Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
strohm.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 14:18:09 UTC · ↺ Refresh
MX Hostnames
- post.online-forum.net
MX Priorities
- post.online-forum.net: 10
A / AAAA Records
- 149.202.18.154 (no PTR)
Mail Server IPs
- 149.202.18.150 ↩ post.online-forum.net
SOA Record
Raw SOA
ons1.online-forum.net webmaster.online-forum.net 1715760369 7200 3600 604800 300
Primary NS (mname)
ons1.online-forum.net
Admin Email (rname)
webmaster@online-forum.net
Serial
1715760369
Refresh
7200s
Retry
3600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ons1.online-forum.net
ons2.online-forum.net
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:149.202.18.154 +ip4:217.7.240.253 +ip4:149.202.18.150 +ip4:149.202.18.145 +ip4:91.134.108.2 +ip4:91.134.108.3 +ip4:91.134.108.4 +ip4:91.134.108.5 include:spf.crsend.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +a +mx +ip4:149.202.18.154 +ip4:217.7.240.253 +ip4:149.202.18.150 +ip4:149.202.18.145 +ip4:91.134.108.2 +ip4:91.134.108.3 +ip4:91.134.108.4 +ip4:91.134.108.5 include:spf.crsend.com ~all
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