jbcor.com - dns.ninja
jbcor.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.254.178.250🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| NS | ns.gabia.co.kr.jbcor.com ⭐ | ||||||
| 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 | ||||||
| NS | ns1.gabia.co.kr | ||||||
| A | 20.200.205.248🇰🇷 Microsoft20.192.0.0/10 | ||||||
| MX | webmail.jbcor.com ⭐ | ||||||
| A | 183.111.161.167🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM | ||||||
| TXT | v=spf1 include:spf.cafe24.com ~all | ||||||
| SOA | ns.gabia.co.kr.jbcor.comhosting@gabia.com serial=1513470627 | ||||||
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=1785578482 | ||||||
Subdomains
webmail.jbcor.com |
Same first word
jbcor.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns.gabia.co.kr2015-06-29 → 2026-08-01 · 2 obs
● 2026-08-01 10:10:40
●NSns.gabia.co.kr.jbcor.com2015-06-29 → 2026-08-01 · 2 obs
● 2026-08-01 10:10:40
●NSns1.gabia.co.kr2015-06-29 → 2026-08-01 · 2 obs
● 2026-08-01 10:10:40
●MXwebmail.jbcor.com2015-06-29 → 2026-08-01 · 2 obs
● 2026-08-01 10:10:40
●A121.254.178.2502026-02-22 → 2026-08-01 · 2 obs
● 2026-08-01 10:10:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net... | - |
| jbcor.com | ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net | - |
✅ Authoritative Response
Server:20.200.205.248
NS records: ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jbcor.com (unsigned zone)
⏱️ Timing
Total: 669ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.254.178.250 |
| NS | 3 | ns.gabia.co.kr, ns1.gabia.co.kr... |
| MX | 1 | webmail.jbcor.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.cafe24.com ~all |
| SOA | 1 | ns.gabia.co.kr.jbcor.com hosting.gabia.c |
Analysis
Hierarchy
webmail.jbcor.com is a subdomain of jbcor.com.
IP Addresses
jbcor.com directs to one IP number, which is 121.254.178.250.
Among the host names that share IP numbers with jbcor.com are ns.gabia.co.kr.fasign.co.kr, uniedu.kr, co.kr.jinspeech.com and two others.
Name Servers
The domain jbcor.com is delegated to these four name servers: ns.gabia.net, ns1.gabia.co.kr, ns.gabia.co.kr and ns.gabia.co.kr.jbcor.com.
The name servers of jbcor.com overlap at least partially with those of other domains — among them iandyou.kr, yesbl.co.kr, imgvip.gabia.net and two more.
These name servers commonly appear in combination with the name servers ns1.gabia.net.
Hosts with two IP numbers each:
ns.gabia.net has two IP addresses: 121.78.117.39 and 211.234.124.90.
Hosts that resolve to one IP address:
ns1.gabia.co.kr directs to 20.200.205.248.
ns.gabia.co.kr directs to 43.201.170.100.
Mail Servers
jbcor.com routes its mail through a single mail server, webmail.jbcor.com.
webmail.jbcor.com has exactly one IP number: 183.111.161.167.