Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
petrovsky.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 19:36:56 UTC · ↺ Refresh
MX Hostnames
- mail.stereomorph.net
MX Priorities
- mail.stereomorph.net: 10
A / AAAA Records
- 152.53.132.38 ↩ mail.stereomorph.net
- 2a0a:4cc0:c0:10db::11 (no PTR)
Mail Server IPs
- 152.53.132.38 ↩ mail.stereomorph.net
- 2a0a:4cc0:c0:10db::2 ↩ mail.stereomorph.net
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024120111 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024120111
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.org
ns.udag.de
ns.udag.net
SPF Record
✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 108 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
1 record- SPFv=spf1 mx -all
Full email verification for petrovsky.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits