systembus.com - robtex.com
systembus.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 221.156.47.200🇰🇷 KT-NET221.152.0.0/13 | ||||||
| NS | dns3.viaweb.co.kr ⭐ | ||||||
| A | 222.233.52.121🇰🇷 SKB-NET222.232.0.0/13 SK Broadband | ||||||
| PTR | dns3.viaweb.co.kr | ||||||
| NS | dns4.viaweb.co.kr | ||||||
| A | 121.88.249.15🇰🇷 CNM-AS-KR121.88.249.0/24 Proxy-Registered Route Object by LG Dacom(AS3786) | ||||||
| SOA | dns3.viaweb.co.krroot@dns3.viaweb.co.kr serial=1 | ||||||
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=1771291435 | ||||||
Subdomains
www.systembus.com |
Same first word
systembus.com |
systembus.de |
Similar names
DNS History
9 records (3 active, 6 former)
●NSdns3.viaweb.co.kr2026-03-13 → 2026-03-24 · 3 obs
● 2026-03-13 00:39:40
● 2026-03-24 07:54:30
●NSdns4.viaweb.co.kr2026-03-13 → 2026-03-24 · 3 obs
● 2026-03-13 00:39:40
● 2026-03-24 07:54:30
○NSns11.dnstool.net2015-07-19 → 2017-03-23 · 7 obs
● 2015-12-03 08:11:52
○ 2016-03-06 10:28:42
● 2016-05-31 16:14:28
● 2017-03-23 06:25:42
○ 2026-03-13 00:39:40
○ 2026-03-24 07:54:30
○NSns12.dnstool.net2015-07-19 → 2017-03-23 · 7 obs
● 2015-12-03 08:11:52
○ 2016-03-06 10:28:42
● 2016-05-31 16:14:28
● 2017-03-23 06:25:42
○ 2026-03-13 00:39:40
○ 2026-03-24 07:54:30
○NSns13.dnstool.net2015-07-19 → 2017-03-23 · 7 obs
● 2015-12-03 08:11:52
○ 2016-03-06 10:28:42
● 2016-05-31 16:14:28
● 2017-03-23 06:25:42
○ 2026-03-13 00:39:40
○ 2026-03-24 07:54:30
○A211.227.236.1052016-05-31 → 2016-05-31 · 4 obs
● 2016-05-31 16:14:28
○ 2017-03-23 06:25:42
○ 2026-03-24 07:54:30
○A211.227.236.2432015-07-19 → 2017-03-23 · 7 obs
● 2015-12-03 08:11:52
○ 2016-03-06 10:28:42
○ 2016-05-31 16:14:28
● 2017-03-23 06:25:42
○ 2026-03-13 00:39:40
○ 2026-03-24 07:54:30
●A221.156.47.2002026-03-13 → 2026-03-24 · 3 obs
● 2026-03-13 00:39:40
● 2026-03-24 07:54:30
○CNAMEforward.dnstool.net2017-03-23 → 2017-03-23 · 3 obs
○ 2026-03-13 00:39:40
○ 2026-03-24 07:54:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| systembus.com | dns3.viaweb.co.kr, dns4.viaweb.co.kr | - |
✅ Authoritative Response
Server:222.233.52.121
NS records: dns3.viaweb.co.kr, dns4.viaweb.co.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for systembus.com (unsigned zone)
⏱️ Timing
Total: 1037ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 221.156.47.200 |
| NS | 2 | dns4.viaweb.co.kr, dns3.viaweb.co.kr |
| SOA | 1 | dns3.viaweb.co.kr root.dns3.viaweb.co.kr |
Analysis
Hierarchy
systembus.com is the parent of www.systembus.com.
IP Addresses
systembus.com points to a single IP number: 221.156.47.200.
Other host names, for instance www.openbus.com, www.systembus.com and openbus.com share IP numbers with systembus.com.
Name Servers
systembus.com is delegated to two name servers: dns3.viaweb.co.kr and dns4.viaweb.co.kr.
systembus.com shares the same name server setup as other domains, for example kbsi.or.kr, ufitdental.com, taejin112.com, yukhoe.com and world-land.com.
systembus.com at least partially shares name servers with other domains, for instance kossa.kr, biz79.com, iroum.net, foodss.co.kr and cijedu.com.
These name servers are often used with sns1.viaweb.co.kr and sns2.viaweb.co.kr.
Host names with one IP number:
The host dns3.viaweb.co.kr points to 222.233.52.121 and the host dns4.viaweb.co.kr points to 121.88.249.15.