sgsystem.com - dns.ninja
sgsystem.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.254.178.252🇰🇷 DACOM-NET121.254.178.252/32 | ||||||
| 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 | ||||||
| TXT | v=spf1 include:_spf.hiworks.co.kr ~all | ||||||
| SOA | ns.gabia.co.krhosting@gabia.com 2019-12-03 #16 | ||||||
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=1785887059 | ||||||
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns.gabia.co.kr2015-11-04 → 2026-08-04 · 2 obs
● 2026-08-04 23:51:14
○NSns.gabia.co.kr.sgsystem.com2015-11-04 → 2017-06-01 · 4 obs
● 2017-06-01 06:56:18
○ 2026-04-10 22:38:40
○ 2026-08-04 23:51:14
●NSns1.gabia.co.kr2015-11-04 → 2026-08-04 · 2 obs
● 2026-08-04 23:51:14
●MXmailapp.hiworks.co.kr2015-11-04 → 2026-08-04 · 2 obs
● 2026-08-04 23:51:14
●A121.254.178.2522015-11-04 → 2026-08-04 · 2 obs
● 2026-08-04 23:51:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net... | - |
| sgsystem.com | ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net | - |
✅ Authoritative Response
Server:121.78.117.39
NS records: ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sgsystem.com (unsigned zone)
⏱️ Timing
Total: 1154ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.254.178.252 |
| NS | 3 | ns.gabia.co.kr, ns1.gabia.co.kr... |
| MX | 1 | mailapp.hiworks.co.kr (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.hiworks.co.kr ~all |
| SOA | 1 | ns.gabia.co.kr hosting.gabia.com |
Analysis
IP Addresses
sgsystem.com has exactly one IP address — 121.254.178.252.
ns.gabia.co.kr.dprk850.com, gabia.co.kr.parustem.net, ns.gabia.co.kr.valtrue.net plus two other host names have IP numbers in common with sgsystem.com.
Name Servers
sgsystem.com is served by three name servers: ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.
At least some of sgsystem.com's name servers are shared with other domains, for example visiontechnology.co.kr, con2u.com, peacekorea.net and two more.
These name servers tend to be deployed in combination with the name servers ns1.gabia.net and idcns.gabia.net.
Host names pointing to two IP addresses:
The A records for ns.gabia.net return 121.78.117.39 and 211.234.124.90.
Host names resolving to a single IP address:
ns1.gabia.co.kr resolves to the IP address 20.200.205.248.
ns.gabia.co.kr resolves to the IP address 43.201.170.100.
Mail Servers
sgsystem.com uses one mail server — mailapp.hiworks.co.kr.
The mail server setup of sgsystem.com matches that of other domains such as foresthill.kr, vi-ix.com, ebiznetworks.co.kr and two others.
At least a portion of sgsystem.com's mail servers are shared with other domains, among them winsauto.com and raynjay.com.
It is common to find these mail servers used together with the mail servers mx1.hiworks.com and mx2.hiworks.com.
The hostname mailapp.hiworks.co.kr carries three IP records: 45.120.71.59, 121.254.168.55 and 211.47.76.59.