Mirjam Kühne

RIPE Atlas: User Views and Use Cases

Mirjam Kühne
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Hear from RIPE Atlas users about their experiences with RIPE Atlas and how they use RIPE Atlas data to troubleshoot and gain valuable information about their own networks.


Using RIPE Atlas to Validate International Routing Detours

Anant Shah looks at how detecting international routing detours can help network engineers to diagnose problems.


Pinpointing Delay and Forwarding Anomalies Using RIPE Atlas Built-in Measurements - Or How I Learned to Stop Worrying and Love the Built-ins

Romain Fontugne uses RIPE Atlas to help locate performance degradation as an important step in debugging and subsequently fixing connectivity issues.


Using RIPE Atlas to Debug Network Connectivity Problems

Stéphane Bortzmeyer  explains how he uses RIPE Atlas probes, the official API and custom scripts to debug network issues.


Support for Elliptic Curve Cryptography (ECC) in DNS Resolvers as Seen by RIPE Atlas

Maciej Andzinski   used RIPE Atlas to measure the support for  Elliptic Curve Cryptography (ECC) in DNS resolvers, focusing on o ne of the main concerns that DNSSEC-validating resolvers don't always make use of ECC. 


The RIPE Atlas Monitor - Network Monitoring with RIPE Atlas

Pier Carlo Chiodi shows how a new RIPE Atlas tool can be used to monitor the availability, consistency and reachability of networks and services.


A Tale of Using Public DNS Servers in Iran

Babak Farrokhi uses RIPE Atlas to investigate the use of DNS servers in Iran in this three-part series.


DNS Censorship (DNS Lies) as Seen by RIPE Atlas

Stéphane Bortzmeyer investigates how governments, authorities and courts may be censoring Internet content using "lying" DNS resolvers.


Installing RIPE Atlas probes in Mongolia

A dedicated RIPE Atlas user details his experiences in installing three RIPE Atlas probes during a visit to Mongolia.


Researching F-root Anycast Placement Using RIPE Atlas

Ray Bellis uses RIPE Atlas to look at where queries to ISC's F-root servers are coming from and where it would make most sense to place new nodes.


Checking Your Internet Connectivity With RIPE Atlas Anchors

Stéphane Bortzmeyer explains how to use RIPE Atlas to discover which machine is best to ping when monitoring your external Internet connectivity.


Installing RIPE Atlas probes in Mongolia

A dedicated RIPE Atlas user details his experiences in installing three RIPE Atlas probes during a visit to Mongolia.


Is It Really Worth Peering at IXPs? A Comparative Study

Roberto di Lallo investigates the role IXPs play in the Italian Internet ecosystem, including whether they have a positive effect on latency, hop count, packet loss and jitter, and whether they reduce the number of out-of-country ISPs traversed by traffic between users located in Italy and critical Internet services.


Google Public DNS Hijack Evaluation

An analysis of hijacking frequency of the Google public DNS service, which provides an open DNS resolver for Internet users.

July 2015

Analysing the K-root Anycast Infrastructure

The DACS group at the University of Twente analyses K-root infrastructure to find out how many clients reach the closest instance of the root name server.


Visualisation of a New Node in LACTLD Anycast Service

A manager of the LACTLD anycast cloud uses RIPE Atlas probes in Latin American to look at changes in the architecture of the Internet’s networks.


Using RIPE Atlas to Debug Network Connectivity Problems

Stéphane Bortzmeyer uses RIPE Atlas probes, the RIPE Atlas API and a few custom scripts to investigate network connectivity issues and help solve them.


Travelling data packets in Europe

A visualisation of data packets travelling across Europe, based on RIPE Atlas data.


Visualising RIPE Atlas Anchor Measurements

The chief technical officer of sdv.fr uses a visualisation of his RIPE Atlas anchor measurements to analyse connectivity quality and topology changes and to help debug network issues.


APNIC Supporting Deployment Of Internet Measurements Project

APNIC includes testimonials from organisations in its region about how hosting a RIPE Atlas anchor has benefitted them.


DNSSEC: ECDSA-aware resolvers seen by RIPE Atlas

A system and network administrator uses RIPE Atlas to investigate how many resolvers could have problems with signature validation after CloudFlare announced its implementation of DNSSEC.



Cloud computing company CloudHarmony describes how they use RIPE Atlas data to test and analyse network performance and latency both within the cloud as well as outside of it.



A quick glance at longer than /24 IPv4 prefixes

A system and network administrator looks at the reachability of longer than /24 IPv4 prefixes, meant to allow allocations from the 23.128/10 net block that ARIN reserved to facilitate IPv6 deployment.


RPKI: How I signed go6lab IP resources (and survived)

Jan Žorž of the Internet Society describes his experiences in this Deploy360 Programme blog post.


RIPE Atlas: A Script to Show ASes Traversed in traceroute

A small Python script which reads results from  RIPE Atlas  traceroute measurements and shows Autonomous Systems traversed by RIPE Atlas probes to reach the target:  ripeatlastracepath .


How Fast the RIPE Atlas Anchor Has Paid Off

A short description by a RIPE Atlas anchor host on how to install an anchor and what useful results it already produced.


Basic Evaluation of new IXP Peering Partners with RIPE Atlas and Zabbix

A RIPE Labs article explaining how synaix used RIPE Atlas to evaluate their peering partners within an Internet Exchange Point to improve their customer service.



An explanation of RIPE Atlas and why the measurements are useful for SIDN, the registry for the .nl domain.  (Dutch)


Mike's Blog – Tech, Travel, Tastebuds

An independent Internet professional explains how he used RIPE Atlas to obtain data about round-trip times for probes located in Scotland that could be used by IX Scotland, a Scottish Internet Exchange Point.



An engineer at FreeAgent, an accounting software provider, uses RIPE Atlas to investigate a problem with slow servers.


DNS Aware Resolvers Using RIPE Atlas Probes

Measures and comparisons to find out how many RIPE Atlas probes use DNSSEC aware resolvers.


The Many Instances of the L-root Name Server  

An R&D engineer explains how RIPE Atlas can be used to find out which instance of an anycast cloud you use, which he points out can be important for debugging operational issues.


How Many RIPE Atlas Probes Can Resolve IPv6-only Domain Names?

An R&D engineer explains how to test the success rate of IPv6-only domain names.



An R&D engineer uses RIPE Atlas to discover that IP addresses ending in zero can be a disadvantage for end users.


NLnet Labs

NLnet Labs, a not-for-profit foundation that develops open-source software and open standards for the benefit of the Internet, uses RIPE Atlas to research path MTU discovery.



An R&D engineer uses RIPE Atlas to to find the most popular instances of a DNS anycast name server.


Computer World, Norway

A network specialist at Redpill Linpro explains how RIPE Atlas can help him understand how end users perceive the quality of the services they offer.  (Norwegian)



The personal experience of one user in using RIPE Atlas user-defined measurements.  (Russian)



An engineer uses RIPE Atlas to verify DNS responses after experiencing operational issues with the data returned by one of the name servers at DENIC, which manages the .de country domain for Germany.


Network World

An overview of RIPE Atlas and why it is a “laudable undertaking” for anyone interested in Internet mapping and performance.


Frederic Cambus blog

An independent information technology professional describes his participation in RIPE Atlas and how he uses it to monitor his Internet connection.


etix’s weblog

A software engineer explains why he believes RIPE Atlas is a “project that will lead us to have a better comprehension of the inner behaviors of the networks and improves it for the sake of all”.



An engineer uses RIPE Atlas metadata to investigate how NATs are used on the Internet.


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About the author

Mirjam Kühne Based in Amsterdam, The Netherlands

I wrote the articles collected here during my time as community builder of the RIPE NCC and the maintainer and editor of RIPE Labs. I have since taken on a new role serving as the Chair of the RIPE Community. You can reach my new profile via the website link below.

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