Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
szbz.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 03:57:11 UTC · ↺ Refresh
MX Hostnames
- szbz-de.mail.protection.outlook.com
MX Priorities
- szbz-de.mail.protection.outlook.com: 0
A / AAAA Records
- 152.53.109.192 ↩ v2202410193942288641.happysrv.de
Mail Server IPs
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-408.awsdns-51.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-408.awsdns-51.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1979.awsdns-55.co.uk
ns-408.awsdns-51.com
ns-883.awsdns-46.net
ns-1241.awsdns-27.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com include:spf.crsend.com include:agenturserver.de include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 5/10
~ 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
✓ 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
5 records- google-site-verification=rKJYULIeUZixDo8yw0AHmerV71_o2H8nhTKEFWOmzXQ
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrLHiExVd55zd/IQ/J/mRwSRMAocV/hMB3jXwaHH36d9NaVynQFYV8NaWi69c1veUtRzGt7yAioXqLj7Z4TeEUoOLgrKsn8YnckGs9i3B3tVFB+Ch/4mPhXWiNfNdynHWBcPcbJ8kjEQ2U8y78dHZj1YeRXXVvWob2OaKynO8/lQIDAQAB;
- SPFv=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com include:spf.crsend.com include:agenturserver.de include:_spf.psm.knowbe4.com ~all
- brevo-code:666f4adc2c6b6b26a13068418f91facd
- facebook-domain-verification=ri0d7tykkx03vii3qge50rlrgqgoag
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