# Quad9

> DNS service

**Wikidata**: [Q52063654](https://www.wikidata.org/wiki/Q52063654)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Quad9)  
**Source**: https://4ort.xyz/entity/quad9

## Summary

Quad9 was founded on May 11, 2016. Its founders are IBM, Packet Clearing House, and Global Cyber Alliance.[1]Its headquarters are in Zurich.[2].


## References

1. [Source](https://www.quad9.net/about/sponsors)
2. [Source](https://www.ncsc.admin.ch/ncsc/en/home/aktuell/im-fokus/stiftung-quad9.html)
3. [Source](https://www.quad9.net/about/foundation-council)
4. [Source](https://web.archive.org/web/20180510185530/https://www.quad9.net/about/)
5. [Source](https://ftp.arin.net/pub/resource_registry_service/asns.csv)