coding.courses - dns.ninja

๐Ÿ›ก๏ธDomain Reputation CheckBlocklist, phishing & malware statusโ†’

coding.courses

DNSSECโš ๏ธ Not signed
A211.34.104.153๐Ÿ‡ฐ๐Ÿ‡ท KT-NET211.34.104.0/24
NScoding.courses โญ
A211.34.104.153๐Ÿ‡ฐ๐Ÿ‡ท KT-NET211.34.104.0/24
NSns1.cafe24.co.kr โš ๏ธ Not in zone NS records
A112.175.246.232๐Ÿ‡ฐ๐Ÿ‡ท KT-NET112.168.0.0/13
PTRgjit.kr
PTRsnoweb.kr
PTRsinc2030.co.kr
A112.175.246.233๐Ÿ‡ฐ๐Ÿ‡ท KT-NET112.168.0.0/13
A175.125.93.136๐Ÿ‡ฐ๐Ÿ‡ท SKB-NET175.120.0.0/13 SKB summary
A175.125.93.137๐Ÿ‡ฐ๐Ÿ‡ท SKB-NET175.120.0.0/13 SKB summary
NSns1.cafe24.com โš ๏ธ Not in zone NS records
A112.175.246.230๐Ÿ‡ฐ๐Ÿ‡ท KT-NET112.168.0.0/13
A112.175.246.231๐Ÿ‡ฐ๐Ÿ‡ท KT-NET112.168.0.0/13
A116.126.143.242๐Ÿ‡ฐ๐Ÿ‡ท SKB-NET116.126.0.0/16 SK Broadband
A175.125.93.134๐Ÿ‡ฐ๐Ÿ‡ท SKB-NET175.120.0.0/13 SKB summary
A175.125.93.135๐Ÿ‡ฐ๐Ÿ‡ท SKB-NET175.120.0.0/13 SKB summary
NSns2.cafe24.co.kr โš ๏ธ Not in zone NS records
A112.175.247.232๐Ÿ‡ฐ๐Ÿ‡ท KT-NET112.168.0.0/13
PTRsnoweb.kr
PTRsarchi.co.kr
A112.175.247.233๐Ÿ‡ฐ๐Ÿ‡ท KT-NET112.168.0.0/13
A175.125.93.146๐Ÿ‡ฐ๐Ÿ‡ท SKB-NET175.120.0.0/13 SKB summary
A175.125.93.147๐Ÿ‡ฐ๐Ÿ‡ท SKB-NET175.120.0.0/13 SKB summary
NSns2.cafe24.com โš ๏ธ Not in zone NS records
A1.226.85.4๐Ÿ‡ฐ๐Ÿ‡ท SKB-NET1.224.0.0/13 auto-generated route object for 1.224.0.0/13
A1.234.0.4๐Ÿ‡ฐ๐Ÿ‡ท SKB-NET1.232.0.0/13 auto-generated route object for 1.232.0.0/13
A112.175.11.4๐Ÿ‡ฐ๐Ÿ‡ท KT-NET112.168.0.0/13
A112.175.12.4๐Ÿ‡ฐ๐Ÿ‡ท KT-NET112.168.0.0/13
MXmw-002.cafe24.com โญ
A211.34.104.38๐Ÿ‡ฐ๐Ÿ‡ท KT-NET211.34.104.0/24
PTRmw-002.cafe24.com
TXTgoogle-site-verification=qg96TUqviOQUUay-ovC8wQdQwO0PGQKD87XGhltpXZQ
TXTv=spf1 ip4:211.34.104.153 ~all
TXTyandex-verification: b4bf9d536aedd1ed
SOAcoding.coursespostmaster@coding.courses serial=20250516

courses

DNSSEC๐Ÿ”’ Signed (DS record present)
NSa.nic.courses โญ
NSb.nic.courses
NSc.nic.courses
NSx.nic.courses
NSy.nic.courses
NSz.nic.courses
SOAa.nic.coursesadmin@tldns.godaddy serial=1789383844
โš ๏ธ On DNS blocklist: spam-tlds

NS for

Same first word

Similar names

Previous names

Next names

DNS History

7 records (7 active, 0 former)

NScoding.coursesns1.cafe24.co.krns1.cafe24.comns2.cafe24.co.krns2.cafe24.comMXmw-002.cafe24.comA211.34.104.153
โ—NScoding.courses2026-09-11 โ†’ 2026-09-14 ยท 2 obs
โ— 2026-09-11 20:09:40
โ— 2026-09-14 11:17:40
โ—NSns1.cafe24.co.kr2026-09-11 โ†’ 2026-09-14 ยท 2 obs
โ— 2026-09-11 20:09:40
โ— 2026-09-14 11:17:40
โ—NSns1.cafe24.com2026-09-11 โ†’ 2026-09-14 ยท 2 obs
โ— 2026-09-11 20:09:40
โ— 2026-09-14 11:17:40
โ—NSns2.cafe24.co.kr2026-09-11 โ†’ 2026-09-14 ยท 2 obs
โ— 2026-09-11 20:09:40
โ— 2026-09-14 11:17:40
โ—NSns2.cafe24.com2026-09-11 โ†’ 2026-09-14 ยท 2 obs
โ— 2026-09-11 20:09:40
โ— 2026-09-14 11:17:40
โ—MXmw-002.cafe24.com2026-09-11 โ†’ 2026-09-14 ยท 2 obs
โ— 2026-09-11 20:09:40
โ— 2026-09-14 11:17:40
โ—A211.34.104.1532026-09-11 โ†’ 2026-09-14 ยท 2 obs
โ— 2026-09-11 20:09:40
โ— 2026-09-14 11:17:40

๐Ÿ” DNS Trace

Analysis

Name Server Role

The NS records for coding.courses point back to coding.courses itself.

ns1.cafe24.com, ns2.cafe24.com and ns1.cafe24.co.kr are often grouped with coding.courses to function as name servers.

IP Addresses

coding.courses resolves to just one IP address, 211.34.104.153.

Two other host names, along with noblegentle.com, spot-light.co.kr and ceramicinfo.net, also share IP numbers with coding.courses.

Name Servers

coding.courses has five authoritative name servers, specifically coding.courses, ns1.cafe24.com, ns2.cafe24.com and two others.

coding.courses has at least partial name server overlap with other domains, such as xn--289an1af8c5tuky3a.kr, uneedpark.com, joininternet.co.kr and two others.

ns2.cafe24.co.kr, dns1.cafe24.com and dns2.cafe24.com โ€” plus 4 other name servers โ€” are commonly paired with these name servers.

Host names directing to five IP addresses:

ns1.cafe24.com has four IP addresses โ€” 112.175.246.230, 112.175.246.231, 116.126.143.242 and two others.

Host names that resolve to four IP numbers:

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 that point to one IP address:

coding.courses directs to 211.34.104.153.

Mail Servers

The sole mail server for coding.courses is mw-002.cafe24.com.

Among the domains sharing a mail server setup with coding.courses are you2019.kr, kssda.or.kr, taewoongc.com and two others.

There is at least a partial MX overlap between coding.courses and other domains, including anteng.co.kr, neospec.kr, phychips.com and two others.

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