codingtestbook.com - robtex.com
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=1788113300 | ||||||
Same first word
codingtestbook.com |
Previous names
Next names
DNS History
7 records (7 active, 0 former)
●NSns.gabia.co.kr2026-08-30 → 2026-08-30 · 2 obs
● 2026-08-30 18:28:56
●NSns1.gabia.co.kr2026-08-30 → 2026-08-30 · 2 obs
● 2026-08-30 18:28:56
●A216.239.32.212026-08-30 → 2026-08-30 · 2 obs
● 2026-08-30 18:28:56
●A216.239.34.212026-08-30 → 2026-08-30 · 2 obs
● 2026-08-30 18:28:56
●A216.239.36.212026-08-30 → 2026-08-30 · 2 obs
● 2026-08-30 18:28:56
●A216.239.38.212026-08-30 → 2026-08-30 · 2 obs
● 2026-08-30 18:28:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net, c.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: 1306ms | 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 resolves to four IP addresses: 216.239.32.21, 216.239.34.21, 216.239.36.21 and 216.239.38.21.
Two other host names, along with mahmoudelhosary.com, phuongvi.net and libertaliaconstructioninc.com, also 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.
codingtestbook.com shares at least some of its name servers with other domains, including zictap.com, nowair.net, dbswjd11.com and two others.
These name servers are frequently seen alongside the name servers ns1.gabia.net.
Host names that have two IP addresses:
ns.gabia.net resolves to two addresses: 121.78.117.39 and 211.234.124.90.
Host names that point to 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.