Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nibyou.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 04:37:18 UTC · ↺ Refresh
MX Hostnames
- nibyou-de.mail.protection.outlook.com
MX Priorities
- nibyou-de.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.189.153 (no PTR)
- 104.21.89.159 (no PTR)
- 2606:4700:3035::6815:599f
- 2606:4700:3032::ac43:bd99
Mail Server IPs
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
logan.ns.cloudflare.com dns.cloudflare.com 2399763780 10000 2400 604800 1800
Primary NS (mname)
logan.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399763780
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
logan.ns.cloudflare.com
stephane.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms52969637
- google-site-verification=a26P7BcBGQZ7D_Gh8u_T1bguqDLFH0MHxuY2LgRytD4
- SPFv=spf1 a mx include:spf.protection.outlook.com ~all
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