jnstec.com - robtex.com
jnstec.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 211.239.169.178🇰🇷 HOSTWAY-AS-KR211.239.169.0/24 SejongTelecom.co.ltd | ||||||
| NS | jnstec.com ⭐ | ||||||
| A | 211.239.169.178🇰🇷 HOSTWAY-AS-KR211.239.169.0/24 SejongTelecom.co.ltd | ||||||
| NS | ns.webfuture.co.kr | ||||||
| A | 61.100.183.60🇰🇷 HOSTWAY-AS-KR61.100.183.0/24 SejongTelecom.co.ltd | ||||||
| NS | ns2.webfuture.co.kr | ||||||
| A | 211.239.169.190🇰🇷 HOSTWAY-AS-KR211.239.169.0/24 SejongTelecom.co.ltd | ||||||
| MX | mail.jnstec.com ⭐ | ||||||
| A | 61.100.183.27🇰🇷 HOSTWAY-AS-KR61.100.183.0/24 SejongTelecom.co.ltd | ||||||
| PTR | w27.futureis.co.kr | ||||||
| TXT | v=spf1 ip4:61.100.183.27 -all | ||||||
| SOA | jnstec.comkswoo@futureinfo.co.kr 2016-09-04 #10 | ||||||
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
mail.jnstec.com |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSjnstec.com2015-09-02 → 2026-03-10 · 2 obs
● 2026-03-10 09:33:32
●NSns.webfuture.co.kr2015-09-02 → 2026-03-10 · 2 obs
● 2026-03-10 09:33:32
●NSns2.webfuture.co.kr2015-09-02 → 2026-03-10 · 2 obs
● 2026-03-10 09:33:32
●MXmail.jnstec.com2015-09-02 → 2026-03-10 · 2 obs
● 2026-03-10 09:33:32
○A121.78.144.1312015-09-02 → 2016-05-29 · 4 obs
● 2016-05-29 02:05:56
○ 2016-09-09 22:16:02
○ 2026-03-10 09:33:32
●A211.239.169.1782016-09-09 → 2026-03-10 · 3 obs
● 2016-09-09 22:16:02
● 2026-03-10 09:33:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| jnstec.com | ns.webfuture.co.kr, ns2.webfuture.co.kr | - |
✅ Authoritative Response
Server: 61.100.183.60
NS records: ns.webfuture.co.kr, ns2.webfuture.co.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jnstec.com (unsigned zone)
⏱️ Timing
Total: 1459ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.239.169.178 |
| NS | 2 | ns2.webfuture.co.kr, ns.webfuture.co.kr |
| MX | 1 | mail.jnstec.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:61.100.183.27 -all |
| SOA | 1 | jnstec.com kswoo.futureinfo.co.kr |
Analysis
Hierarchy
jnstec.com is the parent of mail.jnstec.com.
IP Addresses
jnstec.com resolves to one IP number: 211.239.169.178.
other host names including seowoneng.com, koreafuchino.com, gom2ri.co.kr, ilwoon.com and hydrogenwater.org share IP numbers with jnstec.com.
Name Servers
jnstec.com is delegated to three name servers: jnstec.com, ns2.webfuture.co.kr and ns.webfuture.co.kr.
jnstec.com at least partially shares name servers with other domains, for instance samilsi.com, onway.co.kr, glnco.kr, spacem.org and mbscorp.co.kr.
Host names with one IP number: jnstec.com points to 211.239.169.178; ns2.webfuture.co.kr points to 211.239.169.190; ns.webfuture.co.kr points to 61.100.183.60.
Mail Servers
jnstec.com is handled by a single mail server, mail.jnstec.com.
mail.jnstec.com resolves to IP 61.100.183.27.