Best Alternatives to Web Expiry Date Verification APIs for 2025

Top Web Expiry Date Verifier API Alternatives in 2025

As the digital landscape continues to evolve, the need for reliable web expiry date verification tools has become increasingly important. Whether you're a developer, a business owner, or a digital marketer, having access to accurate information about domain expiration dates can help you manage your online assets effectively. In this blog post, we will explore some of the best alternatives to the Domain Expiration Checker API, highlighting their features, capabilities, pricing, pros and cons, ideal use cases, and how they differ from the Domain Expiration Checker API.

1. Domain Expiration Checker API

The Domain Expiration Checker API allows you to check the expiration date of any domain name by simply providing the domain name. It returns the remaining days until expiration, making it easy to keep track of your own domains or monitor your competitors' domains.

Key features include:

• Get Expiration: Check the expiration date of a given URL. This feature allows users to input a domain name and receive detailed information about its registration and expiration dates.

Example response:

{"domain":{"domain_url":"https://www.sunvalleyerp.com","updated_at":"2025-03-11T22:34:30.000000Z"},"success":true,"domain_registration_data":{"domain_age_date":"2023-04-18","domain_age_days_ago":693,"domain_expiration_date":"2025-04-18","domain_expiration_days_left":37},"api_usage":{"this_month_api_calls":18,"remaining_api_calls":999982}}

This API is ideal for tracking expiration dates for domain renewals, monitoring competitors' domains, and managing domain portfolios for investors.

2. Domain Availability Checker API

The Domain Availability Checker API is a powerful tool that helps you check the availability of a certain domain and retrieve its age. By passing the domain you want to check, you can receive information about its creation date, update date, expiration date, and availability status.

Key features include:

• Check Domain: Pass the domain that you want to check its availability and its expiring date. This feature allows users to determine if a domain is available for registration or already taken.

Example response:

{"example.org":false,"foo.com":false,"somefoobardomain.io":true}

This API is particularly useful for developers creating applications for domain registration or websites that help users find available domains.

3. Domain Age Checker API

The Domain Age Checker API allows you to determine the age of a given domain easily. This API provides information about how old the domain is, which can be crucial for assessing its credibility.

Key features include:

• Age Checker: Be able to know how old the given domain is. Retrieve the data as age in days, months, and years, along with information about whether the domain is registered or not.

Example response:

{"data":{"host":"zylalabs.com","debug_message":"","domain_age_found":true,"domain_registered":"yes","domain_creation_date":"2021-01-26","domain_age_in_days":1430,"domain_age_in_months":46,"domain_age_in_years":3},"credits_remained":17.5,"estimated_queries":"35","elapsed_time":"0.46","success":true}

This API is ideal for assessing a domain's credibility and conducting competitive analysis.

4. Temporary Email Verifier API

The Temporary Email Verifier API swiftly identifies and blocks temporary email addresses, ensuring enhanced security and a spam-free digital environment. This API is essential for platforms that require user registration and want to filter out disposable email addresses.

Key features include:

• Email Checker: To use this endpoint, you must enter an email address in the parameter. This feature provides information on email validity, whether the email is disposable, and the domain name.

Example response:

{"block":false,"valid":true,"domain":"gmail.com","disposable":false,"text":"gmail.com looks fine","reason":"Whitelisted domain","mx_host":["gmail-smtp-in.l.google.com","alt4.gmail-smtp-in.l.google.com","alt2.gmail-smtp-in.l.google.com","alt3.gmail-smtp-in.l.google.com","alt1.gmail-smtp-in.l.google.com"],"mx_ip":["172.253.122.26","142.250.27.27","142.250.153.27","64.233.184.27","209.85.202.26"],"mx_priority":{"alt3.gmail-smtp-in.l.google.com":30,"alt1.gmail-smtp-in.l.google.com":10,"alt2.gmail-smtp-in.l.google.com":20,"alt4.gmail-smtp-in.l.google.com":40,"gmail-smtp-in.l.google.com":5}}

This API is particularly useful for enhancing security in account verification and maintaining the integrity of contact forms.

5. Domain Age and Registration Date API

The Domain Age and Registration Date API provides the age and registration date of a domain, allowing users to make informed decisions regarding domain purchases and SEO strategies.

Key features include:

• Analyze Domain: To use this endpoint, you must insert a domain in the parameter. This feature provides information on the domain's age and its registration date.

Example response:

{"domainAge":"151 days - 3 years","domainDate":"2021-03-15"}

This API is useful for assessing domain authority and enhancing SEO strategies.

6. Website Name Availability API

The Website Name Availability API streamlines real-time domain checks for efficient domain exploration. This API is designed to perform real-time checks for domain name availability, allowing users to receive instant updates on whether a particular domain is currently unregistered.

Key features include:

• Domain Availability Checker: To use this endpoint, you must indicate the URL of a domain in the parameter. This feature provides information on whether a domain name is currently registered or available for purchase.

Example response:

{"status":"Unavailable","timeElapsed":13}

This API is ideal for businesses and individuals looking to establish a unique online presence.

7. Email Verification Validator API

The Email Verification Validator API ensures that email addresses are valid, improving data quality and communication efficiency. This API is designed to streamline the email verification process by focusing on detecting disposable email domains and invalid email addresses.

Key features include:

• Email Checker: To use this endpoint, you must indicate an email address. This feature provides information on email deliverability, domain type, and whether the email address is associated with spam traps.

Example response:

{"":{"can_connect_smtp":true,"domain":"google.com","email":"[email protected]","has_inbox_full":false,"is_catch_all":true,"is_deliverable":true,"is_disabled":false,"is_disposable":false,"is_free_email":true,"is_role_account":false,"is_safe_to_send":false,"is_spamtrap":false,"is_valid_syntax":true,"mx_accepts_mail":true,"mx_records":["smtp.google.com"],"overall_score":75,"status":"catch_all"}}

This API is essential for maintaining clean, up-to-date, and accurate email databases.

8. Temporal Email Verification API

The Temporal Email Verification API ensures email legitimacy by identifying temporary or disposable addresses, which is vital for spam and fraud prevention. This API performs thorough evaluations of email addresses to determine their association with temporary email services.

Key features include:

• Email Temporaly Detection: To use this endpoint, you must provide an email address. This feature helps identify whether an email is temporary or disposable.
• Email Check: This API endpoint is ideal for verifying a single email at its entry level, checking its validity before allowing it to enter your email database.

Example response for Email Temporaly Detection:

{"provider":"alt4.gmail-smtp-in.l.google.com.","disposable":false,"state":"Valid","hits":{}}

Example response for Email Check:

{"result":"unknown","reason":"unavailable_smtp","disposable":"true","accept_all":"false","role":"false","free":"false","email":"[email protected]","user":"jagiveg354","domain":"bsomek.com","mx_record":"mx.mail-data.net","mx_domain":"mail-data.net","safe_to_send":"false","did_you_mean":"","success":"true","message":""}

This API is crucial for protecting against spam and ensuring the integrity of communication channels.

9. Web Engagement Metrics API

The Web Engagement Metrics API provides real-time insights on site traffic and engagement metrics. This API allows users to access and assess a wealth of site traffic metrics and engagement indicators, helping to optimize web presence.

Key features include:

• Get Data: Pass the domain of your preference and receive data from traffic sources, engagement metrics, and other important information.
• Countries List: Receive a list of all the countries supported and their codes, which can be useful for understanding traffic sources by region.

Example response for Get Data:

{"Version":1,"SiteName":"cnn.com","Description":"view the latest news and breaking news today for u.s., world, weather, entertainment, politics and health at cnn.com.","TopCountryShares":[{"Country":840,"CountryCode":"US","Value":0.7649103382329006},{"Country":124,"CountryCode":"CA","Value":0.06956332707982138},{"Country":826,"CountryCode":"GB","Value":0.016652384524770702},{"Country":36,"CountryCode":"AU","Value":0.009728882858765709},{"Country":276,"CountryCode":"DE","Value":0.009015410790967638}],"Title":"breaking news, latest news and videos | cnn","Engagments":{"BounceRate":"0.5728573520869431","Month":"12","Year":"2024","PagePerVisit":"2.084911237253029","Visits":"497318427","TimeOnSite":"176.83636492255204"},"EstimatedMonthlyVisits":{"2024-10-01":594372815,"2024-11-01":662806779,"2024-12-01":497318427},"GlobalRank":{"Rank":112},"CountryRank":{"Country":840,"CountryCode":"US","Rank":41},"CategoryRank":{"Rank":"3","Category":"News_and_Media"},"GlobalCategoryRank":null,"IsSmall":false}

Example response for Countries List:

[{"name":"Afghanistan","alpha-2":"AF","alpha-3":"AFG","country-code":"004","iso_3166-2":"ISO 3166-2:AF","region":"Asia","sub-region":"Southern Asia","intermediate-region":"","region-code":"142","sub-region-code":"034","intermediate-region-code":""},{"name":"land Islands","alpha-2":"AX","alpha-3":"ALA","country-code":"248","iso_3166-2":"ISO 3166-2:AX","region":"Europe","sub-region":"Northern Europe","intermediate-region":"","region-code":"150","sub-region-code":"154","intermediate-region-code":""},{"name":"Albania","alpha-2":"AL","alpha-3":"ALB","country-code":"008","iso_3166-2":"ISO 3166-2:AL","region":"Europe","sub-region":"Southern Europe","intermediate-region":"","region-code":"150","sub-region-code":"039","intermediate-region-code":""},{"name":"Algeria","alpha-2":"DZ","alpha-3":"DZA","country-code":"012","iso_3166-2":"ISO 3166-2:DZ","region":"Africa","sub-region":"Northern Africa","intermediate-region":"","region-code":"002","sub-region-code":"015","intermediate-region-code":""},...]

This API is essential for webmasters, marketers, and business owners looking to optimize their digital strategies.

10. SSL Certificate Validation API

The SSL Certificate Validation API provides comprehensive information on the SSL certificate used by a host. This API allows users to quickly obtain detailed information about the SSL certificate, including its expiration date, issuer, and more.

Key features include:

• Get Info: Check the validity of an SSL certificate and return certificate information. This feature is crucial for ensuring that SSL certificates are valid and up to date.

Example response:

{"subject":{"C":"US","ST":"California","L":"Burbank","O":"The Walt Disney Company","CN":"disney.com"},"issuer":{"C":"US","O":"Entrust, Inc.","OU":["See www.entrust.net/legal-terms","(c) 2012 Entrust, Inc. - for authorized use only"],"CN":"Entrust Certification Authority - L1K"},"validFrom":"2023-05-12T21:27:49.000Z","validTo":"2024-05-19T21:27:49.000Z","expiresInDays":96,"fingerprint":"F9:7B:0C:CD:6E:54:30:58:41:38:4E:9F:CA:2D:6D:65:C4:8C:CD:1A","fingerprint256":"64:82:62:42:A3:EE:D8:73:53:7A:68:25:F2:9A:B5:0F:94:AF:27:83:AA:A1:AD:75:36:AB:A9:C2:29:19:23:B2","serialNumber":"1F06B67F40234460BDED088591DF80DF","pem":"-----BEGIN CERTIFICATE-----\nMIIGyTCCBbGgAwIBAgIQHwa2f0AjRGC97QiFkd+A3zANBgkqhkiG9w0BAQsFADCB\nujELMAkGA1UEBhMCVVMxFjAUBgNVBAoTDUVudHJ1c3QsIEluYy4xKDAmBgNVBAsT\nH1NlZSB3d3cuZW50cnVzdC5uZXQvbGVnYWwtdGVybXMxOTA3BgNVBAsTMChjKSAy\nMDEyIEVudHJ1c3QsIEluYy4gLSBmb3IgYXV0aG9yaXplZCB1c2Ugb25seTEuMCwG\nA1UEAxMlRW50cnVzdCBDZXJ0aWZpY2F0aW9uIEF1dGhvcml0eSAtIEwxSzAeFw0y\nMzA1MTIyMTI3NDlaFw0...

This API is essential for monitoring SSL certificates for expiration and verifying the security of third-party sites.

Conclusion

In conclusion, the alternatives to the Domain Expiration Checker API offer a variety of features and capabilities that cater to different needs in the realm of domain management and verification. Whether you need to check domain availability, assess domain age, verify email legitimacy, or monitor SSL certificates, there is an API that fits your requirements. For developers looking for a comprehensive solution, the Domain Availability Checker API stands out for its ability to provide both availability and age information, making it an excellent choice for domain registration applications. On the other hand, if your focus is on email verification, the Email Verification Validator API is a robust option that ensures data quality and security. Ultimately, the best alternative will depend on your specific needs and use cases.