mail.sdscomputers.com - robtex.com
mail.sdscomputers.com
| CNAME | mail.office365.com | ||||||
| CNAME | outlook.office365.com | ||||||
| CNAME | outlook.cloud.microsoft | ||||||
| DNSSEC | β οΈ Not signed | ||||||
sdscomputers.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 3.33.251.168πΊπΈ Amazon3.33.240.0/20 | ||||||
| A | 15.197.225.128πΊπΈ Amazon15.197.224.0/20 | ||||||
| NS | ns39.domaincontrol.com β | ||||||
| NS | ns40.domaincontrol.com | ||||||
| MX | d175113a.ess.barracudanetworks.com β | ||||||
| MX | d175113b.ess.barracudanetworks.com(20) | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.c... | ||||||
| TXT | MS=ms42256431 | ||||||
| TXT | google-site-verification=R19QhwI8-yn2YAXnJ87llM2G82P5twaJJ3HpAybB86U | ||||||
| SOA | ns39.domaincontrol.comdns@jomax.net 2026-02-21 #3 | ||||||
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
βA216.176.94.722015-08-15 β 2017-01-10 Β· 3 obs
β 2015-08-15 09:50:46
β 2017-01-10 01:56:04
β 2026-03-24 21:23:36
β 2017-01-10 01:56:04
β 2026-03-24 21:23:36
βCNAMEmail.office365.com2026-03-24 β 2026-03-24 Β· 1 obs
β 2026-03-24 21:23:36
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sdscomputers.com | ns39.domaincontrol.com, ns40.domaincontrol.com | 4 records |
β Authoritative Response
Server:97.74.109.20
NS records: ns39.domaincontrol.com, ns40.domaincontrol.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for sdscomputers.com (unsigned zone)
β±οΈ Timing
Total: 82ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | mail.office365.com |
π Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns39.domaincontrol.com, ns39.domaincontrol.com, ns40.domaincontrol.com...)