`greatbaytech.com`

DNSSEC	⚠️ Not signed
A	192.186.36.13^{🇺🇸 AS395776192.186.36.0/24 SKBroadband customer route}
NS	`ns1.dns.com` ⭐
		A	2001:df2:f080:2::1:1^{🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	154.23.191.128^{🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	154.86.21.128^{🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`ns2.dns.com`
		A	2001:df2:f080:2::1:2^{🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	154.23.191.129^{🇺🇸 HKCICL-AS-AP154.23.191.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	154.86.21.129^{🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
SOA	`ns1.dns.com`admin@dns.com serial=1768524766

`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

Same first word

greatbaytech.com

DNS History

6 records (3 active, 3 former)

○NSdns31.hichina.com2018-01-14 → 2018-01-14 · 3 obs

● 2018-01-14 13:49:40
○ 2026-03-04 19:10:20
○ 2026-03-23 00:36:36

○NSdns32.hichina.com2018-01-14 → 2018-01-14 · 3 obs

● 2018-01-14 13:49:40
○ 2026-03-04 19:10:20
○ 2026-03-23 00:36:36

●NSns1.dns.com2026-03-04 → 2026-03-23 · 3 obs

○ 2018-01-14 13:49:40
● 2026-03-04 19:10:20
● 2026-03-23 00:36:36

●NSns2.dns.com2026-03-04 → 2026-03-23 · 3 obs

○ 2018-01-14 13:49:40
● 2026-03-04 19:10:20
● 2026-03-23 00:36:36

●A192.186.36.132026-03-04 → 2026-03-23 · 3 obs

○ 2018-01-14 13:49:40
● 2026-03-04 19:10:20
● 2026-03-23 00:36:36

○A47.89.58.322018-01-14 → 2018-01-14 · 3 obs

● 2018-01-14 13:49:40
○ 2026-03-04 19:10:20
○ 2026-03-23 00:36:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
greatbaytech.com	ns1.dns.com, ns2.dns.com	6 records

✅ Authoritative Response

Server:154.23.191.129

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for greatbaytech.com (unsigned zone)

⏱️ Timing

Total: 304ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.186.36.13`
NS	2	`ns1.dns.com, ns2.dns.com`
SOA	1	`ns1.dns.com admin.dns.com`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.dns.com, ns1.dns.com, ns1.dns.com...)

Analysis

IP Addresses

greatbaytech.com resolves to a single IP address: 192.186.36.13.

Other host names including whsd-edu.com, www.0571dnwx.com, china-hyfl.com, gzxddj.com and desueton.com share IP numbers with greatbaytech.com.

Name Servers

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

greatbaytech.com shares the same name server setup as other domains, for example 530881.com, bjjzb.com, ljwchina.com, yumidi.cn and 55996277.com.

greatbaytech.com at least partially shares name servers with other domains; for instance 2svip.com.

Host names with three IPs:

ns1.dns.com points to 2001:df2:f080:2::1:1, 154.23.191.128 and 154.86.21.128

ns2.dns.com points to 2001:df2:f080:2::1:2, 154.23.191.129 and 154.86.21.129

greatbaytech.com - robtex.com