Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
desy.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 12:22:26 UTC · ↺ Refresh
MX Hostnames
- a1721.mx.srv.dfn.de
- c1721.mx.srv.dfn.de
- b1721.mx.srv.dfn.de
MX Priorities
- b1721.mx.srv.dfn.de: 20
- c1721.mx.srv.dfn.de: 20
- a1721.mx.srv.dfn.de: 20
A / AAAA Records
- 131.169.5.106 ↩ www.desy.de
Mail Server IPs
- 194.95.234.112 ↩ b1721.mx.srv.dfn.de
- 2001:638:d:c302:acdc:1979:2:56 ↩ b1721.mx.srv.dfn.de
- 194.95.238.112 ↩ c1721.mx.srv.dfn.de
- 2001:638:d:c303:acdc:1979:2:56 ↩ c1721.mx.srv.dfn.de
- 194.95.232.112 ↩ a1721.mx.srv.dfn.de
- 2001:638:d:c301:acdc:1979:2:56 ↩ a1721.mx.srv.dfn.de
SOA Record
Raw SOA
milky.desy.de noc.desy.de 2384116520 1800 900 604800 600
Primary NS (mname)
milky.desy.de
Admin Email (rname)
noc@desy.de
Serial
2384116520
Refresh
1800s
Retry
900s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
dwalin.nikhef.nl
milky.desy.de
ext-dns-2.cern.ch
way.desy.de
dns-2.dfn.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf1.desy.de include:_spf2.desy.de include:_spf.zimpel.de include:aspmx.pardot.com a:web07.hosting.astendo.de ?all
📊 DNS lookups: 5/10
? Neutral (?all) — no enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- SPFv=spf1 include:_spf1.desy.de include:_spf2.desy.de include:_spf.zimpel.de include:aspmx.pardot.com a:web07.hosting.astendo.de ?all
- cisco-ci-domain-verification=59878483e4881ac6dea5eb1d6b9f75b94fc05206ad35a47e224ffb31f1ec72aa
- _globalsign-domain-verification=ro-lbcWwCRY5nLv0UFTFbaR8zhnI0Bs9TwrfdmPD5-
- pardot871621=e924fdfee4e6308b84ccf37b7116e08211df04d123a86c1fd9cca01682fcbe7b
- globalsign-domain-verification=ro-lbcWwCRY5nLv0UFTFbaR8zhnI0Bs9TwrfdmPD5
- HARICA-buuGNklJfCVaO3igLZE
- google-site-verification=Es9Pmp495cMgDRykWNAsCRWGutFSQJTRgI1pmDMzQ7E
- MS=ms25975164
- jamf-site-verification=IhsaJKXjMwxgqQ6BLavOYQ
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