Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hfh.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 03:55:02 UTC · ↺ Refresh
MX Hostnames
- hfh-de.mail.protection.outlook.com
MX Priorities
- hfh-de.mail.protection.outlook.com: 1
A / AAAA Records
- 46.229.46.23 ↩ d213.x-mailer.de
Mail Server IPs
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.kcs-netz.de hostmaster.hfh.de 2017060600 86400 7200 3600000 172800
Primary NS (mname)
ns1.kcs-netz.de
Admin Email (rname)
hostmaster@hfh.de
Serial
2017060600
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
172800s
Nameservers (NS)
ns2.kcs-netz.de
ns1.kcs-netz.de
SPF Record
✓ Strict (-all)
v=spf1 a:a75.kcs-server.de include:spf.protection.outlook.com include:spf.sendinblue.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected]!10m; ruf=mailto:[email protected]!10m; rf=afrf; pct=100; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]!10m
↳ Subdomain policy: none
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- k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDjroDLJfzCmXcqBqDMRtqvpKoziDYfd2hqHh6LTXuWv0neh7nP3ScZcrRyEX6z7+6T+bod6WTx+hzCOZL+4YyDpk6Lq/nsCj/enGH0GdN1s95IQKDuFYa2ss3cV1Zlx3QSIsCsMXYf3FZo7sOuciGSRtTA+BtRRpzAmat0YXAogQIDAQAB
- Sendinblue-code:9a906b48fb016161f8afdc634789031d
- SPFv=spf1 a:a75.kcs-server.de include:spf.protection.outlook.com include:spf.sendinblue.com -all
- google-site-verification=uSOHv4UOpNYWCO1DfVzZiwJt-4AKO06Z_Wk48czLxhs
- cm._domainkey.hfh.de
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