Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
asstra.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 06:53:25 UTC · ↺ Refresh
MX Hostnames
- mx.asstra.pl
- mx.asstra.net
MX Priorities
- mx.asstra.pl: 95
- mx.asstra.net: 5
A / AAAA Records
- 213.25.35.156 ↩ host.asstra.online
Mail Server IPs
- 213.25.35.130 ↩ mx.asstra.pl
- 87.245.213.222 ↩ mx.asstra.net
SOA Record
Raw SOA
ns1.asstra.net dns-admin.asstra.com 2026031801 14400 3600 1209600 7200
Primary NS (mname)
ns1.asstra.net
Admin Email (rname)
dns-admin@asstra.com
Serial
2026031801
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns2.asstra.ch
ns3.asstra.net
ns1.asstra.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.asstra.com include:_spf.getresponse.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;adkim=r;aspf=r;pct=100;rf=afrf;ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
3 records- MS=4FD883D163E0492769E02E6E0EF6CA9EECD08EF2
- SPFv=spf1 include:_spf.asstra.com include:_spf.getresponse.com ~all
- google-site-verification=zzrUa7mlY4Qwp2m1kQxojVsT_0Vh9Zunm5LZ1H5CivE
Full email verification for asstra.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits