jjk.kr - robtex.com
jjk.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.110.224.81🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM | ||||||
| NS | jjk.kr ⭐ | ||||||
| A | 183.110.224.81🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM | ||||||
| NS | ns.jjk.kr ⚠️ Not in parent delegation | ||||||
| A | 218.145.65.143🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| NS | ns.sitecook.kr ⚠️ Not in zone NS records | ||||||
| A | 218.145.65.143🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| NS | ns1.jjk.kr ⚠️ Not in parent delegation | ||||||
| A | 116.126.143.226🇰🇷 SKB-NET116.126.0.0/16 SK Broadband | ||||||
| NS | ns1.sitecook.kr ⚠️ Not in zone NS records | ||||||
| A | 116.126.143.226🇰🇷 SKB-NET116.126.0.0/16 SK Broadband | ||||||
| NS | ns2.jjk.kr ⚠️ Not in parent delegation | ||||||
| A | 218.145.65.144🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| NS | ns2.sitecook.kr ⚠️ Not in zone NS records | ||||||
| A | 218.145.65.144🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| NS | ns3.jjk.kr ⚠️ Not in parent delegation | ||||||
| A | 116.126.143.225🇰🇷 SKB-NET116.126.0.0/16 SK Broadband | ||||||
| NS | ns3.sitecook.kr ⚠️ Not in zone NS records | ||||||
| A | 116.126.143.225🇰🇷 SKB-NET116.126.0.0/16 SK Broadband | ||||||
| MX | rmw-002.fmcity.com ⭐ | ||||||
| A | 211.34.104.37🇰🇷 KT-NET211.34.104.0/24 | ||||||
| PTR | rmw-002.fmcity.com | ||||||
| TXT | v=spf1 ip4:183.110.224.81 ~all | ||||||
| SOA | jjk.krpostmaster@jjk.kr serial=20111021 | ||||||
kr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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=2607271036 | ||||||
NS for
jjk.kr |
Subdomains
Same first word
jjk.cz |
jjk.com |
jjk.org |
jjk.io |
jjk.or.jp |
jjk.net |
jjk.app |
jjk.se |
jjk.info |
jjk.de |
jjk.fyi |
jjk.it |
jjk.sk |
jjk.co |
jjk.cn |
jjk.ca |
jjk.kr |
Similar names
kjj.dk |
jkj.fo |
kjj.de |
jkj.com |
jkj.co.kr |
jkj.de |
kjj.me |
jkj.uk.com |
kjj.co.uk |
jkj.be |
kjj.ru |
kjj.org |
jkj.co.jp |
jkj.wang |
jkj.fr |
jkj.net |
jkj.kapsi.fi |
jkj.nl |
kjj.cz |
jkj.ru |
kjj.app |
kjj.com.cn |
kjj.net |
jkj.org |
jkj.pl |
kjj.ca |
kjj.se |
jkj.jp |
DNS History
11 records (11 active, 0 former)
●NSjjk.kr2020-01-15 → 2026-07-27 · 2 obs
● 2026-07-27 16:42:30
●NSns.jjk.kr2020-01-15 → 2026-07-27 · 2 obs
● 2026-07-27 16:42:30
●NSns.sitecook.kr2026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:47:00
● 2026-07-27 16:42:30
●NSns1.jjk.kr2020-01-15 → 2026-07-27 · 2 obs
● 2026-07-27 16:42:30
●NSns1.sitecook.kr2026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:47:00
● 2026-07-27 16:42:30
●NSns2.jjk.kr2020-01-15 → 2026-07-27 · 2 obs
● 2026-07-27 16:42:30
●NSns2.sitecook.kr2026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:47:00
● 2026-07-27 16:42:30
●NSns3.jjk.kr2020-01-15 → 2026-07-27 · 2 obs
● 2026-07-27 16:42:30
●NSns3.sitecook.kr2026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:47:00
● 2026-07-27 16:42:30
●MXrmw-002.fmcity.com2020-01-15 → 2026-07-27 · 2 obs
● 2026-07-27 16:42:30
●A183.110.224.812020-01-15 → 2026-07-27 · 2 obs
● 2026-07-27 16:42:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | d.dns.kr, g.dns.kr, b.dns.kr, c.dns.kr... | - |
| jjk.kr | ns3.sitecook.kr, ns1.sitecook.kr, ns.sitecook.kr, ns2.sitecook.kr | 4 records |
✅ Authoritative Response
Server:218.145.65.144
NS records: ns3.sitecook.kr, ns1.sitecook.kr, ns.sitecook.kr, ns2.sitecook.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jjk.kr (unsigned zone)
⏱️ Timing
Total: 1034ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.110.224.81 |
| NS | 4 | ns.jjk.kr, ns2.jjk.kr... |
| MX | 1 | rmw-002.fmcity.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:183.110.224.81 ~all |
| SOA | 1 | jjk.kr postmaster.jjk.kr |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns3.sitecook.kr, ns2.sitecook.kr, ns1.sitecook.kr...)
Analysis
Hierarchy
ns3.jjk.kr, ns1.jjk.kr, ns.jjk.kr and ns2.jjk.kr each fall under the parent domain jjk.kr.
Name Server Role
jjk.kr serves as a name server for itself — jjk.kr is its own authoritative name server.
ns.jjk.kr, ns1.jjk.kr and ns2.jjk.kr frequently serve as name servers alongside jjk.kr.
IP Addresses
jjk.kr points to a single IP number: 183.110.224.81.
Additional host names — lawdocu.com, jeilsonic.com, finesystem.net and two others — share IP numbers with jjk.kr.
Name Servers
jjk.kr is authoritative under 9 name servers: jjk.kr, ns1.jjk.kr, ns2.jjk.kr and 6 more.
jjk.kr partially shares its NS delegation with several other domains, including hata.or.kr, ssnara.co.kr, wisecable.com and two others.
In DNS configurations, these name servers often share authority with ns1.sitecook.kr, ns.sitecook.kr, ns2.sitecook.kr and 5 other name servers.
Host names pointing to a single IP address:
The hostname jjk.kr resolves to 183.110.224.81.
The hostname ns1.jjk.kr resolves to 116.126.143.226.
The hostname ns2.jjk.kr resolves to 218.145.65.144.
The hostname ns3.jjk.kr resolves to 116.126.143.225.
The hostname ns.jjk.kr resolves to 218.145.65.143.
The hostname ns1.sitecook.kr resolves to 116.126.143.226.
The hostname ns2.sitecook.kr resolves to 218.145.65.144.
The hostname ns3.sitecook.kr resolves to 116.126.143.225.
The hostname ns.sitecook.kr resolves to 218.145.65.143.
ns1.jjk.kr along with ns1.sitecook.kr each resolve to 116.126.143.226 IP addresses.
ns2.jjk.kr along with ns2.sitecook.kr each resolve to 218.145.65.144 IP addresses.
ns3.jjk.kr along with ns3.sitecook.kr each resolve to 116.126.143.225 IP addresses.
ns.jjk.kr along with ns.sitecook.kr each resolve to 218.145.65.143 IP addresses.
Mail Servers
jjk.kr has one mail server: rmw-002.fmcity.com.
jjk.kr shares the same mail server setup as other domains, including cdp.kr, kpct.co.kr, shinmyung.net and two others.
At least a portion of jjk.kr's mail servers are also used by other domains, for example youngdong.net.
rmw-002.fmcity.com carries a single IP number, which is 211.34.104.37.