guthke-immobilien.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago

Domain

Valid Email Server

Yes

Has MX Records

✓ Yes

Email Provider

Unknown

Disposable

Free Provider

Role Account

⚠ Yes

Email Relay

Privacy Protected

Checked via [email protected] · 2026-03-18 05:57:00 UTC · ↺ Refresh

MX Hostnames

mx19a.antispameurope.com
mx19c.antispameurope.com
mx19d.antispameurope.com
mx19b.antispameurope.com

MX Priorities

mx19c.antispameurope.com: 30
mx19d.antispameurope.com: 40
mx19a.antispameurope.com: 10
mx19b.antispameurope.com: 20

A / AAAA Records

85.13.151.23 ↩ dd32708.kasserver.com

Mail Server IPs

94.100.132.100 ↩ hsmx01.antispameurope.com
83.246.65.85 ↩ hsmx01-hz2.antispameurope.com

SOA Record

                  Raw SOA
                  ns3.kasserver.com hostmaster.kasserver.com 2510271223 28800 7200 1209600 7200                

Primary NS (mname)

ns3.kasserver.com

Admin Email (rname)

hostmaster@kasserver.com

Serial

2510271223

Refresh

28800s

Retry

7200s

Expire

1209600s

Minimum TTL

7200s

Nameservers (NS)

                      ns4.kasserver.com                    

                      ns3.kasserver.com                    

SPF Record

✓ Strict (-all)

                    v=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com -all                  

📊 DNS lookups: 2/10

✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found

                      selector1._domainkey
                    

                      selector2._domainkey
                    

✓ Public key: 392 chars (valid)

✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records

google-site-verification=B6Cv90z4bf-0Zc0kn8yK12I4UemUl1-Dn7wctV09leo
SPFv=spf1 include:spf.protection.outlook.com include:spf.hornetsecurity.com -all
MS=ms31360142

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