Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
prooptik.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 15:20:07 UTC · ↺ Refresh
MX Hostnames
- mxpmg.prooptik.de
MX Priorities
- mxpmg.prooptik.de: 10
A / AAAA Records
- 212.97.109.180 ↩ prooptik.extro-media.eu
Mail Server IPs
- 212.97.96.169 ↩ prooptik-mailrelay.gbc.systems
SOA Record
Raw SOA
ns1045.ui-dns.org hostmaster.1and1.com 2018013637 28800 7200 604800 300
Primary NS (mname)
ns1045.ui-dns.org
Admin Email (rname)
hostmaster@1and1.com
Serial
2018013637
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1070.ui-dns.biz
ns1062.ui-dns.com
ns1112.ui-dns.de
ns1045.ui-dns.org
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:93.240.178.16/29 ip4:217.91.75.55 a:mx01.dialfire.com a:mx01.rexx-systems.de include:spf.protection.outlook.com include:spf.crsend.com include:servers.mcsv.net include:_spf-eu.ionos.com include:spf-de.emailsignatures365.com include:spf.smtp.net include:_spf.gbc.net -all
📊 DNS lookups: 10/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; aspf=r; adkim=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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
11 records- have-i-been-pwned-verification=79694bbd884c793ec3722c50407444ca
- UBt2GFBGvJIrgf-FtV7XnNaYsSzCo0ba5u3ucRIgKjA
- 2EbsYU8MHmsVg758wB1Jm922JraV+c+WURmyEXDYIhvmzRq30wFui+lJAVkVbAg6dGPdQ7ZrVbPCVBNE+7LiDQ==
- brevo-code:548ace3db129de43f57d9b54b03678ba
- PveBLT9dcI6r9DRY2mtxI3gVJF003YtU30ouVks0xqCEoeujmbjx/l71v2/seRf4b1qljRYElsnUy1rMMLEvyQ==
- MS=4714573B8C5AB004CCACBE0D59C2906F1313325D
- facebook-domain-verification=pd017y3um7o6qn24cohfvagoe0c8z2
- IpOHp8HrdXcx1lr+E6KTO9fM8a0qRCpJO+CFxPTzeZ/Nc6nZ6Y430sdelYa6XOlFMijsstA/c/aAr74+b1pTUw==
- UOPcI-jhvSEnh0eNqDiyrm3gK_afZK9-Tpt2F0EESP4
- sophos-domain-verification=fede8a49b6720aab49e207269b28b9e722436e728c26fbaf3946285c667b00cb
- SPFv=spf1 mx ip4:93.240.178.16/29 ip4:217.91.75.55 a:mx01.dialfire.com a:mx01.rexx-systems.de include:spf.protection.outlook.com include:spf.crsend.com include:servers.mcsv.net include:_spf-eu.ionos.com include:spf-de.emailsignatures365.com include:spf.smtp.net include:_spf.gbc.net -all
Full email verification for prooptik.de
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