`2kang.cn`

DNSSEC	⚠️ Not signed
A	39.103.137.67^{🇨🇳 Alibaba-Cloud39.100.0.0/14 CT BeiJing IDC}
NS	`vip3.alidns.com` ⭐
		A	2408:4009:500::3^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.3^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.5^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.210^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.40.136^{🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.26^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.10^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
NS	`vip4.alidns.com`
		A	2408:4009:500::4^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.4^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.6^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.211^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.40.137^{🇸🇬 Alibaba_Cloud_SEC170.33.40.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.27^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.11^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
SOA	`vip3.alidns.com`hostmaster@hichina.com 2025-12-10 #11

`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=2034618191

Subdomains

cibeiai.2kang.cn

Same first word

2kang.cn

DNS History

5 records (3 active, 2 former)

○NSdns10.hichina.com2015-10-15 → 2016-07-12 · 4 obs

● 2015-10-15 04:57:14
● 2016-07-12 21:08:38
○ 2026-03-30 19:45:42
○ 2026-04-01 00:38:36

○NSdns9.hichina.com2015-10-15 → 2016-07-12 · 4 obs

● 2015-10-15 04:57:14
● 2016-07-12 21:08:38
○ 2026-03-30 19:45:42
○ 2026-04-01 00:38:36

●NSvip3.alidns.com2026-03-30 → 2026-04-01 · 3 obs

○ 2016-07-12 21:08:38
● 2026-03-30 19:45:42
● 2026-04-01 00:38:36

●NSvip4.alidns.com2026-03-30 → 2026-04-01 · 3 obs

○ 2016-07-12 21:08:38
● 2026-03-30 19:45:42
● 2026-04-01 00:38:36

●A39.103.137.672026-03-30 → 2026-04-01 · 2 obs

● 2026-03-30 19:45:42
● 2026-04-01 00:38:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
2kang.cn	vip3.alidns.com, vip4.alidns.com	-

✅ Authoritative Response

Server:170.33.80.11

NS records: vip3.alidns.com, vip4.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 2kang.cn (unsigned zone)

⏱️ Timing

Total: 3036ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`39.103.137.67`
NS	2	`vip3.alidns.com, vip4.alidns.com`
SOA	1	`vip3.alidns.com hostmaster.hichina.com`

Analysis

Hierarchy

The parent of cibeiai.2kang.cn is 2kang.cn.

IP Addresses

2kang.cn points to a single IP address: 39.103.137.67.

Name Servers

Two name servers vip3.alidns.com and vip4.alidns.com handle the delegation for 2kang.cn.

2kang.cn shares the same name server setup as other domains, for example 118114.net, zihexin.net, altium365.com.cn, jinxinqh.com and peopledigital.com.cn.

2kang.cn at least partially shares name servers with other domains, for example cdn.pingan.com.cn, orz-dns.com and goodbrothersuganda.com.

Host names with seven IP numbers:

vip3.alidns.com points to: 2408:4009:500::3, 8.212.93.3, 140.205.1.5, 170.33.32.210, 170.33.40.136, 170.33.73.26 and 170.33.80.10.

vip4.alidns.com points to: 2408:4009:500::4, 8.212.93.4, 140.205.1.6, 170.33.32.211, 170.33.40.137, 170.33.73.27 and 170.33.80.11.

2kang.cn - robtex.com

2kang.cn

cn