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cncf.io

cncf.io had about 322.44K visits in September 2026, down 15.88% from August; the top source is search.

Client Challenge

Traffic

322.44K

-15.88%MoMEstimated monthly visits
789425.29K283.52K141.76K0
Global rank

149,079

Country rank · India

66,323

Category rank · Programming and Developer Software

2,241

Average visit duration

00:56

Pages per visit

2.19

Bounce rate

45.22%

Domain age

11 years

Search share

40.5%

Traffic sources

  • Search
    40.5%
  • Direct
    37.1%
  • Referrals
    11.6%
  • Social
    5.0%
  • Generative AI
    3.0%
  • Email
    1.8%
  • Display ads
    0.9%
  • Paid search
    0.0%
  • Other
    0.0%

Regions

  • United States
    12.4%
  • India
    10.2%
  • South Korea
    6.1%
  • Germany
    4.5%
  • France
    3.5%

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

Search visibility

Keyword samples

Estimated visitsMonthly searchesVisits ÷ searches
  1. cncfBRAND5.35K11.32K47%
  2. cka1.53K110.73K1%
  3. cncf landscapeBRAND1.43K1.2K119%
  4. kubestronaut7601.25K61%
  5. cloudBRAND6401.15M0%

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

  • HTTP 200
  • Email authentication
  • Hosting ASN
HTTP
200
Page size
3.0 KiB
Hosting
FASTLY · AS54113
Email authentication
SPF · DMARC none
TLS
TLSv1.3 · 77 days
Page and SEO
Title
Client Challenge
Cross-origin redirect
No
Word count
35
Internal / external links
0 / 0
Language
en
H1 / H2
0 / 0
Images missing alt
0 / 0
Technology and tracking
Server
Varnish
Security headers
0 / 6
Cookie
1(Secure 0)
Email and DNS securitySet
SPF
Set
DMARC
Set · none
DKIM selectors
google
Mail stack
Google Workspace
IPv6
AAAA present
Site verification TXT
Atlassian · Google
SOA
ns1.dnsimple-edge.com
NS
ns1.dnsimple-edge.com. · ns2.dnsimple-edge.net. · ns3.dnsimple-edge.io. · 1 more
MX
1 aspmx.l.google.com. · 5 alt1.aspmx.l.google.com. · 5 alt2.aspmx.l.google.com. · 2 more
Hosting and networkAS54113
A
23.185.0.3
AAAA
2620:12a:8000::3 · 2620:12a:8001::3
Hosting ASN
AS54113 · 23.185.0.0/24
Hosting organization
FASTLY - Fastly, Inc.
Hosting country
US
BGP announcement
Yes
TLS
TLSv1.3 · Verified
Certificate issuer
YR1
Certificate remaining
77 days
Certificate SAN
DNS:cncf.io · DNS:www.cncf.io
robots and AI crawlingHTTP 200
Robots.txt
200
Sitemap
Discovered
Well-known public paths
Present / checked
0 / 5

Website information

Domain
cncf.io
Registration status
Domain registered
Registered
2015-07-16
Registrar
1API GmbH
Expires
2027-07-16
Domain age
11 years
DNSSEC
No
Registry status
client transfer prohibited

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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.