nrc.de

Valid Email Server
Domain Lookup › nrc.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
nrc.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-04 00:39:33 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • nrc-de.mail.protection.outlook.com: 0

A / AAAA Records

  • 62.116.130.8 ↩ redirect.domain-robot.org

Mail Server IPs

  • 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 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
  • 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.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

SOA Record

Raw SOA ns9.managed-ip.com domainadmin.managed-ip.com 2025033100 43200 7200 1209600 3600
Primary NS (mname)
ns9.managed-ip.com
Admin Email (rname)
domainadmin@managed-ip.com
Serial
2025033100
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns9.managed-ip.com
ns10.managed-ip.com
ns11.managed-ip.info
ns12.managed-ip.info

SPF Record

✓ Strict (-all)
v=spf1 a:mail1.nrc.de a:mail.nrc.de ip4:194.76.122.4 ip4:84.46.73.176/29 include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

4 records
  • SPFv=spf1 a:mail1.nrc.de a:mail.nrc.de ip4:194.76.122.4 ip4:84.46.73.176/29 include:spf.protection.outlook.com -all
  • cisco-ci-domain-verification=11cf015860d18f5ff0fb7cd9c0f2137cc8badede9a565dc8e2de3c778006bddf
  • apple-domain-verification=1O4wgTSnPDpprduh
  • MS=ms85146224
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