Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
open.de
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 06:08:32 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
MX Priorities
- alt4.aspmx.l.google.com: 10
- alt2.aspmx.l.google.com: 5
- alt1.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
A / AAAA Records
- 194.6.210.88
- 2a00:f48:1008::210:88:10
Mail Server IPs
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.115.26 ↩ bg-in-f26.1e100.net
- 2607:f8b0:4004:c19::1b ↩ bk-in-f27.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
SOA Record
Raw SOA
a.ns14.net hostmaster.interlutions.de 2025120402 43200 7200 1209600 86400
Primary NS (mname)
a.ns14.net
Admin Email (rname)
hostmaster@interlutions.de
Serial
2025120402
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
a.ns14.net
d.ns14.net
c.ns14.net
b.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.codepiraten.com include:_spf.open_de._d.easydmarc.pro -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- DirectFedPassiveSignInUri=https://accounts.google.com/o/saml2/idp?idpid=C04b0625l
- MS=ms90661886
- google-site-verification=OVDBn77JEdKLEQ7NrixKGikeOaCd-E4LMmtBhIip1Mg
- google-site-verification=4EUf4W8NjvPp8AcbOX1uvDN7y7aYZAqqjCcM0_jK73Y
- apple-domain-verification=mgfL1yYSvalcxS9E
- SPFv=spf1 include:spf.codepiraten.com include:_spf.open_de._d.easydmarc.pro -all
- jetbrains-domain-verification=6ov3mge10xhk2zzqboeqt9oy1
- atlassian-domain-verification=1QabC6cQtBF0tCB2GHUGS6WAivhFS6SXGtLIfO2xglyBEtp2WxNrlLu7ycrRgHPg
- DirectFedAuthUrl=https://accounts.google.com/o/saml2/idp?idpid=C04b0625l
- google-site-verification=R4VNojmneFdMEtintPHaineLGBsrU7AI0A4_1Yhs7DM
Full email verification for open.de
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