Anchors
| Anchor text | Ref. domains ▾ | Top DR | Ref. pages | Links to target | Dofollow links |
|---|---|---|---|---|---|
| c | 290 | — | 0 | 1391 | 1387 99.7% |
| library | 277 | — | 0 | 1067 | 1063 99.6% |
| install.packages | 192 | — | 0 | 303 | 303 100% |
| list | 165 | — | 0 | 615 | 610 99.2% |
| data.frame | 108 | — | 0 | 272 | 270 99.3% |
| head | 97 | — | 0 | 211 | 211 100% |
| plot | 74 | — | 0 | 174 | 174 100% |
| 74 | — | 0 | 182 | 180 98.9% | |
| set.seed | 73 | — | 0 | 129 | 128 99.2% |
| data | 73 | — | 0 | 236 | 236 100% |
| paste0 | 70 | — | 0 | 139 | 137 98.6% |
| seq | 60 | — | 0 | 121 | 120 99.2% |
| rep | 60 | — | 0 | 109 | 108 99.1% |
| length | 59 | — | 0 | 137 | 137 100% |
| sum | 56 | — | 0 | 100 | 98 98% |
| summary | 56 | — | 0 | 88 | 88 100% |
| mean | 55 | — | 0 | 128 | 128 100% |
| names | 52 | — | 0 | 141 | 141 100% |
| sample | 51 | — | 0 | 97 | 96 99% |
| %in% | 50 | — | 0 | 145 | 145 100% |
| factor | 49 | — | 0 | 106 | 106 100% |
| rnorm | 49 | — | 0 | 103 | 103 100% |
| system.file | 47 | — | 0 | 188 | 188 100% |
| nrow | 47 | — | 0 | 90 | 89 98.9% |
| paste | 45 | — | 0 | 88 | 88 100% |
| matrix | 44 | — | 0 | 100 | 100 100% |
| round | 41 | — | 0 | 64 | 63 98.4% |
| is.na | 40 | — | 0 | 95 | 95 100% |
| as.character | 40 | — | 0 | 71 | 70 98.6% |
| str | 40 | — | 0 | 61 | 61 100% |
| as.numeric | 40 | — | 0 | 54 | 53 98.1% |
| lm | 39 | — | 0 | 92 | 92 100% |
| return | 36 | — | 0 | 58 | 58 100% |
| file.path | 36 | — | 0 | 99 | 99 100% |
| lapply | 35 | — | 0 | 62 | 62 100% |
| predict | 33 | — | 0 | 43 | 42 97.7% |
| max | 33 | — | 0 | 48 | 47 97.9% |
| unique | 33 | — | 0 | 69 | 69 100% |
| ifelse | 32 | — | 0 | 53 | 53 100% |
| require | 32 | — | 0 | 60 | 60 100% |
| runif | 31 | — | 0 | 53 | 53 100% |
| options | 29 | — | 0 | 51 | 51 100% |
| tempdir | 29 | — | 0 | 70 | 70 100% |
| dim | 29 | — | 0 | 50 | 49 98% |
| getOption | 28 | — | 0 | 72 | 72 100% |
| as.data.frame | 28 | — | 0 | 39 | 39 100% |
| tempfile | 28 | — | 0 | 72 | 72 100% |
| interactive | 27 | — | 0 | 112 | 112 100% |
| min | 27 | — | 0 | 34 | 34 100% |
| rbind | 25 | — | 0 | 47 | 47 100% |
Frequently Asked Questions
What anchor texts are used to link to rdrr.io?
This page shows all anchor texts found in backlinks pointing to rdrr.io, 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 rdrr.io.
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 rdrr.io have?
The anchor text report for rdrr.io 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.