Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
compo.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 21:40:37 UTC · ↺ Refresh
MX Hostnames
- mx04.hornetsecurity.com
- mx01.hornetsecurity.com
- mx02.hornetsecurity.com
- mx03.hornetsecurity.com
MX Priorities
- mx01.hornetsecurity.com: 10
- mx04.hornetsecurity.com: 40
- mx02.hornetsecurity.com: 20
- mx03.hornetsecurity.com: 30
A / AAAA Records
- 185.57.240.161 ↩ compo0-l-public0.iquer.net
Mail Server IPs
- 94.100.132.8 ↩ mx01.hornetsecurity.com
- 94.100.136.7 ↩ mx04.hornetsecurity.com
- 94.100.136.8 ↩ mx02.hornetsecurity.com
- 94.100.134.8 ↩ mx03.hornetsecurity.com
SOA Record
Raw SOA
ns1.bios-online.de hostmaster.adns2.de 2026032500 39940 7200 604800 86400
Primary NS (mname)
ns1.bios-online.de
Admin Email (rname)
hostmaster@adns2.de
Serial
2026032500
Refresh
39940s
Retry
7200s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns2.compo-dns.net
ns1.compo-dns.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:77.75.206.94 ip4:185.57.240.161 include:spf.exclaimer.net include:spf.protection.outlook.com include:spfv4.sosafe.de include:spfv6.sosafe.de include:sendgrid.net include:spf.hornetsecurity.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; ruf=mailto:[email protected]; sp=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- MS=ms42110325
- 9ea17112291618a75eb8f49de8b15c9988e066f3cfeadfc19b1d9edadcf976c1
- facebook-domain-verification=9gyce66ijq8n4ol9ou17wt2vacdi2a
- atlassian-domain-verification=CDM2FJ2Djd8aUMngCM/0ZDrz0fiFY4u/vcjyrk5E8TwG+N/sTDw88p3KRmbY0+hl
- SPFv=spf1 ip4:77.75.206.94 ip4:185.57.240.161 include:spf.exclaimer.net include:spf.protection.outlook.com include:spfv4.sosafe.de include:spfv6.sosafe.de include:sendgrid.net include:spf.hornetsecurity.com -all
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