`global-quartz.com`

DNSSEC	⚠️ Not signed
A	210.3.143.206^{🇭🇰 HUTCHISON-AS-AP210.3.128.0/19 HGC Global Communications Limited 9/F Hutchison Telecom Tower 99 Cheung Fai Road}
		PTR	`static-bbs-206-143-3-210-on-nets.com`
NS	`caltron` ⭐
NS	`ns02.itrsw.com`
		A	65.181.93.19^{🇭🇰 HKTIMS-AP65.181.64.0/19 PCCW IMS Ltd (PCCW Business Internet Access) 26/F, PCCW TOWER TAIKOO PLACE 979 KINGS ROAD QUARRY BAY, HONG KONG}
			PTR	`65-181-93-019.static.imsbiz.com`
NS	`ns03.itrsw.com`
		A	210.3.143.206^{🇭🇰 HUTCHISON-AS-AP210.3.128.0/19 HGC Global Communications Limited 9/F Hutchison Telecom Tower 99 Cheung Fai Road}
			PTR	`static-bbs-206-143-3-210-on-nets.com`
TXT	`v=spf1 mx ~all`
SOA	`caltron`hostmaster serial=31

`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=1774591477

Subdomains

mail.global-quartz.com

Same first word

global-quartz.com

DNS History

7 records (4 active, 3 former)

●NScaltron2026-03-24 → 2026-03-27 · 3 obs

○ 2026-03-14 18:08:12
● 2026-03-24 17:15:32
● 2026-03-27 06:19:36

●NSns02.itrsw.com2017-05-10 → 2026-03-27 · 2 obs

● 2017-05-10 20:57:28
● 2026-03-27 06:19:36

●NSns03.itrsw.com2017-05-10 → 2026-03-27 · 2 obs

● 2017-05-10 20:57:28
● 2026-03-27 06:19:36

○NSserver2017-05-10 → 2026-03-14 · 4 obs

● 2017-05-10 20:57:28
● 2026-03-14 18:08:12
○ 2026-03-24 17:15:32
○ 2026-03-27 06:19:36

○MXmail.global-quartz.com2017-05-10 → 2026-03-14 · 4 obs

● 2017-05-10 20:57:28
● 2026-03-14 18:08:12
○ 2026-03-24 17:15:32
○ 2026-03-27 06:19:36

●A210.3.143.2062026-03-14 → 2026-03-27 · 3 obs

○ 2017-05-10 20:57:28
● 2026-03-14 18:08:12
● 2026-03-27 06:19:36

○A61.93.114.1772017-05-10 → 2017-05-10 · 3 obs

● 2017-05-10 20:57:28
○ 2026-03-14 18:08:12
○ 2026-03-27 06:19:36

🔍 DNS Trace

Analysis

Hierarchy

global-quartz.com is the parent of mail.global-quartz.com.

IP Addresses

global-quartz.com resolves to a single IP address: 210.3.143.206.

Other host names including mail.linetechnical.com, mail.caltron.com.hk, caltron.com.hk, ns03.itrsw.com and mail.global-quartz.com share IP numbers with global-quartz.com.

Name Servers

global-quartz.com is delegated to three name servers: caltron, ns02.itrsw.com and ns03.itrsw.com.

global-quartz.com at least partially shares name servers with other domains, including ncprintinghk.com, sunthaifung.com, avp-electronics.com, caltron.com.hk and koda-hk.com.

Host names with a single IP:

ns02.itrsw.com points to 65.181.93.19.

ns03.itrsw.com points to 210.3.143.206.

global-quartz.com - robtex.com