Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bueltel.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 05:59:16 UTC · ↺ Refresh
MX Hostnames
- de-smtp-inbound-1.mimecast.com
- de-smtp-inbound-2.mimecast.com
MX Priorities
- de-smtp-inbound-2.mimecast.com: 10
- de-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 176.52.243.135 ↩ r3750.agenturserver.it
Mail Server IPs
- 194.104.108.22 ↩ de-smtp-inbound-1.mimecast.com
- 194.104.110.22 ↩ de-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
pns01.dcsix.net hostmaster.dcsix.net 2026031801 900 900 1800 600
Primary NS (mname)
pns01.dcsix.net
Admin Email (rname)
hostmaster@dcsix.net
Serial
2026031801
Refresh
900s
Retry
900s
Expire
1800s
Minimum TTL
600s
Nameservers (NS)
pns01.dcsix.net
pns02.dcsix.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.acl.at include:spf.protection.outlook.com include:spf.heyrecruit.de include:spf1.bueltel.com include:agenturserver.de include:spf.easybill-mail.de include:amazonses.com include:de._netblocks.mimecast.com -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; adkim=r; aspf=r; rua=mailto:[email protected],mailto:[email protected]!10m; ruf=mailto:[email protected]!10m; rf=afrf; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]!10m
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- Sendinblue-code:9189544ae39eedeb971b4d91360bf812
- D8H4ynldZ5lLGpQdfu077Cth0buWkR7BE+Lnm8mjMU145qjCdhxLZR2/gnGg8krMoNcXEd92+k5eG2YnSPCdJQ==
- ZA=qCyxKtBdsalyOJgOwy4c2g==
- apple-domain-verification=yEEH1oPXY9cAZ9gg
- L8X0NXRL33BTCSCKEM5A2M6XFCMZTKHGASQPLCM3
- 0ed1fe018a8976f7b884364f8d996c5ade11e99c2f
- atlassian-domain-verification=TF3qwWU3f8og3dfG8/521utc0Yyy30V50uaBobBXm3vWCTSKtZ5ZsphYaFX4EYMX
- tmes=c3d0d71a0ae3a73423ab7328479f3327
- SPFv=spf1 include:spf.acl.at include:spf.protection.outlook.com include:spf.heyrecruit.de include:spf1.bueltel.com include:agenturserver.de include:spf.easybill-mail.de include:amazonses.com include:de._netblocks.mimecast.com -all
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