norcostco.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
norcostco.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-03 08:21:16 UTC · ↺ Refresh

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MX Hostnames

  • mail.protection.outlook.com
  • norcostco-com.mail.protection.outlook.com

MX Priorities

  • mail.protection.outlook.com: 0
  • norcostco-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 192.200.160.248 (no PTR)

Mail Server IPs

  • 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
  • 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
  • 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
  • 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
  • 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f903:: (no PTR)
  • 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.bigcommerce.com serverops.bigcommerce.com 2025120801 10800 3600 604800 10800
Primary NS (mname)
ns1.bigcommerce.com
Admin Email (rname)
serverops@bigcommerce.com
Serial
2025120801
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s

Nameservers (NS)

ns2.bigcommerce.com
ns1.bigcommerce.com
ns3.bigcommerce.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

2 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • google-site-verification=HYDZInH_9zEOf1mp3EPqZ2ME9dZtq3vuRHVSAfte9PE
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