hjcm.kr - robtex.com
hjcm.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 221.143.42.167🇰🇷 SKB-NET221.140.0.0/14 SK Broadband | ||||||
| PTR | www.jinyangheater.co.kr | ||||||
| NS | ns4.ffm.kr ⭐ | ||||||
| A | 221.143.42.167🇰🇷 SKB-NET221.140.0.0/14 SK Broadband | ||||||
| PTR | www.jinyangheater.co.kr | ||||||
| NS | ns5.ffm.kr ⚠️ Not in zone NS records | ||||||
| A | 221.143.42.167🇰🇷 SKB-NET221.140.0.0/14 SK Broadband | ||||||
| PTR | www.jinyangheater.co.kr | ||||||
| MX | kr1-aspmx1.worksmobile.com ⭐ | ||||||
| A | 125.209.209.251🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform | ||||||
| PTR | crcvmail.worksmobile.com | ||||||
| MX | kr1-aspmx2.worksmobile.com(20) | ||||||
| A | 125.209.209.251🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform | ||||||
| PTR | crcvmail.worksmobile.com | ||||||
| TXT | v=spf1 include:spf.worksmobile.com ~all | ||||||
| SOA | ns4.ffm.kradmin@ffm.kr 2025-10-30 #12 | ||||||
kr
| DNSSEC | ⚠️ Not signed | ||||||
| NS | g.dns.kr ⭐ | ||||||
| NS | b.dns.kr | ||||||
| NS | c.dns.kr | ||||||
| NS | d.dns.kr | ||||||
| NS | e.dns.kr | ||||||
| NS | f.dns.kr | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2610180862 | ||||||
Same first word
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Next names
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hjdeaf.kr |
hjdesign.kr |
hjecs.kr |
hjee.kr |
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DNS History
9 records (5 active, 4 former)
○NSns.ffm.kr2018-06-20 → 2018-06-20 · 3 obs
○ 2026-02-15 17:59:00
○ 2026-10-18 14:28:18
○NSns.hjcm.kr2018-06-20 → 2018-06-20 · 3 obs
○ 2026-02-15 17:59:00
○ 2026-10-18 14:28:18
●NSns4.ffm.kr2026-02-15 → 2026-10-18 · 3 obs
● 2026-02-15 17:59:00
● 2026-10-18 14:28:18
●NSns5.ffm.kr2026-02-15 → 2026-10-18 · 3 obs
● 2026-02-15 17:59:00
● 2026-10-18 14:28:18
○MXaspmx1.naver.com2018-06-20 → 2026-02-15 · 4 obs
● 2026-02-15 17:59:00
○ 2026-03-08 07:12:30
○ 2026-10-18 14:28:18
●MXkr1-aspmx1.worksmobile.com2026-03-08 → 2026-10-18 · 27 obs
● 2026-03-08 07:12:30
● 2026-03-12 07:38:10
○ 2026-03-27 13:43:52
● 2026-05-04 10:17:22
○ 2026-05-10 01:01:04
○ 2026-06-09 11:24:04
● 2026-06-15 07:30:58
○ 2026-08-22 00:30:06
● 2026-08-29 11:15:38
○ 2026-08-30 13:14:18
● 2026-08-31 11:40:00
○ 2026-08-31 14:14:16
● 2026-08-31 16:05:10
○ 2026-09-07 09:50:56
● 2026-09-07 19:32:38
○ 2026-09-07 20:13:08
● 2026-09-07 20:47:22
○ 2026-09-07 22:05:46
● 2026-09-08 00:26:44
○ 2026-09-08 01:16:32
● 2026-09-08 13:03:50
○ 2026-09-09 17:16:32
● 2026-09-09 22:58:34
○ 2026-09-10 01:48:34
● 2026-10-08 00:34:26
● 2026-10-18 14:28:18
●MXkr1-aspmx2.worksmobile.com2026-03-08 → 2026-10-18 · 27 obs
● 2026-03-08 07:12:30
● 2026-03-12 07:38:10
○ 2026-03-27 13:43:52
● 2026-05-04 10:17:22
○ 2026-05-10 01:01:04
○ 2026-06-09 11:24:04
● 2026-06-15 07:30:58
○ 2026-08-22 00:30:06
● 2026-08-29 11:15:38
○ 2026-08-30 13:14:18
● 2026-08-31 11:40:00
○ 2026-08-31 14:14:16
● 2026-08-31 16:05:10
○ 2026-09-07 09:50:56
● 2026-09-07 19:32:38
○ 2026-09-07 20:13:08
● 2026-09-07 20:47:22
○ 2026-09-07 22:05:46
● 2026-09-08 00:26:44
○ 2026-09-08 01:16:32
● 2026-09-08 13:03:50
○ 2026-09-09 17:16:32
● 2026-09-09 22:58:34
○ 2026-09-10 01:48:34
● 2026-10-08 00:34:26
● 2026-10-18 14:28:18
○A221.143.42.112018-06-20 → 2018-06-20 · 3 obs
○ 2026-02-15 17:59:00
○ 2026-10-18 14:28:18
●A221.143.42.1672026-02-15 → 2026-10-18 · 20 obs
● 2026-02-15 17:59:00
● 2026-03-27 13:43:52
○ 2026-05-04 10:17:22
● 2026-05-10 01:01:04
○ 2026-08-22 00:30:06
● 2026-08-29 11:15:38
○ 2026-08-29 12:17:26
● 2026-08-31 13:12:14
○ 2026-08-31 14:14:16
● 2026-08-31 16:05:10
○ 2026-09-07 19:32:38
● 2026-09-08 01:16:32
○ 2026-09-08 13:03:50
● 2026-09-09 01:52:26
○ 2026-09-09 17:16:32
● 2026-09-09 22:58:34
○ 2026-09-20 19:45:08
● 2026-10-08 00:34:26
● 2026-10-18 14:28:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | e.dns.kr, g.dns.kr, b.dns.kr, d.dns.kr... | - |
| hjcm.kr | ns4.ffm.kr, ns5.ffm.kr | 2 records |
✅ Authoritative Response
Server:221.143.42.167
NS records: ns4.ffm.kr, ns5.ffm.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hjcm.kr (unsigned zone)
⏱️ Timing
Total: 1147ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 221.143.42.167 |
| NS | 1 | ns4.ffm.kr |
| MX | 2 | kr1-aspmx2.worksmobile.com (pri: 20), kr1-aspmx1.worksmobile.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.worksmobile.com ~all |
| SOA | 1 | ns4.ffm.kr admin.ffm.kr |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns4.ffm.kr, ns5.ffm.kr)
Analysis
IP Addresses
hjcm.kr has exactly one IP address — 221.143.42.167.
mail.kpfa.kr, rainbow114.com, mail.toppf.com plus two other host names have IP numbers in common with hjcm.kr.
Name Servers
hjcm.kr has two authoritative name servers — ns4.ffm.kr and ns5.ffm.kr.
The name server configuration of hjcm.kr is shared with other domains, for instance xn--399a9js72an4ic7dr7a0yl59rz1h.com, bowah.kr, chamnetwork.com and two others.
The name servers for hjcm.kr overlap at least partially with those of other domains — for example seafishing.kr.
ns4.ffm.kr and ns5.ffm.kr each point to one IP address — 221.143.42.167.
The host names ns4.ffm.kr and ns5.ffm.kr both resolve to 221.143.42.167 IP addresses.
Mail Servers
hjcm.kr uses two mail servers, kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.
The mail server setup of hjcm.kr matches that of other domains such as 1half.kr, himchangen.com, macchinist.com and two others.
At least some of the mail servers used by hjcm.kr are shared with other domains: connectbusan.com, torpedobreaker.com, migong-kr.com and two others among them.
kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com each point to one IP address — 125.209.209.251.
The host names kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com both resolve to 125.209.209.251 IP addresses.