Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nutshell.de
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 07:04:59 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 50
- aspmx.l.google.com: 10
A / AAAA Records
- 185.237.66.229 ↩ shared-clump0025-web.agenturserver.it
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.115.26 ↩ bg-in-f26.1e100.net
- 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net
SOA Record
Raw SOA
ns01.agenturserver.de support.mittwald.de 1774610225 28800 7200 604800 450
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
1774610225
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
450s
Nameservers (NS)
ns01.agenturserver.de
ns01.agenturserver.it
ns01.agenturserver.co
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.mailjet.com a mx a:h1745522.stratoserver.net ip4:85.214.254.6 include:agenturserver.de include:_spf.google.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate 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
✓ 2 found
google._domainkey
mail._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
5 records- google-site-verification=k-tMM0jeHVlDOw2weZmtCHBRtQ49hgurjU8DJgoxyM0
- SPFv=spf1 include:spf.mailjet.com a mx a:h1745522.stratoserver.net ip4:85.214.254.6 include:agenturserver.de include:_spf.google.com include:spf.protection.outlook.com ~all
- MS=ms77081649
- openai-domain-verification=dv-XOHrUgLiAVbWr3W3oaD8UVdY
- brevo-code:9cf45803649226fef98d5e910602ad86
Full email verification for nutshell.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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