Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
felss.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 22:19:36 UTC · ↺ Refresh
MX Hostnames
- felss-de.u-v1.mx.microsoft
MX Priorities
- felss-de.u-v1.mx.microsoft: 10
A / AAAA Records
- 185.175.196.33 (no PTR)
- 2a00:1c98:60:1050::3944:1619 (no PTR)
Mail Server IPs
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
a.ns14.net webmaster.pixabit.de 2025121701 43200 7200 1209600 3600
Primary NS (mname)
a.ns14.net
Admin Email (rname)
webmaster@pixabit.de
Serial
2025121701
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
a.ns14.net
b.ns14.net
d.ns14.net
c.ns14.net
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:178.251.88.250 include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
3 records- Q7+LmqeT/zllxlF1qw9D3B5iJLWGfPdkSV5CmEXzM2SQRrZLPIrdPcvllmgg/Bt/V9lIlK5lp+/ZTbHmNX/V+A==
- SPFv=spf1 a mx ip4:178.251.88.250 include:spf.protection.outlook.com -all
- MS=ms55799276
Full email verification for felss.de
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