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markyro

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markyro 1y ago

Do you run your own DNS or use provider's? · General Discussion

James5010 said:
Don't overthink this.

Hard disagree for anything business-critical. DNS is the ultimate SPOF. I've seen companies lose thousands because their provider had a bad day and they couldn't failover.

That said, "self-hosted" doesn't mean "single server in your closet." Hidden pr...

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markyro 1y ago

Weird traceroute hop with no reverse DNS · Networking

If 203.0.113.45 is real in production, that's a ripe for abuse report. TEST-NET should not route. Somebody fat-fingered an ACL or the whole path is a GRE tunnel with weird encapsulation.

I have seen worse. Carrier I won't name used 192.0.2.0/24 for internal loopbacks once. Took them two years to fi...