`nclexproficiency.com`

DNSSEC	⚠️ Not signed
A	156.227.84.4^{🇭🇰 OWGELS-AS-AP156.227.64.0/18 Starbow Ltd}
NS	`a9.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	`b9.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=1759753483

`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=1785800812

Subdomains

www.nclexproficiency.com

Same first word

nclexproficiency.com

DNS History

10 records (5 active, 5 former)

●NSa.share-dns.com2026-08-04 → 2026-08-04 · 2 obs

○ 2017-10-09 17:42:28
● 2026-08-04 00:16:12

●NSa9.share-dns.com2026-08-04 → 2026-08-04 · 2 obs

○ 2017-10-09 17:42:28
● 2026-08-04 00:16:12

●NSb.share-dns.net2026-08-04 → 2026-08-04 · 2 obs

○ 2017-10-09 17:42:28
● 2026-08-04 00:16:12

●NSb9.share-dns.net2026-08-04 → 2026-08-04 · 2 obs

○ 2017-10-09 17:42:28
● 2026-08-04 00:16:12

○NSns1.bluehost.com2016-12-20 → 2017-10-09 · 3 obs

● 2016-12-20 00:06:30
● 2017-10-09 17:42:28
○ 2026-08-04 00:16:12

○NSns2.bluehost.com2016-12-20 → 2017-10-09 · 3 obs

● 2016-12-20 00:06:30
● 2017-10-09 17:42:28
○ 2026-08-04 00:16:12

○MXmail.nclexproficiency.com2016-12-20 → 2017-10-09 · 3 obs

● 2016-12-20 00:06:30
● 2017-10-09 17:42:28
○ 2026-08-04 00:16:12

○A108.167.153.1322017-10-09 → 2017-10-09 · 3 obs

○ 2016-12-20 00:06:30
● 2017-10-09 17:42:28
○ 2026-08-04 00:16:12

●A156.227.84.42026-08-04 → 2026-08-04 · 2 obs

○ 2017-10-09 17:42:28
● 2026-08-04 00:16:12

○A50.87.199.1832016-12-20 → 2016-12-20 · 3 obs

● 2016-12-20 00:06:30
○ 2017-10-09 17:42:28
○ 2026-08-04 00:16:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
nclexproficiency.com	b9.share-dns.net, a9.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b9.share-dns.net, a9.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nclexproficiency.com (unsigned zone)

⏱️ Timing

Total: 756ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.227.84.4`
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 (a9.share-dns.com)

Analysis

Hierarchy

www.nclexproficiency.com is a subdomain of nclexproficiency.com.

IP Addresses

nclexproficiency.com points to a single IP number: 156.227.84.4.

There are other host names — www.nclexproficiency.com among them — that share IP numbers with nclexproficiency.com.

Name Servers

nclexproficiency.com has four authoritative name servers: a9.share-dns.com, a.share-dns.com, b9.share-dns.net and b.share-dns.net.

The name servers of nclexproficiency.com overlap at least partially with those of other domains — among them chanzuimao.net, sxrqxx.com, gw0l.com and two more.

These name servers commonly appear in delegations together with a7.share-dns.com, b7.share-dns.net, a8.share-dns.com and 7 other.

a9.share-dns.com and a.share-dns.com each resolve to 172.64.53.25, while b9.share-dns.net and b.share-dns.net each resolve to 172.64.52.239.

Host names pointing to 172.64.53.25 IP addresses: a9.share-dns.com and a.share-dns.com.

Host names pointing to 172.64.52.239 IP addresses: b9.share-dns.net and b.share-dns.net.

nclexproficiency.com - robtex.com