start.io

Fetch Details

Alternate Domains	startapp.com
First Fetch	2021-08-04T09:43:29+00:00
Last Fetch	2025-12-10T17:57:39+00:00
Fetch Status	Ok

Fetch Requests (1)

Last Fetch

Fetched	2025-12-10T17:57:39+00:00
URL	https://start.io/sellers.json
Redirect	https://www.start.io/sellers.json
Content Type	application/json; charset=utf-8
Hash	726a17855dd37f8b4517151e370a22089771e8f37c3737de7443d446a752adba
SimHash	fa10affaaf36

Sellers.json Details

Version	1.0
Contact Email	StartApp Support <support@startapp.com>
Contact Address	584 Broadway #1206, New York , NY 10012, United States of America

Current Sellers

Breakdown of the ad seller records from start.io's sellers.json file. Sellers can represent publishers, intermediaries, or both. They may have public ownership information, or be marked as confidential.

Ownership	Publisher	Intermediary	Both	Total
Public	2,430	36	4	2,470
Confidential	0	0	0	0
Total	2,430	36	4	2,470

Missing Sellers

Sellers that were present in previously fetched versions of start.io's sellers.json file, but were missing from the last successfully fetched file.

Ownership	Publisher	Intermediary	Both	Total
Public	1,300	32	3	1,335
Confidential	717	1	0	718
Total	2,017	33	3	2,053

Warnings

Code	Description	Count
sellers_url_domains	Url sellers[].domain field.	2
sellers_subdomain_domains	Subdomain sellers[].domain field.	369

Errors

Code	Description	Count
sellers_duplicate_ids	Duplicate sellers[].seller_id field.	1

Seller Profiles

Sellers are profiled based on the sites (ads.txt) and app developers (app-ads.txt) that authorize them. Profiles are recalculated periodically, so may not incorporate recent changes.

Authorized Sellers

The number of current start.io sellers authorized by at least one site or app developer, broken down by the declared relationship.

Resource	Direct	Reseller	All
ads.txt	1,011	19	1,021
app-ads.txt	1,723	21	1,735

Expected Types

Comparison between the declared types of current start.io sellers and their expected types, based on the relationships declared by the sites and app developers that authorize them.

Expected Type	Publisher	Intermediary	Both
Publisher	1,731	0	1
Intermediary	1	10	0
Both	2	6	2

Profile Warnings

Description	Count
Not authorized by any known site/app.	716
Domain doesn't match expected domain.	603
Authorized direct by multiple owners.	447
Type doesn't match expected type.	10

Authorizing Entities

The number of sites (ads.txt) and app developers (app-ads.txt) that authorize accounts from start.io, broken down by the declared relationship.

Resource	Direct	Reseller	All
ads.txt	11,297	61,985	65,637
app-ads.txt	20,967	50,533	56,474

Owned Sellers

Sellers from other ad systems that list start.io as the owner domain.

Status	Publisher	Intermediary	Both	Total
Ok	19	136	10	165
Missing	21	126	3	150
Total	40	262	13	315