Subdomain Finder (2024)

1. Subdomain Finder -

  • Subdomain Finder is a scanner that scans an entire domain to find as many subdomains as possible.

2. Free subdomain finder online 🛡️ find subdomains of domain

  • Use the free subdomain scanner to lookup and check all the subdomains of a domain. Check how many sub domains you can find to map your attack surface.

3. Subdomain finder - 9 Enumerating tools hosted online

  • Online subdomain finder, discovery and research tools to collect and gather DNS information about hosts · Knockpy · Sublist3r · DNSscan(Realtime) · Anubis ...

  • offers Online network penetration and mapping tool for penetration testers and System administrators.

4. Free Subdomain Finder: Find all Subdomains of a Website

  • Free subdomain scanner can help find all website subdomains and get additional information like traffic share or the number of keywords.

5. Subdomains Lookup | Find all subdomains | WhoisXML API

6. Find DNS Host Records | Subdomain Finder -

  • Online tool to enumerate subdomains of a domain. Find host records for a domain during the discovery phase of a security assessment or penetration test.

7. Subdomain Finder Tool | Find all Subdomains of a Website

  • A Website Subdomain Finder by Sitechecker is a tool or software used to identify the subdomains of a given domain name. The tool provides a technical assessment ...

  • Optimize your website's SEO with our Subdomain Finder Tool, perfect for auditing, competitor analysis, and compliance.

8. Nmmapper Subdomain finder,Nmap online,theharvester

  • Subdomains · Nmap online port scanner... · Basic Plans · theHarvester

  • offers Online network penetration and mapping tool for penetration testers and System administrators.

9. Subdomain Finder - OpenTunnel

10. Subdomain Finder -

  • Finding subdomains is an important step in the information gathering phase of a penetration test. Subdomains are interesting because they point to various (less ...

  • Discover subdomains and determine the attack surface of an organization.

11. How to Find Subdomains of a Domain? |

  • Subdomains Finder · In short · 1. Open the Launch bot form · 2. Enter the details · 3. Enter your domain. · one URL · 4. Set up notifications · 5. Start the bot!

  • Free to try! Find ALL subdomains of a domain online. No limits! Download data as an XLSX, CSV or JSON file.

12. Subdomain Finder Online - Security For Everyone

  • Subdomains often address different sections of a website. Each subdomain could be a new attack vector for you. Use our free and online tool to find ...

  • Subdomains often address different sections of a website. Each subdomain could be a new attack vector for you. Use our free and online tool to find subdomains.

13. Find site Subdomains and Mirrors Online - Free tool - SiteAnalyzer

  • Subdomain Scanner tool is designed to search for subdomains of an interesting website. Our online checker can find all subdomains of a target domain.

  • Subdomain search tool will find all subdomains and website mirrors indexed by the Google.

14. VScanner's Subdomain Finder - #1 Subdomain Enumeration Tool

  • Uncover hidden subdomains with VScanner's Subdomain Finder. Ideal for security experts, it offers fast, comprehensive subdomain enumeration for better ...

  • Uncover hidden subdomains with VScanner's Subdomain Finder. Ideal for security experts, it offers fast, comprehensive subdomain enumeration for better attack surface understanding.

15. Subdomain Finder scan of -

  • 2 apr 2020 · Subdomain scanner result of Subdomain Finder performed on

  • Subdomain scanner result of Subdomain Finder performed on

16. Top 10 Subdomain Finders for Great Website Reconnaissance in Bug ...

  • 15 aug 2023 · Subdomain Finder is a useful tool to help discover website subdomains. They can be used for a variety of purposes, including website ...

  • Subdomain enumeration is the process of finding #subdomains of a particular domain. Subdomain Finder is a useful tool to help discover…

Subdomain Finder (2024)


Is there a way to find all subdomains? ›

The Deep scan uses multiple techniques to find subdomains fast and effectively:
  1. DNS records (NS, MX, TXT, AXFR)
  2. Enumeration using built-in wordlists, plus the option to use your own.
  3. External APIs search.
  4. Public search engine queries (Google search, Bing)
  5. Word mutation techniques.
  6. Searching in SSL certificates.

What is a subdomain finder? ›

Subdomain Finder scans the DNS records and supplementary databases to analyze the domain's hierarchy. Our subdomain scanner checks: DNS records (NS, MX, TXT, AXFR) DNS enumeration.

What is the best tool to find subdomains? ›

Here are ten highly effective options.
  • Google Dorking. Google Dorking is a passive subdomain enumeration technique using Google's advanced search operators, like "site:" to find information about a target, including subdomains. ...
  • Sublist3r. ...
  • Amass. ...
  • Recon-ng. ...
  • SubDomainizer. ...
  • Pentest Tools Subdomain Finder. ...
  • ...
  • Shodan.
May 13, 2024

Are subdomains bad for SEO? ›

As long as you use them correctly, subdomains are fine for your SEO performance.

Do subdomains show up on Google search? ›

Google should be able to crawl and index your subdomains based on the URLs included in the primary domain's sitemap. However, it is recommended that you monitor the indexing status of your subdomains in Google Search Console to ensure that they are being indexed properly.

How many subdomains is too many? ›

Each domain name can have up to 500 subdomains. You can also add multiple levels of subdomains, such as A subdomain can be up to 255 characters long, but if you have multiple levels in your subdomain, each level can only be 63 characters long.

How to find the subdomain of a website online? ›

By search engines

Search engines like Google supports various advanced search operators to refine search queries. These operators are often referred to as Google Dorks. We can use site: operator in Google search to find all the Subdomains that Google has found for a Domain. Lets take an example on “”.

Why not use subdomain? ›

Choose a subdomain only if it suits your business strategy

Unnecessary subdomains can over-complicate your SEO strategy, but sometimes, you need to distinguish one part of your business from another.

What is an example of a sub subdomain? ›

While a subdomain will appear before your TLD, a subdirectory link will include the subdirectory name after the original TLD. For example: Subdomain example: Subdirectory example:

Does Google crawl subdomains? ›

However, Google treats subdomains as separate sites.

While “” and “” may share a root domain, Googlebot will view them as distinct domains and crawl and index them accordingly.

What is a subfinder? ›

subfinder is a subdomain enumeration tool written in the Go programming language. Subfinder is used for discovering passive subdomains of websites by using digital sources like Censys, Chaos, Recon. dev, Shodan, Spyse, Virustotal, and many other passive online sources.

Which subdomain is historically the most used? ›

Default subdomain www is used by 39.7% of all the websites.

What are the disadvantages of subdomains? ›

One of the disadvantages of choosing for a subdomain is that because search engines see them as separate sites, they're treated as separate domains when it comes to determining rankings. Considerations need to be made for developing a subdomain into its own entity.

Do subdomains need their own sitemap? ›

A sitemap is a file of your site's pages, links and other information that helps Google read and index your site. Each subdomain has its own dedicated sitemap that needs to be submitted to Google individually. Tip: You can check your subdomain's sitemap in the address bar by adding /sitemap.

What is better, a subdomain or a subdirectory? ›

According to Google, subdomains and subdirectories are seen as equal when it comes to indexing and ranking. That said, real-world case studies show that subdirectories tend to rank faster and more effectively than subdomains on the first page of the search engine results page (SERPs).

How to list all DNS records in nslookup? ›

Using nslookup online is very simple. Enter a domain name in the search bar above and hit 'enter'. This will take you to an overview of DNS records for the domain name you specified.

How do I find subdomains of a domain using nslookup? ›

Find Subdomains of a Domain with NsLookup:

Replace “” with the domain name you are interested in. This command will return a list of the authoritative name servers for the domain, which can often include the subdomains.

How do I find dangling subdomains? ›

To identify DNS entries within your organization that might be dangling, use Microsoft's GitHub-hosted PowerShell tools "Get-DanglingDnsRecords". This tool helps Azure customers list all domains with a CNAME associated to an existing Azure resource that was created on their subscriptions or tenants.


Top Articles
Latest Posts
Article information

Author: Rueben Jacobs

Last Updated:

Views: 6360

Rating: 4.7 / 5 (77 voted)

Reviews: 92% of readers found this page helpful

Author information

Name: Rueben Jacobs

Birthday: 1999-03-14

Address: 951 Caterina Walk, Schambergerside, CA 67667-0896

Phone: +6881806848632

Job: Internal Education Planner

Hobby: Candle making, Cabaret, Poi, Gambling, Rock climbing, Wood carving, Computer programming

Introduction: My name is Rueben Jacobs, I am a cooperative, beautiful, kind, comfortable, glamorous, open, magnificent person who loves writing and wants to share my knowledge and understanding with you.