Protect the Internet
Mutually Agreed Norms for Routing Security (MANRS) is a global initiative that helps reduce the most common routing threats.




The Latest
Beyond Their Intended Scope: DDoS Mitigation Leak
Editor’s Note: This is a guest post from Doug Madory (Kentik) originally published on 8 April 2025 at https://www.kentik.com/blog/beyond-their-intended-scope-ddos-mitigation-leak/. Summary In this edition of Beyond Their Intended Scope, we take a look at last week’s BGP leak by a DDoS mitigation company which impacted networks around the world. We look at the impacts in both BGP […]
Approved: MANRS Development Process
Reflecting on “Routing security: fostering continuous improvement” at APRICOT2025
Why Join MANRS?
Every day, routing security incidents affect the Internet and the organizations and people that rely on it. MANRS sets security norms to reduce those incidents.
Participants across four programs

Improve security by preventing attacks and accidents

Join a community committed to a more robust and secure Internet

Lead the industry by inspiring and encouraging other operators
The Observatory
The MANRS Observatory monitors the state of Internet routing security. It aggregates data from multiple sources and projects to help network operators improve the security of their networks. See how your network is doing.
Filtering
Anti-spoofing
Coordination
Routing Information (IRR)
Routing Information (RPKI)
Testimonials
We stand behind the MANRS initiative, especially taking into account our primary goal of adhering and refining of industry best-practices, as far as security and data protection are concerned. Initiatives of the nature of MANRS are always welcome, in the spirit of improving both our internal quality assurance and security efforts in the medium-term.
Since its beginnings, RedIRIS has striven to maintain a secure and resilient network, deploying the most updated best practices and, as a National R&E Network, disseminating them to its customers in order to get from them a commitment of deploying these best practices in their networks as well. Adhering to MANRS initiative reinforces this position.
Mantener el internet y la red segura con las mejores prácticas entre los pares, es sumamente importante y brinda un alivio a nuestros cliente y asociados que se mantienen políticas de seguridad en nuestra red con la comunidad de MANRS.
I believe it is in the worlds best interest to make an effort to ensure stability and security at all levels for providers. It is our job to ensure our services, our products, are helping, and not hindering, by connecting to the world. We do our best as a provider to follow this mentality and pass it on to our customers and our peers. We believe that joining MANRS will help spotlight these ideals.
Becoming a member of the MANRS community is a great way to demonstrate Pioneer's commitment to play an active role in maintaining the integrity of the global internet ecosystem.
PIT Bolivia’s vision is to be a point of reference in the digital environment that contributes to the improvement of the Internet in Bolivia. For this it is vital to implement good international practices to ensure routing between the different Internet agents in Bolivia that exchange traffic.
General manager, PIT BoliviaTier4 Services adapted a clearly defined mission: to uphold the tough standards of high-speed communication via the Internet every minute of the day and provide secure communications. MANRS is a great initiative to help to improve the standards on a global scale and make the Internet more secure.
DC1 is commited to be a good internet citizen, and strives to deploy responsible network routing practices as a foundation for a stable and secure internet for everyone.
ColoClue strongly believes in making the internet better by implementing security features sooner rather than later. We've been doing strict filtering based on IRR data for a long time; when RPKI became a thing, we soon implemented that too. We believe that the objectives of MANRS perfectly align with the goals of ColoClue, so it only makes sense to join!
Today's society relies more and more on the Internet. It is therefore crucial that the stability and security of global routing is further increased. The MANRS initiative offers real added value in this respect by providing guidance and raising awareness among network operators.
CEOAs the registry operator for .com and .net, root server operator for the A and J roots, and root zone maintainer, Verisign is deeply committed to ensuring the security, stability and resiliency of the internet. Routing security is of the utmost importance, and we are pleased to support MANRS, as we have since its inception, in its goal toward promoting a culture of collective responsibility, collaboration and coordination among our peers in the global internet routing system.
Director, Security Strategy, VerisignIn our hyper-connected world, secure networks are critical to ensuring robust and reliable infrastructure worldwide. Arrcus strongly endorses the MANRS belief that security is a key tenet of the global network architecture - it has been a key guiding principle for us as we have built our ACE platform to support enterprise and service provider customers. Arrcus is proud to support MANRS and the important work being done developing standards to help ensure a more securely connected global internet.