The scourge of excessive AS-SETs
Guest Post: Many AS-SETs have grown so large they effectively whitelist most of the routing table, defeating their purpose. How are AS-SETs actually used for filtering, and what can be done when they get too big?
Tag: IRRs
APNIC registry services availability during Q1 2025
The latest measurements on APNIC’s whois, RDAP, RPKI, IRR, and rDNS are now available.
Three of the best: RPKI
Securing routing by adopting RPKI is now an essential practice in the modern Internet — here are three of 2024’s top posts.
Data-driven policy recommendations and sector-specific routing security analysis in Pakistan
Examining Internet routing security policies across three key sectors in Pakistan.
A first look at suspicious IRR records
Guest Post: Proposing and validating a workflow to identify suspicious IRR records.
An introduction to IRR explorer
Guest Post: How IRR explorer can be used to analyse and improve routing, IRR registrations, and RPKI configurations.
IRR hygiene in the RPKI era
Guest Post: Which Internet Routing Registry database has the most accurate information?
Is RDAP ready to replace whois?
Whois is old and clunky. In many ways, RDAP already fulfils many of its functions. So are we ready to replace it?
NANOG 74: Securing the routing system
The level of interest in the general topic of routing security peaked at the recent NANOG meeting, with several thought-provoking presentations on the topic.
RIPE NCC moves to close off a routing registry loophole
RPSL changes at the RIPE NCC on 4 September will affect APNIC region resource holders.