protecfire.de

Valid Email Server
Domain Lookup › protecfire.de
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
protecfire.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-04 18:14:02 UTC · ↺ Refresh

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MX Hostnames

  • protecfire-de.mail.protection.outlook.com

MX Priorities

  • protecfire-de.mail.protection.outlook.com: 5

A / AAAA Records

  • 91.203.110.234 ↩ host234.checkdomain.de

Mail Server IPs

  • 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
  • 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 ns.checkdomain.de hostmaster.checkdomain.de 2026072801 40000 7200 604800 300
Primary NS (mname)
ns.checkdomain.de
Admin Email (rname)
hostmaster@checkdomain.de
Serial
2026072801
Refresh
40000s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns2.checkdomain.de
ns.checkdomain.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject;pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 1 found
mail._domainkey
✓ Public key: 216 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

5 records
  • google-site-verification=FC-ue6w_yYCPWVqWE-vwrfiwhtBVRVh9dZectv-8X6I
  • Sendinblue-code:369074459eb43a481b198f321e04ef8e
  • MS=ms27884308
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=FB7C0B3E52A8BC4E951573E977F6CBE9F61A73E1
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