`opencampus.cn`

DNSSEC	⚠️ Not signed
A	120.26.250.241^{🇨🇳 Alibaba-Cloud120.26.0.0/16}
NS	`dns31.hichina.com` ⭐
		A	2408:4009:501::39^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.39^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.59^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.199^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.219^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.39^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.59^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.99^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.109^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns32.hichina.com`
		A	2408:4009:501::40^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.37^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.62^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.197^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.221^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.37^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.62^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.102^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.107^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
SOA	`dns31.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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=2034682656

Same first word

opencampus.com.tr

opencampus.es

opencampus.com

opencampus.net

opencampus.cn

opencampus.xyz

Similar names

consumeapp.com

DNS History

10 records (3 active, 7 former)

●NSdns31.hichina.com2026-02-22 → 2026-04-18 · 3 obs

○ 2015-10-23 03:35:24
● 2026-02-22 08:37:18
● 2026-04-18 01:25:50

●NSdns32.hichina.com2026-02-22 → 2026-04-18 · 3 obs

○ 2015-10-23 03:35:24
● 2026-02-22 08:37:18
● 2026-04-18 01:25:50

○NSf1g1ns1.dnspod.net2015-06-08 → 2015-10-23 · 4 obs

● 2015-06-08 14:50:24
● 2015-10-23 03:35:24
○ 2026-02-22 08:37:18
○ 2026-04-18 01:25:50

○NSf1g1ns2.dnspod.net2015-06-08 → 2015-10-23 · 4 obs

● 2015-06-08 14:50:24
● 2015-10-23 03:35:24
○ 2026-02-22 08:37:18
○ 2026-04-18 01:25:50

○MXmail.skrimple.com2015-12-25 → 2017-11-24 · 4 obs

● 2015-12-25 19:47:20
● 2017-11-24 19:03:14
○ 2026-02-22 08:37:18
○ 2026-04-18 01:25:50

○A103.51.144.812016-12-25 → 2016-12-25 · 4 obs

○ 2016-04-02 17:59:24
● 2016-12-25 10:32:10
○ 2017-11-24 19:03:14
○ 2026-04-18 01:25:50

●A120.26.250.2412026-02-22 → 2026-04-18 · 3 obs

○ 2017-11-24 19:03:14
● 2026-02-22 08:37:18
● 2026-04-18 01:25:50

○A123.254.111.1902015-06-08 → 2015-10-23 · 4 obs

● 2015-06-08 14:50:24
● 2015-10-23 03:35:24
○ 2015-12-25 19:47:20
○ 2026-04-18 01:25:50

○A50.117.120.2512017-11-24 → 2017-11-24 · 4 obs

○ 2016-12-25 10:32:10
● 2017-11-24 19:03:14
○ 2026-02-22 08:37:18
○ 2026-04-18 01:25:50

○A65.19.157.2352015-12-25 → 2016-04-02 · 5 obs

○ 2015-10-23 03:35:24
● 2015-12-25 19:47:20
● 2016-04-02 17:59:24
○ 2016-12-25 10:32:10
○ 2026-04-18 01:25:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
opencampus.cn	dns31.hichina.com, dns32.hichina.com	-

✅ Authoritative Response

Server:120.76.107.59

NS records: dns31.hichina.com, dns32.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opencampus.cn (unsigned zone)

⏱️ Timing

Total: 3435ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`120.26.250.241`
NS	2	`dns31.hichina.com, dns32.hichina.com`
SOA	1	`dns31.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

opencampus.cn resolves to a single IP address: 120.26.250.241.

Name Servers

opencampus.cn's delegation uses two name servers, dns31.hichina.com and dns32.hichina.com.

opencampus.cn shares the same name server setup as other domains, for example eetong.cn, whauu.com, irenaworld.net, zj-bag.com and atoumic.com.

opencampus.cn at least partially shares name servers with other domains, for example 3j9l.com, 3372.cn and gapland.cn.

These name servers are commonly used with expirens3.hichina.com and expirens4.hichina.com.

dns31.hichina.com points to: 2408:4009:501::39, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109.

dns32.hichina.com points to: 2408:4009:501::40, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.

opencampus.cn - robtex.com

opencampus.cn

cn