Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gws-wohnen.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 04:31:17 UTC · ↺ Refresh
MX Hostnames
- gwswohnen-de0i.mail.protection.outlook.com
- mx01.gws-dortmund.de
MX Priorities
- mx01.gws-dortmund.de: 10
- gwswohnen-de0i.mail.protection.outlook.com: 20
A / AAAA Records
- 195.253.4.109 ↩ ip109-4-253-195.un-online.farm.knipp.de
Mail Server IPs
- 212.29.45.253 ↩ mx01.gws-dortmund.de
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns2.knipp.de dnsmaster.irondns.net 2024013047 10800 3000 2419200 900
Primary NS (mname)
ns2.knipp.de
Admin Email (rname)
dnsmaster@irondns.net
Serial
2024013047
Refresh
10800s
Retry
3000s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
ns3.knipp.de
ns2.knipp.de
ns17.knipp.net
SPF Record
✓ Strict (-all)
v=spf1 a mx mx:unternehmen-online.de ip4:85.22.180.33 ip4:85.22.71.250 include:spf.protection.outlook.com include:spf.eu.signature365.net include:_spf.aareon.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
4 records- SPFv=spf1 a mx mx:unternehmen-online.de ip4:85.22.180.33 ip4:85.22.71.250 include:spf.protection.outlook.com include:spf.eu.signature365.net include:_spf.aareon.com -all
- _globalsign-domain-verification=u_-1_epid_SMSWWkAia372_5L4kMygP0C6rw_FmcPw
- google-site-verification=lhFHtdN2GbWCUOLT2pqMf1xm1h1_0Jq0wBSzg5LTdJU
- MS=ms56777464
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