diff --git a/app/api/portfolio/data.ts b/app/api/portfolio/data.ts
index d477e73..51dbf2d 100644
--- a/app/api/portfolio/data.ts
+++ b/app/api/portfolio/data.ts
@@ -51,7 +51,7 @@ const shipfriend: PortfolioItem = {
   category: '개인 블로그',
   links: {
     githubUrl: 'https://github.com/shipfriend0516/techblog',
-    deployUrl: 'https://shipfriend.vercel.app',
+    deployUrl: 'https://www.shipfriend.dev',
   },
 };
 const preview: PortfolioItem = {
diff --git a/app/api/redirect/recent/route.ts b/app/api/redirect/recent/route.ts
index ecf82fb..a625cd6 100644
--- a/app/api/redirect/recent/route.ts
+++ b/app/api/redirect/recent/route.ts
@@ -7,7 +7,10 @@ export const dynamic = 'force-dynamic'; // 캐싱 방지
 export async function GET() {
   try {
     await dbConnect();
-    const pageUrl = process.env.NEXTAUTH_URL;
+    const pageUrl =
+      process.env.NEXT_PUBLIC_DEPLOYMENT_URL ||
+      process.env.NEXTAUTH_URL ||
+      'https://shipfriend.dev';
 
     // 최신 글 1개 가져오기
     const latestPost = await Post.findOne({}).sort({ date: -1 }).select('slug');
@@ -23,6 +26,10 @@ export async function GET() {
     );
   } catch (error) {
     console.error('Error redirecting to latest post:', error);
-    return NextResponse.redirect(new URL(`${process.env.NEXTAUTH_URL}/posts`));
+    const pageUrl =
+      process.env.NEXT_PUBLIC_DEPLOYMENT_URL ||
+      process.env.NEXTAUTH_URL ||
+      'https://shipfriend.dev';
+    return NextResponse.redirect(new URL(`${pageUrl}/posts`));
   }
 }
diff --git a/app/entities/post/api/postAPI.ts b/app/entities/post/api/postAPI.ts
index 949badd..2bfb0f9 100644
--- a/app/entities/post/api/postAPI.ts
+++ b/app/entities/post/api/postAPI.ts
@@ -4,7 +4,7 @@ import { Post } from '@/app/types/Post';
 interface GetPostDetailResponse {
   post: Post;
 }
-const URL = process.env.NEXT_PUBLIC_URL || 'http://localhost:3000';
+const URL = process.env.NEXT_PUBLIC_DEPLOYMENT_URL || process.env.NEXT_PUBLIC_URL || 'http://localhost:3000';
 
 export const getPostDetail = async (
   slug: string
diff --git a/app/entities/post/detail/PostJSONLd.tsx b/app/entities/post/detail/PostJSONLd.tsx
index d76df8c..21f0ff3 100644
--- a/app/entities/post/detail/PostJSONLd.tsx
+++ b/app/entities/post/detail/PostJSONLd.tsx
@@ -1,6 +1,11 @@
 import { Post } from '@/app/types/Post';
 
 const PostJSONLd = ({ post }: { post: Post }) => {
+  const baseUrl =
+    process.env.NEXT_PUBLIC_DEPLOYMENT_URL ||
+    process.env.NEXT_PUBLIC_URL ||
+    'https://shipfriend.dev';
+
   return (
     <script
       type="application/ld+json"
@@ -28,7 +33,7 @@ const PostJSONLd = ({ post }: { post: Post }) => {
             name: 'ShipFriend TechBlog',
             logo: {
               '@type': 'ImageObject',
-              url: `https://oraciondev.vercel.app/favicon.ico`,
+              url: `${baseUrl}/favicon.ico`,
             },
           },
         }),
diff --git a/app/layout.tsx b/app/layout.tsx
index b0c89a5..6fe61e0 100644
--- a/app/layout.tsx
+++ b/app/layout.tsx
@@ -27,8 +27,7 @@ export const metadata: Metadata = {
   openGraph: {
     title: 'ShipFriend TechBlog',
     description: '문제 해결 경험과 개발 지식을 공유하는 개발 블로그입니다.',
-    url:
-      process.env.NEXT_PUBLIC_DEPLOYMENT_URL || 'https://shipfriend.vercel.app',
+    url: process.env.NEXT_PUBLIC_DEPLOYMENT_URL || 'https://www.shipfriend.dev',
     siteName: 'ShipFriend TechBlog',
     images: [
       {
diff --git a/app/lib/email/resend.ts b/app/lib/email/resend.ts
index 446d41b..7b1aa99 100644
--- a/app/lib/email/resend.ts
+++ b/app/lib/email/resend.ts
@@ -1,8 +1,8 @@
 import { Resend } from 'resend';
 import {
-  getVerificationEmailHTML,
   getNewPostEmailHTML,
   getUnsubscribeEmailHTML,
+  getVerificationEmailHTML,
 } from './templates';
 
 if (!process.env.RESEND_API_KEY) {
@@ -12,7 +12,10 @@ if (!process.env.RESEND_API_KEY) {
 const resend = new Resend(process.env.RESEND_API_KEY);
 
 const FROM_EMAIL = process.env.EMAIL_FROM || '';
-const BASE_URL = process.env.NEXT_PUBLIC_URL || 'http://localhost:3000';
+const BASE_URL =
+  process.env.NEXT_PUBLIC_DEPLOYMENT_URL ||
+  process.env.NEXT_PUBLIC_URL ||
+  'https://shipfriend.dev';
 
 export async function sendVerificationEmail(
   email: string,
diff --git a/app/lib/rss.ts b/app/lib/rss.ts
index b52bfd2..95f392a 100644
--- a/app/lib/rss.ts
+++ b/app/lib/rss.ts
@@ -3,7 +3,7 @@ import path from 'path';
 import { Feed } from 'feed';
 
 export async function generateRssFeed(posts: any[]) {
-  const site_url = process.env.NEXTAUTH_URL || 'http://localhost:3000';
+  const site_url = process.env.NEXT_PUBLIC_DEPLOYMENT_URL || process.env.NEXTAUTH_URL || 'http://localhost:3000';
 
   const feedOptions = {
     title: 'ShipFriend TechBlog',
diff --git a/app/portfolio/data.ts b/app/portfolio/data.ts
index 3428fd8..a2c89c7 100644
--- a/app/portfolio/data.ts
+++ b/app/portfolio/data.ts
@@ -23,7 +23,7 @@ export const projects: Project[] = [
     description: '개인 개발 블로그',
     image: '/images/logo/shipfriend-logo.webp',
     tags: ['Next.js', 'TypeScript', 'MongoDB'],
-    demoUrl: 'https://shipfriend.vercel.app/',
+    demoUrl: 'https://shipfriend.dev/',
     githubUrl: 'https://github.com/ShipFriend0516/TechBlog',
     slug: 'shipfriend',
   },
diff --git a/app/posts/[slug]/page.tsx b/app/posts/[slug]/page.tsx
index 76ef8bd..a135b2b 100644
--- a/app/posts/[slug]/page.tsx
+++ b/app/posts/[slug]/page.tsx
@@ -43,12 +43,17 @@ export const generateMetadata = async ({
   params: { slug: string };
 }): Promise<Metadata> => {
   const { post } = await getPostDetail(params.slug);
+  const baseUrl =
+    process.env.NEXT_PUBLIC_DEPLOYMENT_URL || 'https://shipfriend.dev';
+  const postUrl = `${baseUrl}/posts/${post.slug}`;
+
   return {
     title: post.title,
     description: post.subTitle || post.content.substring(0, 160),
     openGraph: {
       title: post.title,
       description: post.subTitle || post.content.substring(0, 160),
+      url: postUrl,
       images: [post.thumbnailImage || defaultThumbnail],
       type: 'article',
       publishedTime: new Date(post.createdAt).toISOString(),
diff --git a/app/robots.ts b/app/robots.ts
index eb32af9..56cc8de 100644
--- a/app/robots.ts
+++ b/app/robots.ts
@@ -2,7 +2,7 @@
 import { MetadataRoute } from 'next';
 
 export default function robots(): MetadataRoute.Robots {
-  const baseURL = process.env.NEXTAUTH_URL || 'http://localhost:3000';
+  const baseURL = process.env.NEXT_PUBLIC_DEPLOYMENT_URL || process.env.NEXTAUTH_URL || 'http://localhost:3000';
   return {
     rules: {
       userAgent: '*',
diff --git a/app/sitemap.ts b/app/sitemap.ts
index 9331a74..ddd95c0 100644
--- a/app/sitemap.ts
+++ b/app/sitemap.ts
@@ -3,7 +3,7 @@ import dbConnect from '@/app/lib/dbConnect';
 import Post from '@/app/models/Post';
 
 export default async function sitemap(): Promise<MetadataRoute.Sitemap> {
-  const baseUrl = process.env.NEXTAUTH_URL || 'http://localhost:3000';
+  const baseUrl = process.env.NEXT_PUBLIC_DEPLOYMENT_URL || process.env.NEXTAUTH_URL || 'http://localhost:3000';
   const staticPages = [
     {
       url: baseUrl,