Around mid-2026, we began receiving user complaints about certificate validation failures. The failure wasn’t a single bug, but the collision of optimization and slow distribution.
Distributed systems depend on synchronization, but every approach has tradeoffs. From full copies to delta updates, how do you choose the right method?
SpaceX and Starlink’s valuation, reality, and the limits of connectivity economics.
AI eats the world, geolocation, measuring IPv6, and the cost of SSH from NANOG 97.
In the DNS, name resolution space queries are free. To what extent do we see over-querying on the part of recursive resolvers in the DNS?
There is an obvious tension between resilience and speed in the design of a resolver’s query strategy. DNS cold starts bring that tension into focus.
The Internet’s Domain Name System undertakes a vitally important role in today’s Internet. The question here is — is the DNS centralized?
The use of encrypted DNS transports for communication between recursive resolvers and authoritative services in the DNS was an important topic of discussion OARC 46 in Edinburgh.
LEO satellite networks are returning to the mobile market, this time shaped by lower launch costs and changing industry economics, with lessons from Iridium still looming.
Have DNSSEC-validating recursive resolvers updated their Trust Anchor sets to include KSK-2024, and how can we measure whether this transition has been successfully adopted?
