jbtu.kr - robtex.com
jbtu.kr
kr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | g.dns.kr ⭐ | ||||||
| NS | b.dns.kr | ||||||
| NS | c.dns.kr | ||||||
| NS | d.dns.kr | ||||||
| NS | e.dns.kr | ||||||
| NS | f.dns.kr | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2607300770 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns.gabia.co.kr2026-07-30 → 2026-07-30 · 2 obs
● 2026-07-30 06:41:28
●NSns1.gabia.co.kr2026-07-30 → 2026-07-30 · 2 obs
● 2026-07-30 06:41:28
●MXsmtp.google.com2026-07-30 → 2026-07-30 · 2 obs
● 2026-07-30 06:41:28
●A58.229.253.532026-07-30 → 2026-07-30 · 2 obs
● 2026-07-30 06:41:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | c.dns.kr, e.dns.kr, d.dns.kr, g.dns.kr... | - |
| jbtu.kr | ns.gabia.co.kr, ns.gabia.net, ns1.gabia.co.kr | - |
✅ Authoritative Response
Server:43.201.170.100
NS records: ns.gabia.co.kr, ns.gabia.net, ns1.gabia.co.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jbtu.kr (unsigned zone)
⏱️ Timing
Total: 1920ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 58.229.253.53 |
| NS | 3 | ns.gabia.co.kr, ns1.gabia.co.kr... |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 3 | google-site-verification=1NQRrNHbZnEsHDH, v=spf1 include:_spf.google.com ~all... |
| SOA | 1 | ns.gabia.co.kr hosting.gabia.com |
Analysis
IP Addresses
jbtu.kr directs to one IP number, which is 58.229.253.53.
Name Servers
jbtu.kr has three name servers — ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.
jbtu.kr has at least partial name server overlap with other domains, such as nplatform.com, donghaelib.go.kr, sda-t.co.kr and two others.
It is common to find these name servers paired with the name servers ns1.gabia.net.
Hosts with two IP numbers each:
ns.gabia.net resolves to 121.78.117.39 and 211.234.124.90.
Hosts that resolve 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
jbtu.kr routes its mail through a single mail server, smtp.google.com.
jbtu.kr has the same mail server arrangement as a number of other domains, for example formica.it, druzboslovne-razprave.org, sairahaz.com and two more.
jbtu.kr shares at least some of its mail servers with other domains — for example srcland.com, alvense.com, mees.jp and two more.
It is common for these mail servers to co-occur with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com as mail servers.
smtp.google.com directs to 9 IP numbers, including 172.253.63.26, 173.194.45.27 and 192.178.218.26, along with 6 other.