itsb2b.kr - robtex.com

itsb2b.kr

DNSSEC⚠️ Not signed
A183.111.139.231🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM
A203.245.12.107🇰🇷 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
A203.245.12.116🇰🇷 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
A210.114.23.165🇰🇷 KT-NET210.114.0.0/18 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
NSitsb2b.kr ⭐
A183.111.139.231🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM
A203.245.12.107🇰🇷 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
A203.245.12.116🇰🇷 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
A210.114.23.165🇰🇷 KT-NET210.114.0.0/18 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.cafe24.com
A112.175.246.226🇰🇷 KT-NET112.168.0.0/13
A112.175.247.226🇰🇷 KT-NET112.168.0.0/13
A175.125.93.135🇰🇷 SKB-NET175.120.0.0/13 SKB summary
A175.125.93.145🇰🇷 SKB-NET175.120.0.0/13 SKB summary
NSns0.cafe24.com ⚠️ Not in zone NS records
A116.126.143.241🇰🇷 SKB-NET116.126.0.0/16 SK Broadband
NSns1.cafe24.co.kr ⚠️ Not in parent delegation
A112.175.246.232🇰🇷 KT-NET112.168.0.0/13
PTRgjit.kr
PTRsnoweb.kr
PTRsinc2030.co.kr
A112.175.246.233🇰🇷 KT-NET112.168.0.0/13
A175.125.93.136🇰🇷 SKB-NET175.120.0.0/13 SKB summary
A175.125.93.137🇰🇷 SKB-NET175.120.0.0/13 SKB summary
NSns1.cafe24.com ⚠️ Not in zone NS records
A112.175.246.230🇰🇷 KT-NET112.168.0.0/13
A112.175.246.231🇰🇷 KT-NET112.168.0.0/13
A116.126.143.242🇰🇷 SKB-NET116.126.0.0/16 SK Broadband
A175.125.93.134🇰🇷 SKB-NET175.120.0.0/13 SKB summary
A175.125.93.135🇰🇷 SKB-NET175.120.0.0/13 SKB summary
NSns2.cafe24.co.kr ⚠️ Not in parent delegation
A112.175.247.232🇰🇷 KT-NET112.168.0.0/13
PTRsnoweb.kr
PTRsarchi.co.kr
A112.175.247.233🇰🇷 KT-NET112.168.0.0/13
A175.125.93.146🇰🇷 SKB-NET175.120.0.0/13 SKB summary
A175.125.93.147🇰🇷 SKB-NET175.120.0.0/13 SKB summary
NSns2.cafe24.com
A1.226.85.4🇰🇷 SKB-NET1.224.0.0/13 auto-generated route object for 1.224.0.0/13
A1.234.0.4🇰🇷 SKB-NET1.232.0.0/13 auto-generated route object for 1.232.0.0/13
A112.175.11.4🇰🇷 KT-NET112.168.0.0/13
A112.175.12.4🇰🇷 KT-NET112.168.0.0/13
SOAitsb2b.krpostmaster@itsb2b.kr serial=20210809

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=2607170513

NS for

itsb2b.kr

Same first word

itsb2b.kr
itsb2b.net
itsb2b.com
itsb2b.org

Similar names

b2bits.it
b2bits.com
bits2b.eu
bits2b.com
tsib2b.net
tsib2b.com

DNS History

11 records (11 active, 0 former)

NSitsb2b.krns.cafe24.comns0.cafe24.comns1.cafe24.co.krns1.cafe24.comns2.cafe24.co.krns2.cafe24.comA183.111.139.231203.245.12.107203.245.12.116210.114.23.165
●NSitsb2b.kr2026-03-24 → 2026-07-16 · 2 obs
● 2026-03-24 14:31:00
● 2026-07-16 23:22:32
●NSns.cafe24.com2026-03-24 → 2026-07-16 · 2 obs
● 2026-03-24 14:31:00
● 2026-07-16 23:22:32
●NSns0.cafe24.com2026-03-24 → 2026-07-16 · 2 obs
● 2026-03-24 14:31:00
● 2026-07-16 23:22:32
●NSns1.cafe24.co.kr2026-03-24 → 2026-07-16 · 2 obs
● 2026-03-24 14:31:00
● 2026-07-16 23:22:32
●NSns1.cafe24.com2026-03-24 → 2026-07-16 · 2 obs
● 2026-03-24 14:31:00
● 2026-07-16 23:22:32
●NSns2.cafe24.co.kr2026-03-24 → 2026-07-16 · 2 obs
● 2026-03-24 14:31:00
● 2026-07-16 23:22:32
●NSns2.cafe24.com2026-03-24 → 2026-07-16 · 2 obs
● 2026-03-24 14:31:00
● 2026-07-16 23:22:32
●A183.111.139.2312026-03-24 → 2026-07-16 · 2 obs
● 2026-03-24 14:31:00
● 2026-07-16 23:22:32
●A203.245.12.1072026-03-24 → 2026-07-16 · 2 obs
● 2026-03-24 14:31:00
● 2026-07-16 23:22:32
●A203.245.12.1162026-03-24 → 2026-07-16 · 2 obs
● 2026-03-24 14:31:00
● 2026-07-16 23:22:32
●A210.114.23.1652026-03-24 → 2026-07-16 · 2 obs
● 2026-03-24 14:31:00
● 2026-07-16 23:22:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krf.dns.kr, e.dns.kr, b.dns.kr, d.dns.kr...-
itsb2b.krns2.cafe24.com, ns0.cafe24.com, ns.cafe24.com, ns1.cafe24.com-

✅ Authoritative Response

Server:1.226.85.4

NS records: ns2.cafe24.com, ns0.cafe24.com, ns.cafe24.com, ns1.cafe24.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for itsb2b.kr (unsigned zone)

⏱️ Timing

Total: 1688ms | Queries: -

📄 Records

TypeCountSample Data
A4203.245.12.107, 203.245.12.116...
NS4ns1.cafe24.com, ns2.cafe24.co.kr...
SOA1itsb2b.kr postmaster.itsb2b.kr

Analysis

Name Server Role

itsb2b.kr is listed as a name server for itsb2b.kr — it is in-bailiwick, authoritative for its own domain.

It is common to see ns0.cafe24.com, ns1.cafe24.com and ns2.cafe24.com acting as name servers in combination with itsb2b.kr.

IP Addresses

itsb2b.kr directs to four IP numbers, which are 183.111.139.231, 203.245.12.107, 203.245.12.116 and 210.114.23.165.

splusmarket.com, xn--oy2bn3kq3dl2pe0b.com, netherlandrecipe.co.kr plus two other host names have IP numbers in common with itsb2b.kr.

Name Servers

The delegation for itsb2b.kr points to 7 name servers, including itsb2b.kr, ns0.cafe24.com, ns1.cafe24.com and 4 other.

At least some of itsb2b.kr's name servers are shared with other domains, for example doctoralthea.co.kr, ajaaja.com, bewellhani.com and two more.

These name servers tend to co-occur with ns1.cafe24.co.kr, ns2.cafe24.co.kr, ns.cafe24.com and 4 other name servers in the same DNS delegations.

Hosts with five IP addresses:

ns1.cafe24.com has IP addresses 112.175.246.230, 112.175.246.231 and 116.126.143.242 along with two other addresses.

Host names with four IP addresses:

itsb2b.kr directs to 183.111.139.231, 203.245.12.107, 203.245.12.116 and 210.114.23.165.

ns2.cafe24.com directs to 1.226.85.4, 1.234.0.4, 112.175.11.4 and 112.175.12.4.

ns.cafe24.com directs to 112.175.246.226, 112.175.247.226, 175.125.93.135 and 175.125.93.145.

ns1.cafe24.co.kr directs to 112.175.246.232, 112.175.246.233, 175.125.93.136 and 175.125.93.137.

ns2.cafe24.co.kr directs to 112.175.247.232, 112.175.247.233, 175.125.93.146 and 175.125.93.147.

Host names resolving to a single IP address:

ns0.cafe24.com directs to 116.126.143.241.

Host names pointing to 175.125.93.135 IP addresses: ns1.cafe24.com and ns.cafe24.com.