidelberg.de
Serial
2009031546
Refresh
1800s
Retry
900s
Expire
3600000s
Minimum TTL
900s

Nameservers (NS)

dns2.uni-heidelberg.de
dns01.med.uni-heidelberg.de
dns.uni-heidelberg.de
dns02.med.uni-heidelberg.de

SPF Record

✓ Strict (-all)
v=spf1 mx a:relay1.med.uni-heidelberg.de a:relay2.med.uni-heidelberg.de ip4:129.206.95.71/32 ip4:129.206.95.72/32 include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]

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

5 records
  • apple-domain-verification=Wbi2fngMW2czAkYK
  • MS=995E141DE9CFAD735B5B3B238DD0621DAD5AD676
  • SPFv=spf1 mx a:relay1.med.uni-heidelberg.de a:relay2.med.uni-heidelberg.de ip4:129.206.95.71/32 ip4:129.206.95.72/32 include:spf.protection.outlook.com -all
  • cisco-ci-domain-verification=19ca0b81fab28a201c6dde6b33eedbcbf9b43ee3a135bfdea5b3c24c404637d8
  • atlassian-domain-verification=PadpbONF8vURYH3huiXt9kcTOO/D6B5P6XF5oBFTIXh1AfszwMtLKDOqVB51HSwc
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