Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
netshelter.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 05:20:55 UTC · ↺ Refresh
MX Hostnames
- mailapp.netshelter.org
MX Priorities
- mailapp.netshelter.org: 10
A / AAAA Records
- 62.141.35.92 (no PTR)
- 2a0e:a6c1::2100:0:0:0:101 (no PTR)
Mail Server IPs
- 62.141.35.91 ↩ mailapp.netshelter.org
- 2001:4ba0:92c1:48:62:141:35:91 ↩ mailapp.netshelter.org
SOA Record
Raw SOA
nsauth1.netshelter.org hostmaster.netshelter.de 2026012103 10800 3600 604800 3600
Primary NS (mname)
nsauth1.netshelter.org
Admin Email (rname)
hostmaster@netshelter.de
Serial
2026012103
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
nsauth2.netshelter.org
nsauth1.netshelter.org
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf.netshelter.org ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; rf=afrf; pct=100; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 1416 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx include:spf.netshelter.org ~all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for netshelter.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits