Anchors
| Anchor text | Ref. domains ▾ | Top DR | Ref. pages | Links to target | Dofollow links |
|---|---|---|---|---|---|
| PDF Association | 21 | — | 0 | 100 | 32 32% |
| 9 | — | 0 | 82 | 79 96.3% | |
| A case study in PDF forensics: The Epstein PDFs | 7 | — | 0 | 8 | 6 75% |
| PDF/A Competence Center | 6 | — | 0 | 20 | 19 95% |
| A Technical and Cultural Assessment of the Mueller Report PDF | 5 | — | 0 | 6 | 6 100% |
| www.pdfa.org | 4 | — | 0 | 4 | 4 100% |
| Matterhorn Protocol | 3 | — | 0 | 3 | 2 66.7% |
| https://www.pdfa.org/ | 3 | — | 0 | 3 | 1 33.3% |
| https://pdfa.org/wtpdf/ | 3 | — | 0 | 4 | 3 75% |
| https://pdfa.org/resource/tagged-pdf-q-a/ | 3 | — | 0 | 4 | 3 75% |
| PDF/A | 3 | — | 0 | 3 | 2 66.7% |
| Matterhorn Protokoll | 2 | — | 0 | 2 | 2 100% |
| PDF 2.0 | 2 | — | 0 | 2 | 2 100% |
| PDF/UA (Universal Accessibility) | 2 | — | 0 | 5 | 5 100% |
| PDF/UA in a Nutshell | 2 | — | 0 | 2 | 2 100% |
| ISO PDF spec is getting Brotli – ~20 % smaller documents with no quality loss | 2 | — | 0 | 2 | 2 100% |
| Matterhorn-Protokoll | 2 | — | 0 | 2 | 2 100% |
| PDF国际标准组织官方网站 | 2 | — | 0 | 4 | 0 0% |
| PDF/A Technical Working Group | 2 | — | 0 | 3 | 3 100% |
| https://www.pdfa.org/pdfa-faq/ | 2 | — | 0 | 7 | 7 100% |
| ISO 32000 | 2 | — | 0 | 2 | 2 100% |
| "ISO 32000-2 – PDF Association" | 2 | — | 0 | 2 | 0 0% |
| PDF/A (Archivable) format | 2 | — | 0 | 5 | 5 100% |
| PDF Association. | 2 | — | 0 | 3 | 3 100% |
| PDF/A in a Nutshell 2.0 | 2 | — | 0 | 4 | 4 100% |
| PDF/UA-2 | 2 | — | 0 | 2 | 2 100% |
| PDFA | 2 | — | 0 | 2 | 2 100% |
| Derivation algorithm | 2 | — | 0 | 2 | 2 100% |
| https://pdfa.org/discovering-pdf-metadata/ | 2 | — | 0 | 2 | 1 50% |
| https://pdfa.org/iso-14289-2-pdfua-2/ | 2 | — | 0 | 2 | 1 50% |
| The new PDF 2.0 and subset standards (December 16, 2020) | 2 | — | 0 | 2 | 2 100% |
| PDF/UA kompakt | 2 | — | 0 | 5 | 5 100% |
| product showcase | 2 | — | 0 | 2 | 0 0% |
| Arlington PDF Model | 2 | — | 0 | 2 | 2 100% |
| G2_F04 | 1 | — | 0 | 1 | 1 100% |
| automatically generate a tagged PDF | 1 | — | 0 | 1 | 1 100% |
| PDF Techniques Accessibility Summit 2018, Edinburgh | 1 | — | 0 | 2 | 2 100% |
| 3D PDF Showcases: Explore and evaluate all 3D PDF files | 1 | — | 0 | 1 | 1 100% |
| PDF 2.0 - What will it bring? | 1 | — | 0 | 1 | 1 100% |
| PDF standards explained; with a focus on the newest (Sept. 15, 2021) | 1 | — | 0 | 1 | 1 100% |
| G3_F04 | 1 | — | 0 | 1 | 1 100% |
| PDF ilişkilendirme | 1 | — | 0 | 1 | 0 0% |
| The Epstein PDFs | 1 | — | 0 | 2 | 2 100% |
| PDF Association - ISO 14289-2 (PDF/UA-2 ) kostenloser Zugang | 1 | — | 0 | 1 | 1 100% |
| PDF Association: PDF 2.0’s new cryptographic extensions (January 6, 2023) | 1 | — | 0 | 1 | 1 100% |
| Tekniska PDF-resurser för mindre tekniskt sinnade (20 juli 2021) | 1 | — | 0 | 1 | 1 100% |
| ISO 14289-2 – PDF Association | 1 | — | 0 | 1 | 1 100% |
| How PDF contributes to greater sustainability (March 24, 2021) | 1 | — | 0 | 1 | 1 100% |
| https://www.pdfa.org/publication/pdfua-reference-suite/ | 1 | — | 0 | 1 | 1 100% |
| What Are Some Possible New Features Coming to PDFs? (September 23, 2023) | 1 | — | 0 | 1 | 1 100% |
Frequently Asked Questions
What anchor texts are used to link to pdfa.org?
This page shows all anchor texts found in backlinks pointing to pdfa.org, sorted by the number of referring domains using each anchor. Anchor texts range from branded terms (like the domain name itself) to keyword-rich phrases that describe the linked content. The distribution of anchor texts reveals how other websites perceive and describe pdfa.org.
What is anchor text?
Anchor text is the visible, clickable text in a hyperlink. Search engines use anchor text as a signal to understand what the linked page is about. For example, if many sites link to a page using the anchor text "best running shoes," search engines infer that the page is relevant to that topic. Anchor text appears in several forms: exact-match (contains target keywords), branded (uses the company or domain name), generic (like "click here"), and naked URLs.
Why is anchor text analysis important for SEO?
Anchor text analysis helps identify potential SEO risks and opportunities. A natural backlink profile has diverse anchor texts including branded terms, generic phrases, and topic-relevant keywords. Over-optimization, where too many backlinks use the same exact-match keyword anchor, can trigger search engine penalties. Conversely, understanding which anchors drive the most authority (measured by referring domain count and DR) helps prioritize link building efforts.
How many unique anchor texts does pdfa.org have?
The anchor text report for pdfa.org displays all distinct anchor texts grouped by their hash. Each row shows how many unique referring domains use that anchor, the total number of links, and the dofollow percentage. A high number of unique anchors generally indicates a healthy, natural backlink profile with diverse link sources.