Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
stwbo-netz.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 12:31:37 UTC · ↺ Refresh
MX Hostnames
- mx20.stadtwerke-bochum.de
- mx10.stadtwerke-bochum.de
MX Priorities
- mx10.stadtwerke-bochum.de: 10
- mx20.stadtwerke-bochum.de: 10
A / AAAA Records
- 85.215.250.18 ↩ ip85-215-250-18.pbiaas.com
Mail Server IPs
- 94.125.209.7 ↩ mx10.stadtwerke-bochum.de
- 94.125.209.8 ↩ mx20.stadtwerke-bochum.de
SOA Record
Raw SOA
adns01.de.tmr.net hostmaster.stwbo-netz.de 1774433543 10800 1800 604800 3600
Primary NS (mname)
adns01.de.tmr.net
Admin Email (rname)
hostmaster@stwbo-netz.de
Serial
1774433543
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
adns01.de.tmr.net
adns02.de.tmr.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:otc-de-spf.mms.t-systems-service.com ip4:136.243.166.203 ip4:89.200.168.69 ip6:2a01:4f8:d0a:609c::2 include:spf.mailjet.com include:spf.astralus.com include:_spf.recruiting-portal.com include:rku-it.de a:spf-cloud.mms.t-systems-service.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;pct=100;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected];ri=86400;fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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- _vrwz57o6krk0vxxw6t5irivglq8kmlz
- MS=ms21097200
- SPFv=spf1 mx a:otc-de-spf.mms.t-systems-service.com ip4:136.243.166.203 ip4:89.200.168.69 ip6:2a01:4f8:d0a:609c::2 include:spf.mailjet.com include:spf.astralus.com include:_spf.recruiting-portal.com include:rku-it.de a:spf-cloud.mms.t-systems-service.com ~all
- atlassian-domain-verification=J5z/QjIKY6llku5bSxM5gVY0zZav49jCLKsQy/1mr2t2Zxun/hzpXDwJ38Gcy0In
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