`tz176.com`

DNSSEC	⚠️ Not signed
A	121.43.148.149^{🇨🇳 Alibaba-Cloud121.42.0.0/15}
NS	`ns1.51dns.com` ⭐
		A	2001:df2:f080:1::4^{🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	1.193.216.201^{🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network}
		A	218.98.111.194^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`ns2.51dns.com`
		A	240e:97d:10:1402:0:1:0:1001^{🇨🇳 CHINANET-Guangdong-DongGuan-IDC240e:97d::/36 DongGuan IDC Network}
		A	61.158.128.2^{🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network}
			PTR	`2.128.158.61.ha.cnc`
		A	183.253.57.224^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.63^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
SOA	`ns1.51dns.com`admin@51dns.com serial=1751342647

`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=1771291435

Subdomains

www.tz176.com

Same first word

tz176.com

Similar names

zt176.cn

zt176.com

DNS History

6 records (3 active, 3 former)

●NSns1.51dns.com2015-07-02 → 2026-03-22 · 2 obs

● 2015-07-02 15:31:40
● 2026-03-22 17:54:42

●NSns2.51dns.com2015-07-02 → 2026-03-22 · 2 obs

● 2015-07-02 15:31:40
● 2026-03-22 17:54:42

●A121.43.148.1492026-03-04 → 2026-03-22 · 3 obs

○ 2016-12-25 06:38:36
● 2026-03-04 19:37:24
● 2026-03-22 17:54:42

○A122.224.54.242015-07-02 → 2016-07-06 · 4 obs

● 2015-07-02 15:31:40
● 2016-07-06 22:06:44
○ 2016-09-04 16:00:48
○ 2026-03-22 17:54:42

○A122.224.54.672016-10-09 → 2016-12-25 · 5 obs

○ 2016-09-04 16:00:48
● 2016-10-09 15:59:56
● 2016-12-25 06:38:36
○ 2026-03-04 19:37:24
○ 2026-03-22 17:54:42

○A183.2.207.1172016-09-04 → 2016-09-04 · 4 obs

○ 2016-07-06 22:06:44
● 2016-09-04 16:00:48
○ 2016-10-09 15:59:56
○ 2026-03-22 17:54:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
tz176.com	ns1.51dns.com, ns2.51dns.com	5 records

✅ Authoritative Response

Server: 218.98.111.194

NS records: ns1.51dns.com, ns2.51dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tz176.com (unsigned zone)

⏱️ Timing

Total: 3646ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.43.148.149`
NS	2	`ns1.51dns.com, ns2.51dns.com`
SOA	1	`ns1.51dns.com admin.51dns.com`

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (ns1.51dns.com, ns1.51dns.com, ns2.51dns.com...)

Analysis

Hierarchy

tz176.com is the parent of www.tz176.com.

IP Addresses

tz176.com resolves to a single IP address: 121.43.148.149.

Other host names such as mir123.com, as222.com, www.tz176.com and 99wf.com share IP numbers with tz176.com.

Name Servers

tz176.com's delegation uses two name servers, ns1.51dns.com and ns2.51dns.com.

tz176.com shares the same name server setup as other domains, for example baiduidc.com, kg.cn, fz34283.com, tcbjh.com and 217678.com.

tz176.com shares some name servers with other domains, such as 9771.com, haosf77.com, 55wan.com and pingfan.com.

These name servers are commonly used with ns3.51dns.com and ns4.51dns.com.

Host names with four IP numbers: ns2.51dns.com points to 240e:97d:10:1402:0:1:0:1001, 61.158.128.2, 183.253.57.224 and 211.99.99.63.

Host names with three IP numbers: ns1.51dns.com points to 2001:df2:f080:1::4, 1.193.216.201 and 218.98.111.194.

tz176.com - robtex.com

tz176.com

com