codingtestbook.com - dns.ninja
codingtestbook.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.239.32.21🇺🇸 Google216.239.32.0/24 | ||||||
| PTR | any-in-2015.1e100.net | ||||||
| A | 216.239.34.21🇺🇸 Google216.239.34.0/24 | ||||||
| A | 216.239.36.21🇺🇸 Google216.239.36.0/24 | ||||||
| A | 216.239.38.21🇺🇸 Google216.239.38.0/24 | ||||||
| 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 | ||||||
| SOA | ns.gabia.co.krhosting@gabia.com 2025-09-20 #14 | ||||||
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=1788230210 | ||||||
Same first word
codingtestbook.com |
Previous names
Next names
DNS History
7 records (7 active, 0 former)
●NSns.gabia.co.kr2026-08-30 → 2026-09-01 · 2 obs
● 2026-09-01 02:49:46
●NSns1.gabia.co.kr2026-08-30 → 2026-09-01 · 2 obs
● 2026-09-01 02:49:46
●A216.239.32.212026-08-30 → 2026-09-01 · 2 obs
● 2026-09-01 02:49:46
●A216.239.34.212026-08-30 → 2026-09-01 · 2 obs
● 2026-09-01 02:49:46
●A216.239.36.212026-08-30 → 2026-09-01 · 2 obs
● 2026-09-01 02:49:46
●A216.239.38.212026-08-30 → 2026-09-01 · 2 obs
● 2026-09-01 02:49:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| codingtestbook.com | ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net | - |
✅ 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 codingtestbook.com (unsigned zone)
⏱️ Timing
Total: 889ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 216.239.32.21, 216.239.34.21... |
| NS | 3 | ns.gabia.co.kr, ns1.gabia.co.kr... |
| SOA | 1 | ns.gabia.co.kr hosting.gabia.com |
Analysis
IP Addresses
codingtestbook.com directs to four IP numbers, which are 216.239.32.21, 216.239.34.21, 216.239.36.21 and 216.239.38.21.
mahmoudelhosary.com, phuongvi.net, libertaliaconstructioninc.com and two other host names share IP numbers with codingtestbook.com.
Name Servers
codingtestbook.com carries NS records delegating to ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.
The name servers of codingtestbook.com overlap at least partially with those of other domains — among them zictap.com, nowair.net, dbswjd11.com and two more.
These name servers commonly appear in combination with the name servers ns1.gabia.net.
Hostnames that resolve to two IP addresses:
ns.gabia.net resolves to two addresses: 121.78.117.39 and 211.234.124.90.
Hosts with just one IP address:
The hostname ns1.gabia.co.kr resolves to 20.200.205.248.
The hostname ns.gabia.co.kr resolves to 43.201.170.100.