linklab.com - dns.ninja

`linklab.com`

DNSSEC	⚠️ Not signed
A	182.92.244.212^{🇨🇳 Alibaba-Cloud182.92.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns3.hichina.com` ⭐
		A	2408:4009:501::11^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.113^{🇨🇳 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	139.224.142.123^{🇨🇳 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	`dns4.hichina.com`
		A	2408:4009:501::12^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.114^{🇨🇳 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	139.224.142.124^{🇨🇳 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,}
MX	`mxbiz1.qq.com` ⭐
MX	`antispam.linkdoc.com`⁽¹⁰⁾
		A	121.52.217.80^{🇨🇳 CHINANET-BJ-METRO121.52.208.0/20 CMI (Customer Route)}
			PTR	`antispam.linkdoc.com`
TXT	`201708290000001e42ggh6ionz8iqo0luww1732700oxbxkqswp37ey1z09qxpx2`
TXT	`118.26.168.236`
SOA	`dns3.hichina.com`hostmaster@hichina.com 2026-06-04 #13

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1783195751

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DNS History

21 records (5 active, 16 former)

○NSdns1.iidns.com2017-03-14 → 2017-03-14 · 4 obs

○ 2015-12-03 00:16:10
● 2017-03-14 10:25:38
○ 2019-04-19 01:21:36
○ 2026-07-04 20:20:02

●NSdns3.hichina.com2026-02-14 → 2026-07-04 · 3 obs

○ 2019-04-19 01:21:36
● 2026-02-14 23:05:36
● 2026-07-04 20:20:02

●NSdns4.hichina.com2026-02-14 → 2026-07-04 · 3 obs

○ 2019-04-19 01:21:36
● 2026-02-14 23:05:36
● 2026-07-04 20:20:02

○NSns1.domaindiscover.com2007-11-06 → 2015-12-03 · 4 obs

● 2007-11-06 11:42:06
● 2015-12-03 00:16:10
○ 2017-03-14 10:25:38
○ 2026-07-04 20:20:02

○NSns2.domaindiscover.com2007-11-06 → 2015-12-03 · 4 obs

● 2007-11-06 11:42:06
● 2015-12-03 00:16:10
○ 2019-04-19 01:21:36
○ 2026-07-04 20:20:02

○NSns3.dns.com2019-04-19 → 2019-04-19 · 4 obs

○ 2017-03-14 10:25:38
● 2019-04-19 01:21:36
○ 2026-02-14 23:05:36
○ 2026-07-04 20:20:02

○NSns4.dns.com2019-04-19 → 2019-04-19 · 4 obs

○ 2017-03-14 10:25:38
● 2019-04-19 01:21:36
○ 2026-02-14 23:05:36
○ 2026-07-04 20:20:02

○MXalt1.aspmx.l.google.com2007-11-06 → 2015-12-03 · 4 obs

● 2007-11-06 11:42:06
● 2015-12-03 00:16:10
○ 2017-03-14 10:25:38
○ 2026-07-04 20:20:02

○MXalt2.aspmx.l.google.com2007-11-06 → 2015-12-03 · 4 obs

● 2007-11-06 11:42:06
● 2015-12-03 00:16:10
○ 2017-03-14 10:25:38
○ 2026-07-04 20:20:02

●MXantispam.linkdoc.com2019-04-19 → 2026-07-04 · 3 obs

○ 2017-03-14 10:25:38
● 2019-04-19 01:21:36
● 2026-07-04 20:20:02

○MXaspmx.l.google.com2007-11-06 → 2015-12-03 · 4 obs

● 2007-11-06 11:42:06
● 2015-12-03 00:16:10
○ 2017-03-14 10:25:38
○ 2026-07-04 20:20:02

○MXaspmx2.googlemail.com2007-11-06 → 2015-12-03 · 4 obs

● 2007-11-06 11:42:06
● 2015-12-03 00:16:10
○ 2017-03-14 10:25:38
○ 2026-07-04 20:20:02

○MXaspmx3.googlemail.com2007-11-06 → 2015-12-03 · 4 obs

● 2007-11-06 11:42:06
● 2015-12-03 00:16:10
○ 2017-03-14 10:25:38
○ 2026-07-04 20:20:02

○MXaspmx4.googlemail.com2007-11-06 → 2015-12-03 · 4 obs

● 2007-11-06 11:42:06
● 2015-12-03 00:16:10
○ 2017-03-14 10:25:38
○ 2026-07-04 20:20:02

○MXaspmx5.googlemail.com2007-11-06 → 2015-12-03 · 4 obs

● 2007-11-06 11:42:06
● 2015-12-03 00:16:10
○ 2017-03-14 10:25:38
○ 2026-07-04 20:20:02

●MXmxbiz1.qq.com2026-02-14 → 2026-07-04 · 3 obs

○ 2019-04-19 01:21:36
● 2026-02-14 23:05:36
● 2026-07-04 20:20:02

●A182.92.244.2122026-02-14 → 2026-07-04 · 3 obs

○ 2015-08-04 04:08:20
● 2026-02-14 23:05:36
● 2026-07-04 20:20:02

○A64.233.179.1212007-11-06 → 2007-11-06 · 3 obs

● 2007-11-06 11:42:06
○ 2015-08-04 04:08:20
○ 2026-07-04 20:20:02

○A66.249.81.1212007-11-06 → 2007-11-06 · 3 obs

● 2007-11-06 11:42:06
○ 2015-08-04 04:08:20
○ 2026-07-04 20:20:02

○A72.14.207.1212007-11-06 → 2007-11-06 · 3 obs

● 2007-11-06 11:42:06
○ 2015-08-04 04:08:20
○ 2026-07-04 20:20:02

○CNAMElb.linkdoc.com2019-04-19 → 2026-02-17 · 4 obs

● 2019-04-19 01:21:36
● 2026-02-17 00:07:54
○ 2026-02-18 00:14:18
○ 2026-07-04 20:20:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
linklab.com	dns3.hichina.com, dns4.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.43

NS records: dns3.hichina.com, dns4.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linklab.com (unsigned zone)

⏱️ Timing

Total: 558ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`182.92.244.212`
NS	2	`dns3.hichina.com, dns4.hichina.com`
MX	2	`antispam.linkdoc.com (pri: 10), mxbiz1.qq.com (pri: 5)`
TXT	2	`201708290000001e42ggh6ionz8iqo0luww17327, 118.26.168.236`
SOA	1	`dns3.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns3.hichina.com, dns3.hichina.com, dns3.hichina.com...)

Analysis

IP Addresses

linklab.com directs to one IP number, which is 182.92.244.212.

Further host names like linkdoc.com and lb.linkdoc.com overlap in IP numbers with linklab.com.

Name Servers

linklab.com has two authoritative name servers — dns3.hichina.com and dns4.hichina.com.

linklab.com has the same name server delegation as a number of other domains, such as 7bg.cn, ebans.top, sdcec.com and two more.

There is at least partial name server overlap between linklab.com and other domains — iinma.com, lerobots.com, puxidun.cn and two more among them.

These name servers frequently co-occur with the name servers expirens3.hichina.com and expirens4.hichina.com.

Host names resolving to 9 IP numbers:

dns3.hichina.com points to 39.96.153.43, 39.96.153.63, 47.118.199.203 and 6 other IP addresses.

dns4.hichina.com points to 39.96.153.44, 39.96.153.54, 47.118.199.204 and 6 other IP addresses.

Mail Servers

The MX records for linklab.com point to two mail servers: antispam.linkdoc.com and mxbiz1.qq.com.

linklab.com shares at least some of its mail servers with other domains — for example 58dslt.com, ysca.cn, sergentle.com and two more.

It is common to find these mail servers paired with the mail servers mxbiz2.qq.com.

Hosts that resolve to one IP address:

antispam.linkdoc.com resolves to 121.52.217.80.