plusct.com - dns.ninja
plusct.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 211.43.220.125🇰🇷 DACOM-NET211.43.192.0/19 PACNET (proxy-registered route object) | ||||||
| PTR | web138.koreafree.co.kr | ||||||
| NS | ns1.koreafree.co.kr ⭐ | ||||||
| A | 121.254.171.112🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| NS | ns1.whoiskorea.co.kr | ||||||
| A | 121.254.171.111🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| MX | mailapp.hiworks.co.kr ⭐ | ||||||
| A | 45.120.71.59🇰🇷 DACOM-NET45.120.71.0/24 | ||||||
| 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 | ||||||
| TXT | v=spf1 ip4:211.43.220.125 include:_spf.hiworks.co.kr ~all | ||||||
| SOA | ns1.koreafree.co.krwebmaster@koreafree.co.kr 2011-02-21 #9 | ||||||
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=1782663395 | ||||||
Same first word
plusct.com |
Similar names
DNS History
9 records (4 active, 5 former)
●NSns1.koreafree.co.kr2026-03-12 → 2026-06-28 · 3 obs
● 2026-03-12 01:07:32
● 2026-06-28 16:37:48
○NSns1.whoisdomain.kr2015-08-19 → 2017-06-14 · 4 obs
● 2017-06-14 18:38:34
○ 2026-03-12 01:07:32
○ 2026-06-28 16:37:48
●NSns1.whoiskorea.co.kr2026-03-12 → 2026-06-28 · 3 obs
● 2026-03-12 01:07:32
● 2026-06-28 16:37:48
○NSns2.whoisdomain.kr2015-08-19 → 2017-06-14 · 4 obs
● 2017-06-14 18:38:34
○ 2026-03-12 01:07:32
○ 2026-06-28 16:37:48
○NSns3.whoisdomain.kr2015-08-19 → 2017-06-14 · 4 obs
● 2017-06-14 18:38:34
○ 2026-03-12 01:07:32
○ 2026-06-28 16:37:48
○NSns4.whoisdomain.kr2015-08-19 → 2017-06-14 · 4 obs
● 2017-06-14 18:38:34
○ 2026-03-12 01:07:32
○ 2026-06-28 16:37:48
●MXmailapp.hiworks.co.kr2017-06-14 → 2026-06-28 · 2 obs
● 2026-06-28 16:37:48
○A116.126.87.752015-08-19 → 2017-06-14 · 4 obs
● 2017-06-14 18:38:34
○ 2026-03-12 01:07:32
○ 2026-06-28 16:37:48
●A211.43.220.1252026-03-12 → 2026-06-28 · 3 obs
● 2026-03-12 01:07:32
● 2026-06-28 16:37:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| plusct.com | ns1.whoiskorea.co.kr, ns1.koreafree.co.kr | - |
✅ Authoritative Response
Server:121.254.171.112
NS records: ns1.whoiskorea.co.kr, ns1.koreafree.co.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for plusct.com (unsigned zone)
⏱️ Timing
Total: 1999ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.43.220.125 |
| NS | 2 | ns1.whoiskorea.co.kr, ns1.koreafree.co.kr |
| MX | 1 | mailapp.hiworks.co.kr (pri: 10) |
| TXT | 1 | v=spf1 ip4:211.43.220.125 include:_spf.h |
| SOA | 1 | ns1.koreafree.co.kr webmaster.koreafree. |
Analysis
IP Addresses
plusct.com has exactly one IP address — 211.43.220.125.
mail.dayoonedu.com, excase.co.kr, aul.co.kr plus two other host names have IP numbers in common with plusct.com.
Name Servers
DNS delegation for plusct.com points to two name servers: ns1.koreafree.co.kr and ns1.whoiskorea.co.kr.
The name server configuration of plusct.com is shared with other domains, for instance hiwoorizip.com, kosax.com, drsd.or.kr and two others.
plusct.com partially shares its NS delegation with several other domains, including hanps.com, doctorclub.com, o-flex.com and two others.
These name servers regularly co-occur with the name servers ns1.whois.co.kr, ns.gabia.net and ns2.whoiskorea.co.kr.
ns1.koreafree.co.kr resolves to 121.254.171.112. ns1.whoiskorea.co.kr resolves to 121.254.171.111. Both host names point to a single IP number.
Mail Servers
plusct.com uses one mail server — mailapp.hiworks.co.kr.
The mail server setup of plusct.com matches that of other domains such as marinetechkorea.com, dodot.co.kr, yjlogitech.com and two others.
plusct.com partially shares its mail servers with other domains, win-tec.co.kr and chemblue.co.kr being examples.
mailapp.hiworks.co.kr has three IP addresses: 45.120.71.59, 121.254.168.55 and 211.47.76.59.