itstudy.co.kr - robtex.com

itstudy.co.kr

DNSSEC⚠️ Not signed
A121.254.171.174🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary
PTRweb.albaq.com
NSns1.albaq.com
A121.254.171.174🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary
PTRweb.albaq.com
NSns1.bamalba.com ⚠️ Not in parent delegation
NSns2.albaq.com
A121.254.171.174🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary
PTRweb.albaq.com
NSns2.bamalba.com ⚠️ Not in parent delegation
MXmail.com96.co.kr
TXTv=spf1 ip4:121.254.171.174 ip4:222.231.27.212 ip4:222.231.27.123 ~all
SOAns1.albaq.comwebmaster@albaq.com 2009-09-20 #3

co.kr

DNSSEC⚠️ Not signed
NSg.dns.kr ⭐ ⚠️ Not in parent delegation
NSb.dns.kr ⚠️ Not in parent delegation
NSc.dns.kr ⚠️ Not in parent delegation
NSd.dns.kr ⚠️ Not in parent delegation
NSe.dns.kr ⚠️ Not in parent delegation
NSf.dns.kr ⚠️ Not in parent delegation
SOAg.dns.krdomain-manager@nic.or.kr serial=2607120721
WOT: UNKNOWN (60/100)
WOT: UNKNOWN (62/100)

Same first word

Similar names

DNS History

6 records (6 active, 0 former)

20162017201820192020202120222023202420252026NSns1.albaq.comns1.bamalba.comns2.albaq.comns2.bamalba.comMXmail.com96.co.krA121.254.171.174
NSns1.albaq.com2015-08-10 → 2026-07-12 · 2 obs
● 2015-08-10 01:54:22
● 2026-07-12 10:20:52
NSns1.bamalba.com2015-08-10 → 2026-07-12 · 2 obs
● 2015-08-10 01:54:22
● 2026-07-12 10:20:52
NSns2.albaq.com2015-08-10 → 2026-07-12 · 2 obs
● 2015-08-10 01:54:22
● 2026-07-12 10:20:52
NSns2.bamalba.com2015-08-10 → 2026-07-12 · 2 obs
● 2015-08-10 01:54:22
● 2026-07-12 10:20:52
MXmail.com96.co.kr2015-08-10 → 2026-07-12 · 2 obs
● 2015-08-10 01:54:22
● 2026-07-12 10:20:52
A121.254.171.1742015-08-10 → 2026-07-12 · 2 obs
● 2015-08-10 01:54:22
● 2026-07-12 10:20:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krb.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr...-
itstudy.co.krns1.albaq.com, ns2.albaq.com-

✅ Authoritative Response

Server:121.254.171.174

NS records: ns1.albaq.com, ns2.albaq.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for itstudy.co.kr (unsigned zone)

⏱️ Timing

Total: 2091ms | Queries: -

📄 Records

TypeCountSample Data
A1121.254.171.174
NS4ns1.bamalba.com, ns2.albaq.com...
MX1mail.com96.co.kr (pri: 10)
TXT1v=spf1 ip4:121.254.171.174 ip4:222.231.2
SOA1ns1.albaq.com webmaster.albaq.com

Analysis

IP Addresses

itstudy.co.kr points to a single IP number: 121.254.171.174.

Additional host names — web.albaq.com, ns2.albaq.com, ns1.albaq.com and two others — share IP numbers with itstudy.co.kr.

Name Servers

itstudy.co.kr has four authoritative name servers: ns1.albaq.com, ns2.albaq.com, ns1.bamalba.com and ns2.bamalba.com.

itstudy.co.kr has some name servers in common with other domains such as baralba.com, motel99.co.kr and albaq.com

These name servers are frequently paired with the name servers ns1.albaq.com.name7.com and ns2.albaq.com.name7.com.

Each of ns1.albaq.com and ns2.albaq.com points to exactly one IP address: 121.254.171.174.

ns1.albaq.com and ns2.albaq.com each have 121.254.171.174 IP addresses.

Mail Servers

itstudy.co.kr has one mail server: mail.com96.co.kr.