mobileappcommunicator.auth.microsoft.us - robtex.com

`mobileappcommunicator.auth.microsoft.us`

	CNAME	`a.privatelink.msidentity.us`
	CNAME	`prdusgov.aadg.msidentity.us`
	CNAME	`www.tm.ff.prd.aadg.akadns.net`
	DNSSEC	⚠️ Not signed
	A	2001:489a:3500:48::^{🇺🇸 AS80702001:489a:2000::/35 Microsoft Federal}
	A	2001:489a:3500:48::1^{🇺🇸 AS80702001:489a:2000::/35 Microsoft Federal}
	A	2001:489a:3500:48::2^{🇺🇸 AS80702001:489a:2000::/35 Microsoft Federal}
	A	2001:489a:3500:48::3^{🇺🇸 AS80702001:489a:2000::/35 Microsoft Federal}
	A	52.126.194.134^{🇺🇸 AS807052.126.0.0/15 MICROSOFT}
	A	52.126.194.135^{🇺🇸 AS807052.126.0.0/15 MICROSOFT}
	A	52.126.194.160^{🇺🇸 AS807052.126.0.0/15 MICROSOFT}
	A	52.126.194.164^{🇺🇸 AS807052.126.0.0/15 MICROSOFT}

`auth.microsoft.us`

	DNSSEC	⚠️ Not signed
	NS	`ns1-32.azure-dns.com` ⭐
	NS	`ns2-32.azure-dns.net`
	NS	`ns3-32.azure-dns.org`
	NS	`ns4-32.azure-dns.info`
	SOA	`ns1-32.azure-dns.com`aadnetsre@microsoft.com serial=1

DNS History

1 record (1 active, 0 former)

●CNAMEa.privatelink.msidentity.us2026-03-09 → 2026-04-23 · 2 obs

● 2026-03-09 00:19:46
● 2026-04-23 23:37:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	x.cctld.us, n.cctld.us, f.cctld.us, m.cctld.us...	-
microsoft.us	ns1-33.azure-dns.com, ns4-33.azure-dns.info, ns3-33.azure-dns.org, ns2-33.azure-dns.net	-
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: 451ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`a.privatelink.msidentity.us`

Analysis

IP Addresses

mobileappcommunicator.auth.microsoft.us points to eight IPs: 2001:489a:3500:48::, 2001:489a:3500:48::1, 2001:489a:3500:48::2, 2001:489a:3500:48::3, 52.126.194.134, 52.126.194.135, 52.126.194.160 and 52.126.194.164.

Other host names, for instance usgaz-lb.b.ff.prd.aadg.akadns.net, usgaz.a.ff.prd.aadg.akadns.net, bno1.a.ff.prd.aadg.akadns.net, bno1-lb.b.ff.prd.aadg.akadns.net and usgaz.b.ff.prd.aadg.trafficmanager.net share IP numbers with mobileappcommunicator.auth.microsoft.us.