`51mzh.com`

DNSSEC	⚠️ Not signed
NS	`dns23.hichina.com` ⭐
		A	2408:4009:501::31^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns24.hichina.com`
		A	2408:4009:501::32^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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	`mx1.qiye.aliyun.com` ⭐
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mx2.qiye.aliyun.com`⁽¹⁰⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
MX	`mx3.qiye.aliyun.com`⁽¹⁵⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	`dns23.hichina.com`hostmaster@hichina.com 2026-01-09 #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=1774429287

Same first word

51mzh.com

DNS History

14 records (5 active, 9 former)

●NSdns23.hichina.com2026-03-04 → 2026-03-25 · 3 obs

○ 2019-12-24 01:11:14
● 2026-03-04 07:30:08
● 2026-03-25 09:24:36

●NSdns24.hichina.com2026-03-04 → 2026-03-25 · 3 obs

○ 2019-12-24 01:11:14
● 2026-03-04 07:30:08
● 2026-03-25 09:24:36

○NSf1g1ns1.dnspod.net2017-03-14 → 2017-03-14 · 4 obs

○ 2016-07-17 11:29:02
● 2017-03-14 09:16:34
○ 2019-12-24 01:11:14
○ 2026-03-25 09:24:36

○NSf1g1ns2.dnspod.net2017-03-14 → 2017-03-14 · 4 obs

○ 2016-07-17 11:29:02
● 2017-03-14 09:16:34
○ 2019-12-24 01:11:14
○ 2026-03-25 09:24:36

○NSjm1.dns.com2019-12-24 → 2019-12-24 · 4 obs

○ 2017-03-14 09:16:34
● 2019-12-24 01:11:14
○ 2026-03-04 07:30:08
○ 2026-03-25 09:24:36

○NSjm2.dns.com2019-12-24 → 2019-12-24 · 4 obs

○ 2017-03-14 09:16:34
● 2019-12-24 01:11:14
○ 2026-03-04 07:30:08
○ 2026-03-25 09:24:36

○NSns11.xincache.com2016-03-26 → 2016-07-17 · 4 obs

● 2016-03-26 12:28:16
● 2016-07-17 11:29:02
○ 2017-03-14 09:16:34
○ 2026-03-25 09:24:36

○NSns12.xincache.com2016-03-26 → 2016-07-17 · 4 obs

● 2016-03-26 12:28:16
● 2016-07-17 11:29:02
○ 2017-03-14 09:16:34
○ 2026-03-25 09:24:36

●MXmx1.qiye.aliyun.com2026-03-04 → 2026-03-25 · 2 obs

● 2026-03-04 07:30:08
● 2026-03-25 09:24:36

●MXmx2.qiye.aliyun.com2026-03-04 → 2026-03-25 · 2 obs

● 2026-03-04 07:30:08
● 2026-03-25 09:24:36

●MXmx3.qiye.aliyun.com2026-03-04 → 2026-03-25 · 2 obs

● 2026-03-04 07:30:08
● 2026-03-25 09:24:36

○A120.24.52.2192017-03-14 → 2017-03-14 · 4 obs

○ 2016-07-17 11:29:02
● 2017-03-14 09:16:34
○ 2019-12-24 01:11:14
○ 2026-03-25 09:24:36

○A120.25.59.992016-03-26 → 2016-07-17 · 4 obs

● 2016-03-26 12:28:16
● 2016-07-17 11:29:02
○ 2017-03-14 09:16:34
○ 2026-03-25 09:24:36

○A154.218.89.302019-12-24 → 2019-12-24 · 4 obs

○ 2017-03-14 09:16:34
● 2019-12-24 01:11:14
○ 2026-03-04 07:30:08
○ 2026-03-25 09:24:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net...	-
51mzh.com	dns23.hichina.com, dns24.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns23.hichina.com, dns24.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 3647ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns24.hichina.com, dns23.hichina.com`
MX	3	`mx1.qiye.aliyun.com (pri: 5), mx2.qiye.aliyun.com (pri: 10)...`
TXT	1	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	1	`dns23.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns23.hichina.com, dns23.hichina.com, dns23.hichina.com...)

Analysis

Name Servers

Two name servers dns23.hichina.com and dns24.hichina.com handle the delegation for 51mzh.com.

51mzh.com shares the same name server setup as other domains, for instance samurai-katana.com, hokokochina.com, iptv.ren, qingxinhu.com and netdisk.com.cn.

51mzh.com at least partially shares name servers with other domains, such as vhong.net, boyijia.com and malink.xyz.

Host names with nine IP numbers:

dns23.hichina.com points to: 2408:4009:501::31, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns24.hichina.com points to: 2408:4009:501::32, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

Three mail servers handle 51mzh.com: mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

51mzh.com shares at least partially some mail servers with other domains, for instance pumpexport.com, hdjc.com.cn, jitscm.com, ctcnt.com and dortoos.com.