learningannex.kr - robtex.com

learningannex.kr

DNSSEC⚠️ Not signed
A203.245.24.21🇰🇷 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
NSlearningannex.kr
A203.245.24.21🇰🇷 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
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
MXaspmx.daum.net
A121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao
MXmw-002.cafe24.com
A211.34.104.38🇰🇷 KT-NET211.34.104.0/24
MXalt.aspmx.daum.net(20)
A121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao
TXTv=spf1 ip4:203.245.24.21 ~all
SOAlearningannex.krpostmaster@learningannex.kr serial=20220427

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=2606300524

NS for

Same first word

DNS History

9 records (9 active, 0 former)

NSlearningannex.krns1.cafe24.co.krns1.cafe24.comns2.cafe24.co.krns2.cafe24.comMXalt.aspmx.daum.netaspmx.daum.netmw-002.cafe24.comA203.245.24.21
NSlearningannex.kr2026-05-15 → 2026-06-30 · 2 obs
● 2026-05-15 03:53:24
● 2026-06-30 00:09:52
NSns1.cafe24.co.kr2026-05-15 → 2026-06-30 · 2 obs
● 2026-05-15 03:53:24
● 2026-06-30 00:09:52
NSns1.cafe24.com2026-05-15 → 2026-06-30 · 2 obs
● 2026-05-15 03:53:24
● 2026-06-30 00:09:52
NSns2.cafe24.co.kr2026-05-15 → 2026-06-30 · 2 obs
● 2026-05-15 03:53:24
● 2026-06-30 00:09:52
NSns2.cafe24.com2026-05-15 → 2026-06-30 · 2 obs
● 2026-05-15 03:53:24
● 2026-06-30 00:09:52
MXalt.aspmx.daum.net2026-05-15 → 2026-06-30 · 2 obs
● 2026-05-15 03:53:24
● 2026-06-30 00:09:52
MXaspmx.daum.net2026-05-15 → 2026-06-30 · 2 obs
● 2026-05-15 03:53:24
● 2026-06-30 00:09:52
MXmw-002.cafe24.com2026-05-15 → 2026-06-30 · 2 obs
● 2026-05-15 03:53:24
● 2026-06-30 00:09:52
A203.245.24.212026-05-15 → 2026-06-30 · 2 obs
● 2026-05-15 03:53:24
● 2026-06-30 00:09:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krc.dns.kr, g.dns.kr, e.dns.kr, f.dns.kr...-
learningannex.krns1.cafe24.com, ns2.cafe24.com, ns1.cafe24.co.kr, ns2.cafe24.co.kr-

✅ Authoritative Response

Server:112.175.246.231

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learningannex.kr (unsigned zone)

⏱️ Timing

Total: 1827ms | Queries: -

📄 Records

TypeCountSample Data
A1203.245.24.21
NS4ns1.cafe24.co.kr, ns1.cafe24.com...
MX3ALT.ASPMX.daum.net (pri: 20), ASPMX.daum.net (pri: 10)...
TXT1v=spf1 ip4:203.245.24.21 ~all
SOA1learningannex.kr postmaster.learninganne

Analysis

Name Server Role

learningannex.kr is listed as a name server for learningannex.kr — 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 learningannex.kr.

IP Addresses

learningannex.kr has exactly one IP address — 203.245.24.21.

7tabi.com, kwfish.co.kr, khua.or.kr plus two other host names have IP numbers in common with learningannex.kr.

Name Servers

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

learningannex.kr has at least partial name server overlap with other domains, such as mecl10.com, itckor.com, jesuits.or.kr and two others.

ns2.cafe24.co.kr, ns.cafe24.com and dns1.cafe24.com — plus 6 other name servers — are commonly paired with these 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 has four IP addresses: 1.226.85.4, 1.234.0.4, 112.175.11.4 and 112.175.12.4.

ns1.cafe24.co.kr has four IP addresses: 112.175.246.232, 112.175.246.233, 175.125.93.136 and 175.125.93.137.

ns2.cafe24.co.kr has four IP addresses: 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:

learningannex.kr has the IP address 203.245.24.21.

Mail Servers

learningannex.kr has three mail servers: mw-002.cafe24.com, aspmx.daum.net and alt.aspmx.daum.net.

At least some of the mail servers used by learningannex.kr are shared with other domains: gomul79.com, hgan.co.kr, daehantax.com and two others among them.

mw-002.cafe24.com has IP address 211.34.104.38, and aspmx.daum.net and alt.aspmx.daum.net both have IP address 121.53.85.23.

Both aspmx.daum.net and alt.aspmx.daum.net resolve to 121.53.85.23 IP addresses each.