Revisiting DNS and UDP truncation
What are the UDP buffer sizes used in recursive resolver queries to nameservers, and how effective is truncation in today’s DNS?
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Destination-Adjacent Source Address spoofing
Guest Post: With a side of IP TTL-based origin triangulation, is this a new surveying method, a unique attack, or just a scanner malfunction?
APNIC membership hits 10,000
On 29 February 2024, APNIC welcomed its 10,000th Member.
DNS and UDP truncation
Measuring DNS resolver compliance with UDP response truncation standards.
Welcome to APRICOT 2024
APRICOT 2024 starts today in Bangkok, Thailand! Here are some highlights.
Notes from DNS OARC 42
DELEG Resource Records, DNS caching resolution failures, DNSSEC upgrades, DNS resilience, and more.
IP addresses through 2023
What can IPv4 and IPv6 addressing in 2023 tell us about the changing nature of the network?
Event Wrap: CNIRC 2023
Paul Wilson gave a welcome speech at CNIRC 2023, held from 12 to 14 December 2023 in Beijing, China.
Measuring BGP in 2023 — Have we reached peak IPv4?
Geoff Huston’s analysis of BGP routing table growth for 2023.
Notes from IETF 116
NTP security, transition mechanisms, TCP delayed ACKs, alternate name systems, and more from IETF 116.