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

The Latest
ASPA: making Internet routing more secure (via Cloudflare)
[Editor’s Note: MANRS is republishing this article from MANRS Participant Cloudflare, written by Mingwei Zhang and Bryton Herdes and published on 27 February 2026. The article explains the ASPA (Autonomous System Provider Authorization) standard, an important development in routing security that helps prevent BGP route leaks by cryptographically validating the path Internet traffic takes between […]
Community Survey Results: Shaping the Future of MANRS Actions
Interconnection Academy & GCA Launch Partnership to Strengthen Internet Security Training
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
In 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.
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.
Sam Online has endeavored to keep up a safe and flexible network, conveying the most refreshed prescribed procedures and, as a National ISP Network, spreading them to its clients so as to get from them a dedication of sending these accepted procedures in their systems also. Holding fast to MANRS activity fortifies this position.
We at Brphonia understand and contribute to the dissemination of good practices, which makes the internet safer for us and our customers. Given this importance, we join the MANRS partners.
Network AnalystIXSal, the first IXP in operation for El Salvador, has come a long way in order to get the early adopters together, interconnected, and exchanging traffic. We are aiming at getting more local operators connected, and one of the key added values we offer is our adhesion to world security and stability standards and good practices. For sure, MANRS is one of those practices and guidelines that help us make the Internet traffic more secure in El Salvador, and thus we are confident that, by complying with MANRS, we contribute to a better Internet for all.
Executive DirectorMicrosoft takes Internet security seriously and has decided to join the Internet Society's MANRS initiative to increase security for all of our customers on the Internet. Microsoft works extensively with the industry to assist our partners with improving their routing security to ensure the Internet is secure and safe to use.
Since its beginnings, Fiber@Home has endeavored to keep up a safe and strong system, sending the most refreshed prescribed procedures and, as a Transit provider, dispersing them to its clients with the end goal to get from them a dedication of conveying these accepted procedures in their systems also. Clinging to MANRS activity fortifies this position.
Workonline implements the recommendations contained in the MANRS document by default. By publicly stating the measures that we take to ensure the robustness of our network, we hope to encourage our customers and peers to do the same.
Director - Network Operations & Strategy, Workonline Communications (Pty) LtdMazeda Networks has endeavored to keep up a safe and flexible network, conveying the most refreshed prescribed procedures and, as a National ISP Network, spreading them to its clients so as to get from them a dedication of sending these accepted procedures in their systems also. Holding fast to MANRS activity fortifies this position.
We always try to keep our network safe for our customers. MANRS is a must for the internet. Hostmein Cloud is dedicated to providing the best possible and secure network to its customers.
Coordination and cooperation based on our relationships of mutual trust are the key elements to run the Internet, and we have shared responsibilities to improve the Internet operation. As part of the Internet operation community, IIJ is committed to the MANRS actions.
Director CTO, Internet Initiative Japan Inc.As part of APNIC’s Vision: A global, open, stable, and secure Internet that serves the entire Asia Pacific community, APNIC would like to join the Internet Society’s MANRS initiative to support and contribute to reduce the most common routing threats. APNIC works extensively to assist our Members with improving their routing security to ensure the Internet is secure and safe to use.
APNIC