bk-korea.com - robtex.com

bk-korea.com

DNSSEC⚠️ Not signed
A221.139.49.6🇰🇷 SKB-NET221.138.0.0/15 SK Broadband
NSns1.aramschool.co.kr ⭐
A221.139.49.17🇰🇷 SKB-NET221.138.0.0/15 SK Broadband
NSns1.free-web.kr ⚠️ Not in zone NS records
A221.139.49.17🇰🇷 SKB-NET221.138.0.0/15 SK Broadband
NSns2.free-web.kr ⚠️ Not in zone NS records
A121.125.73.38🇰🇷 SKB-NET121.125.0.0/16 SK Broadband
MXmail.bk-korea.com ⭐
A221.139.49.6🇰🇷 SKB-NET221.138.0.0/15 SK Broadband
TXTv=spf1 include:_spf.aramschool.co.kr ~all
SOAns1.aramschool.co.krsupport@aramschool.co.kr 2026-01-21 #15

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1778537196

Previously NS for

bk-korea.com

Subdomains

mail.bk-korea.com

Same first word

bk-korea.com

DNS History

19 records (5 active, 14 former)

20162017201820192020202120222023202420252026NSns1.aramschool.co.krns1.free-web.krns2.free-web.kra.ns36.deb.ns36.debk-korea.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netns1.cafe24.co.krns1.cafe24.comns2.cafe24.co.krns2.cafe24.comMXmail.bk-korea.commailgw.ns36.deuws64-111.cafe24.comA221.139.49.6183.111.161.91202.165.122.8472.52.4.90
○NSa.ns36.de2015-06-26 → 2015-06-26 · 3 obs
● 2015-06-26 20:30:38
○ 2015-11-08 15:35:32
○ 2026-05-11 22:33:30
○NSb.ns36.de2015-06-26 → 2015-06-26 · 3 obs
● 2015-06-26 20:30:38
○ 2015-11-08 15:35:32
○ 2026-05-11 22:33:30
○NSbk-korea.com2017-01-10 → 2017-01-10 · 4 obs
○ 2015-11-08 15:35:32
● 2017-01-10 07:25:36
○ 2020-02-09 04:26:04
○ 2026-05-11 22:33:30
○NSf1g1ns1.dnspod.net2020-02-09 → 2020-02-09 · 4 obs
○ 2017-01-10 07:25:36
● 2020-02-09 04:26:04
○ 2026-02-20 01:30:22
○ 2026-05-11 22:33:30
○NSf1g1ns2.dnspod.net2020-02-09 → 2020-02-09 · 4 obs
○ 2017-01-10 07:25:36
● 2020-02-09 04:26:04
○ 2026-02-20 01:30:22
○ 2026-05-11 22:33:30
●NSns1.aramschool.co.kr2026-02-20 → 2026-05-11 · 3 obs
○ 2020-02-09 04:26:04
● 2026-02-20 01:30:22
● 2026-05-11 22:33:30
○NSns1.cafe24.co.kr2017-01-10 → 2017-01-10 · 4 obs
○ 2015-11-08 15:35:32
● 2017-01-10 07:25:36
○ 2020-02-09 04:26:04
○ 2026-05-11 22:33:30
○NSns1.cafe24.com2017-01-10 → 2017-01-10 · 4 obs
○ 2015-11-08 15:35:32
● 2017-01-10 07:25:36
○ 2020-02-09 04:26:04
○ 2026-05-11 22:33:30
●NSns1.free-web.kr2026-02-20 → 2026-05-11 · 3 obs
○ 2020-02-09 04:26:04
● 2026-02-20 01:30:22
● 2026-05-11 22:33:30
○NSns2.cafe24.co.kr2017-01-10 → 2017-01-10 · 4 obs
○ 2015-11-08 15:35:32
● 2017-01-10 07:25:36
○ 2020-02-09 04:26:04
○ 2026-05-11 22:33:30
○NSns2.cafe24.com2017-01-10 → 2017-01-10 · 4 obs
○ 2015-11-08 15:35:32
● 2017-01-10 07:25:36
○ 2020-02-09 04:26:04
○ 2026-05-11 22:33:30
●NSns2.free-web.kr2026-02-20 → 2026-05-11 · 3 obs
○ 2020-02-09 04:26:04
● 2026-02-20 01:30:22
● 2026-05-11 22:33:30
●MXmail.bk-korea.com2026-02-20 → 2026-05-11 · 3 obs
○ 2020-02-09 04:26:04
● 2026-02-20 01:30:22
● 2026-05-11 22:33:30
○MXmailgw.ns36.de2015-06-26 → 2015-06-26 · 3 obs
● 2015-06-26 20:30:38
○ 2015-11-08 15:35:32
○ 2026-05-11 22:33:30
○MXuws64-111.cafe24.com2017-01-10 → 2017-01-10 · 4 obs
○ 2015-11-08 15:35:32
● 2017-01-10 07:25:36
○ 2020-02-09 04:26:04
○ 2026-05-11 22:33:30
○A183.111.161.912017-01-10 → 2017-01-10 · 4 obs
○ 2015-11-08 15:35:32
● 2017-01-10 07:25:36
○ 2020-02-09 04:26:04
○ 2026-05-11 22:33:30
○A202.165.122.842020-02-09 → 2020-02-09 · 4 obs
○ 2017-01-10 07:25:36
● 2020-02-09 04:26:04
○ 2026-02-20 01:30:22
○ 2026-05-11 22:33:30
●A221.139.49.62026-02-20 → 2026-05-11 · 3 obs
○ 2020-02-09 04:26:04
● 2026-02-20 01:30:22
● 2026-05-11 22:33:30
○A72.52.4.902015-06-26 → 2015-06-26 · 3 obs
● 2015-06-26 20:30:38
○ 2015-11-08 15:35:32
○ 2026-05-11 22:33:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net...-
bk-korea.comns1.free-web.kr, ns2.free-web.kr-

✅ Authoritative Response

Server:121.125.73.38

NS records: ns1.free-web.kr, ns2.free-web.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bk-korea.com (unsigned zone)

⏱️ Timing

Total: 3957ms | Queries: -

📄 Records

TypeCountSample Data
A1221.139.49.6
MX1mail.bk-korea.com (pri: 10)
TXT1v=spf1 include:_spf.aramschool.co.kr ~al
SOA1ns1.aramschool.co.kr support.aramschool.

Analysis

Hierarchy

The parent of mail.bk-korea.com is bk-korea.com.

IP Addresses

bk-korea.com points to a single IP address: 221.139.49.6.

Other host names such as hompy119.kr, 21cll.net, mail.sooin.co.kr, sumteo.co.kr and hstarclinic.com share IPs with bk-korea.com.

Name Servers

bk-korea.com is delegated to three name servers: ns1.free-web.kr, ns2.free-web.kr and ns1.aramschool.co.kr.

bk-korea.com at least partially shares name servers with other domains, for example lucis.co.kr, kodotr.co.kr, diosoft.co.kr, nebust.com and cheesedesign.kr.

these name servers are commonly used with the following name servers: ns1.nurihosting.com, ns2.aramschool.co.kr, ns1.ehompy.co.kr, ns2.ehompy.co.kr, ns1.web-store.kr, ns2.web-store.kr, ns1.yncmedia.kr, ns2.yncmedia.kr, ns1.ad-media.kr and ns2.ad-media.kr.

Host names with one IP number: ns1.free-web.kr points to 221.139.49.17; ns2.free-web.kr points to 121.125.73.38; ns1.aramschool.co.kr points to 221.139.49.17.

Host names that point to 221.139.49.17: ns1.free-web.kr and ns1.aramschool.co.kr.

Mail Servers

The mail.bk-korea.com mail server handles bk-korea.com.

mail.bk-korea.com points to a single IP number: 221.139.49.6.