`dgcol.cn`

DNSSEC	⚠️ Not signed
NS	`ns1.alidns.com` ⭐
		A	2408:4009:501::1^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.45^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.55^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.205^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.215^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.45^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.55^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.115^{🇨🇳 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	139.224.142.125^{🇨🇳 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	`ns2.alidns.com`
		A	2408:4009:501::2^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.46^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.56^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.206^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.216^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.46^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.56^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.116^{🇨🇳 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	139.224.142.126^{🇨🇳 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	`ns1.alidns.com`hostmaster@hichina.com 2026-01-09 #13

`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=2034592523

Same first word

dgcol.cn

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DNS History

7 records (2 active, 5 former)

○NSdns23.hichina.com2015-06-10 → 2017-10-28 · 4 obs

● 2015-06-10 12:20:52
● 2017-10-28 17:05:54
○ 2026-03-22 19:24:54
○ 2026-03-27 07:35:08

○NSdns24.hichina.com2015-06-10 → 2017-10-28 · 4 obs

● 2015-06-10 12:20:52
● 2017-10-28 17:05:54
○ 2026-03-22 19:24:54
○ 2026-03-27 07:35:08

●NSns1.alidns.com2026-03-22 → 2026-03-27 · 3 obs

○ 2017-10-28 17:05:54
● 2026-03-22 19:24:54
● 2026-03-27 07:35:08

●NSns2.alidns.com2026-03-22 → 2026-03-27 · 3 obs

○ 2017-10-28 17:05:54
● 2026-03-22 19:24:54
● 2026-03-27 07:35:08

○A112.126.20.402015-06-10 → 2016-01-18 · 4 obs

● 2015-06-10 12:20:52
● 2016-01-18 21:37:18
○ 2016-04-23 21:49:32
○ 2026-03-27 07:35:08

○A121.11.65.102017-10-28 → 2017-10-28 · 4 obs

○ 2016-11-25 07:01:50
● 2017-10-28 17:05:54
○ 2026-03-22 19:24:54
○ 2026-03-27 07:35:08

○A121.11.65.252016-04-23 → 2016-11-25 · 5 obs

○ 2016-01-18 21:37:18
● 2016-04-23 21:49:32
● 2016-11-25 07:01:50
○ 2017-10-28 17:05:54
○ 2026-03-27 07:35:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
dgcol.cn	ns1.alidns.com, ns2.alidns.com	-

✅ Authoritative Response

Server:139.224.142.116

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dgcol.cn (unsigned zone)

⏱️ Timing

Total: 4477ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.alidns.com, ns2.alidns.com`
SOA	1	`ns1.alidns.com hostmaster.hichina.com`

Analysis

Name Servers

dgcol.cn's delegation uses two name servers: ns1.alidns.com and ns2.alidns.com.

dgcol.cn uses the same name server setup as other domains, such as nettervibration.cn, rk6688.com, chinagoldcoin.net, cmk-wuxi.com.cn and 68596e90010311.beer.

dgcol.cn at least partially shares name servers with other domains, including syntecclub.com, aclass.cn, 10338.com, rstudio.cn and njtw.net.

These name servers are commonly used with ns7.alidns.com, ns8.alidns.com, dns7.hichina.com, dns8.hichina.com, dns1.hichina.com, dns2.hichina.com, ns3.afternic.com, dns.sharknames.com, fastdns.sharknames.com and opendns.sharknames.com.

Host names with nine IP numbers: The host name ns1.alidns.com points to 2408:4009:501::1, 39.96.153.45, 39.96.153.55, 47.118.199.205, 47.118.199.215, 120.76.107.45, 120.76.107.55, 139.224.142.115 and 139.224.142.125. The host name ns2.alidns.com points to 2408:4009:501::2, 39.96.153.46, 39.96.153.56, 47.118.199.206, 47.118.199.216, 120.76.107.46, 120.76.107.56, 139.224.142.116 and 139.224.142.126.

dgcol.cn - robtex.com

dgcol.cn

cn