Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ct-computer.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 00:06:58 UTC · ↺ Refresh
MX Hostnames
- ctcomputer-com0e.mail.protection.outlook.com
MX Priorities
- ctcomputer-com0e.mail.protection.outlook.com: 10
A / AAAA Records
- 78.46.167.96 ↩ dedi5575.your-server.de
- 2a01:4f8:d0a:6610::2 ↩ dedi5575.your-server.de
Mail Server IPs
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.inwx.de hostmaster.inwx.de 2026021301 10800 3600 604800 3600
Primary NS (mname)
ns.inwx.de
Admin Email (rname)
hostmaster@inwx.de
Serial
2026021301
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.inwx.de
ns.inwx.de
ns3.inwx.eu
SPF Record
✓ Strict (-all)
v=spf1 ip4:62.245.152.22 include:spf.protection.outlook.com include:_spf.inwx.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=s; aspf=s; fo=1; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
3 records- atlassian-domain-verification=Z1Y78YtEKR562lqjxEth2KOBdmAMfBZYlSaOSs9O1v5YaHPltgCV0FB4Qcfzi881
- SPFv=spf1 ip4:62.245.152.22 include:spf.protection.outlook.com include:_spf.inwx.net -all
- facebook-domain-verification=7f7dg67tqs6rvjup15hhwhu2kgorrp
Full email verification for ct-computer.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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