`ws-mk.tcpp.edu.vn`

	DNSSEC	⚠️ Not signed
	A	158.178.237.175^{🇸🇬 ORACLE-OCI-31898158.178.224.0/20 OCI}

`tcpp.edu.vn`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::ac43:855f^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:574^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.5.116^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.95^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chad.ns.cloudflare.com` ⭐
NS	`danica.ns.cloudflare.com`
MX	`mx1.larksuite.com` ⭐
MX	`mx2.larksuite.com`⁽⁵⁾
MX	`mx3.larksuite.com`⁽¹⁰⁾
TXT	`v=spf1 +include:spf.onlarksuite.com -all`
TXT	`verification-code-site-App_lark=R3MMjkYm83F6S8Ta8kbs`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.5.116, 172.67.133.95
		IPv6 hints	2606:4700:3030::ac43:855f, 2606:4700:3031::6815:574
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com
SOA	`chad.ns.cloudflare.com`dns@cloudflare.com serial=2404110570

kw-ms.at

mk-sw.net

ws-km.at

ws-km.de

1 record (1 active, 0 former)

●A158.178.237.1752026-04-30 → 2026-05-13 · 2 obs

● 2026-04-30 20:20:24
● 2026-05-13 18:12:56

Zone	Nameservers	Glue
vn	e.dns-servers.vn, f.dns-servers.vn, g.dns-servers.vn, c.dns-servers.vn...	-
tcpp.edu.vn	danica.ns.cloudflare.com, chad.ns.cloudflare.com	-

Server:108.162.194.187

NS records: danica.ns.cloudflare.com, chad.ns.cloudflare.com

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

Total: 1178ms | Queries: -

Type	Count	Sample Data
A	1	`158.178.237.175`

ws-mk.tcpp.edu.vn resolves to one IP number: 158.178.237.175.

Other host names, for instance mkpro.tcpp.edu.vn, media-mk.tcpp.edu.vn and static-mk.tcpp.edu.vn share IP numbers with ws-mk.tcpp.edu.vn.