jj21c.com - robtex.com
jj21c.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 112.175.246.110🇰🇷 KT-NET112.168.0.0/13 | ||||||
| NS | ns1.gabia.co.kr ⭐ | ||||||
| A | 20.200.205.248🇰🇷 Microsoft20.192.0.0/10 | ||||||
| NS | ns.gabia.co.kr | ||||||
| A | 43.201.170.100🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix | ||||||
| PTR | ec2-43-201-170-100.ap-northeast-2.compute.amazonaws.com | ||||||
| NS | ns.gabia.net | ||||||
| A | 121.78.117.39🇰🇷 GABIA-AS-KR121.78.117.0/24 Transit customer route announce | ||||||
| PTR | ns1.gabia.co.kr | ||||||
| A | 211.234.124.90🇰🇷 DACOM-NET211.234.0.0/17 contact jblee@aunet.nm.kr if necessary contact ojupark@aunet.nm.kr if necessary | ||||||
| MX | mailapp.hiworks.co.kr ⭐ | ||||||
| A | 45.120.71.59🇰🇷 DACOM-NET45.120.71.0/24 | ||||||
| PTR | mailapp.hiworks.co.kr | ||||||
| A | 121.254.168.55🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| PTR | mailapp.hiworks.co.kr | ||||||
| A | 211.47.76.59🇰🇷 DACOM-NET211.47.76.0/24 proxy for HANARO TELECOM route | ||||||
| PTR | mailapp.hiworks.co.kr | ||||||
| SOA | ns.gabia.co.krhosting@gabia.com 2022-01-03 #18 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778564766 | ||||||
Subdomains
mail.jj21c.com |
Same first word
jj21c.com |
Similar names
DNS History
15 records (5 active, 10 former)
○NSmain.jj21c.com2015-06-07 → 2016-12-26 · 6 obs
● 2016-04-13 10:32:08
○ 2016-11-28 22:44:46
● 2016-12-26 20:14:08
○ 2019-05-12 23:26:20
○ 2026-05-12 05:50:26
○NSmain2.jj21c.com2015-06-07 → 2016-12-26 · 4 obs
● 2016-12-26 20:14:08
○ 2019-05-12 23:26:20
○ 2026-05-12 05:50:26
●NSns.gabia.co.kr2026-03-08 → 2026-05-12 · 3 obs
● 2026-03-08 05:05:34
● 2026-05-12 05:50:26
●NSns.gabia.net2026-03-08 → 2026-05-12 · 3 obs
● 2026-03-08 05:05:34
● 2026-05-12 05:50:26
●NSns1.gabia.co.kr2026-03-08 → 2026-05-12 · 3 obs
● 2026-03-08 05:05:34
● 2026-05-12 05:50:26
○NSns1.jj21c.com2019-05-12 → 2019-05-12 · 4 obs
● 2019-05-12 23:26:20
○ 2026-03-08 05:05:34
○ 2026-05-12 05:50:26
○NSns2.jj21c.com2019-05-12 → 2019-05-12 · 4 obs
● 2019-05-12 23:26:20
○ 2026-03-08 05:05:34
○ 2026-05-12 05:50:26
○NSns3.jj21c.com2019-05-12 → 2019-05-12 · 4 obs
● 2019-05-12 23:26:20
○ 2026-03-08 05:05:34
○ 2026-05-12 05:50:26
○MXaspmx1.naver.com2015-06-07 → 2016-12-26 · 4 obs
● 2016-12-26 20:14:08
○ 2019-05-12 23:26:20
○ 2026-05-12 05:50:26
○MXaspmx2.naver.com2015-06-07 → 2016-12-26 · 4 obs
● 2016-12-26 20:14:08
○ 2019-05-12 23:26:20
○ 2026-05-12 05:50:26
○MXmail.jj21c.com2019-05-12 → 2019-05-12 · 4 obs
● 2019-05-12 23:26:20
○ 2026-03-08 05:05:34
○ 2026-05-12 05:50:26
●MXmailapp.hiworks.co.kr2026-03-08 → 2026-05-12 · 3 obs
● 2026-03-08 05:05:34
● 2026-05-12 05:50:26
●A112.175.246.1102026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 05:50:24
● 2026-05-12 05:50:26
○A123.215.174.272015-06-07 → 2016-12-26 · 4 obs
● 2016-12-26 20:14:08
○ 2019-05-12 23:26:20
○ 2026-05-12 05:50:26
○A210.89.178.2452019-05-12 → 2026-04-06 · 5 obs
● 2019-05-12 23:26:20
● 2026-04-06 07:09:40
○ 2026-05-12 05:50:24
○ 2026-05-12 05:50:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| jj21c.com | ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net | - |
✅ Authoritative Response
Server:43.201.170.100
NS records: ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jj21c.com (unsigned zone)
⏱️ Timing
Total: 1231ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.175.246.110 |
| NS | 3 | ns.gabia.co.kr, ns1.gabia.co.kr... |
| MX | 1 | mailapp.hiworks.co.kr (pri: 10) |
| SOA | 1 | ns.gabia.co.kr hosting.gabia.com |
Analysis
Hierarchy
The parent of mail.jj21c.com is jj21c.com.
IP Addresses
jj21c.com points to a single IP number: 112.175.246.110.
Other host names, for instance hs-company.com, sh-index.co.kr, museumsoo.org, daejooplant.com and ng2.co.kr share IP numbers with jj21c.com.
Name Servers
The domain jj21c.com is delegated to three name servers: ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.
jj21c.com shares name servers with other domains at least partially, for instance kata.or.kr, ksoft.co.kr, keywordsconnect.com, niw.kr and miinclinic.co.kr.
these name servers are often used with ns1.gabia.net, idcns.gabia.net and snsvip1.gabia.co.kr.
Host names with two IP numbers:
ns.gabia.net points to: 121.78.117.39 and 211.234.124.90.
Host names with one IP number:
ns1.gabia.co.kr points to: 20.200.205.248.
ns.gabia.co.kr points to: 43.201.170.100.
Mail Servers
The mail server for jj21c.com is mailapp.hiworks.co.kr.
jj21c.com shares the same mail server setup as other domains, including otntech.com, leesos.com, jeongwonent.com, tssem.co.kr and englishwing.com.
jj21c.com shares at least some mail servers with other domains, for instance rpcomm.kr.
mailapp.hiworks.co.kr points to three IP numbers: 45.120.71.59, 121.254.168.55 and 211.47.76.59.