`bigstudy.com`

DNSSEC	⚠️ Not signed
NS	`webserver.hangang.com` ⚠️ Not in zone NS records
		A	58.76.184.5^{🇰🇷 HCN-AS58.76.184.0/24 HCN}

`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=1794229161

bigstudy.xyz

bigstudy.com

tidybugs.com

bigdusty.com

studybig.de

bigdusty.myqnapcloud.com

studybig.com

studybig.xyz

1 record (1 active, 0 former)

●NSwebserver.hangang.com2026-09-09 → 2026-11-09 · 2 obs

● 2026-09-09 16:23:00
● 2026-11-09 13:44:06

There is only one name server handling the delegation for bigstudy.com, and that is webserver.hangang.com.

At least some of bigstudy.com's name servers are shared with other domains, for example rootcell.com, healthu.net, sale-ic.com and two more.

These name servers tend to co-occur with ns.hangang.com, ns.kcjun.com.nameserver-deleted.net.name7.net, ns.webpromote.co.kr and 3 other name servers in the same DNS delegations.

webserver.hangang.com resolves to 58.76.184.5 and no other IP number.