oskar.no

Valid Email Server
Domain Lookup › oskar.no

Domain Overview

DNS: ✓ just now Checker: ✓ just now
oskar.no
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-04 19:55:41 UTC · ↺ Refresh

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MX Hostnames

  • oskar-no.mail.protection.outlook.com

MX Priorities

  • oskar-no.mail.protection.outlook.com: 0

A / AAAA Records

  • 198.202.211.1 (no PTR)

Mail Server IPs

  • 52.101.179.0 ↩ mail-svzp279cu00100.inbound.protection.outlook.com
  • 52.101.177.1 ↩ mail-os6p279cu01301.inbound.protection.outlook.com
  • 52.101.177.0 ↩ mail-olap279cu00200.inbound.protection.outlook.com
  • 52.101.177.2 ↩ mail-os5p279cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca34::1 ↩ mail-os6p279cu01301.inbound.protection.outlook.com
  • 2a01:111:f403:ca34::2 ↩ mail-os5p279cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca36:: ↩ mail-svzp279cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca34:: ↩ mail-olap279cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA ns01.one.com hostmaster.one.com 2026082601 14400 3600 1209600 600
Primary NS (mname)
ns01.one.com
Admin Email (rname)
hostmaster@one.com
Serial
2026082601
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
600s

Nameservers (NS)

ns01.one.com
ns02.one.com

SPF Record

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

DMARC Record

✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

3 records
  • MS=ms50482943
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • proxy-ssl.webflow.com
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