Publications

M-Lab: User Initiated Internet Data for the Research Community

2022

Phillipa Gill, Christophe Diot, Lai Yi Ohlsen, Matt Mathis, and Stephen Soltesz

on which researchers have deployed measurement tools. Its mission is to measure the Internet, save the data and make it universally accessible and useful. This paper serves as an update on the MLab platform 10+ years after its initial introduction to the research community. Here, we detail the current state of the M-Lab distributed platform, highlights existing measurements/data available on the platform, and describes opportunities for further engagement between the networking research community and the platform.

ACT Broadband Hackathon Presentation

2020

Lai Yi Ohlsen

M-Lab Project Director, Lai Yi Ohlsen, presented to the [ACT Broadband](http://actbroadband.online:3000/) Hackathon on 2020-03-14, an overview of the M-Lab platform's tools and tests enabling community-driven data collection of Internet speeds and quality of service.

M-Lab: Measuring Internet Performance

2020

Lai Yi Ohlsen

On 6/15/2020, M-Lab Director, Lai Yi Ohlsen, presented about M-Lab's tools, methodologies, and data to the Internet Measurement Village.

Supporting Open Internet Research - IETF 105 - Global Access to the Internet for All (GAIA)

2019

Lai Yi Ohlsen, Chris Ritzo

M-Lab Director, Lai Yi Ohlsen, and Community Lead, Chris Ritzo, presented remotely to the GAIA working group at IETF 105. The talk, "Supporting Open Internet Research", provided an introduction to M-Lab tools and data, and how our platform is currently used by researchers.

Supporting Open Internet Research - Quilt Community Call Presentation

2019

Lai Yi Ohlsen, Chris Ritzo

M-Lab Director, Lai Yi Ohlsen, and Community Lead, Chris Ritzo, presented to the regional research and education network community, The Quilt, in their December community call. The talk, "Supporting Open Internet Research", provided an introduction to M-Lab tools and data, and how our platform is currently used by researchers and M-Lab open source tools available to the R&E Network community.

Supporting Open Internet Research - RIPE 79 Plenary

2019

Lai Yi Ohlsen

M-Lab Director, Lai Yi Ohlsen, gave a plenary session at RIPE 79, providing an overview of Measurement Lab, our community of users, and how our open source tools and data support researchers around the world.

Blog Posts

Measurement Lab publishes the Internet Quality Barometer Framework

Measurement Lab is happy to announce the publication of the Internet Quality Barometer Framework!

PublicationAnnouncement

By Pavlos Sermpezis, Melissa Newcomb, Lai Yi Ohlsen

June 30, 2025

Public Report for First Open Measurement Gathering (OMG)

EventCensorship MeasurementCommunity

By Lai Yi Ohlsen, Melissa Newcomb

October 11, 2024

M-Lab Organizes and Participates in the First Open Measurement Gathering (OMG)

From June 11th-13th, 2024, Measurement Lab (M-Lab) organized and participated in the first of four convenings that will take place over the course of the Open Measurement Gatherings (OMG) project. The inaugural event was planned in collaboration with the Internet Outage Detection and Analysis (IO...

EventCensorship MeasurementCommunity

By Lai Yi Ohlsen, Melissa Newcomb

August 14, 2024

Welcome to M-Lab’s New Senior Program Manager: Melissa Newcomb

Measurement Lab is pleased to announce the addition of Melissa Newcomb to our team as our new Senior Program Manager.

LeadershipAnnouncement

By Lai Yi Ohlsen, Melissa Newcomb

June 20, 2024

Testing Fast MDA Traceroute

Join our monthly community call on June 6, 2024 at 11am ET to discuss Dioptra’s recent work on fast-mda-traceroute and considerations that have gone into its design and testing.

CommunityTracerouteResearch

By Lai Yi Ohlsen

June 5, 2024

Measuring the Quality of an Individual's Connection

Interested in metrics that measure an Internet connection's quality from the end user perspective? Join us at our April M-Lab Community Call on April 4, 2042 at 11am EDT.

CommunityInternet QualityResearch

By Lai Yi Ohlsen

March 26, 2024

Contributing to M-Lab's Infrastructure is Easier Than Ever

We've added a new, flexible set of options to expand and diversify our global fleet of measurement vantage points.

PlatformInfrastructureContribution

By Lai Yi Ohlsen, Nathan Kinkade

March 18, 2024

How should Internet quality be measured? Join us for our Community Call on February 1, 2024

Access to high speed Internet does not necessarily mean access to high quality Internet. But if not speed then what? How should we measure Internet quality? Join our monthly community call on February 1, 2024 at 11am ET to discuss and contribute to our latest research initiative, sponsored by I...

CommunityInternet QualityResearch

By Lai Yi Ohlsen

January 23, 2024

2023 Year in Review

2023 was a big year! Here’s a summary of what we were up to and what's coming up next.

Annual Review

By Lai Yi Ohlsen, Georgia Bullen

December 21, 2023

Wehe data is now available in BigQuery

M-Lab and the Wehe team are pleased to announce that Wehe data is available for open access in BigQuery.

WeheDataBigquery

By Lai Yi Ohlsen

September 28, 2023

Join us at the IMC 2023 Hackathon on Network Interference using Open Data

Are you attending the Internet Measurement Conference (IMC) 2023?

DataEventResearch

By Lai Yi Ohlsen

August 28, 2023

July 2023 Office Hours

Join us for M-Lab's next Community Office Hours on July 20, 2023 at 11:00am EDT!

CommunityDataLearning

By Lai Yi Ohlsen

July 20, 2023

Introducing M-Lab Community Office Hours

Are you new to M-Lab data? Do you have questions about how to use it or how it can fit into your research?

CommunityDataLearning

By Lai Yi Ohlsen

June 16, 2023

M-Lab to the Cloud: Virtual sites in all Google Cloud regions

As of April 2023, we are excited to announce that M-Lab has a virtual site running ndt-server in all 35 GCP regions.

PlatformCloudAnnouncement

By Lai Yi Ohlsen, Nathan Kinkade

April 24, 2023

M-Lab is now providing Cloudflare AIM data for open access

Want to know more about your Internet connection? M-Lab is proud to announce that we are now publishing Cloudflare’s Aggregated Internet Measurement (AIM) dataset, which puts network quality in an end-user context.

PartnershipDataBigquery

By Lai Yi Ohlsen

April 18, 2023

Welcome to M-Lab’s New Director: Katherine Townsend

Measurement Lab is pleased to announce the addition of Katherine Townsend to our team as our new Director.

LeadershipAnnouncement

By Lai Yi Ohlsen

January 17, 2023

M-Lab Hackathon at IMC 2022

Summary of M-Lab's hackathon at IMC 2022!

EventDataHackathon

By Lai Yi Ohlsen, Cristina Leon

November 2, 2022

M-Lab to the Cloud

M-Lab is excited to announce “M-Lab to the Cloud”, beginning with our pilot deployment of NDT servers on cloud infrastructure.

CloudPlatformAnnouncement

By Lai Yi Ohlsen

July 27, 2022

M-Lab Fellowship Presentation Videos and Reports

Recordings of the 2022 M-Lab Fellowship Presentations and Reports.

FellowshipResearchCommunity

By Lai Yi Ohlsen

July 14, 2022

M-Lab Fellowship Presentations

Come learn about the exciting research that the M-Lab Fellows completed during their fellowship!

FellowshipResearchCommunity

By Lai Yi Ohlsen

June 28, 2022

M-Lab Leadership Transition

A note from Lai Yi Ohlsen to the Measurement Lab community.

Announcement

By Lai Yi Ohlsen

May 31, 2022

Updates to Geo Filters

Changes to our geographic annotations have resulted in changes to geographic filters.

ResearchDataPipeline

By Lai Yi Ohlsen

March 24, 2022

Request for Comments - User Privacy & Research Usability

On March 16 we hosted a town hall discussion regarding M-Lab’s collection of IP addresses and asked for feedback on potential alternatives. We are accepting comments on the techniques we proposed until April 1.

CommunityPrivacyResearch

By Lai Yi Ohlsen

March 18, 2022

User Privacy & Research Usability Town Hall - March 16, 2022 at 11:00a Eastern

Presentation on the benefits and challenges of M-Lab’s collection of IP addresses and feedback solicitation for potential alternatives

CommunityPrivacyResearch

By Lai Yi Ohlsen

February 28, 2022

M-Lab Research Fellows - Spring 2022

M-Lab is pleased to share our selection of Research Fellows for Spring 2022, generously supported by Internet Society. The fellows were selected for the merit, rigor, and feasibility of their proposed project as well as their research's relevance to improvement for end-user Internet performance. ...

FellowshipResearchAnnouncement

By Lai Yi Ohlsen

January 13, 2022

Upcoming M-Lab Community Call discussing Measurement, Meaning and Purpose

At TPRC 2021, Dave Clark and Sare Wedeman presented “Measurement, Meaning and Purpose: Exploring the NDT Dataset” which raises relevant and timely questions about M-Lab’s NDT dataset and its potential applications. Please join us Wednesday, December 15, 2021 from 11am-12:00 pm Eastern for a prese...

CommunityNDT

By Lai Yi Ohlsen

December 6, 2021

Open Call for M-Lab Research Fellows - due Monday, December 6

How can M-Lab’s data and platform be used to improve the experience of the Internet for the end user? Measurement Lab is seeking three Research Fellows to expand Internet performance research beyond the measurement and optimization for bandwidth. Fellows will utilize M-Lab’s longitudinal, open da...

ResearchFellowship

By Lai Yi Ohlsen

November 4, 2021

Executive Summary of Q4 2021 Experiment Review Committee Meeting

The M-Lab Experiment Review Committee met on October 21, 2021. The following is a summary of our discussion.

GovernanceExperiment Review Committee

By Lai Yi Ohlsen

October 29, 2021

Upcoming M-Lab Community Call discussing Latency, Bufferbloat, Responsiveness

Internet performance is often measured by download and upload “speed” but there are other metrics that can help measure connectivity, such as latency, bufferbloat and a more recently discussed metric: responsiveness. Join us next Wednesday, August 25, 2021 from 11am-12:30pm Eastern for a conv...

CommunityLatencyBufferbloat

By Lai Yi Ohlsen

August 18, 2021

NDT Data in NTIA Indicators of Broadband Need

The National Telecommunications and Information Administration’s (NTIA) recently released a new public map, the [Indicators of Broadband Need][ntia]. Pulling together different sources of data in this excellent, publicly available resource is helpful to communities as they plan how and where to i...

NDTDigital Inclusion

By Lai Yi Ohlsen, Chris Ritzo

July 15, 2021

Updates to ndt7

In the past month we’ve made several improvements to ndt-server, ndt7-client-js, and ndt7-client-go. If you have any questions about the following, please comment on the relevant Github issues.

NDT7NDT Server

By Lai Yi Ohlsen

June 29, 2021

M-Lab Discuss list Newsletter - March 2021

Hello! I hope this finds you well. Today I’m writing with the first of many newsletters that you’ll receive on this mailing list. In each monthly edition, we’ll provide updates about M-Lab such as changes to our platform and pipeline, data schemas, community tools, best practice analyses, communi...

Community

By Lai Yi Ohlsen

March 5, 2021

2021 Community Call Schedule

In 2021, Measurement Lab will facilitate a series of community calls focusing on 3 core topics: General M-Lab updates, Internet Measurement Research and Broadband Advocacy/Policy. We will rotate through these topics on the fourth Wednesday of every month and every meeting will take place at 11am ...

Community

By Lai Yi Ohlsen

March 3, 2021

Using M-Lab Data in Broadband Advocacy and Policy

For researchers, policy makers, governing bodies, advocacy groups, or anyone who wants to understand M-Lab data and how it compares to other internet measurement data sets, M-Lab has begun to develop recommendations for appropriate use of our data in their analyses and reports.

ResearchPolicyAdvocacy

By Lai Yi Ohlsen

February 17, 2021

Wehe Measurement Service Launched on M-Lab Platform

The M-Lab team is excited to officially announce the launch of the [Wehe][wehe-test] measurement service on the platform. Working closely with the Wehe research team headed by [David Choffnes][david-choffnes], Associate Professor at Northeastern University, M-Lab launched the new measurement serv...

WehePlatform

By Lai Yi Ohlsen

January 25, 2021

M-Lab Roadmap Update - Q4 2020

In an effort to communicate more about the status and trajectory of the M-Lab platform with our community, we’re pleased to provide this first roadmap update which will cover Q4 2020- Q1 2021. Our team currently plans our milestones and tasks every ~6 months, with regular internal meetings and up...

Roadmap

By Lai Yi Ohlsen

November 2, 2020

The majority of NDT clients have migrated to ndt7

Over the past month, M-Lab has published a series of blog posts about ndt7. As of Thursday, August 13th, 2020 roughly 90% of NDT clients using secure websockets have completed the migration from ndt5 to ndt7.

NDTNDT7

By Lai Yi Ohlsen

August 27, 2020

Evolution of NDT

NDT measures "bulk transport capacity": the maximum date rate that TCP can reliably deliver data using the unreliable IP protocol over an end-to-end Internet path. TCP's goal is to send data at exactly the optimal rate for the network, containing just the right mix of new data and retransmissions...

NDTNDT7Research

By Lai Yi Ohlsen, Matt Mathis

August 5, 2020

Migrating NDT clients to ndt7

Following the [general availability of the ndt7 protocol][ndt7intro], we will be working with NDT client integrators to support their migration to ndt7. As they do, the NDT dataset will shift from predominantly ndt5 to predominantly ndt7. As part of assessing our readiness for this larger effort,...

NDTNDT7Research

By Lai Yi Ohlsen, Chris Ritzo, Matt Mathis

July 24, 2020

Introducing ndt7

The new ndt7 protocol for the [Network Diagnostic Tool (NDT)][ndt] is now generally available on the M-Lab platform. Since 2009, NDT has been the premier TCP performance measurement service test hosted by M-Lab. During its history on the platform, NDT has produced the largest te...

NDTNDT7Research

By Lai Yi Ohlsen, Matt Mathis

July 22, 2020

Accessible M-Lab NDT data for Internet Performance research during COVID-19

In response to increased reliance on the Internet during the COVID-19 pandemic Measurement Lab, with the support of Internet Society, is dedicated to making our NDT data more accessible so everyone with an interest in Internet Performance can use our data in their research. We s...

Covid19CommunityData

By Lai Yi Ohlsen

May 20, 2020

Recent updates regarding the SamKnows experiment

Measurement Lab (M-Lab) has been a supportive partner of the FCC’s Measuring Broadband America program since its beginning due to the program’s commitment to openness, open data and transparency which aligns closely with M-Lab’s mission around open data and open source internet measurement. Measu...

PlatformOpen SourceCommunity

By Lai Yi Ohlsen

April 8, 2020

How Measurement Lab’s Open Data can be used during COVID-19

Measurement Lab’s dataset is free, open, and full of data for Internet researchers to study how the Internet is performing under the increased COVID-19 related Internet usage. The DataStudio dashboards below correspond to the internal monitoring metrics we posted last week. They show data about t...

Covid19Community

By Lai Yi Ohlsen

April 3, 2020

Changes Related to COVID-19

As COVID-19's impact increases globally, more people are working, learning and living online. Internet infrastructure is critical in these moments. The user-initiated measurements collected by M-Lab provide an opportunity to understand whether our shared infrastructure can handle the unprecedente...

Covid19Community

By Lai Yi Ohlsen

April 1, 2020

Digital Inclusion @ Home Announcement

Digital InclusionSurveySpeed

By Lai Yi Ohlsen

March 20, 2020