net/netip.Addr.IsLinkLocalUnicast
standard libraryThe 5727th most-called standard-library method by production calls. Called 108 times across 31 modules; 104 of those run outside tests and generated code.
6% in production calls vs 2026-W37 (98 → 104)
- prod calls
- 104
- non-test, non-generated
- all calls
- 108
- total callsites
- modules
- 31
- distinct callers
- in loop
- 33%
- of prod calls
- in tests
- 4%
- 4 calls
- resolved
- 100%
- to a known target
resolution mix
How each call resolves
How each call was attributed. Only resolved kinds, where the target function is known, count toward the ranking. Interface dispatch and unresolved receivers are reported separately and never guessed. Read the taxonomy →
- Concrete method100%A method on a value whose type is known exactly.
who calls this
Notable callers
Production calls into Addr.IsLinkLocalUnicast from notable Go projects. Open one on the map to see what else it hammers.
- Tailscale 14 13%
- Grafana 10 10%
- Istio 8 8%
- Cilium 3 3%
- Kubernetes 1 <1%
where it's called
Callsites in the wild
12 representative callsites of 108, prioritizing in-loop and non-test usage. We link to source, never display it.
- in loop
- in loop
- in loop
-
sagernet/tailscale @v1.102.1-sing-box-1.14-mod.5
in loop - in loop
-
slackhq/nebula @v1.11.1
in loop -
grafana/dskit @v0.0.0-20260921091527-3719cfb34699
in loop -
istio/istio @v0.0.0-20260921104621-5b6314c52361
in loop -
tailscale/tailscale @v1.102.4
in loop -
tailscale.com @v1.102.4
net/netmon/state.go:99
in loop -
istio.io/istio @v0.0.0-20260921104621-5b6314c52361
pilot/pkg/util/network/ip.go:107
in loop - in loop
top callers
The modules that reach for it
The modules that call Addr.IsLinkLocalUnicast most in this snapshot.
- tailscale.com1716%
- github.com/tailscale/tailscale1413%
- github.com/netbirdio/netbird1110%
- github.com/sagernet/tailscale1110%
- github.com/grafana/dskit109%
siblings
More from net/netip
The other most-called members in this package. See all →