arstechnica ,
@arstechnica@mastodon.social avatar

DNS glitch that threatened Internet stability fixed; cause remains unclear

For 4 days, the c-root server maintained by Cogent lost touch with its 12 peers.

https://arstechnica.com/security/2024/05/dns-glitch-that-threatened-internet-stability-fixed-cause-remains-unclear/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social

barryjsullivan ,

@arstechnica Did anyone try to turn it off and back on?

karlauerbach ,
@karlauerbach@sfba.social avatar

@arstechnica The a-, b--, c-, etc root servers do not really talk to one another.

Rather they fetch their master zone file from Verisign who has a contract to maintain the root zone file.

The DNSSEC anchor file is obtained from IANA.

How a root server operator deploys these files through their anycast suite of actual physical servers is pretty up to the root server operator.

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