Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alders.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 11:48:20 UTC · ↺ Refresh
MX Hostnames
- mail.alders.de
- mail2.alders.de
MX Priorities
- mail.alders.de: 10
- mail2.alders.de: 20
A / AAAA Records
- 85.13.155.39 ↩ dd34500.kasserver.com
Mail Server IPs
- 217.86.187.219 ↩ mail.alders.de
- 212.202.241.245 ↩ port-212-202-241-245.static.as20676.net
SOA Record
Raw SOA
ns5.kasserver.com hostmaster.kasserver.com 2510271307 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2510271307
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns6.kasserver.com
ns5.kasserver.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:217.86.187.219 ip4:212.202.241.245 ip4:85.13.155.39 ip4:85.214.186.3 ip4:85.214.175.9 ip4:85.214.175.12 ip4:81.169.197.121 include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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- SPFv=spf1 mx a ip4:217.86.187.219 ip4:212.202.241.245 ip4:85.13.155.39 ip4:85.214.186.3 ip4:85.214.175.9 ip4:85.214.175.12 ip4:81.169.197.121 include:spf.protection.outlook.com -all
- MS=ms74762458
- _globalsign-domain-verification=p-n9BCSeBBaHDWUtvD5F2J8x-z2gLa_-wi169YNHZW
Full email verification for alders.de
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