Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
customelements.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 06:30:46 UTC · ↺ Refresh
MX Hostnames
- customelements-de.mail.protection.outlook.com
MX Priorities
- customelements-de.mail.protection.outlook.com: 0
A / AAAA Records
- 142.132.171.183 ↩ static.183.171.132.142.clients.your-server.de
Mail Server IPs
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.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
SOA Record
Raw SOA
nsa6.schlundtech.de info.rotlichtrecords.de 2024012401 43200 7200 1209600 600
Primary NS (mname)
nsa6.schlundtech.de
Admin Email (rname)
info@rotlichtrecords.de
Serial
2024012401
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
nsb6.schlundtech.de
nsd6.schlundtech.de
nsa6.schlundtech.de
nsc6.schlundtech.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:159.69.207.132 ip4:23.88.104.3 include:spf.protection.outlook.com include:spf.nl2go.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0; adkim=s; aspf=s; pct=100; rf=afrf; sp=reject
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 a mx ip4:159.69.207.132 ip4:23.88.104.3 include:spf.protection.outlook.com include:spf.nl2go.com ~all
- MS=ms48582141
- google-site-verification=QU0M8q4_0BTutjDTgteLJ-ztTmr7qllPxc_aObgjVWA
Full email verification for customelements.de
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