microsoftdefender.us - robtex.com
microsoftdefender.us
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1-05.azure-dns.com ⭐ | ||||||
| A | 2603:1061:0:700::5🇺🇸 Microsoft2603:1000::/25 MICROSOFT | ||||||
| PTR | ns1-05.azure-dns.com | ||||||
| A | 13.107.236.5🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns1-05.azure-dns.com | ||||||
| NS | ns2-05.azure-dns.net | ||||||
| A | 2620:1ec:8ec:700::5🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns2-05.azure-dns.net | ||||||
| A | 150.171.21.5🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns2-05.azure-dns.net | ||||||
| NS | ns3-05.azure-dns.org | ||||||
| A | 2a01:111:4000:700::5🇬🇧 Microsoft2a01:111:4000::/36 | ||||||
| PTR | ns3-05.azure-dns.org | ||||||
| A | 204.14.183.5🇺🇸 Microsoft204.14.180.0/22 | ||||||
| PTR | ns3-05.azure-dns.org | ||||||
| NS | ns4-05.azure-dns.info | ||||||
| A | 2620:1ec:bda:700::5🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns4-05.azure-dns.info | ||||||
| A | 208.84.5.5🇺🇸 Microsoft208.84.0.0/21 MICROSOFT | ||||||
| PTR | ns4-05.azure-dns.info | ||||||
| SOA | ns1-05.azure-dns.comazuredns-hostmaster@microsoft.com serial=1 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1774586910 | ||||||
Same first word
microsoftdefender.us |
DNS History
4 records (4 active, 0 former)
●NSns1-05.azure-dns.com2026-02-28 → 2026-03-27 · 2 obs
● 2026-03-27 05:21:24
●NSns2-05.azure-dns.net2026-02-28 → 2026-03-27 · 2 obs
● 2026-03-27 05:21:24
●NSns3-05.azure-dns.org2026-02-28 → 2026-03-27 · 2 obs
● 2026-03-27 05:21:24
●NSns4-05.azure-dns.info2026-02-28 → 2026-03-27 · 2 obs
● 2026-03-27 05:21:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| microsoftdefender.us | ns2-05.azure-dns.net, ns1-05.azure-dns.com, ns4-05.azure-dns.info, ns3-05.azure-dns.org | - |
✅ Authoritative Response
Server:150.171.21.5
NS records: ns2-05.azure-dns.net, ns1-05.azure-dns.com, ns4-05.azure-dns.info, ns3-05.azure-dns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for microsoftdefender.us (unsigned zone)
⏱️ Timing
Total: 274ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1-05.azure-dns.com, ns2-05.azure-dns.net... |
| SOA | 1 | ns1-05.azure-dns.com azuredns-hostmaster |
Analysis
Name Servers
microsoftdefender.us is delegated to four name servers: ns1-05.azure-dns.com, ns4-05.azure-dns.info, ns2-05.azure-dns.net and ns3-05.azure-dns.org.
microsoftdefender.us at least partially shares name servers with other domains, including mickersoftword.com, yammerusercontent.com, onedmz.com, epiclan.co.uk and porgin.com.
Hosts with two IP numbers:
Host ns1-05.azure-dns.com points to 2603:1061:0:700::5 and 13.107.236.5
Host ns4-05.azure-dns.info points to 2620:1ec:bda:700::5 and 208.84.5.5
Host ns2-05.azure-dns.net points to 2620:1ec:8ec:700::5 and 150.171.21.5
Host ns3-05.azure-dns.org points to 2a01:111:4000:700::5 and 204.14.183.5