Trust Flow
Link Quality
Topical Trust Flow

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Citation Flow
Link Volume Homepage (U.S. National Park Service)

External backlinks




Incoming links from other websites, excludes supplemental

Referring domains

Unique domains linking to this site. Breakdown

Referring IPs

Unique IPs hosting referring domains

Referring Subnets

Unique Class-C subnets

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Outbound Links

24 Internal
10 External
34 Total Outlinks
7 Ext Domains
(Average per Crawled Page)


Crawled URLs 322,643
Indexed URLs 1,135,738
Educational Ref. Backlinks 98,947
Governmental Ref. Backlinks 1,425,235
Educational Ref. Domains 1,910
Governmental Ref. Domains 918
IP Address

Link Profile

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A report of the detected language for each page on this domain, and the languages of incoming anchor texts.

Incoming Languages

30,399,142 checked backlinks

  •   96.1% en English
  •    0.6% id Indonesian
  •    0.5% ja Japanese
  •    0.5% es Spanish/Castilian
  •    0.5% cs Czech
  •    0.3% de German
  •    0.2% fr French
  •    0.1% nl Dutch/Flemish
  •    0.1% zh Chinese
  •    0.1% ko Korean
  •    1.0% OTH Other

Site Languages

244,984 language-detected crawled URLs

  •   99.9% en English

Topical Trust Flow

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Referring Domains Breakdown

Referring Domains

This chart shows the number of Referring Domains reviewed every day.

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Anchor Text

See more results on the Anchor Text tab, where you can drill down into each keyword and find the Referring Domains and External Backlinks that use that Keyword.

# Anchor Text Referring Domains External Backlinks
Total Deleted NoFollow
1 national park service Subscribe
1,503,974 18,277 70,665
2 here Subscribe
60,428 4,515 5,317
3 national register of historic pl... Subscribe
377,027 3,722 3,233
4 yellowstone national park Subscribe
74,203 2,644 2,977
5 Subscribe
64,134 1,947 10,842
6 website Subscribe
175,851 18,615 26,675
7 yosemite national park Subscribe
33,869 3,212 1,790
8 joshua tree national park Subscribe
33,383 4,160 915
9 grand canyon Subscribe
34,881 2,550 1,819

The above chart may have cropped text due to size restrictions, for full details visit the Anchor Text tab. We explain how this is created in the FAQs.

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