Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
aprenia.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 00:28:05 UTC · ↺ Refresh
MX Hostnames
- mail10.u2d.de
- mail01.u2d.de
MX Priorities
- mail10.u2d.de: 10
- mail01.u2d.de: 10
A / AAAA Records
- 199.60.103.197 (no PTR)
- 199.60.103.97 (no PTR)
Mail Server IPs
- 83.171.132.134 ↩ mail10.u2d.de
- 83.171.132.152 ↩ mail01.u2d.de
SOA Record
Raw SOA
ns-1262.awsdns-29.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1262.awsdns-29.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-cloud-c2.googledomains.com
ns-74.awsdns-09.com
ns-1262.awsdns-29.org
ns-cloud-c1.googledomains.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:20385896.spf01.hubspotemail.net include:sendgrid.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 mx include:20385896.spf01.hubspotemail.net include:sendgrid.net -all
- 03zn5bdymprllf7lb3vmxm15vjcyxzpf
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