Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tyczka.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 11:07:30 UTC · ↺ Refresh
MX Hostnames
- tyczka-de.mail.protection.outlook.com
MX Priorities
- tyczka-de.mail.protection.outlook.com: 0
A / AAAA Records
- 20.52.244.189 (no PTR)
Mail Server IPs
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
SOA Record
Raw SOA
a.ns14.net it-support.tyczka.de 2025091801 43200 7200 1209600 86400
Primary NS (mname)
a.ns14.net
Admin Email (rname)
it-support@tyczka.de
Serial
2025091801
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
b.ns14.net
c.ns14.net
d.ns14.net
a.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:80.156.228.34 ip4:89.163.169.0/24 ip4:213.23.124.0/28 ip4:62.55.182.68 ip4:192.166.8.52 ip4:185.55.153.149 ip4:62.55.182.68 ip6:2a0c:7ac0:0:602::14 ip6:2a0c:7ac0:0:602::15 include:_spf.senders.scnem.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;rua=mailto:[email protected];adkim=r;aspf=r;rf=afrf;pct=100;ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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- Da060zX14AQdi65bFD011MvgbAJaUPOwXBfTHp5rSB2CXroR3vqod6cqfEeuxmwsmOchKjpaO/4FX0ylLCxiHg==
- MS=396098772E6E0D807A1CCDD4795E7AA747E0183489.163.169.118
- MS=ms86225934
- ULdsNWANmOyMzAmLoVbe3SzqQnSDjjFi0qbpMD+PljFHxx3GiNoFqOtkSGmPVRJX4ZYRFzcoddpmEu02ONaasg==
- google-site-verification=dNAMZjM3B-yUV7P8AjfanZNJbT5RoOYs6kv2gbOQ6hU
- swisssign-check=x7IkekUAay6prnMXxK4ZVOX0TSMOzWYgWOKjwsa8IH
- SPFv=spf1 include:spf.protection.outlook.com ip4:80.156.228.34 ip4:89.163.169.0/24 ip4:213.23.124.0/28 ip4:62.55.182.68 ip4:192.166.8.52 ip4:185.55.153.149 ip4:62.55.182.68 ip6:2a0c:7ac0:0:602::14 ip6:2a0c:7ac0:0:602::15 include:_spf.senders.scnem.com -all
- apple-domain-verification=tKtJ0yYxVdVrpapT
- MS=C81084EAFC089FCD8D291B9484DDD429D38E779C
- Gt+HumIvIDRRP5tSv8x7FaYdFv7jURRNvz0fy6pdyTZ5wyJ0xC6/m5NYefPgzEPcmlTXPd7aJsgvLYGhGWj8Cw==
- fQdDV0cAO4VeMVRZsxWq0hxfytSFGFRKcMi5M57Dzr32tDWzVAqW32asYTUMq+e+GZKDXBIaBarNl+IsZa8cpg==
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