`topsthink.com`

DNSSEC	⚠️ Not signed
A	156.253.81.246^{🇿🇦 HKIDC-AS-AP156.253.64.0/18 AresIDC Limited}
NS	`a.share-dns.com` ⭐
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b.share-dns.net`
		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=1729842609

`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=1774513307

Subdomains

www.topsthink.com

Same first word

topsthink.com

Similar names

topthinks.com

thinkspot.au

thinkspot.net

thinkspot.com

DNS History

5 records (3 active, 2 former)

○NS(root)2015-06-15 → 2017-05-21 · 4 obs

● 2015-06-15 21:55:54
● 2017-05-21 14:03:36
○ 2026-02-23 23:11:10
○ 2026-03-26 08:44:42

●NSa.share-dns.com2026-02-23 → 2026-03-26 · 3 obs

○ 2017-05-21 14:03:36
● 2026-02-23 23:11:10
● 2026-03-26 08:44:42

●NSb.share-dns.net2026-02-23 → 2026-03-26 · 3 obs

○ 2017-05-21 14:03:36
● 2026-02-23 23:11:10
● 2026-03-26 08:44:42

○MXmx.ym.163.com2015-06-15 → 2017-05-21 · 4 obs

● 2015-06-15 21:55:54
● 2017-05-21 14:03:36
○ 2026-02-23 23:11:10
○ 2026-03-26 08:44:42

●A156.253.81.2462026-02-23 → 2026-03-26 · 2 obs

● 2026-02-23 23:11:10
● 2026-03-26 08:44:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net...	-
topsthink.com	a.share-dns.com, b.share-dns.net	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: a.share-dns.com, b.share-dns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for topsthink.com (unsigned zone)

⏱️ Timing

Total: 380ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.253.81.246`
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 (a.share-dns.com)

Analysis

Hierarchy

topsthink.com is parent of www.topsthink.com.

IP Addresses

topsthink.com points to a single IP: 156.253.81.246.

Other host names, for instance www.topsthink.com, share IP numbers with topsthink.com.

Name Servers

topsthink.com's delegation is to two name servers a.share-dns.com and b.share-dns.net.

topsthink.com shares the same name server configuration as other domains, such as g2gtours.com, gzbizhuang.com, szqhqh.com, ximadtzs.com and hngongyun.com.

topsthink.com at least partially shares its name servers with other domains, for instance 56hlj.com, hbclwd.com, jdhww.cn, wettcam.com and yxguolujt.com.

These name servers are commonly used with a10.share-dns.com, b10.share-dns.net, a7.share-dns.com, b7.share-dns.net, a4.share-dns.com, b4.share-dns.net, a11.share-dns.com, b11.share-dns.net, a8.share-dns.com and b8.share-dns.net.

Host names with a single IP:

a.share-dns.com resolves to 172.64.53.25.

b.share-dns.net resolves to 172.64.52.239.

topsthink.com - robtex.com

topsthink.com

com