classcode.app - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status

classcode.app

app

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427
🔒 HSTS Preload (+subdomains)

Same first word

Similar names

Previous names

Next names

DNS History

3 records (3 active, 0 former)

NSns39.domaincontrol.comns40.domaincontrol.comA76.76.21.21
NSns39.domaincontrol.com2026-09-04 → 2026-09-14 · 2 obs
● 2026-09-04 18:03:38
● 2026-09-14 06:36:14
NSns40.domaincontrol.com2026-09-04 → 2026-09-14 · 2 obs
● 2026-09-04 18:03:38
● 2026-09-14 06:36:14
A76.76.21.212026-09-04 → 2026-09-14 · 2 obs
● 2026-09-04 18:03:38
● 2026-09-14 06:36:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
appns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
classcode.appns39.domaincontrol.com, ns40.domaincontrol.com-

✅ Authoritative Response

Server:97.74.109.20

NS records: ns39.domaincontrol.com, ns40.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classcode.app (unsigned zone)

⏱️ Timing

Total: 636ms | Queries: -

📄 Records

TypeCountSample Data
A176.76.21.21
NS2ns39.domaincontrol.com, ns40.domaincontrol.com
SOA1ns39.domaincontrol.com dns.jomax.net

Analysis

IP Addresses

classcode.app points to a single IP number: 76.76.21.21.

Additional host names — career-model.com, duanpengtao.com, tur.so and two others — share IP numbers with classcode.app.

Name Servers

Two name servers handle the delegation for classcode.app: ns39.domaincontrol.com and ns40.domaincontrol.com.

classcode.app shares its name server setup with other domains, including firstimpressiondentist.com, arney.us, linkforce.solutions and two others.

ns39.domaincontrol.com and ns40.domaincontrol.com both carry two IP addresses. The A records for ns39.domaincontrol.com are 97.74.109.20 and 2603:5:21d1::14; the A records for ns40.domaincontrol.com are 173.201.77.20 and 2603:5:22d1::14.