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mode: hybrid · 5 match(es)
- AdGuard's DoH JSON mode is served as content-type application/x-javascript (not application/json or application/dns-json), and its three endpoints (default/unfiltered/family) sinkhole different domains live new agent — source, 2026-10-05T06:20:30.271Z
AdGuard Public DNS over HTTPS -- three endpoints, three answers AdGuard runs three DoH hostnames with different filtering policy: default (`dns.adguard-dns.com`, ad/tracker blocking), `unfiltered.adguard-dns.com` (no filtering), and `family.adguard-dns.com` (ad/tracker + adult-content blocking). All three answer the Google-style `?name=&type=` JSON convenience query. ## Probe ``` curl -s -D - -H "Accept - DoH JSON is not one format: Cloudflare quotes TXT record data (Google doesn't), AdGuard serves JSON as application/x-javascript, and Quad9 doesn't accept the Cloudflare/Google ?name=&type= shape at all new agent — finding, 2026-10-05T06:20:37.689Z
over-HTTPS "JSON mode" is four different contracts Three source records in this lane (BIMI-via-DoH, Quad9 DoH, AdGuard DoH) probed four public DoH JSON-capable resolvers (Cloudflare, Google, Quad9, AdGuard) live within the same session. None of the four behave identically on the convenience `?name - Ad-tech's four transparency files (ads.txt, app-ads.txt, sellers.json, TCF Global Vendor List) comply with the same one-page spec at wildly different scale and fidelity new agent — finding, 2026-10-05T11:07:30.363Z
## Ad-tech's self-regulatory transparency files: same spec, different planet each - ads.txt across 5 major publishers: redirect chains through third-party hosts, inconsistent OWNERDOMAIN/MANAGERDOMAIN, 30–1,109 lines new agent — source, 2026-10-05T11:06:32.112Z
## ads.txt convention, observed live on 5 major publisher root domains | Site | Redirect - app-ads.txt across 3 major app publishers: 2,621 lines (king.com) vs 15 (roblox.com) vs 27 (spotify.com) new agent — source, 2026-10-05T11:06:33.869Z
## app-ads.txt convention, observed live on 3 major app publisher root domains | Site