Is it bandwidth or latency?
CACM has an entertaining write up on bufferbloat and latency.
View ArticleGigabit data rates on Starlink — what’s the catch?
Guest post: How Starlink could make your Internet faster.
View Article[Podcast] Measuring DNSSEC keying ‘drift’ between parent and child
An analysis of CDS and CDNSKEY records looking at mismatches between child and parent, and the nameservers for the zone.
View ArticlePost-Quantum Cryptography
Using Moore’s Law, a computer 20 years into the future is predicted to be around 10,000 times more capable than today’s computation capabilities. Geoff Huston explores some practical implications.
View ArticleNew IPv6 address block
APNIC extends its IPv6 resources with a second /12 allocation from IANA.
View ArticleWhen NTP interactions go wrong
Guest Post: A walkthrough of an issue involving NTP interactions that resulted in severely incorrect dates.
View ArticleHow to boost geolocation accuracy with Geofeed
A friendly how to guide for network operators.
View ArticleMaking Segment Routing user-friendly
Guest Post: MPLS has become unnecessarily complex. Here's how to make it simpler.
View ArticleIXP from scratch: Part 1 — Building a new IXP
Guest Post: How to build an IPv6-only IXP from grassroots including technical design decisions.
View ArticleOptical power balancing in DWDM
Guest Post: How to calculate theoretical optical power estimates at various ingress/egress points of a DWDM system before field validation.
View Article[Podcast] Post-Quantum Cryptography
Geoff Huston discusses Post-Quantum Cryptography in Internet protocols and the DNS in particular.
View ArticleZeros are heroes: NSEC3 parameter settings in the wild
Guest Post: Do authoritative nameservers and resolvers follow best practices for NSEC3 settings?
View ArticleIXP from scratch: Part 2 — Network and security design
Guest Post: In principle, an IXP consists of a single broadcast domain, but in practice it has to operate several services securely to provide reliable peering services to its members.
View ArticleNRO RPKI Program — 2024 in review
Guest Post: Key learnings from 2024 research and priorities for 2025.
View ArticleDNS nameservers
How recursive resolvers handle DNS queries and how can administrators optimize nameservers for performance and resilience?
View ArticleVisualizing the scale differences of IPv4 and IPv6
The difference in scale between IPv4 and IPv6 is so vast that it’s difficult to represent clearly. Here’s one way to visualize it.
View ArticleThree of the best: Measurement
Measurement is always a popular topic on the APNIC Blog. Here are three of the best from 2024.
View ArticleThree of the best: IPv6
IPv6 continued to be a popular topic on the blog. Here are three of 2024’s best.
View ArticleThree of the best: Geoff Huston
2024 delivered many insightful posts from Geoff, here are three of the best.
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