cbstudy.net - dns.ninja

`cbstudy.net`

DNSSEC	⚠️ Not signed
A	211.41.79.37^{🇰🇷 KT-NET211.41.64.0/19 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary}
NS	`cbstudy.net` ⭐
		A	211.41.79.37^{🇰🇷 KT-NET211.41.64.0/19 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary}
NS	`ns.cafe24.com`
		A	112.175.246.226^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.247.226^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.135^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.145^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`ns2.cafe24.com`
		A	1.226.85.4^{🇰🇷 SKB-NET1.224.0.0/13 auto-generated route object for 1.224.0.0/13}
		A	1.234.0.4^{🇰🇷 SKB-NET1.232.0.0/13 auto-generated route object for 1.232.0.0/13}
		A	112.175.11.4^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.12.4^{🇰🇷 KT-NET112.168.0.0/13}
MX	`wa64-073.cafe24.com` ⭐
TXT	`v=spf1 ip4:123.214.172.85 ~all`
SOA	`cbstudy.net`postmaster@cbstudy.net serial=20080910

`net`

	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=1785792947

NS for

cbstudy.net

Same first word

cbstudy.net

cbstudy.com

Similar names

bcstudy.com

DNS History

6 records (5 active, 1 former)

●NScbstudy.net2015-06-11 → 2026-08-03 · 2 obs

● 2015-06-11 21:27:30
● 2026-08-03 22:02:14

●NSns.cafe24.com2015-06-11 → 2026-08-03 · 2 obs

● 2015-06-11 21:27:30
● 2026-08-03 22:02:14

●NSns2.cafe24.com2015-06-11 → 2026-08-03 · 2 obs

● 2015-06-11 21:27:30
● 2026-08-03 22:02:14

●MXwa64-073.cafe24.com2015-06-11 → 2026-08-03 · 2 obs

● 2015-06-11 21:27:30
● 2026-08-03 22:02:14

●A211.41.79.372026-03-26 → 2026-08-03 · 3 obs

○ 2016-09-25 10:43:38
● 2026-03-26 04:05:28
● 2026-08-03 22:02:14

○A222.122.84.472015-06-11 → 2016-09-25 · 4 obs

● 2015-06-11 21:27:30
● 2016-09-25 10:43:38
○ 2026-03-26 04:05:28
○ 2026-08-03 22:02:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cbstudy.net	ns.cafe24.com, ns2.cafe24.com	-

✅ Authoritative Response

Server:1.226.85.4

NS records: ns.cafe24.com, ns2.cafe24.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cbstudy.net (unsigned zone)

⏱️ Timing

Total: 929ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.41.79.37`
NS	2	`ns2.cafe24.com, ns.cafe24.com`
MX	1	`wa64-073.cafe24.com (pri: 10)`
TXT	1	`v=spf1 ip4:123.214.172.85 ~all`
SOA	1	`cbstudy.net postmaster.cbstudy.net`

Analysis

Name Server Role

cbstudy.net is listed as a name server for cbstudy.net — it is in-bailiwick, authoritative for its own domain.

The name servers ns2.cafe24.com and ns.cafe24.com are often paired with cbstudy.net.

IP Addresses

cbstudy.net has exactly one IP address — 211.41.79.37.

iant.co.kr, songnimsa.org, hanacons.co.kr plus two other host names have IP numbers in common with cbstudy.net.

Name Servers

cbstudy.net is delegated to three name servers: cbstudy.net, ns2.cafe24.com and ns.cafe24.com.

cbstudy.net has at least partial name server overlap with other domains, such as vuwell.co.kr, btcgrab.net, dulos.kr and two others.

ns1.cafe24.com, ns1.cafe24.co.kr and ns2.cafe24.co.kr — plus 7 other name servers — are commonly paired with these name servers.

Host names with four IP addresses:

ns2.cafe24.com has four IP addresses: 1.226.85.4, 1.234.0.4, 112.175.11.4 and 112.175.12.4.

ns.cafe24.com has four IP addresses: 112.175.246.226, 112.175.247.226, 175.125.93.135 and 175.125.93.145.

Host names resolving to a single IP address:

cbstudy.net points to 211.41.79.37.

Mail Servers

cbstudy.net uses one mail server — wa64-073.cafe24.com.

The mail server setup of cbstudy.net matches that of other domains such as yangcheon.or.kr, rhbest.com, dhguitar.com and two others.