About the NLNOG Looking GlassThis Looking Glass is hosted by NLNOG, The Dutch Network Operators Group. The Looking Glass runs OpenBGPD as backend and a custom made front end written by Teun Vink, for which the source code can be found on GitHub. The code was inspired on bird-lg by Mehdi Abaakouk.
The Looking Glass is managed by the NLNOG RING Administrators which can be reached at firstname.lastname@example.org. You can contact them for questions, reporting issues or setting up new BGP sessions with the Looking Glass server.
Known BGP Communities
This Looking Glass uses a collection of known BGP communities to provide additional information on routes received. A list of ASNs for which communities are known can be found here.
New community descriptions and updates can be added sending a pull request on the Github repostory, which also provides information on the file format. For any questions, feel free to contact the email@example.com.
Peering with the Looking GlassPeering with this Looking Glass is optional for ring users. If you want to peer with NLNOG Looking Glass, send us your details or create a pull-request, and configure a session with the following information:
AS: 199036 IPv4: 188.8.131.52 (lg02.infra.ring.nlnog.net) IPv6: 2001:7b8:62b:1:0:d4ff:fe72:7848 (lg02.infra.ring.nlnog.net) Type: eBGP Multi-Hop Policy: import NONE from AS199036, export ANYOur looking glass supports 'add-path', so if supported on your side, feel free to configure it.
SponsorHosting of this Looking Glass is generously sponsored by BIT.
ChangelogHere's a very incomplete list of some of the changes to this looking glass:
2023-03-16 - add support for OTC (RFC9234) attributes 2023-02-03 - add support for ASPA validation states 2022-12-30 - fix for confederations in maps - allow selections of peers to query - added colored nodes to maps - allow download of dot source for maps - show if ASNs have NLNOG RING nodes 2022-11-22 - add the possibility to store preferences in cookies - add AS numbers on the BGP peer summary page - add a favicon! 2022-11-13 - add a 'persistent link' option so results can be stored - add a 'copy to clipboard' option on the plain text output page - sort on prefixlen and then peer names in the output - link the small map to the full size map - nicer plain text output 2022-09-21 - add support for map output 2022-09-19 - first public release