`bigdata-workspace.net.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}

`net.cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.cn` ⚠️ Not in parent delegation
	NS	`c.dns.cn` ⚠️ Not in parent delegation
	NS	`cns.cernet.net` ⚠️ Not in parent delegation
	NS	`d.dns.cn` ⚠️ Not in parent delegation
	NS	`e.dns.cn` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2028200574

WOT: SUSPICIOUS (55/100)

Same first word

bigdata-workspace.net.cn

bigdata-workspace.com

bigdata-workspace.cn

DNS History

4 records (4 active, 0 former)

●NSns1.judns.com2026-05-04 → 2026-07-31 · 2 obs

● 2026-05-04 03:06:28
● 2026-07-31 17:24:02

●NSns1.julydns.com2026-05-04 → 2026-07-31 · 2 obs

● 2026-05-04 03:06:28
● 2026-07-31 17:24:02

●NSns2.judns.com2026-05-04 → 2026-07-31 · 2 obs

● 2026-05-04 03:06:28
● 2026-07-31 17:24:02

●NSns2.julydns.com2026-05-04 → 2026-07-31 · 2 obs

● 2026-05-04 03:06:28
● 2026-07-31 17:24:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn...	-

✅ Authoritative Response

Server:203.119.29.1

NS records: d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn, e.dns.cn

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 3761ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

Four name servers handle the delegation for bigdata-workspace.net.cn: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

The name servers of bigdata-workspace.net.cn overlap at least partially with those of other domains — among them jxsshw.com, txvr.com, bydhn.com and two more.

These name servers commonly co-occur with the name servers ns1.onclouddns.com, ns2.onclouddns.com, jm1.dns.com and jm2.dns.com.

ns1.judns.com and ns2.judns.com share the IP address 162.159.27.251; ns1.julydns.com and ns2.julydns.com share the IP address 162.159.48.223.

Host names pointing to 162.159.27.251 IP addresses: ns1.judns.com and ns2.judns.com.

Host names pointing to 162.159.48.223 IP addresses: ns1.julydns.com and ns2.julydns.com.

bigdata-workspace.net.cn - robtex.com