`51tzm.com`

DNSSEC	⚠️ Not signed
A	47.243.37.3^{🇭🇰 Alibaba-Cloud47.243.0.0/16 Proxy-registered route object}
NS	`dns7.hichina.com` ⭐
		A	2408:4009:501::15^{🇨🇳 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	`dns8.hichina.com`
		A	2408:4009:501::16^{🇨🇳 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,}
SOA	`dns7.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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=1774389407

Same first word

51tzm.com

Similar names

51zmt.com

51zmt.top

51zmt.net

DNS History

11 records (3 active, 8 former)

●NSdns7.hichina.com2015-05-19 → 2026-03-24 · 6 obs

● 2015-05-19 21:44:58
● 2015-10-06 13:09:40
○ 2015-12-14 12:05:42
○ 2016-04-11 09:14:30
● 2016-08-24 20:49:10
● 2026-03-24 22:22:58

●NSdns8.hichina.com2015-05-19 → 2026-03-24 · 6 obs

● 2015-05-19 21:44:58
● 2015-10-06 13:09:40
○ 2015-12-14 12:05:42
○ 2016-04-11 09:14:30
● 2016-08-24 20:49:10
● 2026-03-24 22:22:58

○NSn3078.ns.yunjiasu.com2015-12-14 → 2016-04-11 · 5 obs

○ 2015-10-06 13:09:40
● 2015-12-14 12:05:42
● 2016-04-11 09:14:30
○ 2016-08-24 20:49:10
○ 2026-03-24 22:22:58

○NSn335.ns.yunjiasu.com2015-12-14 → 2016-04-11 · 5 obs

○ 2015-10-06 13:09:40
● 2015-12-14 12:05:42
● 2016-04-11 09:14:30
○ 2016-08-24 20:49:10
○ 2026-03-24 22:22:58

○A108.162.194.742015-12-14 → 2016-01-23 · 5 obs

○ 2015-10-06 13:09:40
● 2015-12-14 12:05:42
● 2016-01-23 05:21:00
○ 2016-04-11 09:14:30
○ 2026-03-24 22:22:58

○A108.162.195.742015-12-14 → 2016-01-23 · 5 obs

○ 2015-10-06 13:09:40
● 2015-12-14 12:05:42
● 2016-01-23 05:21:00
○ 2016-04-11 09:14:30
○ 2026-03-24 22:22:58

○A121.41.39.1262016-08-24 → 2016-12-19 · 5 obs

○ 2016-04-11 09:14:30
● 2016-08-24 20:49:10
● 2016-12-19 16:18:58
○ 2026-03-24 22:22:56
○ 2026-03-24 22:22:58

○A173.245.60.472016-04-11 → 2016-04-11 · 4 obs

○ 2016-01-23 05:21:00
● 2016-04-11 09:14:30
○ 2016-08-24 20:49:10
○ 2026-03-24 22:22:58

○A173.245.61.472016-04-11 → 2016-04-11 · 4 obs

○ 2016-01-23 05:21:00
● 2016-04-11 09:14:30
○ 2016-08-24 20:49:10
○ 2026-03-24 22:22:58

●A47.243.37.32026-03-24 → 2026-03-24 · 3 obs

○ 2016-12-19 16:18:58
● 2026-03-24 22:22:56
● 2026-03-24 22:22:58

○A74.91.215.332015-05-19 → 2015-10-06 · 4 obs

● 2015-05-19 21:44:58
● 2015-10-06 13:09:40
○ 2015-12-14 12:05:42
○ 2026-03-24 22:22:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
51tzm.com	dns7.hichina.com, dns8.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.44

NS records: dns7.hichina.com, dns8.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51tzm.com (unsigned zone)

⏱️ Timing

Total: 3570ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.243.37.3`
NS	2	`dns7.hichina.com, dns8.hichina.com`
SOA	1	`dns7.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns7.hichina.com, dns7.hichina.com, dns7.hichina.com...)

Analysis

IP Addresses

51tzm.com points to a single IP number: 47.243.37.3.

Other host names like mail.51fbm.com and 51fbm.com share IP numbers with 51tzm.com.

Name Servers

51tzm.com is delegated to two name servers: dns7.hichina.com and dns8.hichina.com.

51tzm.com shares the same name server setup as other domains, for example quickgame.com, ikeysoft.com, nyxy.cn, smuszsh.cn and ctssh01.com.

51tzm.com partially shares name servers with other domains, for instance dpos.club, dubb.cn and show-time.top.

Host names with nine IP numbers:

dns7.hichina.com points to: 2408:4009:501::15, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123.

dns8.hichina.com points to: 2408:4009:501::16, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.

51tzm.com - robtex.com

51tzm.com

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