sysna.co.kr - robtex.com
sysna.co.kr
| DNSSEC | ⚠️ Not signed | ||||||
| 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 2022-10-24 #14 | ||||||
co.kr
| DNSSEC | ⚠️ Not signed | ||||||
| NS | g.dns.kr ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | c.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | d.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | e.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | f.dns.kr ⚠️ Not in parent delegation | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2608170848 | ||||||
Subdomains
mail.sysna.co.kr |
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
●NSns.gabia.co.kr2015-05-19 → 2026-08-17 · 6 obs
● 2016-03-24 22:40:02
○ 2016-07-21 10:31:52
○ 2017-05-19 17:54:12
● 2026-07-01 19:12:02
● 2026-08-17 12:57:28
○NSns.gabia.co.kr.sysna.co.kr2015-05-19 → 2016-03-24 · 4 obs
● 2016-03-24 22:40:02
○ 2016-07-21 10:31:52
○ 2026-08-17 12:57:28
●NSns.gabia.net2015-05-19 → 2026-08-17 · 6 obs
● 2016-03-24 22:40:02
○ 2016-07-21 10:31:52
○ 2017-05-19 17:54:12
● 2026-07-01 19:12:02
● 2026-08-17 12:57:28
○NSns1.cafe24.pro2016-07-21 → 2017-05-19 · 5 obs
● 2016-07-21 10:31:52
● 2017-05-19 17:54:12
○ 2026-07-01 19:12:02
○ 2026-08-17 12:57:28
●NSns1.gabia.co.kr2015-05-19 → 2026-08-17 · 6 obs
● 2016-03-24 22:40:02
○ 2016-07-21 10:31:52
○ 2017-05-19 17:54:12
● 2026-07-01 19:12:02
● 2026-08-17 12:57:28
○NSns2.cafe24.pro2016-07-21 → 2017-05-19 · 5 obs
● 2016-07-21 10:31:52
● 2017-05-19 17:54:12
○ 2026-07-01 19:12:02
○ 2026-08-17 12:57:28
●MXmailapp.hiworks.co.kr2026-07-01 → 2026-08-17 · 2 obs
● 2026-08-17 12:57:28
○A121.254.178.2522015-05-19 → 2016-03-24 · 4 obs
● 2016-03-24 22:40:02
○ 2016-07-21 10:31:52
○ 2026-08-17 12:57:28
○A221.143.48.682016-07-21 → 2017-05-19 · 5 obs
● 2016-07-21 10:31:52
● 2017-05-19 17:54:12
○ 2026-07-01 19:12:02
○ 2026-08-17 12:57:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr... | - |
| sysna.co.kr | ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net | 2 records |
✅ Authoritative Response
Server:43.201.170.100
NS records: ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at sysna.co.kr: Error: DNS query timeout: 210.101.60.1 for DS sysna.co.kr
⏱️ Timing
Total: 5183ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| 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 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.gabia.co.kr, ns.gabia.co.kr)
Analysis
Hierarchy
The domain mail.sysna.co.kr falls under the parent sysna.co.kr.
Name Servers
sysna.co.kr has three name servers — ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.
At least some of sysna.co.kr's name servers are shared with other domains, for example mediwith.com, marrpro.com, dswa.kr and two more.
These name servers tend to be used in conjunction with the name servers ns1.gabia.net.
Host names that have two IP addresses:
ns.gabia.net resolves to 121.78.117.39 and 211.234.124.90.
Host names that point to one IP address:
ns1.gabia.co.kr resolves to 20.200.205.248.
ns.gabia.co.kr resolves to 43.201.170.100.
Mail Servers
The sole mail server for sysna.co.kr is mailapp.hiworks.co.kr.
Among the domains sharing a mail server setup with sysna.co.kr are newbps.com, touch-on.co.kr, fenixguitars.com and two others.
mailapp.hiworks.co.kr resolves to three IP numbers — 45.120.71.59, 121.254.168.55 and 211.47.76.59.