Tom Strickx

BGP zombies and excessive path hunting A BGP “zombie” is essentially a fancy name for a route that has become stuck in the Default-Free Zone (DFZ) of the Internet, potentially due to a missed or lost prefix withdrawal. In this post, we w...

A BGP “zombie” is essentially a fancy name for a route that has become stuck in the Default-Free Zone (DFZ) of the Internet. In this post, we'll walk through riskier situations and recommended fixes. https://cfl.re/47yQOdU

Did they point some windmills at Westminster, or is it just a bit windeh?

I'd be lying if I said I wasn't a prideful person. But I get my pride from odd places
Such as getting the steno team at #RIPE91 to type "oopsy whoopsy fucky wucky" without blinking.

And yes IPTables was an oopsy whoopsy fucking mistake.

OpenBSD 7.8 is out! This release includes the result of a fantastic engineering effort: a multi-threaded version of rpki-client. man.openbsd.org/rpki-client

Yeaaaah baby! #RIPE91 time!
Excited to catch up with the @ripencc.bsky.social community this week.

Yesssssss.
See you tomorrow!

Probably has the ego to think Clos networks are named after him, but people keep spelling it wrong.

It was definitely iptables

At ~14:00 UTC, @VodafoneUK effectively dropped off the Internet, with traffic dropping to zero. No word from the provider on outage cause, and their network status checker page is currently unavailable.
radar.cloudflare.com/traffic/as53...
radar.cloudflare.com/routing/as53...
x.com/Independent/...

Animation of an aspect of the Internet's routing system: RPKI manifest issuances throughout the day, a re-issuance makes the thingies ploink rightwards

Huntington's is one of the scariest illnesses that's engrained in my subconsciousness (thanks House), seeing it cured in my lifetime is nothing but amazing

AWS ondertussen: delicious delicious egress network fees.

The LLMs is unused I think.

Cloudflare's DNS Downtime: Why BGP Hijacks Were Never to Blame On July 14, Cloudflare’s popular public DNS service (known as 1.1.1.1) suffered an outage lasting over two hours. As rumors swirled about the cause, we were the first to push back on the theory that a...

🚨Check out my latest blog post for @kentik.bsky.social:

Cloudflare's DNS Downtime: Why BGP Hijacks Were Never to Blame

www.kentik.com/blog/cloudfl...

A pint of cask ale in a pint glass that has Real ale & cider festival 2025 printed around a pictogram of an old diesel engine. At the top Epping Ongar Railway is printed.

With beer!

The view of the front of a steam engine, with bronze piping and levers, and an opening for the coal burner at the bottom.

A right-frontal picture of a black steam engine with a red frontal plate. The engine is named Pitchford Hall.

TRAAAAAAIIIIN!

If you get hit by a bus, you might get yeeted far enough and fast enough to win, I guess?

This architecture needs more NAT gateway, right @quinnypig.com ?

Hell yeah! @netldn.bsky.social is SO back

For a second, I read this as "Mist was my favourite game as a kid"
And I had questions.

Good news, we've found a new home and will be back on 12th June, in "Henry's Den" downstairs at Finch's, Finsbury Square; a short walk from Moorgate, Old Street & Liverpool St
maps.app.goo.gl/9wDtEW18MZqY...

Today in funny router bugs:
Junos will resolve ASCII characters to their decimal value in an as-path regex:
'show route aspath-regex .*;'
will show you all prefixes/paths originated from AS59, as ; is 59 in the ASCII table.

Protecting NATS and the integrity of open source: CNCF’s commitment to the community When a company contributes a project to the Cloud Native Computing Foundation (CNCF), it’s not just sharing code—it’s making a commitment to the open source community. It’s a pledge to uphold open…

RIP Nats? www.cncf.io/blog/2025/04...

I see 1000028 IPv4 prefixes. This is 240 more prefixes than 6 hours ago and 970 more than a week ago. 61.78% of prefixes are /24.

The front entrance of Verdant Brewing. It's an industrial building with a large glass entrance. A large green sign saying Verdant Brewing Co. Sits on top. In front are some benches with an sail providing some weather protection.

I have made it to the Holy Land. My pilgrimage is complete.

Is there a way to make @bsky.app not save images to Camera, but to its own directory instead?
I don't need memes backed up to Google Photos

Two Japanese knives, one gyuto with a damascus steel pattern, and one santoku, on top of a green cotton knife roll

This feels like a bad hobby to get sucked into...

hi my name is aaron I’m an american immigrant in europe for a decade now and my singular obsession is building network infrastructure. can you point me to the nearest EU private equity fund soirée? my Italian bespoke suit is this messenger bag don’t worry

OTD 1986: #SunMicrosystems Initial Public Offering. Red Herring: drive.google.com/fil...

That reporter really looked at the president of a country being battered by an invading force and asked “but what was he wearing”