Sanket Nankar

@sanketnankar11

D for DevOps

IndiaJoined August 2025

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Sanket Nankar's blogs

CKA-2025sanket-nankar.hashnode.dev28 posts

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SNSanket Nankarsanket-nankar.hashnode.devSep 8, 2025 · 5 min read

Kubernetes JSONPath

🔹 1. JSON in Kubernetes Kubernetes resources (Pods, Deployments, Services, etc.) are all stored in etcd in JSON format internally. When you run kubectl get, Kubernetes by default shows a human-readable table output. But you can also tell it to ou...

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SNSanket Nankarsanket-nankar.hashnode.devAug 30, 2025 · 5 min read

CoreDNS in Kubernetes

CoreDNS is a crucial component in Kubernetes for service discovery and DNS resolution inside the cluster. 1. What is CoreDNS? CoreDNS is a DNS server written in Go. In Kubernetes, it provides DNS-based service discovery for pods and services. It r...

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SNSanket Nankarsanket-nankar.hashnode.devAug 29, 2025 · 7 min read

What Is DNS ( Domain Name System)

💡 What Is DNS 💡 DNS stands for Domain Name System. It is essentially the “phonebook of the Internet.” Here’s what it does: Purpose: Computers communicate using IP addresses (like 192.168.1.1 or 2606:4700:4700::1111), but humans find it easier to r...

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SNSanket Nankarsanket-nankar.hashnode.devAug 28, 2025 · 2 min read

Kubernetes Volume | Persistent Volume, Persistent Volume Claim

Step 1: Create the PersistentVolume (PV) We need a PV named pv-demo, with ReadWriteMany, 512Mi storage, and host path /data/config. pv-demo.yaml apiVersion: v1 kind: PersistentVolume metadata: name: pv-demo spec: capacity: storage: 512Mi ac...

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SNSanket Nankarsanket-nankar.hashnode.devAug 25, 2025 · 4 min read

Cluster Networking in Kubernetes

Cluster Networking in Kubernetes refers to how different components inside a Kubernetes cluster (like Pods, Nodes, Services) communicate with each other internally and with the outside world. Key Concepts ComponentDescription Pod-to-PodCommuni...

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Sanket Nankar

About

Available for

Sanket Nankar's blogs

Recently published

Kubernetes JSONPath

CoreDNS in Kubernetes

What Is DNS ( Domain Name System)

Kubernetes Volume | Persistent Volume, Persistent Volume Claim

Cluster Networking in Kubernetes

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Sanket Nankar

About

Available for

Sanket Nankar's blogs

Recently published

Kubernetes JSONPath

CoreDNS in Kubernetes

What Is DNS ( Domain Name System)

Kubernetes Volume | Persistent Volume, Persistent Volume Claim

Cluster Networking in Kubernetes