Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schlingel.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 19:07:04 UTC · ↺ Refresh
MX Hostnames
- mail.schlingel.io
MX Priorities
- mail.schlingel.io: 10
A / AAAA Records
- 185.60.251.251 (no PTR)
Mail Server IPs
- 162.55.50.158 ↩ mail.schlingel.io
- 2a01:4f8:c2c:1189::1 (no PTR)
SOA Record
Raw SOA
ns1.nicns.net hostmaster.nicmanager.com 1665344330 10800 3600 604800 3600
Primary NS (mname)
ns1.nicns.net
Admin Email (rname)
hostmaster@nicmanager.com
Serial
1665344330
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns3.nicns.net
ns1.nicns.net
ns2.nicns.net
SPF Record
✓ Strict (-all)
v=spf1 a mx include:sparkpostmail.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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
3 records- keybase-site-verification=_lDa1OzA6sfEmzS94HnDmOcv_YWutB7W3lo9iNZZdM8
- SPFv=spf1 a mx include:sparkpostmail.com -all
- google-site-verification=IALxrR8y-BF7wt5kE3AppJP2RcRjirEjzKqcWw-FReU
Full email verification for schlingel.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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