`grandquartztech.com`

DNSSEC	⚠️ Not signed
A	47.251.37.24^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
NS	`ns47.domaincontrol.com` ⭐
		A	2603:5:2172::18^{🇺🇸 GODADDY-DNS2603:5:2170::/44}
			PTR	`ns47.domaincontrol.com`
		A	97.74.103.24^{🇺🇸 GODADDY-DNS97.74.102.0/23}
			PTR	`ns47.domaincontrol.com`
NS	`ns48.domaincontrol.com`
		A	2603:5:2272::18^{🇺🇸 GODADDY-DNS2603:5:2270::/44}
			PTR	`ns48.domaincontrol.com`
		A	173.201.71.24^{🇺🇸 GODADDY-DNS173.201.70.0/23}
			PTR	`ns48.domaincontrol.com`
MX	`hzmx01.mxmail.netease.com` ⭐
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
MX	`hzmx02.mxmail.netease.com`⁽¹⁰⁾
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
TXT	`2502c9f64e31e4a4911c7b458e0ada01f769c6cf59d15131026fc8c41c296ce`
TXT	`v=spf1 include:spf.163.com -all`
TXT	`google-site-verification=y01t8KW5afBg_RBCDX0pRJExT7DAeKcwfwn6RBsV7o0`
SOA	`ns47.domaincontrol.com`dns@jomax.net 2026-03-04 #1

`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=1774666007

Subdomains

www.grandquartztech.com

Same first word

grandquartztech.com

DNS History

5 records (5 active, 0 former)

●NSns47.domaincontrol.com2026-03-28 → 2026-03-28 · 2 obs

● 2026-03-28 02:57:34
● 2026-03-28 02:57:36

●NSns48.domaincontrol.com2026-03-28 → 2026-03-28 · 2 obs

● 2026-03-28 02:57:34
● 2026-03-28 02:57:36

●MXhzmx01.mxmail.netease.com2026-03-28 → 2026-03-28 · 2 obs

● 2026-03-28 02:57:34
● 2026-03-28 02:57:36

●MXhzmx02.mxmail.netease.com2026-03-28 → 2026-03-28 · 2 obs

● 2026-03-28 02:57:34
● 2026-03-28 02:57:36

●A47.251.37.242026-03-28 → 2026-03-28 · 2 obs

● 2026-03-28 02:57:34
● 2026-03-28 02:57:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
grandquartztech.com	ns47.domaincontrol.com, ns48.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.71.24

NS records: ns47.domaincontrol.com, ns48.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grandquartztech.com (unsigned zone)

⏱️ Timing

Total: 103ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.251.37.24`
NS	2	`ns47.domaincontrol.com, ns48.domaincontrol.com`
MX	2	`hzmx01.mxmail.netease.com (pri: 5), hzmx02.mxmail.netease.com (pri: 10)`
TXT	3	`2502c9f64e31e4a4911c7b458e0ada01f769c6cf, v=spf1 include:spf.163.com -all...`
SOA	1	`ns47.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns47.domaincontrol.com, ns47.domaincontrol.com, ns48.domaincontrol.com...)

Analysis

Hierarchy

www.grandquartztech.com has grandquartztech.com as its parent.

IP Addresses

grandquartztech.com maps to IP address 47.251.37.24.

Name Servers

Two name servers ns47.domaincontrol.com and ns48.domaincontrol.com are delegated to grandquartztech.com.

grandquartztech.com uses the same name server configuration as other domains, such as boykofamily.net, waiproperties.com, cii.org.uk, solarthepug.com and capitalistinternational.com.

grandquartztech.com shares some name servers with other domains, for example tradelinksoftware.com.

Host names with two IPs:

ns47.domaincontrol.com points to 2603:5:2172::18 and 97.74.103.24.

ns48.domaincontrol.com points to 2603:5:2272::18 and 173.201.71.24.

Mail Servers

Two mail servers handle grandquartztech.com: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.

grandquartztech.com shares the same mail server setup as other domains, including ricowin.com, ectray.com, scienochem.com, mdjzfoods.com and visec.cn.

grandquartztech.com shares mail servers with other domains, at least partially, for instance fineupcar.com, dogebos.com, crowdconnect.biz and sdjtky.com.

Host names with two IP numbers:

hzmx01.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126

hzmx02.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126

Hosts that point to 47.251.71.119: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com

Hosts that point to 47.251.84.126: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com

grandquartztech.com - robtex.com