`securemicrosoftonline.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9054^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:3f53^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.63.83^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.84^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`clark.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b57^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c157^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`clark.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2157^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`clark.ns.cloudflare.com`
		A	108.162.193.87^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
		A	172.64.33.87^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
		A	173.245.59.87^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
NS	`ligia.ns.cloudflare.com`
		A	2606:4700:50::a29f:2604^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c204^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ligia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2204^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ligia.ns.cloudflare.com`
		A	108.162.194.4^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	162.159.38.4^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	172.64.34.4^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
TXT	`_acme-challenge.nidhi.ncdex.securemicrosoftonline.com`
TXT	`v=spf1 include:secureserver.net -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.63.83, 172.67.144.84
		IPv6 hints	2606:4700:3030::ac43:9054, 2606:4700:3037::6815:3f53
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=38, name=cloudflare-ech.com
SOA	`clark.ns.cloudflare.com`dns@cloudflare.com serial=2410742231

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786611369

Subdomains

ncdex.securemicrosoftonline.com

Same first word

securemicrosoftonline.com

Similar names

microsoftsecureonline.ph

DNS History

12 records (8 active, 4 former)

●NSclark.ns.cloudflare.com2026-08-08 → 2026-08-13 · 3 obs

○ 2018-11-20 22:04:44
● 2026-08-08 22:19:58
● 2026-08-13 09:04:54

●NSligia.ns.cloudflare.com2026-08-08 → 2026-08-13 · 3 obs

○ 2018-11-20 22:04:44
● 2026-08-08 22:19:58
● 2026-08-13 09:04:54

○NSns-1183.awsdns-19.org2018-11-20 → 2018-11-20 · 3 obs

● 2018-11-20 22:04:44
○ 2026-08-08 22:19:58
○ 2026-08-13 09:04:54

○NSns-1752.awsdns-27.co.uk2018-11-20 → 2018-11-20 · 3 obs

● 2018-11-20 22:04:44
○ 2026-08-08 22:19:58
○ 2026-08-13 09:04:54

○NSns-543.awsdns-03.net2018-11-20 → 2018-11-20 · 3 obs

● 2018-11-20 22:04:44
○ 2026-08-08 22:19:58
○ 2026-08-13 09:04:54

○NSns-73.awsdns-09.com2018-11-20 → 2018-11-20 · 3 obs

● 2018-11-20 22:04:44
○ 2026-08-08 22:19:58
○ 2026-08-13 09:04:54

●MXmailstore1.secureserver.net2026-08-08 → 2026-08-13 · 2 obs

● 2026-08-08 22:19:58
● 2026-08-13 09:04:54

●MXsmtp.secureserver.net2026-08-08 → 2026-08-13 · 2 obs

● 2026-08-08 22:19:58
● 2026-08-13 09:04:54

●A104.21.63.832026-08-08 → 2026-08-13 · 2 obs

● 2026-08-08 22:19:58
● 2026-08-13 09:04:54

●A172.67.144.842026-08-08 → 2026-08-13 · 2 obs

● 2026-08-08 22:19:58
● 2026-08-13 09:04:54

●A2606:4700:3030::ac43:90542026-08-08 → 2026-08-13 · 2 obs

● 2026-08-08 22:19:58
● 2026-08-13 09:04:54

●A2606:4700:3037::6815:3f532026-08-08 → 2026-08-13 · 2 obs

● 2026-08-08 22:19:58
● 2026-08-13 09:04:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
securemicrosoftonline.com	clark.ns.cloudflare.com, ligia.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.4

NS records: clark.ns.cloudflare.com, ligia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for securemicrosoftonline.com (unsigned zone)

⏱️ Timing

Total: 190ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.63.83, 172.67.144.84`
AAAA	2	`2606:4700:3037::6815:3f53, 2606:4700:3030::ac43:9054`
NS	2	`clark.ns.cloudflare.com, ligia.ns.cloudflare.com`
MX	2	`smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)`
TXT	2	`_acme-challenge.nidhi.ncdex.securemicros, v=spf1 include:secureserver.net -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`clark.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (clark.ns.cloudflare.com, clark.ns.cloudflare.com, clark.ns.cloudflare.com...)

Analysis

Hierarchy

ncdex.securemicrosoftonline.com is a subdomain of securemicrosoftonline.com.

IP Addresses

securemicrosoftonline.com points to the four IP addresses 104.21.63.83, 172.67.144.84, 2606:4700:3030::ac43:9054 and 2606:4700:3037::6815:3f53.

Among the host names that share IP numbers with securemicrosoftonline.com are cocotache.com, orenan.com, waboom77casino.org and two others.

Name Servers

securemicrosoftonline.com is served by two delegated name servers, clark.ns.cloudflare.com and ligia.ns.cloudflare.com.

securemicrosoftonline.com has the same name server delegation as a number of other domains, such as edipsicouba.net.ar, niftytailors.org, garnerpcsquad.com and two more.

The name servers of securemicrosoftonline.com overlap at least partially with those of other domains — among them glmfei0xkz.cyou, wlfipro.com, nationalsupplynetwork.com and two more.

The name servers rex.ns.cloudflare.com, giancarlo.ns.cloudflare.com and keyla.ns.cloudflare.com are commonly seen alongside these name servers.

Host names resolving to 6 IP numbers:

clark.ns.cloudflare.com carries IP addresses 108.162.193.87, 172.64.33.87 and 173.245.59.87, with 3 other addresses beyond those.

ligia.ns.cloudflare.com carries IP addresses 108.162.194.4, 162.159.38.4 and 172.64.34.4, with 3 other addresses beyond those.

Mail Servers

The MX records for securemicrosoftonline.com point to two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.

securemicrosoftonline.com has the same mail server arrangement as a number of other domains, for example jeffreymcmahon.com, lithiamidland.com, mnbf.com and two more.

The mail servers for securemicrosoftonline.com overlap at least partially with those of other domains, including eshipmanager.com and balasa.net.

Both mailstore1.secureserver.net and smtp.secureserver.net point to three IP numbers: mailstore1.secureserver.net points to 216.69.141.78, 216.69.141.114 and 216.69.141.162, while smtp.secureserver.net points to 216.69.141.71, 216.69.141.84 and 216.69.141.113.

securemicrosoftonline.com - robtex.com