Cloud Intermediate
AWS Route 53 — DNS a Traffic Management¶
AWSRoute 53DNSTraffic Management 5 min read
Route 53 routing policies, health checks, DNS failover a DNSSEC.
Routing Policies¶
- Simple — round-robin
- Weighted — distribuce podle váhy (canary)
- Latency-based — nejbližší region
- Failover — active-passive + health check
- Geolocation — podle lokality uživatele
Health Checks¶
resource "aws_route53_health_check" "api" {
fqdn = "api.example.com"
port = 443
type = "HTTPS"
resource_path = "/health"
failure_threshold = 3
request_interval = 30
}
DNSSEC¶
Route 53 podporuje DNSSEC signing — ochrana proti DNS spoofing s KMS klíčem.
Summary¶
Route 53 = globální traffic management. Health checks + failover routing = vysoká dostupnost.
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