linuxlab.kr - robtex.com
linuxlab.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 220.93.109.70🇰🇷 KT-NET220.92.0.0/14 KORnet operation Center(Korea Telecom) | ||||||
| NS | linuxlab.kr ⭐ | ||||||
| A | 220.93.109.70🇰🇷 KT-NET220.92.0.0/14 KORnet operation Center(Korea Telecom) | ||||||
| NS | ns.linuxlab.kr | ||||||
| A | 220.93.109.68🇰🇷 KT-NET220.92.0.0/14 KORnet operation Center(Korea Telecom) | ||||||
| NS | ns2.linuxlab.kr ⚠️ Not in zone NS records | ||||||
| A | 211.234.68.10🇰🇷 HCLC-AS-KR211.234.68.0/24 | ||||||
| MX | mail.linuxlab.kr ⭐ | ||||||
| A | 220.93.109.70🇰🇷 KT-NET220.92.0.0/14 KORnet operation Center(Korea Telecom) | ||||||
| SOA | linuxlab.krroot@linuxlab.kr serial=1609117 | ||||||
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=2608111045 | ||||||
NS for
linuxlab.kr |
Subdomains
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
○NSdns.linuxlab.kr2018-07-30 → 2021-10-28 · 5 obs
● 2018-07-30 11:22:36
● 2021-10-28 19:12:30
○ 2026-02-17 06:36:48
○ 2026-08-11 14:55:40
●NSlinuxlab.kr2016-09-12 → 2026-08-11 · 3 obs
● 2016-09-12 15:22:58
● 2026-08-11 14:55:40
○NSmail.linuxlab.kr2015-07-10 → 2016-07-19 · 4 obs
● 2016-07-19 11:20:12
○ 2016-09-12 15:22:58
○ 2026-08-11 14:55:40
●NSns.linuxlab.kr2015-07-10 → 2026-08-11 · 6 obs
● 2016-07-19 11:20:12
○ 2016-09-12 15:22:58
○ 2021-10-28 19:12:30
● 2026-02-17 06:36:48
● 2026-08-11 14:55:40
●NSns2.linuxlab.kr2016-09-12 → 2026-08-11 · 7 obs
● 2016-09-12 15:22:58
● 2017-04-09 23:59:24
○ 2018-07-30 11:22:36
○ 2021-10-28 19:12:30
● 2026-02-17 06:36:48
● 2026-08-11 14:55:40
○MXlibra.linuxlab.kr2015-07-10 → 2016-07-19 · 4 obs
● 2016-07-19 11:20:12
○ 2016-09-12 15:22:58
○ 2026-08-11 14:55:40
●MXmail.linuxlab.kr2015-07-10 → 2026-08-11 · 2 obs
● 2026-08-11 14:55:40
○A218.145.27.902015-07-10 → 2016-07-19 · 4 obs
● 2016-07-19 11:20:12
○ 2016-09-12 15:22:58
○ 2026-08-11 14:55:40
●A220.93.109.702016-09-12 → 2026-08-11 · 3 obs
● 2016-09-12 15:22:58
● 2026-08-11 14:55:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | c.dns.kr, e.dns.kr, d.dns.kr, g.dns.kr... | - |
| linuxlab.kr | ns2.linuxlab.kr, ns.linuxlab.kr | 2 records |
✅ Authoritative Response
Server:220.93.109.68
NS records: ns2.linuxlab.kr, ns.linuxlab.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linuxlab.kr (unsigned zone)
⏱️ Timing
Total: 3805ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 220.93.109.70 |
| NS | 1 | ns2.linuxlab.kr |
| MX | 1 | mail.linuxlab.kr (pri: 10) |
| SOA | 1 | linuxlab.kr root.linuxlab.kr |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns.linuxlab.kr, ns2.linuxlab.kr)
Analysis
Hierarchy
dns.linuxlab.kr, mail.linuxlab.kr, www.linuxlab.kr, ns.linuxlab.kr and ns2.linuxlab.kr each fall under the parent domain linuxlab.kr.
Name Server Role
The NS records for linuxlab.kr point back to linuxlab.kr itself.
ns2.linuxlab.kr, ns.linuxlab.kr and linuxlab.kr regularly act as name servers together.
IP Addresses
linuxlab.kr resolves to just one IP address, 220.93.109.70.
Additional host names such as linuxlab.co.kr, mail.linuxlab.kr, www.linuxlab.kr and mail.linuxlab.co.kr share IP numbers with linuxlab.kr.
Name Servers
linuxlab.kr delegates authority to three name servers — linuxlab.kr, ns2.linuxlab.kr and ns.linuxlab.kr.
linuxlab.kr and other domains like linuxlab.co.kr, coreavpn.net and coreavpn.com share some name servers
These name servers regularly co-occur with the name servers ns2.linuxlab.co.kr, ns2.coreavpn.net and ns.coreavpn.com.
Three hostnames, one IP address apiece: linuxlab.kr resolves to 220.93.109.70, ns2.linuxlab.kr resolves to 211.234.68.10 and ns.linuxlab.kr resolves to 220.93.109.68.
Mail Servers
The sole mail server for linuxlab.kr is mail.linuxlab.kr.
There is one IP number for mail.linuxlab.kr: 220.93.109.70.