Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gesamtschule-stolberg.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 03:02:20 UTC · ↺ Refresh
MX Hostnames
- gesamtschulestolberg-de03b.mail.protection.outlook.com
MX Priorities
- gesamtschulestolberg-de03b.mail.protection.outlook.com: 10
A / AAAA Records
- 185.30.32.161 ↩ s161.goserver.host
Mail Server IPs
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.webgo.de hostmaster.webgo.de 2018101801 28800 7200 1309600 86400
Primary NS (mname)
ns1.webgo.de
Admin Email (rname)
hostmaster@webgo.de
Serial
2018101801
Refresh
28800s
Retry
7200s
Expire
1309600s
Minimum TTL
86400s
Nameservers (NS)
ns1.webgo.de
ns2.webgo.de
ns3.webgo.de
ns4.webgo.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:spf.protection.outlook.com ~all
- apple-domain-verification=pv23wmeePExjSpXW
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