Salin dan Bagikan

Cara Mengatasi Error 404 Not Found di Website

Error 404 Not Found terjadi ketika halaman yang diminta tidak ditemukan. Terlalu banyak 404 bisa merusak user experience dan SEO website Anda.

Apa itu Error 404?

HTTP Status: 404 Not Found
Meaning: Server received request, but page doesn't exist

Common causes:
- Page deleted
- URL changed
- Typo in URL
- Broken link
- Wrong internal link

Impact 404 terhadap SEO

Negative impacts:
- Wasted crawl budget
- Poor user experience
- Lost link equity (if had backlinks)
- Lower site quality signals
- Bounce rate increase

Note:
Some 404s are normal
Issue is when excessive or important pages

Cara Menemukan Error 404

Google Search Console

Coverage Report
Filter: “Not found (404)”
See affected URLs

Screaming Frog

Crawl website
Filter: Response Codes > Client Error (4xx)
Export list

Google Analytics

Behavior > Site Content > All Pages
Add filter: Page Title contains “404”
See referring sources

Log Analysis

grep "404" access.log | awk '{print $7}' | sort | uniq -c | sort -rn

Cara Mengatasi Error 404

Option 1: 301 Redirect (Recommended)

Jika page dipindah atau ada equivalent:

# .htaccess
Redirect 301 /old-page https://yoursite.com/new-page

# nginx
location /old-page {
    return 301 https://yoursite.com/new-page;
}

Option 2: Restore Page

Jika page dihapus tidak sengaja:

Restore dari backup
Recreate content
Keep same URL

Option 3: Accept 404 (Legitimate)

Untuk pages yang memang should not exist:

Keep 404 status
Create good 404 page
Remove internal links to it

Membuat Custom 404 Page

Elemen 404 Page yang Baik

<!-- elements of good 404 page -->
1. Clear message: "Page not found"
2. Search box
3. Link to homepage
4. Popular pages/posts
5. Contact option
6. Consistent branding

Contoh 404 Page

<!DOCTYPE html>
<html>
<head>
    <title>404 - Halaman Tidak Ditemukan | YourSite</title>
</head>
<body>
    <h1>Oops! Halaman tidak ditemukan</h1>
    <p>Halaman yang Anda cari mungkin telah dipindah atau dihapus.</p>

    <h2>Coba cari di sini:</h2>
    <form action="/search" method="get">
        <input type="text" name="q" placeholder="Cari...">
        <button type="submit">Cari</button>
    </form>

    <h2>Atau kunjungi:</h2>
    <ul>
        <li><a href="/">Homepage</a></li>
        <li><a href="/blog">Blog</a></li>
        <li><a href="/contact">Hubungi Kami</a></li>
    </ul>
</body>
</html>

404 vs Soft 404

Soft 404

Definition:
Page returns 200 OK status
But content says "not found"

Issues:
- Wastes crawl budget
- Confuses Google
- Poor user experience

Example:
Empty product page returning 200
"No results" search page returning 200

Fixing Soft 404

Solutions:
1. Return actual 404 status
2. Redirect to relevant page
3. Add valuable content
4. Noindex if necessary

Best Practices

Regular Monitoring

Schedule:
- Weekly: Check GSC errors
- Monthly: Full crawl audit
- After changes: Verify redirects

Redirect Strategy

DO:
✓ Redirect to relevant pages
✓ Use 301 for permanent
✓ Update internal links
✓ Monitor redirect chains

DON'T:
✗ Redirect all 404 to homepage
✗ Create redirect chains
✗ Redirect to unrelated pages

Internal Link Audit

Crawl website
Find broken internal links
Fix or update
Regular maintenance

Checklist Penanganan 404

When 404 Found:
☐ Identify cause
☐ Check if page had backlinks
☐ Decide: redirect or leave
☐ Implement solution
☐ Update internal links
☐ Verify in GSC
☐ Monitor results

Kesimpulan

Error 404 adalah bagian normal dari website, tapi perlu dikelola dengan baik. Prioritaskan 404 yang have backlinks atau banyak internal links, implement redirect yang tepat, dan buat custom 404 page yang helpful.