Find Subdomains Instantly

Spyse enables you to find subdomains of any domain and reveal analytical information about companies, their security gaps, and vulnerabilities. Get an insider’s look at the infrastructure of any company in the world.

Wrong search value

Query Syntax

                    google.com (type domain name for search it's subdomains)

Query Syntax:

                   — Find information about a specific domain: example.com

Only for signUp users:

                   — Find all domains by params: asn:15169; organiozation:Google;

List of available search params:

Query Syntax.

Search by 1 criteria example: 74.125.128.138

Only for signUp users:

Search by 2 and more criteria example: country:United States; organization: Google Inc

port: 80 (port number) domain: google.com (related domain name) country: United States (host location according to GeoIP) ip: 74.125.128.138 (ip value) organization: google (name of organization) ASN: 16549 (related autonomus system number)

Query Syntax for CIDR

                    You can use CIDR Prefix in range from /20 to /32

Search by 1 criteria example: 8.8.8.0/24

Query Syntax.

Search by 1 criteria example: 16259

Search by 1 criteria example: country:United States

country: United States (host location according to GeoIP) domain: google.com (related domain name) ip: 74.125.128.138 (ip value) CIDR: 192.168.0.0/24 (CIDR value) organization: google (name of organization) ASN: 16549 (related autonomus system number)

Query Syntax.

Search by 1 criteria example: google.com

Only for signUp users:

Search by 2 and more criteria example: country:United States; organization: Google Inc

domain: google.com (related domain name) country: United States (host location according to GeoIP) organization: google (name of organization) issuer: GeoTrust Inc. (name of issuer) region: California (host location by region) ip: 74.125.128.138 (ip value) CIDR: 192.168.0.0/24 (CIDR value) New: 7 (request for displaying new certificates received in 7 days) Expired: 7 (request for displaying expired certificates) Expiring: 7 (request for displaying expiring certificates)

Query Syntax.

Please write the correct parameter in the field

Example for ip:74.125.128.138

After entering the parameter, set semicolon ( ; )

Query Syntax.

Please write the correct parameter in the field

Example for domain:google.com

After entering the parameter, set semicolon ( ; )

Query Syntax.

Please write the correct parameter in the field

Example for asn:15169

After entering the parameter, set semicolon ( ; )

Query Syntax.

Please write the correct parameter in the field

Example for country:United States

After entering the parameter, set semicolon ( ; )

Query Syntax.

Please write the correct parameter in the field

Example for organization:Lockheed Martin Corporation

After entering the parameter, set semicolon ( ; )

Query Syntax.

Please write the correct parameter in the field

Example for issuer:PokerCity

After entering the parameter, set semicolon ( ; )

Query Syntax.

Please write the correct parameter in the field

Example for region:California

After entering the parameter, set semicolon ( ; )

Query Syntax.

Please write the correct parameter in the field

Example for CIDR:8.8.8.0/24

After entering the parameter, set semicolon ( ; )

Query Syntax.

Please write the correct parameter in the field

Example for expired:7

After entering the parameter, set semicolon ( ; )

Query Syntax.

Please write the correct parameter in the field

Example for expiring:7

After entering the parameter, set semicolon ( ; )

Query Syntax.

Please write the correct parameter in the field

Example for new:7

After entering the parameter, set semicolon ( ; )

Query Syntax.

Please write the correct parameter in the field

Example for port:8080

After entering the parameter, set semicolon ( ; )

Query Syntax.

You can type any word or part of domain name

Example for prefix: mx.instagr

After entering the parameter, set semicolon ( ; )

Query Syntax.

You can type any correct domain name by which subdomains will be searched

Domain example for subdomains search: google.com

After entering the parameter, set semicolon ( ; )

Subdomains

Domain

IPv4 Host

CIDR

Certificate

Internet Parsing

We collect broad amounts of data using a self-developed subdomain finder and provide access to the largest subdomains database on the web.

Fresh Data

All data gathered by Spyse is stored and updated daily, making our subdomains database practical to use at all times.

Offline Access

Download, store, and access the information offline right when you need it.

Who Need to Find Subdomains?

Pentesters and Security Engineers

Our tool allows security engineers to monitor vulnerabilities, as well as identify gaps and weaknesses to prevent attacks. With Spyse, pentesters can check the endpoints for vulnerability, including subdomains in the development environment, technical domains open to the public, and much more

System Administrators

Dealing with mass data made simple — system admins can find subdomains to optimize and support their organization’s infrastructure; collect useful info, monitor DNS records and certificate encryption changes. Spyse improves sysadmins overall work speed and efficiency.

Business Analysts

Our subdomain finder provides analytical information on any organization in the world. Business analysts can evaluate competitors, foresee changes and developments in their business, and get an insider look at new features before they’re launched. This tool lists all the subdomains by subnets (including indexed and development pages), IPs, AS numbers — anything an analyst would need.

Search Info

Enter any domain name (like your competitor’s website or amazon.com)

Get the Results

We store and update data daily, giving you immediate access. No queue

Keep the Data

After you find all subdomains of a domain, feel free to download a TSV file and access it offline

Try now

We give you free credits when you sign up, refilling them monthly. Use these credits on any other Spyse service.

What You Get With Our Subdomain Finder

Quick Subdomain Lookup

Avoid queues and get immediate access to information. All data is stored in our database and updated frequently.

Gather Enriched Data

Along with a list of subdomains you also see subdomains of a subnet, IP addresses, AS numbers, and other useful analytical information.

Use Filters for Efficiency

Information is structured to allow for easy access; find all subdomains and use filters to sort information neatly.

More Opportunities

Explore a variety of practical tools that Spyse has to offer

Spyse Credits

Sign up to Spyse and receive 3 free credits. With one credit you can perform 300 search, filter, and/or download requests. 3 credits allow you to download 6k rows of data for free. Our users also receive 1 free credit per month.

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Public API

Spyse allows both signed-up and guest users access to our API.

API (Application Programming Interface), its a toolkit of various procedural operations used to foster productive interaction between different software systems, platforms, applications or their components. It allows for a quicker and more efficient way of operating of all Spyse's services. The API is also flexible and lends itself to a plethora of uses — you can connect our subdomain finder tool with your software products and applications to increase the speed and convenience. Spyse employs the same credits system as on the web page, so using our API you can download up to 2k data rows for only one credit.

API doc

Choose method to try API now

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subdomains

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