`skillcheck.cn`

	CNAME	`skillcheck.cn.a1.initxb.com`
	DNSSEC	⚠️ Not signed
	A	163.181.214.117^{🇸🇬 Alibaba_Cloud_CDN163.181.214.0/24 Alibaba Cloud}

`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=2034583203

Same first word

skillcheck.de

skillcheck.cn

skillcheck.com

DNS History

4 records (3 active, 1 former)

●NSdns27.hichina.com2026-03-22 → 2026-03-24 · 2 obs

● 2026-03-22 08:11:04
● 2026-03-24 22:28:36

●NSdns28.hichina.com2026-03-22 → 2026-03-24 · 2 obs

● 2026-03-22 08:11:04
● 2026-03-24 22:28:36

○A5.223.54.1452026-03-22 → 2026-03-22 · 3 obs

● 2026-03-22 08:11:04
○ 2026-03-24 22:28:34
○ 2026-03-24 22:28:36

●CNAMEskillcheck.cn.a1.initxb.com2026-03-24 → 2026-03-24 · 2 obs

● 2026-03-24 22:28:34
● 2026-03-24 22:28:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...	-
skillcheck.cn	dns27.hichina.com, dns28.hichina.com	-

✅ Authoritative Response

Server:39.96.153.37

NS records: dns27.hichina.com, dns28.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for skillcheck.cn (unsigned zone)

⏱️ Timing

Total: 3432ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns28.hichina.com, dns27.hichina.com`
CNAME	1	`skillcheck.cn.a1.initxb.com`
SOA	1	`dns27.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

skillcheck.cn points to IP number: 163.181.214.117.

Other host names for instance richrecreation.net, v2n1tkbq5pbl7ahak5n1qwy6c8mhp1pp8.probe.tbcache.com, www.666707.xyz.a1.initnn.com and wlong.cc share IP numbers with skillcheck.cn.

skillcheck.cn - robtex.com

skillcheck.cn

cn