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@adulau@infosec.exchange
2025-07-16 05:27:24

« Cloudflare 1.1.1.1 Incident on July 14, 2025 »
Perhaps it’s time to return to DNS’s original distributed design.
#dns #distributed #cloudflare

Cloudflare 1.1.1.1 Incident on July 14, 2025
On July 14th, 2025, Cloudflare made a change to our service topologies that caused an outage for 1.1.1.1 on the edge, resulting in downtime for 62 minutes for customers using the 1.1.1.1 public DNS Resolver as well as intermittent degradation of service for Gateway DNS. We’re deeply sorry for this outage. This outage was the result of an internal configuration error and not the result of an attack or a BGP hijack. In this blog post, we’re going to talk about what the failure was, why it o…

@frankel@mastodon.top
2025-08-07 16:05:04

Navigating #Consistency in #DistributedSystems: Choosing the Right Trade-Offs

@shaun@mastodon.xyz
2025-07-09 02:23:07

Got slammed by an unidentified but certainly "#AI"-related #distributed #crawler this week, it drove one site's traffic to 10× average. Today I tired of playing Whac-a-Mole and blocked the two bigge…

Output of a cut, sort, uniq, sort -n job on an Apache format access_log file. It shows around 30K entries per day on July 1, 2, 3, 4. Then suddenly ramping up to 200K and nearly 400K entries on subsequent days. The extra traffic is all from some asshole's "AI" crawler.
Part of an iptables listing from a Linux server. It shows some of my POLICY_DROP_WEB chains which block abusive traffic to 80,443 from various sources. Two rules added today, one for AS136907 (Huawei Cloud) and one for AS45899 (VNPT) have already blocked around 35,000 requests apiece.