Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gesobau.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 09:28:30 UTC · ↺ Refresh
MX Hostnames
- gesobau-de.mail.protection.outlook.com
MX Priorities
- gesobau-de.mail.protection.outlook.com: 0
A / AAAA Records
- 5.57.43.34 ↩ gesobau.customer.planetary-quantum.net
Mail Server IPs
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
SOA Record
Raw SOA
ns0.de.colt.net dns-requests.colt.net 2026031000 43200 7200 1209600 86400
Primary NS (mname)
ns0.de.colt.net
Admin Email (rname)
dns-requests@colt.net
Serial
2026031000
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns8.colt.net
ns0.de.colt.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:clmailgw.comline-se.de include:_geso_ext_mail_ip.gesobau.de include:spf.protection.outlook.com include:spf.crsend.com include:amazonses.com include:_spf-dc55.sapsf.eu ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
13 records- google-site-verification=6TFE-3je1WmsqwOo7T5KTg0K-C6Ju0ldAgUVmLqSWk4
- google-site-verification=FW_bQvc13mInzp5JUTN9_WUZtiJ1Wu5QMZz2tkw2i1Y
- google-site-verification=cG-SJLTBUYWWpX1m37BNy1SLN23EaNnUhBitIZRuOJg
- successfactors-site-verification=YzQ1ZDg0ZWMyNjk5NDljYjJmZDExNTIxOTEwZDZjMDE0N2MyOTRmZDA5NzU2ODU5NGFmYzcwZGZhNWM3ZmU0Nw==
- SPFv=spf1 mx include:clmailgw.comline-se.de include:_geso_ext_mail_ip.gesobau.de include:spf.protection.outlook.com include:spf.crsend.com include:amazonses.com include:_spf-dc55.sapsf.eu ~all
- 6etj6smhjo29k046ie3r543ohc
- apple-domain-verification=hQ1jtwiOWNZIDNrv
- MS=ms38346643
- qcnpqktpsf5pg13ce3vja0n8ui
- uLQFyzq7mSCglEhK4AIG9FJHlYggzKiTbZxYsm9FrTnhUJQ8Yh0LU3vSf/s7kuE5hwPUfFBCFcf/xoLyNu88TQ==
- 10c1d566a2ebefaab35869010611615cc45ba8fe275a36fbb1c765147b8b0bec
- 7ria63ns5m714a4timgjq356v0
- b5018049da2a7c59142ba9023dd55dc04f8deed9a9ca39c7c5177f04f09e6f95
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