QuickEmailVerification single email verification API sandbox mode helps developers to test their integration against simulated results. Requesting against sandbox endpoint is totally free and no credits will be deducted from actual credit quota.

Sandbox API responses are designed to help user understand various possible results which may return from our single email verification API endpoint. All responses of sandbox requests are mock and pre-defined.

API endpoint

GET http://api.quickemailverification.com/v1/verify/sandbox

Request parameters

Following list of parameters are required as query string for this API endpoint.

apikeystringRequiredYour secret API key to authenticate request.
emailstringRequiredEmail address to be tested.

Valid

Default result of single verification API sandbox request is "valid". So if provided email format does not match with any of following email formats, it will always return "valid".

Format to simulate "Valid" result

FormatExample
valid@*valid@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=valid@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"valid",
    "reason":"accepted_email",
    "disposable":"true",
    "accept_all":"true",
    "role":"false",
    "free":"false",
    "email":"valid@example.com",
    "user":"valid",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Safe To Send

Format to simulate "Safe To Send" result

FormatExample
safe-to-send@*safe-to-send@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=safe-to-send@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"valid",
    "reason":"accepted_email",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"safe-to-send@example.com",
    "user":"safe-to-send",
    "domain":"example.com",
    "safe_to_send":"true",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Free

Format to simulate "Free" result

FormatExample
free@*free@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=free@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"valid",
    "reason":"accepted_email",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"true",
    "email":"free@example.com",
    "user":"free",
    "domain":"example.com",
    "safe_to_send":"true",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Rejected Email

Format to simulate "Rejected Email" result

FormatExample
rejected-email@*rejected-email@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=rejected-email@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"invalid",
    "reason":"rejected_email",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"rejected-email@example.com",
    "user":"rejected-email",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Invalid Domain

Format to simulate "Invalid Domain" result

FormatExample
invalid-domain@*invalid-domain@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=invalid-domain@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"invalid",
    "reason":"invalid_domain",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"invalid-domain@example.com",
    "user":"invalid-domain",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Invalid Email

Format to simulate "Invalid Email" result

FormatExample
invalid-email@*invalid-email@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=invalid-email@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"invalid",
    "reason":"invalid_email",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"invalid-email@example.com",
    "user":"invalid-email",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Exceeded Storage

Format to simulate "Exceeded Storage" result

FormatExample
exceeded-storage@*exceeded-storage@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=exceeded-storage@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"invalid",
    "reason":"exceeded_storage",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"exceeded-storage@example.com",
    "user":"exceeded-storage",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

No MX Record

Format to simulate "No MX Record" result

FormatExample
no-mx-record@*no-mx-record@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=no-mx-record@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"invalid",
    "reason":"no_mx_record",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"no-mx-record@example.com",
    "user":"no-mx-record",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Did You Mean

Format to simulate "Did You Mean" result

FormatExample
did-you-mean@*did-you-mean@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=did-you-mean@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"invalid",
    "reason":"rejected_email",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"did-you-mean@example.com",
    "user":"did-you-mean",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"did-you-mean@example.com",
    "success":"true",
    "message":""
}

Timeout

Format to simulate "Timeout" result

FormatExample
timeout@*timeout@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=timeout@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"unknown",
    "reason":"timeout",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"timeout@example.com",
    "user":"timeout",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Unexpected Error

Format to simulate "Unexpected Error" result

FormatExample
unexpected-error@*unexpected-error@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=unexpected-error@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"unknown",
    "reason":"unexpected_error",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"unexpected-error@example.com",
    "user":"unexpected-error",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

No Connect

Format to simulate "No Connect" result

FormatExample
no-connect@*no-connect@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=no-connect@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"unknown",
    "reason":"no_connect",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"no-connect@example.com",
    "user":"no-connect",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Unavailable SMTP

Format to simulate "Unavailable SMTP" result

FormatExample
unavailable-smtp@*unavailable-smtp@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=unavailable-smtp@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"unknown",
    "reason":"unavailable_smtp",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"unavailable-smtp@example.com",
    "user":"unavailable-smtp",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Temporarily Blocked

Format to simulate "Temporarily Blocked" result

FormatExample
temporarily-blocked@*temporarily-blocked@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=temporarily-blocked@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"unknown",
    "reason":"temporarily_blocked",
    "disposable":"false",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"temporarily-blocked@example.com",
    "user":"temporarily-blocked",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Accept All

Format to simulate "Accept All" result

FormatExample
accept-all@*accept-all@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=accept-all@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"valid",
    "reason":"accepted_email",
    "disposable":"false",
    "accept_all":"true",
    "role":"false",
    "free":"false",
    "email":"accept-all@example.com",
    "user":"accept-all",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Role

Format to simulate "Role" result

FormatExample
role@*role@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=role@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"valid",
    "reason":"accepted_email",
    "disposable":"false",
    "accept_all":"false",
    "role":"true",
    "free":"false",
    "email":"role@example.com",
    "user":"role",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Disposable

Format to simulate "Disposable" result

FormatExample
disposable@*disposable@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=disposable@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "result":"valid",
    "reason":"accepted_email",
    "disposable":"true",
    "accept_all":"false",
    "role":"false",
    "free":"false",
    "email":"disposable@example.com",
    "user":"disposable",
    "domain":"example.com",
    "safe_to_send":"false",
    "did_you_mean":"",
    "success":"true",
    "message":""
}

Low Credit

This option will help user to simulate a situation where no verification credits are remaining in the account.

FormatExample
low-credit@*low-credit@example.com

Request

curl --get --include "http://api.quickemailverification.com/v1/verify/sandbox?email=low-credit@example.com&apikey=s34abb05939ffbf107ef420da8f007b0a62a8e76db58436a8d39fbba2903"

Response

{
    "success":"false",
    "message":"Low credit. Payment required"
}