Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
stadtwerke-hamm.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 19:02:55 UTC · ↺ Refresh
MX Hostnames
- stadtwerkehamm-de02e.mail.protection.outlook.com
MX Priorities
- stadtwerkehamm-de02e.mail.protection.outlook.com: 0
A / AAAA Records
- 212.37.48.146 ↩ n4.stadtwerke-hamm.de
Mail Server IPs
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.helinet.de m\.zerm.stadtwerke-hamm.de 2026012295 10800 3600 604800 10800
Primary NS (mname)
dns1.helinet.de
Admin Email (rname)
m\@zerm.stadtwerke-hamm.de
Serial
2026012295
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
dns1.helinet.de
secondary.hamcom.de
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:212.37.48.150/32 ip4:212.37.50.72/32 ip4:88.198.166.180/32 ip4:87.118.116.204/32 ip4:87.118.117.204/32 include:spf.nl2go.com include:_spf.recruiting-portal.com include:spf.protection.outlook.com include:spf.academymaker.de ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
2 records- amazonses:YDtSGEmdg/Vgvl/g6gZQys5bJQCYmGUccbG97if/dYI=
- SPFv=spf1 ip4:212.37.48.150/32 ip4:212.37.50.72/32 ip4:88.198.166.180/32 ip4:87.118.116.204/32 ip4:87.118.117.204/32 include:spf.nl2go.com include:_spf.recruiting-portal.com include:spf.protection.outlook.com include:spf.academymaker.de ~all
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