🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`bdstudyupdate.com`

DNSSEC	⚠️ Not signed
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	`a6.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	`b.share-dns.net` ⚠️ Not in zone NS records
		A	162.159.27.88^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b6.share-dns.net` ⚠️ Not in parent delegation
		A	162.159.27.88^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

`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=1794467196

Same first word

bdstudyupdate.com

Similar names

studyupdatebd.blogspot.com

Previous names

Next names

DNS History

10 records (4 active, 6 former)

●NSa.share-dns.com2026-10-07 → 2026-11-12 · 3 obs

○ 2026-08-29 17:11:50
● 2026-10-07 00:02:02
● 2026-11-12 07:26:58

●NSa6.share-dns.com2026-10-07 → 2026-11-12 · 3 obs

○ 2026-08-29 17:11:50
● 2026-10-07 00:02:02
● 2026-11-12 07:26:58

●NSb.share-dns.net2026-10-07 → 2026-11-12 · 3 obs

○ 2026-08-29 17:11:50
● 2026-10-07 00:02:02
● 2026-11-12 07:26:58

●NSb6.share-dns.net2026-10-07 → 2026-11-12 · 3 obs

○ 2026-08-29 17:11:50
● 2026-10-07 00:02:02
● 2026-11-12 07:26:58

○NSdns101.registrar-servers.com2026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 17:11:50
○ 2026-10-07 00:02:02
○ 2026-11-12 07:26:58

○NSdns102.registrar-servers.com2026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 17:11:50
○ 2026-10-07 00:02:02
○ 2026-11-12 07:26:58

○NSns1.lander.d.parity.domains2026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 17:11:50
○ 2026-10-07 00:02:02
○ 2026-11-12 07:26:58

○NSns2.lander.d.parity.domains2026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 17:11:50
○ 2026-10-07 00:02:02
○ 2026-11-12 07:26:58

○A104.219.250.372026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 17:11:50
○ 2026-10-07 00:02:02
○ 2026-11-12 07:26:58

○A2.59.170.202026-08-29 → 2026-08-29 · 3 obs

● 2026-08-29 17:11:50
○ 2026-10-07 00:02:02
○ 2026-11-12 07:26:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bdstudyupdate.com	b6.share-dns.net, a6.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b6.share-dns.net, a6.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bdstudyupdate.com (unsigned zone)

⏱️ Timing

Total: 371ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`a.share-dns.com, b.share-dns.net`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a6.share-dns.com)

Analysis

Name Servers

The authoritative name servers for bdstudyupdate.com are a6.share-dns.com, a.share-dns.com, b6.share-dns.net and b.share-dns.net.

bdstudyupdate.com has at least partial name server overlap with other domains, such as k8nh5zo9.com, bob365.eu.cc, z8n64.com and two others.

a2.share-dns.com, b2.share-dns.net and a11.share-dns.com — plus 7 other name servers — are commonly paired with these name servers.

Four host names each point to one IP address: a6.share-dns.com and a.share-dns.com both point to 172.64.53.25, and b6.share-dns.net and b.share-dns.net both point to 162.159.27.88.

a6.share-dns.com and a.share-dns.com are host names that each point to 172.64.53.25 IP addresses.

b6.share-dns.net and b.share-dns.net are host names that each point to 162.159.27.88 IP addresses.

bdstudyupdate.com - robtex.com