Domain Overview
DNS: ✓ 2h ago
Checker: ✓ 2h ago
txsemiconductor.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 20:26:26 UTC · ↺ Refresh
MX Hostnames
- txsemiconductor-com.mx2.arsmtp.com
- txsemiconductor-com.mx1.arsmtp.com
MX Priorities
- txsemiconductor-com.mx1.arsmtp.com: 0
- txsemiconductor-com.mx2.arsmtp.com: 10
A / AAAA Records
- 5.78.92.127 ↩ static.127.92.78.5.clients.your-server.de
Mail Server IPs
- 8.31.233.241 ↩ whois201b.appriver.com
- 8.19.118.217 ↩ server2013.appriver.com
SOA Record
Raw SOA
ns51.domaincontrol.com dns.jomax.net 2026022603 28800 7200 604800 3600
Primary NS (mname)
ns51.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026022603
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns52.domaincontrol.com
ns51.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:108.178.74.141 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
1 record- SPFv=spf1 ip4:108.178.74.141 include:spf.protection.outlook.com ~all
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