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biologyonline.com

biologyonline.com had about 407.46K visits in September 2026, up 28.49% from August; most traffic is search.

Learn Biology Online - Biology Articles, Tutorials & Dictionary Online

Website traffic

How much traffic does biologyonline.com get?

407.46K

+28.49%MoMEstimated monthly visits
789440.06K293.37K146.69K0
Global rank

141,444

Country rank · United States

105,100

Category rank · Biology

216

Average visit duration

00:45

Pages per visit

1.71

Bounce rate

51.69%

Domain age

28 years

Search share

74.2%

Sources

Where does biologyonline.com's traffic come from?

  • Search
    74.2%
  • Direct
    14.7%
  • Referrals
    9.1%
  • Social
    0.9%
  • Generative AI
    0.4%
  • Display ads
    0.4%
  • Email
    0.3%
  • Other
    0.0%
  • Paid search
    0.0%

Regions

Which countries visit biologyonline.com?

  • United States
    39.6%
  • Philippines
    8.4%
  • India
    7.9%
  • Canada
    2.9%
  • Australia
    2.6%

See how biologyonline.com compares with the most visited websites in the world, the fastest growing websites and sites gaining organic search traffic.

Search visibility

What keywords send traffic to biologyonline.com?

Keyword samples

Estimated visitsMonthly searchesVisits ÷ searches
  1. facilitated diffusion1K47.54K2%
  2. concentration gradient81018.59K4%
  3. biologyBRAND790111.96K1%
  4. simple diffusion63012.17K5%
  5. amphipathic62042.47K2%

Keyword rankings

Keyword rankings

Example · google.comUnited States · English

86.4M

Search estimate

New 1 · Up 2

Ranking keywords
12,400
Landing pages
4
Search competitors
4
AI citations
2
PositionEstimated visits
  1. google#142M
  2. gmail#118.2M
  3. google maps#19.4M
  4. google drive#14.1M

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Baidu rank

Site profile

What does biologyonline.com show publicly?

  • HTTP 200
  • Hosting ASN
HTTP
200
Page size
236.4 KiB
Hosting
CLOUDFLARESPECTRUM Cloudflare London, LLC · AS209242
TLS
TLSv1.3 · 88 days
Page and SEOSchema 10
Title
Learn Biology Online - Biology Articles, Tutorials & Dictionary Online
Description
Biology Online is the world’s most comprehensive database of Biology terms and topics. Since 2001 it has been the resource of choice for professors, students, and professionals needing answers to Biology questions.
Cross-origin redirect
Yes
Word count
1,224
Internal / external links
548 / 4
Canonical
https://www.biologyonline.com/
Language
en-US
H1 / H2
1 / 3
Images missing alt
0 / 9
Schema
BreadcrumbList · EntryPoint · ImageObject · ListItem · Organization · PropertyValueSpecification · 4 more
OG / Twitter
OG · Twitter
OG locale
en_US
Feed / Manifest / AMP
Feed
Technology and tracking1 tracking
Technology clues
WordPress · jQuery · React · Angular · Bot protection · Cloudflare
Tracking clues
Google Tag Manager
External script hosts
cdn.unblockia.com
Social links
facebook.com · twitter.com · linkedin.com
Generator
Elementor 3.33.6; features: additional_custom_breakpoints; se…
Server
cloudflare
Security headers
0 / 6
Alt-Svc
Set
Cookie
1(Secure 1)
Email and DNS security
SPF
Not found
DMARC
Not found
DKIM selectors
Not found
IPv6
No AAAA
Site verification TXT
Google
SOA
alexis.ns.cloudflare.com
NS
alexis.ns.cloudflare.com. · gail.ns.cloudflare.com.
Hosting and networkAS209242
A
141.193.213.20 · 141.193.213.10
Hosting ASN
AS209242 · 141.193.213.0/24
Hosting organization
CLOUDFLARESPECTRUM Cloudflare London, LLC
Hosting country
US
BGP announcement
Yes
TLS
TLSv1.3 · Verified
Certificate issuer
WE1
Certificate remaining
88 days
Certificate SAN
DNS:biologyonline.com
robots and AI crawlingHTTP 200
Robots.txt
200
Global Disallow /
No
Sitemap
Index · 13
AI explicitly disallowed
0
AI explicitly allowed
0
Well-known public paths1 hits
Present / checked
1 / 5
/ads.txt
Present · 40.3 KiB

Website information

When was biologyonline.com registered?

Domain
biologyonline.com
Registration status
Domain registered
Registered
1999-03-31
Registrar
GoDaddy.com, LLC
Expires
2027-03-31
Domain age
28 years
DNSSEC
No
Registry status
client delete prohibited · client renew prohibited · client transfer prohibited · client update prohibited

Similar sites

What sites are similar to biologyonline.com?

What's in this report

The report starts with a whole-site monthly visit estimate. Search visibility and public site facts follow when they exist.

  • Website traffic is a modeled whole-site estimate, with a source, observation period and confidence.
  • Search visibility is ranking keywords and search traffic, listed separately from whole-site visits.
  • Missing or partial values stay marked in the report.