sktunion.com - robtex.com

sktunion.com

DNSSEC⚠️ Not signed
A222.122.39.40🇰🇷 KT-NET222.122.0.0/16 Korea Telecom, Seoul, Korea
NSsktunion.com
A222.122.39.40🇰🇷 KT-NET222.122.0.0/16 Korea Telecom, Seoul, Korea
NSns1.cafe24.co.kr
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
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
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
MXmw-002.cafe24.com
A211.34.104.38🇰🇷 KT-NET211.34.104.0/24
PTRmw-002.cafe24.com
TXTv=spf1 ip4:222.122.39.40 ~all
SOAsktunion.compostmaster@sktunion.com serial=20260101

com

NS for

Same first word

Similar names

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns1.cafe24.co.krns1.cafe24.comns2.cafe24.co.krns2.cafe24.comsktunion.comns1.efktu.or.krns1.pruhome.co.krMXmw-002.cafe24.commail.sktunion.comA222.122.39.40111.92.191.113112.175.88.182221.156.137.212
NSns1.cafe24.co.kr2026-06-04 → 2026-06-14 · 3 obs
○ 2018-09-21 11:08:00
● 2026-06-04 09:05:00
● 2026-06-14 23:05:36
NSns1.cafe24.com2026-06-04 → 2026-06-14 · 3 obs
○ 2018-09-21 11:08:00
● 2026-06-04 09:05:00
● 2026-06-14 23:05:36
NSns1.efktu.or.kr2015-06-12 → 2018-09-21 · 4 obs
● 2015-06-12 17:33:30
● 2018-09-21 11:08:00
○ 2026-06-04 09:05:00
○ 2026-06-14 23:05:36
NSns1.pruhome.co.kr2015-06-12 → 2018-09-21 · 4 obs
● 2015-06-12 17:33:30
● 2018-09-21 11:08:00
○ 2026-06-04 09:05:00
○ 2026-06-14 23:05:36
NSns2.cafe24.co.kr2026-06-04 → 2026-06-14 · 3 obs
○ 2018-09-21 11:08:00
● 2026-06-04 09:05:00
● 2026-06-14 23:05:36
NSns2.cafe24.com2026-06-04 → 2026-06-14 · 3 obs
○ 2018-09-21 11:08:00
● 2026-06-04 09:05:00
● 2026-06-14 23:05:36
NSsktunion.com2026-06-04 → 2026-06-14 · 3 obs
○ 2018-09-21 11:08:00
● 2026-06-04 09:05:00
● 2026-06-14 23:05:36
MXmail.sktunion.com2015-06-12 → 2018-09-21 · 4 obs
● 2015-06-12 17:33:30
● 2018-09-21 11:08:00
○ 2026-06-04 09:05:00
○ 2026-06-14 23:05:36
MXmw-002.cafe24.com2026-06-04 → 2026-06-14 · 3 obs
○ 2018-09-21 11:08:00
● 2026-06-04 09:05:00
● 2026-06-14 23:05:36
A111.92.191.1132017-02-07 → 2017-02-07 · 4 obs
○ 2016-05-09 06:21:38
● 2017-02-07 18:33:40
○ 2018-09-21 11:08:00
○ 2026-06-14 23:05:36
A112.175.88.1822015-06-12 → 2016-05-09 · 4 obs
● 2015-06-12 17:33:30
● 2016-05-09 06:21:38
○ 2017-02-07 18:33:40
○ 2026-06-14 23:05:36
A221.156.137.2122018-09-21 → 2018-09-21 · 4 obs
○ 2017-02-07 18:33:40
● 2018-09-21 11:08:00
○ 2026-06-04 09:05:00
○ 2026-06-14 23:05:36
A222.122.39.402026-06-04 → 2026-06-14 · 3 obs
○ 2018-09-21 11:08:00
● 2026-06-04 09:05:00
● 2026-06-14 23:05:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
sktunion.comns2.cafe24.com, ns1.cafe24.com, ns2.cafe24.co.kr, ns1.cafe24.co.kr9 records

✅ Authoritative Response

Server:175.125.93.146

NS records: ns2.cafe24.com, ns1.cafe24.com, ns2.cafe24.co.kr, ns1.cafe24.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sktunion.com (unsigned zone)

⏱️ Timing

Total: 4361ms | Queries: -

📄 Records

TypeCountSample Data
A1222.122.39.40
NS4ns2.cafe24.com, ns2.cafe24.co.kr...
MX1mw-002.cafe24.com (pri: 10)
TXT1v=spf1 ip4:222.122.39.40 ~all
SOA1sktunion.com postmaster.sktunion.com

📌 Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (ns2.cafe24.com, ns2.cafe24.com, ns2.cafe24.com...)

Analysis

Name Server Role

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

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

IP Addresses

sktunion.com has exactly one IP address — 222.122.39.40.

sgstudyvisa.com, heyumtr.com, xn--9i2br6opuj.net plus two other host names have IP numbers in common with sktunion.com.

Name Servers

The delegation of sktunion.com is to five name servers, including sktunion.com, ns1.cafe24.com, ns2.cafe24.com and two others.

sktunion.com shares at least some of its name servers with other domains, including f1tec.com, winner4800.com, bpan.com and two others.

These name servers are frequently seen alongside ns2.cafe24.co.kr, ns.cafe24.com, ns0.cafe24.com and 6 other name servers.

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:

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

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

ns2.cafe24.co.kr points 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:

sktunion.com directs to 222.122.39.40.

Mail Servers

sktunion.com uses one mail server — mw-002.cafe24.com.

The mail server setup of sktunion.com matches that of other domains such as dsdeer.com, firedoorcloser.com, simmany.net and two others.

sktunion.com shares at least some of its mail servers with other domains, such as camstaz.co.kr and bugsking.co.kr.

mw-002.cafe24.com has exactly one IP number: 211.34.104.38.