`tcdvh.cn`

DNSSEC	⚠️ Not signed
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns1.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034779836

Same first word

tcdvh.cn

Similar names

cvhtd.com

chvdt.com

hdvtc.edu.vn

hdctv.com

tchdv.com

dvtch.com

cdhvt.ws

hdvtc.edu.cn

hvtdc.com

chdtv.net

dthvc.com

tvchd.com

thvcd.com

ctvhd.com

cdhtv.com

dthvc.org

hvdct.org

dhctv.jp

hdtvc.com

hdctv.com.vn

chdtv.com

hdtvc.de

hdctv.tv

hdcvt.com

hdctv.cn

hcdtv.com

ctvhd.cn

hdvtc.com

dhtvc.com

htvdc.com

DNS History

4 records (4 active, 0 former)

●NSns1.judns.com2026-04-26 → 2026-05-11 · 2 obs

● 2026-04-26 11:29:26
● 2026-05-11 20:48:06

●NSns1.julydns.com2026-04-26 → 2026-05-11 · 2 obs

● 2026-04-26 11:29:26
● 2026-05-11 20:48:06

●NSns2.judns.com2026-04-26 → 2026-05-11 · 2 obs

● 2026-04-26 11:29:26
● 2026-05-11 20:48:06

●NSns2.julydns.com2026-04-26 → 2026-05-11 · 2 obs

● 2026-04-26 11:29:26
● 2026-05-11 20:48:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...	-
tcdvh.cn	ns1.judns.com, ns2.judns.com	-

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tcdvh.cn (unsigned zone)

⏱️ Timing

Total: 1480ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.julydns.com, ns2.julydns.com`

Analysis

Name Servers

tcdvh.cn delegates to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

tcdvh.cn at least partially shares name servers with other domains, for instance uvjjn.cn, 600115.cn, heiem.com, cjwznzyy.net and zhuhaihengda.com.