Quad9
@quad9dns.bsky.social
9.9.9.9 Security, Privacy, Performance.
Support Requests: support@quad9.net
Quad9 Status: https://uptime.quad9.net
Support Requests: support@quad9.net
Quad9 Status: https://uptime.quad9.net
Pinned
Quad9
@quad9dns.bsky.social
· 29d
#TLDR: Quad9 will be discontinuing support within DNS-over-HTTPS (DOH) using HTTP/1.1 on December 15, 2025.
Mark your calendar 🗓️ and please share, especially if you know someone who will be affected!
Full story here 👉 quad9.net/news/blog/do...
#DOH #DNS #infosec
Mark your calendar 🗓️ and please share, especially if you know someone who will be affected!
Full story here 👉 quad9.net/news/blog/do...
#DOH #DNS #infosec
DNS Provider Quad9 Sees Piracy Blocking Orders as “Existential Threat”
torrentfreak.com/dns-provider...
#DNS #privacy #integrity
torrentfreak.com/dns-provider...
#DNS #privacy #integrity
DNS Provider Quad9 Sees Piracy Blocking Orders as "Existential Threat" * TorrentFreak
Non-profit DNS resolver Quad9 reports that legal battles over pirate site blocking have become an "existential threat" to its service.
torrentfreak.com
November 11, 2025 at 5:20 PM
DNS Provider Quad9 Sees Piracy Blocking Orders as “Existential Threat”
torrentfreak.com/dns-provider...
#DNS #privacy #integrity
torrentfreak.com/dns-provider...
#DNS #privacy #integrity
Reposted by Quad9
Something that started as a small curiosity and weekend project turned into a long article with several surprises for myself (including how bad I am at time estimates). I went down quite a few rabbit holes along the way.
EDNS Client Subnet in Practice: Evaluating Public Resolver Behaviors […]
EDNS Client Subnet in Practice: Evaluating Public Resolver Behaviors […]
Original post on unix.family
unix.family
November 3, 2025 at 2:13 PM
Something that started as a small curiosity and weekend project turned into a long article with several surprises for myself (including how bad I am at time estimates). I went down quite a few rabbit holes along the way.
EDNS Client Subnet in Practice: Evaluating Public Resolver Behaviors […]
EDNS Client Subnet in Practice: Evaluating Public Resolver Behaviors […]
ISO Tier 2 or 3 Technical Support Engineer
👉 Who doesn't love heading into the weekend in anticipation of submitting your resume?!
See if this opportunity to work with a great team (i.e., us 😉) is the right fit for you!
Please share!
quad9.net/about/jobs/
#GetFediHired #infosec #hiring #TSE
👉 Who doesn't love heading into the weekend in anticipation of submitting your resume?!
See if this opportunity to work with a great team (i.e., us 😉) is the right fit for you!
Please share!
quad9.net/about/jobs/
#GetFediHired #infosec #hiring #TSE
October 31, 2025 at 11:44 AM
ISO Tier 2 or 3 Technical Support Engineer
👉 Who doesn't love heading into the weekend in anticipation of submitting your resume?!
See if this opportunity to work with a great team (i.e., us 😉) is the right fit for you!
Please share!
quad9.net/about/jobs/
#GetFediHired #infosec #hiring #TSE
👉 Who doesn't love heading into the weekend in anticipation of submitting your resume?!
See if this opportunity to work with a great team (i.e., us 😉) is the right fit for you!
Please share!
quad9.net/about/jobs/
#GetFediHired #infosec #hiring #TSE
Lots of questions, the answers for which are not so simple...
"When Enforcing Copyright Starts Breaking the Internet’s Plumbing"
quad9.net/news/blog/wh...
#DNS #internetfreedom
"When Enforcing Copyright Starts Breaking the Internet’s Plumbing"
quad9.net/news/blog/wh...
#DNS #internetfreedom
October 30, 2025 at 12:54 PM
Lots of questions, the answers for which are not so simple...
"When Enforcing Copyright Starts Breaking the Internet’s Plumbing"
quad9.net/news/blog/wh...
#DNS #internetfreedom
"When Enforcing Copyright Starts Breaking the Internet’s Plumbing"
quad9.net/news/blog/wh...
#DNS #internetfreedom
Reposted by Quad9
Quad9 offers privacy, security, and a free global DNS service - three things that don’t usually coexist. In this interview, we dig into how they pull it off, what drives their mission, and the real-world challenges behind keeping a service like this online.
youtu.be/KDi0YvS2hFA
youtu.be/KDi0YvS2hFA
October 28, 2025 at 12:15 PM
Quad9 offers privacy, security, and a free global DNS service - three things that don’t usually coexist. In this interview, we dig into how they pull it off, what drives their mission, and the real-world challenges behind keeping a service like this online.
youtu.be/KDi0YvS2hFA
youtu.be/KDi0YvS2hFA
Next up: our CTO, @jhtodd.bsky.social, is headed to Kochi City to present at the #JPAAWG 8th General Meeting Nov 4-5! ✈️ 🇯🇵
Stay tuned!
#DNS #infosec
Stay tuned!
#DNS #infosec
October 24, 2025 at 1:03 PM
Next up: our CTO, @jhtodd.bsky.social, is headed to Kochi City to present at the #JPAAWG 8th General Meeting Nov 4-5! ✈️ 🇯🇵
Stay tuned!
#DNS #infosec
Stay tuned!
#DNS #infosec
You run into the best kinda people at #RIPE91 😻
It was great to spend time with our friends and partners @globalcyberalliance@infosec.exchange this week!
It was great to spend time with our friends and partners @globalcyberalliance@infosec.exchange this week!
October 23, 2025 at 5:36 PM
You run into the best kinda people at #RIPE91 😻
It was great to spend time with our friends and partners @globalcyberalliance@infosec.exchange this week!
It was great to spend time with our friends and partners @globalcyberalliance@infosec.exchange this week!
Join our Director of Operations @farrokhi.unix.family.ap.brid.gy at #RIPE91 🇷🇴 tomorrow to talk about ADoT/ADoQ: Deployment Collaboration.
ripe91.ripe.net/programme/me...
#DNS #infosec
ripe91.ripe.net/programme/me...
#DNS #infosec
October 22, 2025 at 5:09 PM
Join our Director of Operations @farrokhi.unix.family.ap.brid.gy at #RIPE91 🇷🇴 tomorrow to talk about ADoT/ADoQ: Deployment Collaboration.
ripe91.ripe.net/programme/me...
#DNS #infosec
ripe91.ripe.net/programme/me...
#DNS #infosec
We love it when our partners and friends share their Quad9 collaboration stories!
Willem Toorop from @nlnetlabs.bsky.social at #RIPE91 🇷🇴
Who is "really" running email?
ripe91.ripe.net/programme/me...
#DNS #infosec
Willem Toorop from @nlnetlabs.bsky.social at #RIPE91 🇷🇴
Who is "really" running email?
ripe91.ripe.net/programme/me...
#DNS #infosec
October 21, 2025 at 4:24 PM
We love it when our partners and friends share their Quad9 collaboration stories!
Willem Toorop from @nlnetlabs.bsky.social at #RIPE91 🇷🇴
Who is "really" running email?
ripe91.ripe.net/programme/me...
#DNS #infosec
Willem Toorop from @nlnetlabs.bsky.social at #RIPE91 🇷🇴
Who is "really" running email?
ripe91.ripe.net/programme/me...
#DNS #infosec
We will see you there @gca.bsky.social!
Anyone else headed to #RIPE91? Quad9's @farrokhi.unix.family.ap.brid.gy will be out and about, including GCA's workshop.
#DNS #infosec
Anyone else headed to #RIPE91? Quad9's @farrokhi.unix.family.ap.brid.gy will be out and about, including GCA's workshop.
#DNS #infosec
We're at #RIPE91 next week with a full agenda including the Internet Integrity Workshop on Mon, 20 Oct, 09:30 EEST, on the power of data-driven approaches to improving network integrity, with an emphasis on measurement for action.
🗓️ Register to join us: globalcyberalliance.org/internet-int...
🗓️ Register to join us: globalcyberalliance.org/internet-int...
Internet Integrity Workshop II - GCA | Global Cyber Alliance | Working to Eradicate Cyber Risk
globalcyberalliance.org
October 18, 2025 at 10:57 AM
We will see you there @gca.bsky.social!
Anyone else headed to #RIPE91? Quad9's @farrokhi.unix.family.ap.brid.gy will be out and about, including GCA's workshop.
#DNS #infosec
Anyone else headed to #RIPE91? Quad9's @farrokhi.unix.family.ap.brid.gy will be out and about, including GCA's workshop.
#DNS #infosec
#TLDR: Quad9 will be discontinuing support within DNS-over-HTTPS (DOH) using HTTP/1.1 on December 15, 2025.
Mark your calendar 🗓️ and please share, especially if you know someone who will be affected!
Full story here 👉 quad9.net/news/blog/do...
#DOH #DNS #infosec
Mark your calendar 🗓️ and please share, especially if you know someone who will be affected!
Full story here 👉 quad9.net/news/blog/do...
#DOH #DNS #infosec
October 14, 2025 at 12:51 PM
#TLDR: Quad9 will be discontinuing support within DNS-over-HTTPS (DOH) using HTTP/1.1 on December 15, 2025.
Mark your calendar 🗓️ and please share, especially if you know someone who will be affected!
Full story here 👉 quad9.net/news/blog/do...
#DOH #DNS #infosec
Mark your calendar 🗓️ and please share, especially if you know someone who will be affected!
Full story here 👉 quad9.net/news/blog/do...
#DOH #DNS #infosec
October 8, 2025 at 1:01 PM
Reposted by Quad9
We're seeking passionate law students to join EFF’s legal team as interns! Get involved in fighting for free speech, privacy, and innovation. www.eff.org/about/oppor...
Legal Internship Opportunities
Applications are now open for the Spring 2026 Intern Class, with a deadline of November 1. See below for instructions and a link to the application.EFF’s legal internships provide law students with a
www.eff.org
October 7, 2025 at 8:02 PM
We're seeking passionate law students to join EFF’s legal team as interns! Get involved in fighting for free speech, privacy, and innovation. www.eff.org/about/oppor...
Heading to #OARC45 next week? We'll be there! 🇸🇪
Join us for the ADoT/ADoQ: Deployment Collaboration Table Topic
mastodns.net/@dnsoarc/115...
#DNS #LoveDNS #infosec
Join us for the ADoT/ADoQ: Deployment Collaboration Table Topic
mastodns.net/@dnsoarc/115...
#DNS #LoveDNS #infosec
DNS-OARC (@dnsoarc@mastodns.net)
Attached: 1 image
Join us at #OARC45 for new Table Topics!
📍 Lunch sessions (13:45–14:15 CEST)
💬 Small group discussions with moderators Andreas Taudte (#Quad9), Andreia Costa (#eudnswomen) , Babak...
mastodns.net
October 1, 2025 at 1:51 PM
Heading to #OARC45 next week? We'll be there! 🇸🇪
Join us for the ADoT/ADoQ: Deployment Collaboration Table Topic
mastodns.net/@dnsoarc/115...
#DNS #LoveDNS #infosec
Join us for the ADoT/ADoQ: Deployment Collaboration Table Topic
mastodns.net/@dnsoarc/115...
#DNS #LoveDNS #infosec
🕵️ We're currently experiencing packet loss in our #Manilla PoP (MNL2). To get updates on this matter or notices of schedule maintenance, you can sign up on our network status page: uptime.quad9.net
#DNS #infosec
#DNS #infosec
Quad9 Public Network Status Page Status
Welcome to Quad9 Public Network Status Page's home for real-time and historical data on system performance.
uptime.quad9.net
September 29, 2025 at 4:00 PM
🕵️ We're currently experiencing packet loss in our #Manilla PoP (MNL2). To get updates on this matter or notices of schedule maintenance, you can sign up on our network status page: uptime.quad9.net
#DNS #infosec
#DNS #infosec
Reposted by Quad9
It's #MANRS election season!!!
Nominations for three (3) seats on the Steering Committee are open now until 17 October 2025 at 23:59 UTC.
Everyone is eligible to serve on the Steering Committee – MANRS participation is not required.
manrs.org/2025/09/nomi...
Nominations for three (3) seats on the Steering Committee are open now until 17 October 2025 at 23:59 UTC.
Everyone is eligible to serve on the Steering Committee – MANRS participation is not required.
manrs.org/2025/09/nomi...
Nominations Open for MANRS Steering Committee - MANRS
Nominations for three seats on the MANRS Steering Committee are now open and will stay open until 17 October 2025.
manrs.org
September 25, 2025 at 1:12 PM
It's #MANRS election season!!!
Nominations for three (3) seats on the Steering Committee are open now until 17 October 2025 at 23:59 UTC.
Everyone is eligible to serve on the Steering Committee – MANRS participation is not required.
manrs.org/2025/09/nomi...
Nominations for three (3) seats on the Steering Committee are open now until 17 October 2025 at 23:59 UTC.
Everyone is eligible to serve on the Steering Committee – MANRS participation is not required.
manrs.org/2025/09/nomi...
#ICYMI the Quad9 Event Dashboard (QED) & Globe of Wonder tool were part of the Internet Visualization Exhibition (IVE) at #SIGCOMM25.
Learn more about the tool and how we use it from John's video: youtu.be/J7_Z2kROVyw?...
You can find the tool on our github github.com/Quad9DNS/Glo...
#infosec
Learn more about the tool and how we use it from John's video: youtu.be/J7_Z2kROVyw?...
You can find the tool on our github github.com/Quad9DNS/Glo...
#infosec
QED Overview - SIGCOMM25
YouTube video by Quad9 DNS
youtu.be
September 17, 2025 at 4:49 PM
#ICYMI the Quad9 Event Dashboard (QED) & Globe of Wonder tool were part of the Internet Visualization Exhibition (IVE) at #SIGCOMM25.
Learn more about the tool and how we use it from John's video: youtu.be/J7_Z2kROVyw?...
You can find the tool on our github github.com/Quad9DNS/Glo...
#infosec
Learn more about the tool and how we use it from John's video: youtu.be/J7_Z2kROVyw?...
You can find the tool on our github github.com/Quad9DNS/Glo...
#infosec
Fun fact for the day: Look what we can see real-time in just 10 seconds...newly observed domains.
And we've seen more than 408M just since January!
#infosec
And we've seen more than 408M just since January!
#infosec
September 11, 2025 at 1:47 PM
Fun fact for the day: Look what we can see real-time in just 10 seconds...newly observed domains.
And we've seen more than 408M just since January!
#infosec
And we've seen more than 408M just since January!
#infosec
When you just can't decide if you're in the mood to be 6panb or quad9 today (zoom in 😍).
Enjoying #GlobalGathering2025 in Portugal this week! If you haven't come to see us, we're in Booth 16.
Remember, digital rights are human rights!
#DNS #privacy #integrity #digitalrights
Enjoying #GlobalGathering2025 in Portugal this week! If you haven't come to see us, we're in Booth 16.
Remember, digital rights are human rights!
#DNS #privacy #integrity #digitalrights
September 10, 2025 at 2:47 PM
When you just can't decide if you're in the mood to be 6panb or quad9 today (zoom in 😍).
Enjoying #GlobalGathering2025 in Portugal this week! If you haven't come to see us, we're in Booth 16.
Remember, digital rights are human rights!
#DNS #privacy #integrity #digitalrights
Enjoying #GlobalGathering2025 in Portugal this week! If you haven't come to see us, we're in Booth 16.
Remember, digital rights are human rights!
#DNS #privacy #integrity #digitalrights
Reposted by Quad9
The right to communicate privately. The right to access information. The right to not be surveilled 24/7. The right to control your own data.
These aren't luxuries, they're necessities for a free society. Keep fighting.
These aren't luxuries, they're necessities for a free society. Keep fighting.
September 10, 2025 at 1:01 PM
The right to communicate privately. The right to access information. The right to not be surveilled 24/7. The right to control your own data.
These aren't luxuries, they're necessities for a free society. Keep fighting.
These aren't luxuries, they're necessities for a free society. Keep fighting.
Reposted by Quad9
In our second post exploring the Asia Pacific threat landscape, we use #AIDE data to explore North Korea–linked threat group #Kimsuky.
Read the full article to dive into the details and see why strengthening infrastructure security is more urgent than ever.
globalcyberalliance.org/aide-data-ki...
Read the full article to dive into the details and see why strengthening infrastructure security is more urgent than ever.
globalcyberalliance.org/aide-data-ki...
Tracking Kimsuky: North Korean Espionage Operations in GCA's AIDE - GCA | Global Cyber Alliance | Working to Eradicate Cyber Risk
To evaluate Kimsuky’s activity over a two-year window, we examined Asia-Pacific cyber activity patterns through GCA’s AIDE platform.
globalcyberalliance.org
September 3, 2025 at 6:53 PM
In our second post exploring the Asia Pacific threat landscape, we use #AIDE data to explore North Korea–linked threat group #Kimsuky.
Read the full article to dive into the details and see why strengthening infrastructure security is more urgent than ever.
globalcyberalliance.org/aide-data-ki...
Read the full article to dive into the details and see why strengthening infrastructure security is more urgent than ever.
globalcyberalliance.org/aide-data-ki...
Toivotamme uuden jäsenen tervetulleeksi Quad9-yhteisöön! 🇫🇮
Quad9 ja CSC sopivat kumppanuudesta kyberturvallisuuden vahvistamiseksi Suomessa
quad9.net/news/press/q...
#DNS
Quad9 ja CSC sopivat kumppanuudesta kyberturvallisuuden vahvistamiseksi Suomessa
quad9.net/news/press/q...
#DNS
August 20, 2025 at 1:06 PM
Toivotamme uuden jäsenen tervetulleeksi Quad9-yhteisöön! 🇫🇮
Quad9 ja CSC sopivat kumppanuudesta kyberturvallisuuden vahvistamiseksi Suomessa
quad9.net/news/press/q...
#DNS
Quad9 ja CSC sopivat kumppanuudesta kyberturvallisuuden vahvistamiseksi Suomessa
quad9.net/news/press/q...
#DNS
Some food for thought and weekend reading!
What happens when you interfere with the Internet's infrastructure? 🤔
quad9.net/news/blog/in...
#DNS #infosec #internet
cc: @internetsociety.bsky.social
What happens when you interfere with the Internet's infrastructure? 🤔
quad9.net/news/blog/in...
#DNS #infosec #internet
cc: @internetsociety.bsky.social
August 15, 2025 at 12:31 PM
Some food for thought and weekend reading!
What happens when you interfere with the Internet's infrastructure? 🤔
quad9.net/news/blog/in...
#DNS #infosec #internet
cc: @internetsociety.bsky.social
What happens when you interfere with the Internet's infrastructure? 🤔
quad9.net/news/blog/in...
#DNS #infosec #internet
cc: @internetsociety.bsky.social