auth.microsoft.us - robtex.com
auth.microsoft.us
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1-32.azure-dns.com ⭐ | ||||||
| A | 2603:1061:0:10::20🇺🇸 Microsoft2603:1000::/25 MICROSOFT | ||||||
| PTR | ns1-32.azure-dns.com | ||||||
| A | 150.171.10.32🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns1-32.azure-dns.com | ||||||
| NS | ns2-32.azure-dns.net | ||||||
| A | 2620:1ec:8ec:10::20🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns2-32.azure-dns.net | ||||||
| A | 150.171.16.32🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns2-32.azure-dns.net | ||||||
| NS | ns3-32.azure-dns.org | ||||||
| A | 2a01:111:4000:10::20🇬🇧 Microsoft2a01:111:4000::/36 | ||||||
| PTR | ns3-32.azure-dns.org | ||||||
| A | 13.107.222.32🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns3-32.azure-dns.org | ||||||
| NS | ns4-32.azure-dns.info | ||||||
| A | 2620:1ec:bda:10::20🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns4-32.azure-dns.info | ||||||
| A | 13.107.206.32🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns4-32.azure-dns.info | ||||||
| SOA | ns1-32.azure-dns.comaadnetsre@microsoft.com serial=1 | ||||||
microsoft.us
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1-33.azure-dns.com ⭐ | ||||||
| NS | ns2-33.azure-dns.net | ||||||
| NS | ns3-33.azure-dns.org | ||||||
| NS | ns4-33.azure-dns.info | ||||||
| TXT | 062kwqsfphwzt1sgxcg75gzg028lnw9c | ||||||
| TXT | _tzqf4j5x02xcjvtx9ldistngg2u0co6 | ||||||
| TXT | d365mktkey=YmjmOsP3Mp01RtlVES5zKKrp9FmDoFxKFU79nNGfj7Ux | ||||||
| TXT | d365mktkey=oDiJjvpeZHjQGxa64AaZqUzotXxtyzxmgm0UJwUgsWsx | ||||||
| SOA | ns1-33.azure-dns.comazuredns-hostmaster@microsoft.com serial=1 | ||||||
rank #6820 in the tld
📈 Tranco rank: #2,502
Subdomains
mobileappcommunicator.auth.microsoft.us |
strongauthenticationservice.auth.microsoft.us |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1-32.azure-dns.com2026-02-25 → 2026-04-23 · 2 obs
● 2026-04-23 15:53:40
●NSns2-32.azure-dns.net2026-02-25 → 2026-04-23 · 2 obs
● 2026-04-23 15:53:40
●NSns3-32.azure-dns.org2026-02-25 → 2026-04-23 · 2 obs
● 2026-04-23 15:53:40
●NSns4-32.azure-dns.info2026-02-25 → 2026-04-23 · 2 obs
● 2026-04-23 15:53:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | n.cctld.us, w.cctld.us, x.cctld.us, k.cctld.us... | - |
| microsoft.us | ns2-33.azure-dns.net, ns3-33.azure-dns.org, ns4-33.azure-dns.info, ns1-33.azure-dns.com | - |
| auth.microsoft.us | ns1-32.azure-dns.com, ns2-32.azure-dns.net, ns3-32.azure-dns.org, ns4-32.azure-dns.info | - |
✅ Authoritative Response
Server:150.171.10.32
NS records: ns1-32.azure-dns.com, ns2-32.azure-dns.net, ns3-32.azure-dns.org, ns4-32.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for microsoft.us (unsigned zone)
⏱️ Timing
Total: 784ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1-32.azure-dns.com, ns2-32.azure-dns.net... |
| SOA | 1 | ns1-32.azure-dns.com aadnetsre.microsoft |
Analysis
Hierarchy
auth.microsoft.us is a parent of mobileappcommunicator.auth.microsoft.us and strongauthenticationservice.auth.microsoft.us.
Name Servers
auth.microsoft.us is delegated to four name servers: ns1-32.azure-dns.com, ns4-32.azure-dns.info, ns2-32.azure-dns.net and ns3-32.azure-dns.org.
auth.microsoft.us at least partially shares name servers with other domains, for example glasshouseproducts.com, genios.biz, gems.pro, neblues.com and m-solutions.info.
Host names with two IP numbers:
ns1-32.azure-dns.com points to: 2603:1061:0:10::20 and 150.171.10.32
ns4-32.azure-dns.info points to: 2620:1ec:bda:10::20 and 13.107.206.32
ns2-32.azure-dns.net points to: 2620:1ec:8ec:10::20 and 150.171.16.32
ns3-32.azure-dns.org points to: 2a01:111:4000:10::20 and 13.107.222.32