CIDR fixes IPv4 waste from old Class B blocks
Geoff Huston's report shows how CIDR saved us from wasting 65,536 addresses per block. Learn why this matters for your 2026 IPv4 strategy.
Alexander Timokhin
13 min readArticles by Alexander Timokhin
Alexander Timokhin
13 min read
Centralized ingress cuts cloud firewall costs now
Stop managing duplicate firewalls. With 65% of enterprises adopting cloud, centralize your ingress inspection to eliminate configuration drift today.
Alexander Timokhin
14 min read
IPv8 Draft Fails: Why Centralized Zones Don't Work
IPv8's single Zone Server creates a massive blast radius. With Google showing over 50% IPv6 access, this rigid draft lacks the distributed durability we need.
Alexander Timokhin
13 min read
DDoS scrubbing data proves on-demand is dead
APNIC's 2026 study shows always-on scrubbing dominates. Learn why five-minute BGP intervals reveal the end of reactive defense for major networks.
Alexander Timokhin
12 min read
RPKI route validation cuts $4.44M breach risk
With cybercrime hitting $10.5 trillion, I urge networks to swap manual registry entries for cryptographic RPKI validation today.
Alexander Timokhin
12 min read
Akamai edge steering breaks with open DNS
Akamai's 4,000 edge PoPs struggle when DNS resolvers hide true user location, causing real latency issues for streaming content in 2026.
Alexander Timokhin
12 min read
Pacific infrastructure cuts latency with local IXP
With optical fiber holding 90% of the market, I argue that Pacific infrastructure must prioritize local peering over raw international capacity to survive.
Alexander Timokhin
11 min read
Akvorado IPv6 Visibility: See SOHO Traffic Clearly
Deploy Akvorado on a 6-core NUC to visualize IPv6 traffic. Learn how SNMP and NetFlow v9 reveal hidden ASN data in SOHO networks today.
Alexander Timokhin
13 min read
Airgapped VPC for SageMaker: Zero Public Internet
Stop using public gateways. Discover how 3 Availability Zones create the mandatory foundation for compliant, isolated AI workflows today.
Alexander Timokhin
14 min read
eBPF offloading limits: Why 55K requests stall
Running 55K in-kernel requests reveals why eBPF fails complex apps. I analyze the runtime constraints blocking true network acceleration today.
Alexander Timokhin
14 min read
ARIN Maintenance March 28: What the 12-Hour Outage Means
ARIN confirms a 12-hour outage on March 28 where write APIs reject traffic. As a CEO managing IP assets, I advise halting automation scripts now.
Alexander Timokhin
13 min read
AFRINIC Legal Crisis Halts IPv4 for 56 Countries
AFRINIC's legal fight with Cloud Innovation blocks IPv4 for 56 countries. I analyze how this paralysis impacts 2,400 members and market stability.
Alexander Timokhin
7 min read
APNIC data shows routing silos collapsing fast
With TWNIC hitting 98% IPv6 RPKI validity, I see how seven NIRs are finally turning administrative coordination into a real defense against route hijacking.
Alexander Timokhin
12 min read
Legacy IRR filtering fails operators today
Italo Cunha notes maintaining 16 route6 objects for a single /44 block proves legacy IRR filtering cannot scale for modern operators.
Alexander Timokhin
13 min read
ASSET filtering beats linear scans for BGP
Stop linear scans. With traffic hitting 450 exabytes by 2027, switch to ASSET origin checks to secure your DFZ filters now.
Alexander Timokhin
8 min read
APNIC Fellowship 2026: My Take on the Tech Track
I break down the APNIC Fellowship's dual tracks, noting the tight window closing on 13 March 2026 for this critical capacity building.
Alexander Timokhin
11 min read
IPv6 infrastructure: Master the 24-hour RIPE course
The new RIPE NCC course spans 24 hours to fix critical gaps in IPv6 infrastructure design and addressing architecture for modern networks.
Alexander Timokhin
9 min read
RIR Governance Rules: Why Stability Beats Speed
The NRO NC reviewed feedback from five mailing lists to shape the 2026 framework. See how global consensus drives regional IP stability today.
Alexander Timokhin
14 min read
ARIN Fellowship 2026: My Take on Policy Training
Applications for the ARIN 57 Fellowship close 26 January 2026. I break down how to prove your NRPM knowledge before AI takes over policy work.
Alexander Timokhin
12 min read