Threat Intelligence

DNS History

Historical DNS records and change tracking

View historical DNS records and track infrastructure changes over time. Detect when domains changed hosting, identify shared infrastructure, and investigate past configurations.

Try It NowFree
Try:|

Get instant threat analysis with risk scores, threat categories, and detailed reports.

10+ Years
Historical Data
1B+
DNS Records
All
Record Types
Daily
Collection

Key Features

Everything you need to protect your infrastructure and users

Record History

View historical A, AAAA, MX, NS, TXT, and other record types.

Change Timeline

See exactly when DNS records changed with timestamp precision.

IP History

Track which IP addresses a domain has pointed to over time.

Nameserver Changes

Monitor when domains switch DNS providers or nameservers.

Infrastructure Mapping

Identify connections between domains through shared infrastructure.

Change Alerts

Get notified when DNS records change for monitored domains.

Use Cases

How security teams use this tool

Threat Hunting

Track attacker infrastructure and identify related domains.

Incident Response

Investigate when malicious DNS changes occurred.

Brand Monitoring

Detect unauthorized DNS changes to your domains.

Due Diligence

Review a domain's history before acquisition.

Frequently Asked Questions

How far back does DNS history go?
Our DNS history database contains records going back over 10 years for popular domains, with continuous daily collection.
What DNS record types do you track?
We track A, AAAA, MX, NS, TXT, CNAME, SOA, and other common record types.
How can DNS history help with threat hunting?
Attackers often reuse infrastructure. DNS history helps you identify connections between domains and track when malicious infrastructure was set up.
Can I get alerts for DNS changes?
Yes, with our monitoring feature you can receive alerts when DNS records change for domains you're watching.

Ready to Get Started?

Join thousands of security teams using isMalicious to protect their infrastructure.