`openuniversitystm.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5f75^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:90bd^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.95.117^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.189^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alexa.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26d7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2d7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alexa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22d7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alexa.ns.cloudflare.com`
		A	108.162.194.215^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexa.ns.cloudflare.com`
		A	162.159.38.215^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexa.ns.cloudflare.com`
		A	172.64.34.215^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexa.ns.cloudflare.com`
NS	`cleo.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b59^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c159^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cleo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2159^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cleo.ns.cloudflare.com`
		A	108.162.193.89^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
		A	172.64.33.89^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
		A	173.245.59.89^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cleo.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.95.117, 172.67.144.189
		IPv6 hints	2606:4700:3033::6815:5f75, 2606:4700:3037::ac43:90bd
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=209, name=cloudflare-ech.com
SOA	`alexa.ns.cloudflare.com`dns@cloudflare.com serial=2401191331

`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=1776680692

Same first word

openuniversitystm.com

DNS History

6 records (6 active, 0 former)

●NSalexa.ns.cloudflare.com2026-04-01 → 2026-04-20 · 2 obs

● 2026-04-01 17:05:40
● 2026-04-20 10:48:30

●NScleo.ns.cloudflare.com2026-04-01 → 2026-04-20 · 2 obs

● 2026-04-01 17:05:40
● 2026-04-20 10:48:30

●A104.21.95.1172026-04-01 → 2026-04-20 · 2 obs

● 2026-04-01 17:05:40
● 2026-04-20 10:48:30

●A172.67.144.1892026-04-01 → 2026-04-20 · 2 obs

● 2026-04-01 17:05:40
● 2026-04-20 10:48:30

●A2606:4700:3033::6815:5f752026-04-01 → 2026-04-20 · 2 obs

● 2026-04-01 17:05:40
● 2026-04-20 10:48:30

●A2606:4700:3037::ac43:90bd2026-04-01 → 2026-04-20 · 2 obs

● 2026-04-01 17:05:40
● 2026-04-20 10:48:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
openuniversitystm.com	cleo.ns.cloudflare.com, alexa.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.89

NS records: cleo.ns.cloudflare.com, alexa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openuniversitystm.com (unsigned zone)

⏱️ Timing

Total: 114ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.144.189, 104.21.95.117`
AAAA	2	`2606:4700:3037::ac43:90bd, 2606:4700:3033::6815:5f75`
NS	2	`alexa.ns.cloudflare.com, cleo.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alexa.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

openuniversitystm.com points to four IP numbers: 2606:4700:3033::6815:5f75, 2606:4700:3037::ac43:90bd, 104.21.95.117 and 172.67.144.189.

For instance, other host names griapp.com, dhuhamart.com, mail.wustdkc.com, jumpingunicorn.pro and www.malechastitydevices.com.au share IP numbers with openuniversitystm.com.

Name Servers

openuniversitystm.com is delegated to two name servers: alexa.ns.cloudflare.com and cleo.ns.cloudflare.com.

openuniversitystm.com uses the same name server setup as other domains such as akvatex.com, hattern.com, kinderzahnarzt-halle-saale.de, rrmedicaloffice.com and global-ed.org.

openuniversitystm.com shares name servers with other domains at least partially, for example lancebird.com, test-launch.com, wangqiuzhibobifen.cn, 3dyuce1.cn and gpdifluca.com.

These name servers are commonly used with the name servers yisroel.ns.cloudflare.com and norman.ns.cloudflare.com.

Host names with six IP numbers: host name alexa.ns.cloudflare.com points to: 2606:4700:50::a29f:26d7, 2803:f800:50::6ca2:c2d7, 2a06:98c1:50::ac40:22d7, 108.162.194.215, 162.159.38.215 and 172.64.34.215; host name cleo.ns.cloudflare.com points to: 2606:4700:58::adf5:3b59, 2803:f800:50::6ca2:c159, 2a06:98c1:50::ac40:2159, 108.162.193.89, 172.64.33.89 and 173.245.59.89.

openuniversitystm.com - robtex.com