Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
krammerjahn.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 20:33:16 UTC · ↺ Refresh
MX Hostnames
- mail.krammerjahn.de
MX Priorities
- mail.krammerjahn.de: 10
A / AAAA Records
- 185.175.196.24 (no PTR)
- 2a00:1c98:60:1040::1:3850:71d3 (no PTR)
Mail Server IPs
- 87.139.67.170 ↩ mail.krammerjahn.de
SOA Record
Raw SOA
dns01-tld.t-online.de dns.telekom.de 2026031206 21600 3600 604800 86400
Primary NS (mname)
dns01-tld.t-online.de
Admin Email (rname)
dns@telekom.de
Serial
2026031206
Refresh
21600s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns02-tld.t-online.de
dns01-tld.t-online.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:87.139.67.170 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=r;adkim=r;fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 1 found
selector1._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
6 records- apple-domain-verification=WJ-gT_JLOe7_YzI8uGcVW7f6I3NTm_WQEgrcDagVx74
- anthropic-domain-verification-nzr92x=4YZ8z6R96ejWuaXipKpn19kCM
- google-site-verification=-4291WB7YWvfJQbiEp5N4MpFtZTFaK_JFjDvGqH7kLc
- seobility=1580183ad5ada3a4118195b84367e914
- SPFv=spf1 ip4:87.139.67.170 -all
- google-site-verification=KDmAq490B4BGkqpdUUp5eP-7JFHYdI9r5JxmklUHfzE
Full email verification for krammerjahn.de
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