`gd-hdc.com`

	CNAME	`dns81.uwebcn.com`
	DNSSEC	⚠️ Not signed
	A	156.238.231.188^{🇺🇸 FASTNET-AS156.238.230.0/23}

`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

gd-hdc.com

DNS History

6 records (4 active, 2 former)

●NSns11.xincache.com2026-02-21 → 2026-03-23 · 3 obs

○ 2015-08-11 14:36:14
● 2026-02-21 03:07:40
● 2026-03-23 11:34:28

●NSns17.xincache.com2015-08-11 → 2026-03-23 · 2 obs

● 2015-08-11 14:36:14
● 2026-03-23 11:34:28

●NSns18.xincache.com2015-08-11 → 2026-03-23 · 2 obs

● 2015-08-11 14:36:14
● 2026-03-23 11:34:28

○A112.121.175.422015-08-11 → 2016-03-16 · 4 obs

● 2015-08-11 14:36:14
● 2016-03-16 11:14:58
○ 2016-05-31 23:36:14
○ 2026-03-23 11:34:28

○A119.28.51.202016-05-31 → 2017-12-14 · 5 obs

○ 2016-03-16 11:14:58
● 2016-05-31 23:36:14
● 2017-12-14 15:42:24
○ 2026-02-21 03:07:40
○ 2026-03-23 11:34:28

●CNAMEdns81.uwebcn.com2026-02-21 → 2026-03-23 · 2 obs

● 2026-02-21 03:07:40
● 2026-03-23 11:34:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
gd-hdc.com	ns17.xincache.com, ns18.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns17.xincache.com, ns18.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gd-hdc.com (unsigned zone)

⏱️ Timing

Total: 149ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns18.xincache.com, ns17.xincache.com`
CNAME	1	`dns81.uwebcn.com`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns17.xincache.com, ns17.xincache.com, ns17.xincache.com...)

Analysis

IP Addresses

gd-hdc.com points to IP number: 156.238.231.188.

Other host names, for instance dns81.uwebcn.com share IP numbers with gd-hdc.com.

gd-hdc.com - robtex.com

gd-hdc.com

com