mail.microsoftcheckupdate.com - dns.ninja
mail.microsoftcheckupdate.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.56.161.162🇺🇸 Microsoft157.56.0.0/16 MICROSOFT | ||||||
| MX | mail.microsoftcheckupdate.com ⭐ | ||||||
| A | 157.56.161.162🇺🇸 Microsoft157.56.0.0/16 MICROSOFT | ||||||
microsoftcheckupdate.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.56.161.162🇺🇸 Microsoft157.56.0.0/16 MICROSOFT | ||||||
| NS | ns149a.microsoftinternetsafety.net ⭐ | ||||||
| NS | ns001.microsoftinternetsafety.net ⚠️ Not in parent delegation | ||||||
| NS | ns002.microsoftinternetsafety.net ⚠️ Not in parent delegation | ||||||
| NS | ns149.microsoftinternetsafety.net ⚠️ Not in zone NS records | ||||||
| NS | ns150.microsoftinternetsafety.net ⚠️ Not in zone NS records | ||||||
| MX | mail.microsoftcheckupdate.com ⭐ | ||||||
| SOA | NS149A.microsoftinternetsafety.netazuredns-hostmaster@microsoft.com serial=1 | ||||||
MX for
Same first word
Similar names
DNS History
3 records (2 active, 1 former)
●MXmail.microsoftcheckupdate.com2026-04-05 → 2026-06-30 · 2 obs
● 2026-06-30 16:56:58
○A144.168.45.1002017-01-05 → 2017-01-05 · 3 obs
○ 2026-04-05 16:07:14
○ 2026-06-30 16:56:58
●A157.56.161.1622026-04-05 → 2026-06-30 · 3 obs
● 2026-04-05 16:07:14
● 2026-06-30 16:56:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net... | - |
| microsoftcheckupdate.com | ns149.microsoftinternetsafety.net, ns150.microsoftinternetsafety.net | - |
✅ Authoritative Response
Server:13.107.222.41
NS records: ns149.microsoftinternetsafety.net, ns150.microsoftinternetsafety.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for microsoftcheckupdate.com (unsigned zone)
⏱️ Timing
Total: 380ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.56.161.162 |
| MX | 1 | mail.microsoftcheckupdate.com (pri: 10) |
Analysis
Mail Server Role
mail.microsoftcheckupdate.com handles mail for mail.microsoftcheckupdate.com and microsoftcheckupdate.com.
IP Addresses
mail.microsoftcheckupdate.com resolves to one IP address: 157.56.161.162.
mail.fastcontech.com, mail.ms-update.net, mail.csis.events and two other host names share IP numbers with mail.microsoftcheckupdate.com.
Mail Servers
Mail for mail.microsoftcheckupdate.com is handled by one mail server — mail.microsoftcheckupdate.com.
The mail server configuration of mail.microsoftcheckupdate.com is identical to that of other domains — microsoftcheckupdate.com being one example.
mail.microsoftcheckupdate.com resolves to 157.56.161.162 and no other IP number.