bluu.kr - robtex.com

bluu.kr

DNSSEC⚠️ Not signed
A203.245.24.28🇰🇷 KT-NET203.245.0.0/18 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
NSbluu.kr ⭐
A203.245.24.28🇰🇷 KT-NET203.245.0.0/18 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
NSns.bluu.co.kr ⚠️ Not in zone NS records
A218.145.65.143🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom
NSns.bluu.kr ⚠️ Not in parent delegation
A218.145.65.143🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom
NSns1.bluu.co.kr ⚠️ Not in zone NS records
A116.126.143.226🇰🇷 SKB-NET116.126.0.0/16 SK Broadband
NSns1.bluu.kr ⚠️ Not in parent delegation
A116.126.143.226🇰🇷 SKB-NET116.126.0.0/16 SK Broadband
NSns2.bluu.co.kr ⚠️ Not in zone NS records
A218.145.65.144🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom
NSns2.bluu.kr ⚠️ Not in parent delegation
A218.145.65.144🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom
NSns3.bluu.co.kr ⚠️ Not in zone NS records
A116.126.143.225🇰🇷 SKB-NET116.126.0.0/16 SK Broadband
NSns3.bluu.kr ⚠️ Not in parent delegation
A116.126.143.225🇰🇷 SKB-NET116.126.0.0/16 SK Broadband
MXrmw-002.fmcity.com ⭐
A211.34.104.37🇰🇷 KT-NET211.34.104.0/24
PTRrmw-002.fmcity.com
TXTv=spf1 ip4:211.34.104.37 ~all
SOAbluu.krpostmaster@bluu.kr serial=20210218

kr

DNSSEC🔒 Signed (DS record present)
NSg.dns.kr ⭐
NSb.dns.kr
NSc.dns.kr
NSd.dns.kr
NSe.dns.kr
NSf.dns.kr
SOAg.dns.krdomain-manager@nic.or.kr serial=2606200805

NS for

bluu.kr

Subdomains

ns2.bluu.kr
ns.bluu.kr
ns3.bluu.kr
ns1.bluu.kr

Same first word

bluu.co.jp
bluu.net
bluu.co.nz
bluu.eu
bluu.com.au
bluu.no
bluu.fr
bluu.org
bluu.com.co
bluu.bio
bluu.es
bluu.ca
bluu.jp
bluu.mx
bluu.co.kr
bluu.asia
bluu.com.mx
bluu.ru
bluu.company
bluu.consulting
bluu.com
bluu.hu
bluu.com.br
bluu.pl
bluu.co.uk
bluu.dk
bluu.kr

Similar names

bulu.cn
bulu.blogspot.co.id
lubu.co
bulu.us
luub.net
ulbu.com
lubu.com
ulbu.bi
ublu.es
bulu.com.cn
lubu.it
bulu.me
ulbu.de
bulu.work
bulu.de
bulu.at
bulu.com
ublu.ch
bulu.ru
ubul.de
bulu.it
buul.com.tr
ulub.com
luub.cn
ulub.pl
uubl.com
bulu.co
ubul.com
bulu.tv
luub.org

DNS History

11 records (11 active, 0 former)

NSbluu.krns.bluu.co.krns.bluu.krns1.bluu.co.krns1.bluu.krns2.bluu.co.krns2.bluu.krns3.bluu.co.krns3.bluu.krMXrmw-002.fmcity.comA203.245.24.28
●NSbluu.kr2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 10:36:16
● 2026-06-20 17:22:30
●NSns.bluu.co.kr2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 10:36:16
● 2026-06-20 17:22:30
●NSns.bluu.kr2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 10:36:16
● 2026-06-20 17:22:30
●NSns1.bluu.co.kr2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 10:36:16
● 2026-06-20 17:22:30
●NSns1.bluu.kr2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 10:36:16
● 2026-06-20 17:22:30
●NSns2.bluu.co.kr2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 10:36:16
● 2026-06-20 17:22:30
●NSns2.bluu.kr2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 10:36:16
● 2026-06-20 17:22:30
●NSns3.bluu.co.kr2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 10:36:16
● 2026-06-20 17:22:30
●NSns3.bluu.kr2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 10:36:16
● 2026-06-20 17:22:30
●MXrmw-002.fmcity.com2026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 10:36:16
● 2026-06-20 17:22:30
●A203.245.24.282026-06-20 → 2026-06-20 · 2 obs
● 2026-06-20 10:36:16
● 2026-06-20 17:22:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krf.dns.kr, b.dns.kr, c.dns.kr, d.dns.kr...-
bluu.krns2.bluu.co.kr, ns.bluu.co.kr, ns1.bluu.co.kr, ns3.bluu.co.kr-

✅ Authoritative Response

Server:116.126.143.225

NS records: ns2.bluu.co.kr, ns.bluu.co.kr, ns1.bluu.co.kr, ns3.bluu.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bluu.kr (unsigned zone)

⏱️ Timing

Total: 1828ms | Queries: -

📄 Records

TypeCountSample Data
A1203.245.24.28
NS4ns2.bluu.kr, ns1.bluu.kr...
MX1rmw-002.fmcity.com (pri: 10)
TXT1v=spf1 ip4:211.34.104.37 ~all
SOA1bluu.kr postmaster.bluu.kr

Analysis

Hierarchy

The domain bluu.kr is a parent of ns2.bluu.kr, ns.bluu.kr, ns3.bluu.kr and ns1.bluu.kr.

Name Server Role

bluu.kr serves as a name server for itself — bluu.kr is its own authoritative name server.

ns1.bluu.kr, ns2.bluu.kr and ns3.bluu.kr frequently serve as name servers alongside bluu.kr.

IP Addresses

bluu.kr points to a single IP number: 203.245.24.28.

Additional host names — awcc.or.kr, ofurs.net, idixs.com and two others — share IP numbers with bluu.kr.

Name Servers

The delegation for bluu.kr points to 9 name servers, including bluu.kr, ns1.bluu.kr, ns2.bluu.kr and 6 other.

bluu.kr shares at least some of its name servers with other domains, for example mediazoom.co.kr, acedent.co.kr, bluu.co.kr and sungbundo.com.

These name servers tend to co-occur with ns2.bluu.co.kr, ns.bluu.co.kr, ns1.bluu.co.kr and 7 other name servers in the same DNS delegations.

Host names pointing to a single IP address:

bluu.kr resolves to 203.245.24.28.

ns1.bluu.kr resolves to 116.126.143.226.

ns2.bluu.kr resolves to 218.145.65.144.

ns3.bluu.kr resolves to 116.126.143.225.

ns.bluu.kr resolves to 218.145.65.143.

ns1.bluu.co.kr resolves to 116.126.143.226.

ns2.bluu.co.kr resolves to 218.145.65.144.

ns3.bluu.co.kr resolves to 116.126.143.225.

ns.bluu.co.kr resolves to 218.145.65.143.

The host names ns1.bluu.kr and ns1.bluu.co.kr both resolve to 116.126.143.226 IP addresses.

The host names ns2.bluu.kr and ns2.bluu.co.kr both resolve to 218.145.65.144 IP addresses.

The host names ns3.bluu.kr and ns3.bluu.co.kr both resolve to 116.126.143.225 IP addresses.

The host names ns.bluu.kr and ns.bluu.co.kr both resolve to 218.145.65.143 IP addresses.

Mail Servers

bluu.kr has one mail server: rmw-002.fmcity.com.

bluu.kr shares the same mail server setup as other domains, including thebdent.com, gjucc.or.kr, hnintech.com and two others.

At least a portion of bluu.kr's mail servers are shared with other domains, among them segeroschool.com and lbinvestment.com.

rmw-002.fmcity.com points to one IP number — 211.34.104.37.