jaf.co.kr - robtex.com
jaf.co.kr
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.gabia.co.kr ⭐ | ||||||
| A | 20.200.205.248🇰🇷 Microsoft20.192.0.0/10 | ||||||
| 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 | ||||||
| MX | mailapp.hiworks.co.kr ⭐ | ||||||
| A | 45.120.71.59🇰🇷 DACOM-NET45.120.71.0/24 | ||||||
| PTR | mailapp.hiworks.co.kr | ||||||
| A | 121.254.168.55🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| PTR | mailapp.hiworks.co.kr | ||||||
| A | 211.47.76.59🇰🇷 DACOM-NET211.47.76.0/24 proxy for HANARO TELECOM route | ||||||
| PTR | mailapp.hiworks.co.kr | ||||||
| TXT | v=spf1 include:_spf.hiworks.co.kr ~all | ||||||
| SOA | ns.gabia.co.krhosting@gabia.com 2019-12-18 #13 | ||||||
co.kr
| DNSSEC | ⚠️ Not signed | ||||||
| NS | g.dns.kr ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | c.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | d.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | e.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | f.dns.kr ⚠️ Not in parent delegation | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2606230554 | ||||||
Subdomains
mail.jaf.co.kr |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●NSns.gabia.co.kr2026-05-23 → 2026-06-23 · 3 obs
● 2026-05-23 21:25:54
● 2026-06-23 01:11:42
●NSns.gabia.net2026-05-23 → 2026-06-23 · 3 obs
● 2026-05-23 21:25:54
● 2026-06-23 01:11:42
○NSns.qtelsoft.com2015-06-20 → 2015-06-20 · 3 obs
○ 2015-11-05 10:51:28
○ 2026-06-23 01:11:42
●NSns1.gabia.co.kr2026-05-23 → 2026-06-23 · 3 obs
● 2026-05-23 21:25:54
● 2026-06-23 01:11:42
○MXmail.jaf.co.kr2015-06-20 → 2015-06-20 · 3 obs
○ 2015-11-05 10:51:28
○ 2026-06-23 01:11:42
●MXmailapp.hiworks.co.kr2026-05-23 → 2026-06-23 · 3 obs
● 2026-05-23 21:25:54
● 2026-06-23 01:11:42
○A211.202.2.172015-06-20 → 2015-06-20 · 3 obs
○ 2015-11-05 10:51:28
○ 2026-06-23 01:11:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | c.dns.kr, e.dns.kr, d.dns.kr, g.dns.kr... | - |
| jaf.co.kr | ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net | 2 records |
✅ Authoritative Response
Server:121.78.117.39
NS records: ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jaf.co.kr (unsigned zone)
⏱️ Timing
Total: 1624ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns.gabia.co.kr, ns1.gabia.co.kr... |
| MX | 1 | mailapp.hiworks.co.kr (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.hiworks.co.kr ~all |
| SOA | 1 | ns.gabia.co.kr hosting.gabia.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.gabia.co.kr, ns.gabia.co.kr)
Analysis
Hierarchy
The domain mail.jaf.co.kr falls under the parent jaf.co.kr.
Name Servers
jaf.co.kr is delegated to three name servers: ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.
At least some of jaf.co.kr's name servers are shared with other domains, for example mcpia.com, ggolang.com, heeyam.com and two more.
These name servers tend to be deployed in combination with the name servers ns1.gabia.net and idcns.gabia.net.
Hostnames that resolve to two IP addresses:
ns.gabia.net points to 121.78.117.39 and 211.234.124.90.
Hosts with just one IP address:
ns1.gabia.co.kr points to 20.200.205.248.
ns.gabia.co.kr points to 43.201.170.100.
Mail Servers
Mail for jaf.co.kr is handled by a single mail server, mailapp.hiworks.co.kr.
jaf.co.kr uses an identical mail server configuration to several other domains — among them arumjigi.org, neoinfosys.com, adcombine.co.kr and two more.
At least a portion of jaf.co.kr's mail servers are shared with other domains, among them lokedu.kr and fiaba.co.kr.
mailapp.hiworks.co.kr points to three IP addresses: 45.120.71.59, 121.254.168.55 and 211.47.76.59.