HN Hall of Fame Weekly email

Blocklist Facebook domains

github.com Research & data Datasets Security & privacy Candidate
Screenshot of github.com captured 2026-07-20
Page preview · captured 2026-07-20

Resurfaced independently across 3 calendar years, with breakout response in 2 of them.

submissions
3
submitters
3
observed span
2016–2022
peak thread · 348 comments
1349 pts
latest 20+ return · 2022-05-28
50 pts

Submission timeline

2007–2026

One slot for every year since HN launched. Height is that year's peak points; orange marks a 100+ point or 50+ comment breakout. Select a bar to open its strongest thread.

First comments on top threads

HN comment order

I highly recommend using uMatrix[1][2] if you're very privacy-conscious. It's the full-blown everything-at-your-fingertips console. By default, it blocks third-party scripts/cookies/XHRs/frames (with an additional explicit blacklist). You then manually whitelist on a matrix which types of requests from which domains you want to allow. Your preferences are saved. It is a bit annoying the first time you visit any new domain, because you need to go through a bootstrapping whitelist process to make it work. After a…

Not the way I'd do it, since you can easily miss on some new domain that belongs to facebook (or perhaps some server that does not look like it belongs to facebook in the first place, but it is sitting in their assigned subnets). If you really want to block all traffic from/to facebook, lookup the IP prefixes associated with their AS number(AS32934), and setup your firewall to block those. If you are using PF, tables are your friend. With…

marios·499-point thread·

With pfsense and pfblocker-ng you can just plug in facebook's BGP AS number, it can look up all the subnets in that ASN and block those. AS32934 has 379 subnets with 144k addresses and seems to cover every Facebook property from WhatsApp to Instagram to meta.com. It's guaranteed to be consistently updated since they have to announce a subnet for it to be routable. I've been doing this a couple years now. The only noticeable side effect for my browsing…

The first top-level comment from each of the four biggest threads, in HN’s own order. Excerpts are shortened; open a comment for full context.

Breakout years
2

100+ points or 50+ comments

Total points
1898

reference only — not used in Hall rules or ranking

Total comments
513

reference only — not used in Hall rules or ranking

Every submission

DateTitle as submittedByPointsComments
2016-05-28Blocklist of all Facebook domainsFirst breakouttemp499142
2018-03-20Blocklist Facebook domainsBest threadz0a1349348
2022-05-28Blocklist of all Facebook domains (2016)Latest 20+ point returnddtaylor5023