gtec.ac.kr - robtex.com
gtec.ac.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.181.136.22🇰🇷 KT-NET210.181.136.0/22 | ||||||
| NS | ns.gtec.ac.kr ⭐ | ||||||
| A | 210.181.136.2KT-NET210.181.136.0/22 | ||||||
| NS | ns2.kornet.net | ||||||
| A | 211.216.50.160 | ||||||
| MX | spam.gtec.ac.kr ⭐ | ||||||
| A | 210.181.136.33KT-NET210.181.136.0/22 | ||||||
| TXT | turingsign=6316893C-89BD-054B-1B90-BB4D5B30E47B | ||||||
| TXT | cisco-ci-domain-verification=1ee495441013a48f63d7b151cbb5ab77a5b4c004e72da88a... | ||||||
| TXT | v=spf1 ip4:210.181.136.10 ip4:210.181.136.130 -all | ||||||
| SOA | ns.gtec.ac.krlyj@gtec.ac.kr serial=287 | ||||||
ac.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=2607040501 | ||||||
Subdomains
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns.gtec.ac.kr2015-06-04 → 2026-07-04 · 2 obs
● 2026-07-04 02:11:28
●NSns2.kornet.net2015-06-04 → 2026-07-04 · 2 obs
● 2026-07-04 02:11:28
●MXspam.gtec.ac.kr2015-06-04 → 2026-07-04 · 2 obs
● 2026-07-04 02:11:28
●A210.181.136.222026-03-20 → 2026-07-04 · 3 obs
● 2026-03-20 23:42:26
● 2026-07-04 02:11:28
○A210.181.136.72015-06-04 → 2017-01-13 · 4 obs
● 2017-01-13 08:01:46
○ 2026-03-20 23:42:26
○ 2026-07-04 02:11:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | c.dns.kr, e.dns.kr, d.dns.kr, g.dns.kr... | - |
| gtec.ac.kr | ns.gtec.ac.kr, ns2.kornet.net | 1 record |
✅ Authoritative Response
Server:211.216.50.160
NS records: ns.gtec.ac.kr, ns2.kornet.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gtec.ac.kr (unsigned zone)
⏱️ Timing
Total: 2535ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.181.136.22 |
| NS | 2 | ns2.kornet.net, ns.gtec.ac.kr |
| MX | 1 | spam.gtec.ac.kr (pri: 0) |
| TXT | 3 | v=spf1 ip4:210.181.136.10 ip4:210.181.13, cisco-ci-domain-verification=1ee49544101... |
| SOA | 1 | ns.gtec.ac.kr lyj.gtec.ac.kr |
📌 Glue Records Collected
Total: 1
In-bailiwick: 1 (ns.gtec.ac.kr)
Analysis
Hierarchy
spam.gtec.ac.kr, ns.gtec.ac.kr, www.gtec.ac.kr and ctl.gtec.ac.kr each fall under the parent domain gtec.ac.kr.
IP Addresses
gtec.ac.kr resolves to just one IP address, 210.181.136.22.
Host names like www.gtec.ac.kr are further examples that share IP numbers with gtec.ac.kr.
Name Servers
Two name servers handle the delegation for gtec.ac.kr: ns2.kornet.net and ns.gtec.ac.kr.
gtec.ac.kr partially shares its NS delegation with several other domains, including asic.net, fnhubkorea.kr, inktec-china.com and two others.
In DNS configurations, these name servers often share authority with ns.kornet.net, ns1.gabia.co.kr, ns.gabia.co.kr and 6 other name servers.
ns2.kornet.net resolves to 211.216.50.160. ns.gtec.ac.kr resolves to 210.181.136.2. Both host names point to a single IP number.
Mail Servers
The sole mail server for gtec.ac.kr is spam.gtec.ac.kr.
spam.gtec.ac.kr carries a single IP number, which is 210.181.136.33.