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crossref.org

crossref.org had about 1.14M visits in September 2026, up 19.52% from August; most traffic is direct.

Crossref

Website traffic

How much traffic does crossref.org get?

1.14M

+19.52%MoMEstimated monthly visits
7891.23M818.71K409.36K0
Global rank

46,888

Country rank · United States

39,349

Category rank · Libraries and Museums

148

Average visit duration

02:00

Pages per visit

2.84

Bounce rate

55.42%

Domain age

27 years

Search share

16.9%

Sources

Where does crossref.org's traffic come from?

  • Direct
    62.2%
  • Search
    16.9%
  • Referrals
    14.3%
  • Social
    3.0%
  • Generative AI
    1.6%
  • Display ads
    1.2%
  • Email
    0.6%
  • Other
    0.0%
  • Paid search
    0.0%

Regions

Which countries visit crossref.org?

  • United States
    22.8%
  • Germany
    6.2%
  • Indonesia
    5.6%
  • India
    4.6%
  • United Kingdom
    4.5%

See how crossref.org 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 crossref.org?

Keyword samples

Estimated visitsMonthly searchesVisits ÷ searches
  1. crossrefBRAND41.06K24.36K169%
  2. doi finder4.77K14.81K32%
  3. doi search2.66K9.37K28%
  4. crossref doi lookupBRAND1K920109%
  5. doi lookup9603.42K28%

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 crossref.org show publicly?

  • HTTP 200
  • Email authentication
  • Hosting ASN
HTTP
200
Page size
34.5 KiB
Hosting
AMAZON-AES · AS14618
Email authentication
SPF · DMARC none
TLS
TLSv1.3 · 76 days
Page and SEO
Title
Crossref
Description
Crossref is open infrastructure linking the world's research. 26,000+ members, 167 countries, 2.1 billion monthly API queries.
Cross-origin redirect
Yes
Word count
703
Internal / external links
64 / 7
Canonical
https://www.crossref.org/
Language
en-us
H1 / H2
0 / 4
Images missing alt
2 / 9
OG / Twitter
OG
Feed / Manifest / AMP
Feed
Technology and tracking1 tracking
Technology clues
Bootstrap · jQuery
Tracking clues
Matomo
External script hosts
cdn.jsdelivr.net · status.crossref.org · cdn.datatables.net · cdnjs.cloudflare.com
Social links
bsky.app · linkedin.com · youtube.com
Generator
Hugo 0.139.4
Server
AmazonS3
Security headers
0 / 6
Email and DNS securitySet
SPF
Set
DMARC
Set · none
DKIM selectors
google
Mail stack
Google Workspace
IPv6
No AAAA
CAA issuers
amazontrust.com · letsencrypt.org
Site verification TXT
Microsoft
SOA
ns-1052.awsdns-03.org
NS
ns-1052.awsdns-03.org. · ns-1629.awsdns-11.co.uk. · ns-473.awsdns-59.com. · 1 more
MX
10 aspmx.l.google.com. · 10 aspmx3.googlemail.com. · 20 alt1.aspmx.l.google.com. · 2 more
Hosting and networkAS14618
A
44.218.28.166 · 44.196.138.109 · 3.217.210.134 · 3.232.115.198
Hosting ASN
AS14618 · 44.192.0.0/11
Hosting organization
AMAZON-AES - Amazon.com, Inc.
Hosting country
US
BGP announcement
Yes
Reverse DNS
ec2-44-218-28-166.compute-1.amazonaws.com
TLS
TLSv1.3 · Verified
Certificate issuer
Amazon RSA 2048 M01
Certificate remaining
76 days
Certificate SAN
DNS:crossref.org
robots and AI crawlingHTTP 200
Robots.txt
200
Global Disallow /
No
Sitemap
URL set · 1,704
AI explicitly disallowed
0
AI explicitly allowed
16
Well-known public paths1 hits
Present / checked
1 / 5
/.well-known/security.txt
Present · 85 B
security summary
Contact: security@crossref.org · Preferred-Languages: en · Expires: 2027-01-04T18:01:44z

Website information

When was crossref.org registered?

Domain
crossref.org
Registration status
Domain registered
Registered
1999-12-01
Registrar
Register.com - Network Solutions, LLC
Expires
2028-12-01
Domain age
27 years
DNSSEC
No
Registry status
client transfer prohibited

Similar sites

What sites are similar to crossref.org?

Website reports in the same category, with nearby monthly visits.

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.