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johndcook.com

johndcook.com had about 216.86K visits in September 2026, up 7.55% from August; most traffic is search.

Expert consulting in applied mathematics & data privacy

Website traffic

How much traffic does johndcook.com get?

216.86K

+7.55%MoMEstimated monthly visits
789234.21K156.14K78.07K0
Global rank

234,210

Country rank · United States

166,376

Category rank · Business Services

2,115

Average visit duration

00:51

Pages per visit

1.57

Bounce rate

56.28%

Domain age

19 years

Search share

59.3%

Sources

Where does johndcook.com's traffic come from?

  • Search
    59.3%
  • Social
    17.9%
  • Direct
    15.8%
  • Referrals
    5.3%
  • Generative AI
    1.2%
  • Email
    0.5%
  • Other
    0.0%
  • Paid search
    0.0%

Regions

Which countries visit johndcook.com?

  • United States
    38.3%
  • Australia
    4.5%
  • India
    4.1%
  • Canada
    3.5%
  • Singapore
    2.8%

See how johndcook.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 johndcook.com?

Keyword samples

Estimated visitsMonthly searchesVisits ÷ searches
  1. interpolation calculator4.5K6.31K71%
  2. linear interpolation2.2K18.98K12%
  3. interpolation1.74K63.72K3%
  4. ascii chart99016.04K6%
  5. linear interpolation calculator8301.86K45%

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 johndcook.com show publicly?

  • HTTP 200
  • Email authentication
  • Hosting ASN
HTTP
200
Page size
52.1 KiB
Hosting
CLOUDFLARESPECTRUM Cloudflare London, LLC · AS209242
Email authentication
SPF
TLS
TLSv1.3 · 31 days
Page and SEO
Title
Expert consulting in applied mathematics & data privacy
Description
Companies come to us for help data analysis and data privacy. Clients have included Amazon, Google, Microsoft, law firms, start-ups, and smaller businesses.
Cross-origin redirect
Yes
Word count
276
Internal / external links
27 / 0
Canonical
https://www.johndcook.com/blog/services-2/
Language
en-US
H1 / H2
1 / 2
Images missing alt
0 / 3
OG / Twitter
OG · Twitter
OG locale
en_US
Feed / Manifest / AMP
Feed
Technology and tracking1 tracking
Technology clues
WordPress · jQuery · Cloudflare
Tracking clues
Google Tag Manager
External script hosts
ajax.googleapis.com
Generator
All in One SEO (AIOSEO) 5.0.3
Server
cloudflare
Security headers
4 / 6
HSTS / CSP
HSTS
Alt-Svc
Set
Cookie
1(Secure 1)
Email and DNS securitySet
SPF
Set
DMARC
Not found
DKIM selectors
Not found
IPv6
No AAAA
Site verification TXT
Microsoft
SOA
ganz.ns.cloudflare.com
NS
ganz.ns.cloudflare.com. · lovisa.ns.cloudflare.com.
MX
10 in1-smtp.messagingengine.com. · 20 in2-smtp.messagingengine.com.
Hosting and networkAS209242
A
141.193.213.11 · 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
YE2
Certificate remaining
31 days
Certificate SAN
DNS:johndcook.com
robots and AI crawlingHTTP 200
Robots.txt
200
Global Disallow /
No
Sitemap
Index · 11
AI explicitly disallowed
0
AI explicitly allowed
0
Well-known public paths
Present / checked
0 / 5

Website information

When was johndcook.com registered?

Domain
johndcook.com
Registration status
Domain registered
Registered
2007-09-13
Registrar
Cloudflare, Inc.
Expires
2027-09-13
Domain age
19 years
DNSSEC
No
Registry status
client transfer prohibited

Similar sites

What sites are similar to johndcook.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.