Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
norcold.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-04 17:53:49 UTC · ↺ Refresh
MX Hostnames
- norcold-com.mail.protection.outlook.com
MX Priorities
- norcold-com.mail.protection.outlook.com: 0
A / AAAA Records
- 52.18.224.187 ↩ ec2-52-18-224-187.eu-west-1.compute.amazonaws.com
- 46.137.115.93 ↩ ec2-46-137-115-93.eu-west-1.compute.amazonaws.com
- 18.202.161.155
Mail Server IPs
- 52.101.103.39 ↩ mail-miypr05cu00207.inbound.protection.outlook.com
- 52.101.103.143 ↩ mail-miypr03cu00107.inbound.protection.outlook.com
- 52.101.209.28 ↩ mail-cpjpr05cu00104.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
SOA Record
Raw SOA
ns35.worldnic.com namehost.worldnic.com 126030502 10800 3600 604800 3600
Primary NS (mname)
ns35.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126030502
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns36.worldnic.com
ns35.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:96.75.54.25 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo 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- knowbe4-site-verification=299fc0f90db02e41a7a57d7110a55142
- google-site-verification=XQnX3JRGNhiU0vn52mT-pKprgA7Ueu3nBaHsWn3Pr3A
- SPFv=spf1 include:spf.protection.outlook.com ip4:96.75.54.25 -all
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