> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.pixalate.com/data-feeds/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.pixalate.com/_mcp/server.

# Data Feeds & Blocking

## Docs

- [Pre-bid data feeds](https://docs.pixalate.com/data-feeds/overview.md): What Pixalate's pre-bid data feeds are, who uses them, which feed blocks what, and how often each feed is updated.
- [Delivery and integration](https://docs.pixalate.com/data-feeds/delivery.md): Access, delivery methods, file formats and naming conventions, polling schedules and freshness checks for Pixalate's pre-bid data feeds.
- [IP block lists (IPv4 and IPv6)](https://docs.pixalate.com/data-feeds/ip-block-lists.md): Pixalate's IPv4 and IPv6 IP block lists, with update cadence, file names, schema, probability thresholds and how to apply them pre-bid, including X-Forwarded-For handling.
- [Data center feeds](https://docs.pixalate.com/data-feeds/data-center.md): Pixalate's Data Center Data Intelligence Feed (IPv4) and Data Center IPv6 Feed, with coverage, MRC basis, weekly cadence, file names, CIDR schema and how to apply them pre-bid.
- [Proxy gateway reference list](https://docs.pixalate.com/data-feeds/proxy-gateway.md): Pixalate's proxy gateway list (Gateways file) of proxy, Tor and gateway IPs with the average number of users behind each, used as a reference list to refine IP blocking.
- [Mobile device ID feed](https://docs.pixalate.com/data-feeds/mobile-device-ids.md): Pixalate's hourly mobile device ID block list, with file name, schema, probability thresholds, polling and how to apply it pre-bid.
- [CTV device ID feed](https://docs.pixalate.com/data-feeds/ctv-device-ids.md): Pixalate's hourly Connected TV (CTV) Device ID Data Feed, with file name, schema, IFA types, device names, probability thresholds, polling and how to apply it pre-bid.
- [High Risk Mobile Apps 2.0](https://docs.pixalate.com/data-feeds/high-risk-mobile-apps.md): High Risk Mobile Apps 2.0 (Standard and Enterprise) feed reference. Risk types including newApp and vpnApp, file name, schema, matching rules and how to filter by risk type pre-bid.
- [High Risk CTV Apps 2.0](https://docs.pixalate.com/data-feeds/high-risk-ctv-apps.md): High Risk CTV Apps 2.0 (Standard and Enterprise) feed reference. Risk types, file name, schema, matching rules and how to filter by risk type pre-bid.
- [High Risk Domains](https://docs.pixalate.com/data-feeds/high-risk-domains.md): High Risk Domains feed reference. The five website block lists (fraud, malware and phishing, viewability, domain age, brand safety), what each contains, file names and how to apply them.
- [Delisted apps (DEFASE)](https://docs.pixalate.com/data-feeds/defase.md): DEFASE (Delisted From the App Store) feed reference for mobile and CTV. The three feeds, file names, schema, country-level delisting codes and how to match apps pre-bid.
- [Malformed CTV bundle IDs](https://docs.pixalate.com/data-feeds/malformed-ctv-bundle-ids.md): Malformed and unidentified CTV bundle ID feed reference. What it contains, file name, schema, cadence and how to apply it to CTV traffic pre-bid.
- [MFA data feeds](https://docs.pixalate.com/data-feeds/mfa.md): Pixalate's three MFA data feeds (websites, mobile apps, CTV apps). Risk levels, the signals behind them, folder and file names, schemas and how to block MFA inventory pre-bid.
- [Supply path (SPO) feed](https://docs.pixalate.com/data-feeds/spo.md): Supply path optimization (SPO) feed reference. Definitions, file name, schema, cadence and how to block flagged supply chain nodes pre-bid.
- [User-agent feed](https://docs.pixalate.com/data-feeds/user-agents.md): Pixalate's user-agent block list, with daily and weekly files, file names, schema, polling and how to combine it with the IP block lists using OR logic.
- [Amazon DSP](https://docs.pixalate.com/data-feeds/amazon-dsp.md): How Amazon DSP buyers enable Pixalate pre-bid filtering of invalid traffic (IVT) on Amazon owned-and-operated and third-party supply.
- [Website tag blocking (Google Ad Manager)](https://docs.pixalate.com/data-feeds/website-tag-blocking.md): How publishers using Google Ad Manager (formerly DoubleClick for Publishers, DFP) set up and test Pixalate Tag Server blocking.
- [Blocking FAQ](https://docs.pixalate.com/data-feeds/faq.md): Common questions about Pixalate's pre-bid block lists, including update frequency, delivery, thresholds, exceptions and how blocking relates to Analytics and the MRT.