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Domain report

slackactivity.com

slackactivity.com ranks in the top 6.75% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore slackactivity.com in the Web Graph

Connectivity

#8,996,952harmonic-centrality rank
Top percentile
6.75%
Hosts observed
1

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://slackactivity.com/ answered with HTTP 200.

Certificate until 2026-11-20C=US, O=Let's Encrypt, CN=YR2

DNS records

A
  • 104.21.57.30
  • 172.67.188.233
AAAA
  • 2606:4700:3035::ac43:bce9
  • 2606:4700:3033::6815:391e
MX
  • 13 route3.mx.cloudflare.net.
  • 35 route2.mx.cloudflare.net.
  • 92 route1.mx.cloudflare.net.
NS
  • aliza.ns.cloudflare.com.
  • vasilii.ns.cloudflare.com.
AS
Server in network CLOUDFLARENET, AS13335 · United States104.21.57.0/24, which holds 104.21.57.30

Live preview

This is a live, sandboxed embed of slackactivity.com — not a copy. What it shows can change any time the site itself does.

Domain registration (WHOIS / RDAP)

Registrar
NameCheap, Inc.
Registered
2024-09-29
Expires
2027-09-29
Last changed
2026-08-30

Nameservers: ALIZA.NS.CLOUDFLARE.COM, VASILII.NS.CLOUDFLARE.COM

Status: client transfer prohibited

How to read WHOIS and RDAP data

SSL certificate

Common name
slackactivity.com
Issuer
C=US, O=Let's Encrypt, CN=YR2
Valid from
2026-08-22
Valid until
2026-11-20

Matches slackactivity.com exactly. Source: Certificate Transparency logs (crt.sh).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=utf-8
Cache-Control
private, no-cache, no-store, max-age=0, must-revalidate
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
max-age=63072000
X-Frame-Options
Not sent
X-Content-Type-Options
Not sent
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://slackactivity.com/HTTP 308

    → https://slackactivity.com/

  2. 2.https://slackactivity.com/

    The operation was aborted due to timeout

Meta tags

Title
Slackactivity
Description
Slackactivity is a tool for automatically managing your Slack status. Based on your work schedule and timezone it ensures that your status is always up-to-date, without manual intervention. It's free and open source.
Canonical
Not set
Robots
Not set
Generator
Not set
Open Graph title
Slackactivity
Open Graph description
Slackactivity is a tool for automatically managing your Slack status. Based on your work schedule and timezone it ensures that your status is always up-to-date, without manual intervention. It's free and open source.
Open Graph image
https://slackactivity.com/icon.jpeg
Open Graph type
Not set
Twitter card
summary_large_image
Twitter title
Slackactivity
Twitter image
https://slackactivity.com/icon.jpeg

robots.txt

Disallow rules (User-agent: *)
6
Disallow rules (other agents)
0

Sitemap declared:

  • https://slackactivity.com/sitemap.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • Next.jsframework

    X-Powered-By: Next.js

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