Knowledge base
Citation-ready explainers plus operational paths to restore URLs. Vietnamese hub: Kho kiến thức.
If your URL was removed
Money and ops paths first: start with a status check, then the form builder or professional filing.
- Check DMCA / index status
Scan complaint and index signals for a URL — start here if a page disappeared from Google.
- Build counter-notice form
Eligibility quiz → form autofill for Google’s counter-notice.
- How to file a counter-notice
Step-by-step recovery guide used by site owners and operators.
- Request a free case review
Send the removed URL + notice; we assess filing options.
- Pricing & packages
Homepage vs inner-page recovery and yearly protection options.
Learn the legal concepts
Educational pages that support broken-link building, research, and cleaner dispute narratives.
- Copyright duration by country
Citation table: how long copyright lasts (life+50/70, hire notes).
- What is copyright?
Protected vs unprotected works, fixation, Berne basics.
- What is copyfraud?
False or overreaching claims and how to respond.
- Copyright bots & automated DMCA
Bulk notices, false positives, and the counter-notice playbook.
- AI and copyright
AI outputs, training data risk, and DMCA for AI content.
- AI training data & copyright
Corpus vs outputs, scraping risk, compliance, counter-notice path.
- Hyperlinking, deep linking & framing
Link vs host vs embed; webmaster/SEO checklist.
- Public domain & copyright
Term expiry, PD by country, copyfraud over free works.
- Notice & registration
© notices, US registration benefits, Berne formalities.
- English blog
Lumen, 512(f), case studies, DIY vs service, and more.
- Case studies
SEODAO, SEOSONA and multi-URL recovery write-ups.
- HTML sitemap
Full public URL list for crawlers and internal navigation.
- Author profile
Designated Agent credentials and contact paths.