`drjoyzhang.com`

DNSSEC	⚠️ Not signed
A	154.201.238.230^{🇺🇸 POWERLINE-HK154.201.128.0/17 Digital Core Technology Co., Ltd}
NS	`a8.share-dns.com` ⭐ ⚠️ Not in parent delegation
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`a.share-dns.com` ⚠️ Not in zone NS records
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b.share-dns.net` ⚠️ Not in zone NS records
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b8.share-dns.net` ⚠️ Not in parent delegation
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`a.share-dns.com`master@share-dns.com serial=1765446741

`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=1774522407

Same first word

drjoyzhang.com

DNS History

10 records (5 active, 5 former)

●NSa.share-dns.com2026-03-26 → 2026-03-26 · 2 obs

○ 2020-01-30 13:45:46
● 2026-03-26 11:01:14

●NSa8.share-dns.com2026-03-26 → 2026-03-26 · 2 obs

○ 2020-01-30 13:45:46
● 2026-03-26 11:01:14

●NSb.share-dns.net2026-03-26 → 2026-03-26 · 2 obs

○ 2020-01-30 13:45:46
● 2026-03-26 11:01:14

●NSb8.share-dns.net2026-03-26 → 2026-03-26 · 2 obs

○ 2020-01-30 13:45:46
● 2026-03-26 11:01:14

○NSns1.wordpress.com2015-08-03 → 2020-01-30 · 3 obs

● 2015-08-03 21:13:18
● 2020-01-30 13:45:46
○ 2026-03-26 11:01:14

○NSns2.wordpress.com2015-08-03 → 2020-01-30 · 3 obs

● 2015-08-03 21:13:18
● 2020-01-30 13:45:46
○ 2026-03-26 11:01:14

○NSns3.wordpress.com2015-08-03 → 2020-01-30 · 3 obs

● 2015-08-03 21:13:18
● 2020-01-30 13:45:46
○ 2026-03-26 11:01:14

●A154.201.238.2302026-03-26 → 2026-03-26 · 2 obs

○ 2020-01-30 13:45:46
● 2026-03-26 11:01:14

○A192.0.78.242015-08-03 → 2020-01-30 · 3 obs

● 2015-08-03 21:13:18
● 2020-01-30 13:45:46
○ 2026-03-26 11:01:14

○A192.0.78.252015-08-03 → 2020-01-30 · 3 obs

● 2015-08-03 21:13:18
● 2020-01-30 13:45:46
○ 2026-03-26 11:01:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
drjoyzhang.com	b8.share-dns.net, a8.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b8.share-dns.net, a8.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for drjoyzhang.com (unsigned zone)

⏱️ Timing

Total: 210ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.201.238.230`
NS	2	`a.share-dns.com, b.share-dns.net`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a8.share-dns.com)

Analysis

IP Addresses

drjoyzhang.com resolves to a single IP address: 154.201.238.230.

Other host names, such as yimingzhuangshi.cn and tjxinghai.com, share IP numbers with drjoyzhang.com.

Name Servers

drjoyzhang.com is delegated to four name servers: a8.share-dns.com, a.share-dns.com, b8.share-dns.net and b.share-dns.net.

drjoyzhang.com at least partially shares name servers with other domains, including blueskyin.com, kqsjz.com, sfread.com, hg88991.com and mulihs.com.