Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
samsung.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 10:43:40 UTC · ↺ Refresh
MX Hostnames
- samsungmail3.sdsg.de
- samsungmail4.sdsg.de
MX Priorities
- samsungmail4.sdsg.de: 5
- samsungmail3.sdsg.de: 5
A / AAAA Records
- 40.114.243.70 (no PTR)
Mail Server IPs
- 203.254.231.99 ↩ u99.gpu121.samsung.co.kr
- 203.254.231.98 ↩ u98.gpu121.samsung.co.kr
SOA Record
Raw SOA
ns2.syzygy.de hostmaster.syzygy.de 2890337836 10800 1800 1209600 7200
Primary NS (mname)
ns2.syzygy.de
Admin Email (rname)
hostmaster@syzygy.de
Serial
2890337836
Refresh
10800s
Retry
1800s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns8.colt.net
ns2.syzygy.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.mailjet.com a mx mx:rm01.samsung.de ip4:1.179.115.1 ip4:210.118.78.181 ip4:203.254.231.11 include:spf.u2d.de include:_relay.amadeus.com include:b2c.samsung.de ip4:203.246.216.99 ip4:203.246.216.100 -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 include:spf.mailjet.com a mx mx:rm01.samsung.de ip4:1.179.115.1 ip4:210.118.78.181 ip4:203.254.231.11 include:spf.u2d.de include:_relay.amadeus.com include:b2c.samsung.de ip4:203.246.216.99 ip4:203.246.216.100 -all
- brevo-code:e3c00d8ae53dfb17a14c12c439519698
- sending_domain1092442=2cef17499a747c83dea6a489296766cfc811575485d0c68255da6b2ba4967d16
- globalsign-domain-verification=BA206D7EAEE61BC808A7FDA643E50846
- 1crnr8mxgq9s1v2ghy5k6kg8vp7w6k2s
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