isusystem.com - robtex.com
isusystem.com
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=1774680622 | ||||||
MX for
isusystem.com |
Same first word
isusystem.com |
Similar names
DNS History
7 records (6 active, 1 former)
●NSns.hananet.net2015-06-28 → 2026-03-28 · 2 obs
● 2026-03-28 07:02:58
●NSns2.hananet.net2015-06-28 → 2026-03-28 · 2 obs
● 2026-03-28 07:02:58
●NSnsm.hananet.net2015-06-28 → 2026-03-28 · 2 obs
● 2026-03-28 07:02:58
●MXisusystem-com.mail.protection.outlook.com2026-03-28 → 2026-03-28 · 3 obs
● 2026-03-28 07:02:54
● 2026-03-28 07:02:58
●MXisusystem.com2015-06-28 → 2026-03-28 · 2 obs
● 2026-03-28 07:02:58
○A175.119.100.1302015-06-28 → 2017-01-12 · 4 obs
● 2017-01-12 08:12:56
○ 2018-09-16 13:10:02
○ 2026-03-28 07:02:58
●A175.119.100.1322018-09-16 → 2026-03-28 · 3 obs
● 2018-09-16 13:10:02
● 2026-03-28 07:02:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net... | - |
| isusystem.com | ns.hananet.net, ns2.hananet.net | - |
✅ Authoritative Response
Server:221.139.108.194
NS records: ns.hananet.net, ns2.hananet.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for isusystem.com (unsigned zone)
⏱️ Timing
Total: 871ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 175.119.100.132 |
| NS | 2 | ns.hananet.net, ns2.hananet.net |
| MX | 2 | isusystem-com.mail.protection.outlook.co, isusystem.com (pri: 10) |
| TXT | 2 | _globalsign-domain-verification=tqFAKZI2, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | nsm.hananet.net dnsmaster.hanaro.com |
Analysis
Mail Server Role
The mail server for isusystem.com is isusystem.com.
With isusystem.com, isusystem-com.mail.protection.outlook.com is commonly used as a mail server.
IP Addresses
isusystem.com maps to IP address 175.119.100.132.
Other host names, for example todaisu.com, toda-isu.co.kr and toda-isu.com share the same IP as isusystem.com.
Name Servers
isusystem.com is delegated to name servers ns2.hananet.net, ns.hananet.net and nsm.hananet.net.
isusystem.com at least partially shares name servers with other domains such as 99.236.58.in-addr.arpa, 62.229.58.in-addr.arpa, 178.236.218.in-addr.arpa, 48.225.58.in-addr.arpa and 54.50.218.in-addr.arpa.
These name servers are commonly used with ins1.hananet.net and ins2.hananet.net.
Host names with a single IP:
ns2.hananet.net points to 221.139.108.194
ns.hananet.net points to 210.180.98.85
nsm.hananet.net points to 211.58.57.39
Mail Servers
Two mail servers handle isusystem.com: isusystem.com and isusystem-com.mail.protection.outlook.com.
Hosts with eight IP numbers: isusystem-com.mail.protection.outlook.com points to 2a01:111:f403:cc35::, 2a01:111:f403:cc35::1, 2a01:111:f403:cc35::2, 2a01:111:f403:cc37::, 52.101.153.0, 52.101.153.1, 52.101.153.2 and 52.101.155.0.
Hosts with one IP number: isusystem.com points to 175.119.100.132.