brain-study.co.kr - robtex.com
brain-study.co.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.78.126.169🇰🇷 GABIA-AS-KR121.78.126.0/24 Transit customer route announce | ||||||
| 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 | ||||||
| TXT | v=spf1 ip4:121.78.126.160 ip4:121.78.126.161 ~all | ||||||
| TXT | google-site-verification=6Jzn84FyrbwWAqDYyErw-0Z2DSFbORXU2IRcrmOAmBQ | ||||||
| TXT | google-site-verification=dyvERdxQvtT9XxuBEKrDL92K9Z3gUtf6o_zpDGIEENE | ||||||
| SOA | ns.gabia.co.krhosting@gabia.com 2021-04-23 #20 | ||||||
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=2605120908 | ||||||
WOT: UNKNOWN (62/100)
Subdomains
Same first word
brain-study.co.kr |
brain-study.net |
DNS History
5 records (4 active, 1 former)
●NSns.gabia.co.kr2016-12-05 → 2026-05-12 · 2 obs
● 2026-05-12 10:55:18
○NSns.gabia.co.kr.brain-study.co.kr2016-12-05 → 2017-02-20 · 4 obs
● 2017-02-20 13:05:56
○ 2020-02-07 06:07:04
○ 2026-05-12 10:55:18
●NSns1.gabia.co.kr2016-12-05 → 2026-05-12 · 2 obs
● 2026-05-12 10:55:18
●A121.78.126.1692016-12-05 → 2026-05-12 · 2 obs
● 2026-05-12 10:55:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr... | - |
| brain-study.co.kr | ns.gabia.co.kr, ns.gabia.net, ns1.gabia.co.kr | 2 records |
✅ Authoritative Response
Server:43.201.170.100
NS records: ns.gabia.co.kr, ns.gabia.net, ns1.gabia.co.kr
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at brain-study.co.kr: Error: DNS query timeout: 210.101.60.1 for DS brain-study.co.kr
⏱️ Timing
Total: 4287ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.78.126.169 |
| NS | 3 | ns.gabia.co.kr, ns1.gabia.co.kr... |
| TXT | 3 | v=spf1 ip4:121.78.126.160 ip4:121.78.126, google-site-verification=6Jzn84FyrbwWAqD... |
| SOA | 1 | ns.gabia.co.kr hosting.gabia.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.gabia.co.kr, ns1.gabia.co.kr)
Analysis
Hierarchy
brain-study.co.kr is a parent of www.brain-study.co.kr and edu.brain-study.co.kr.
IP Addresses
brain-study.co.kr points to IP number: 121.78.126.169.
Other host names such as www.brain-study.co.kr, w-rental.co.kr and wordsketch.co.kr share IP numbers with brain-study.co.kr.
Name Servers
brain-study.co.kr is delegated to three name servers: ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.
brain-study.co.kr at least partially shares name servers with other domains, for instance dwlight.co.kr, ubisound.co.kr, argozone.com, dslab.kr and isecconference.org.
these name servers are often used in conjunction with the name servers ns1.gabia.net.
Hostnames with two IPs:
Hostname ns.gabia.net points to 121.78.117.39 and 211.234.124.90.
Hostnames with one IP:
Hostname ns1.gabia.co.kr points to 20.200.205.248.
Hostname ns.gabia.co.kr points to 43.201.170.100.