Slack.com Slack

Slack.com Overview

Slack.com is a popular website that serves as a communication and collaboration platform for teams. Its title, "Where work happens", aptly describes the purpose of the site, which is to provide a seamless experience for users to chat and work together to complete projects.

In terms of design and structure, slack.com follows a simple and minimalistic approach. The first page features a login screen or an option to create an account if the user does not already have one. Once logged in, the user is taken to the main interface, which consists of chat channels, direct messages, and other essential tools.

The website's header features a search bar that allows users to look for specific messages, files, or people. The header also contains shortcuts to frequently used channels and direct messages, making it easy for users to navigate the website.

The website's color scheme is predominantly black and purple, which provides a sleek and modern appearance. The typography is also modern and legible, with sans-serif fonts used throughout.

In terms of user engagement, slack.com has a considerable number of active users, with 418355 unique users per day and 3211292.98 pageviews, indicating that the website is user-friendly and meets the needs of its target audience. The website's hosting provider is Amazon.com, Inc., meaning the website is adequately maintained and has a reliable uptime.

Slack.com is SSL secured by DigiCert Inc, ensuring that all user data is encrypted, protected, and secure. This makes the website safe and reliable to use for users.

In regards to family-friendliness, slack.com is a work-based website, and therefore not classified as family-friendly. It is intended for use by businesses and teams to enhance communication and collaboration across different locations.

Finally, using Google's PageSpeed Insights score tool, slack.com scores 13 for performance, 88 for accessibility, 69 for best practices, and 86 for SEO, indicating its page speed and usability can be improved to optimize user experience.

Slack.com Rank Summary

Global Rank

209

Average Load Time

0.79sec

Links In Count

1,591

Website Value

$41.8 M

Audience Geography. Where are slack.com visitors located?

Country	Visitors
United States US	39.7%
India IN	14.2%
Japan JP	9.2%
Canada CA	3.1%
Brazil BR	2.7%
Australia AU	2.1%
Nigeria NG	2.1%
Korea KR	2%
Mexico MX	1.7%
Other	23%

Country	Pageviews
United States US	41.5%
India IN	14.7%
Japan JP	11.2%
Brazil BR	4.2%
Canada CA	3.2%
Mexico MX	2%
Australia AU	2%
Korea KR	1.7%
Taiwan TW	1.6%
Other	17.9%

Country	Rank
Philippines PH	76
Nigeria NG	98
United States US	117
Israel IL	118
India IN	121
Switzerland CH	130
Canada CA	136
Japan JP	159
Australia AU	163
Pakistan PK	177
Mexico MX	223
Singapore SG	225

Where do visitors go on slack.com?

Subdomain	Pageviews
app.slack.com	88.85%
slack.com	3.84%
enterprise.slack.com	0.22%
files.slack.com	0.21%
api.slack.com	0.21%
other	6.68%

Subdomain	Pageviews per User
app.slack.com	8.16
api.slack.com	3.8
slack.com	1.72
files.slack.com	1.3
enterprise.slack.com	1.1

Subdomain	Reach
app.slack.com	81.03%
slack.com	16.63%
enterprise.slack.com	1.48%
files.slack.com	1.16%
api.slack.com	0.4%

How popular is slack.com?

Period	Global Rank	Global Rank Delta
past 3 months	209	-28
past month	208	-113
past week	280	89
yesterday	284	-6

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	156	-13	3798	17.4%	7.6	4%
30	155	-73	371	58.6%	7.44	-4.49%
7	216	74	253	-37.97%	6.9	-7.877%
1	200	-7	292	8%	8.5	5%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	260	-28	1980	13%
30	255	-154	2040	66%
7	336	103	1500	-32.64%
1	358	-11	1500	3%

Slack.com Website Safety

Overview

Last Updated: 12/25/2024

Overall result - slack.com is safe.

We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.

Norton Connect Safe

Last Updated: 02/01/2024

slack.com is safe.

Norton ConnectSafe evaluates slack.com for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 12/25/2024

slack.com is safe.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing

Last Updated: 08/11/2020

slack.com is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.

Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

Site Advisor

Last Updated: 02/22/2021

slack.com is safe.

McAfee assesses slack.com for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze slack.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/09/2019

slack.com child safety is very good.

The WOT calculates reputation of the slack.com. This reputation system receives ratings from users and information from third-party sources, assesses the slack.com for safety features and confirms, whether slack.com is suitable for children.

SSL Information

SSL Checker Tool

Domain	slack.com
Issuer Organization	Let's Encrypt
Issuer	R10
Algorithm	RSA-SHA256
Valid form	09/23/2024
Expiration	12/22/2024
Signed	Certificate is not self signed
Additional Domains	*.slack.com slack.com

Slack.com Rank History

Alexa Rank shows how popular slack.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If slack.com has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to slack.com and pageviews on slack.com over the past 3 months.

Slack.com Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 16509

ASN Title: AMAZON-02 - Amazon.com, Inc., US

Last Update: 07/06/2024

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509

OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4

OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN

OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN

RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Slack.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: SLACK.COM
Registry Domain ID: 900992_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.markmonitor.com
Registrar URL: http://www.markmonitor.com
Updated Date: 2023-09-18T10:50:08Z
Creation Date: 1992-10-21T04:00:00Z
Registry Expiry Date: 2025-10-20T04:00:00Z
Registrar: MarkMonitor Inc.
Registrar IANA ID: 292
Registrar Abuse Contact Email: abusecomplaints@markmonitor.com
Registrar Abuse Contact Phone: +1.2086851750
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Domain Status: serverDeleteProhibited https://icann.org/epp#serverDeleteProhibited
Domain Status: serverTransferProhibited https://icann.org/epp#serverTransferProhibited
Domain Status: serverUpdateProhibited https://icann.org/epp#serverUpdateProhibited
Name Server: NS-1493.AWSDNS-58.ORG
Name Server: NS-166.AWSDNS-20.COM
Name Server: NS-1901.AWSDNS-45.CO.UK
Name Server: NS-606.AWSDNS-11.NET
DNSSEC: signedDelegation
DNSSEC DS Data: 296 13 2 601D7EC07E7DEE6E1AB6A3E5B2DA170F8353375FEA63AF2B732FAA5A22898EA0
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-09-09T11:07:18Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
slack.com	18.168.172.238	60
slack.com	18.169.120.191	60
slack.com	18.134.215.41	60
slack.com	18.169.61.189	60

Host	MX Record	Priority	TTL
slack.com	aspmx.l.google.com	1	60
slack.com	aspmx2.googlemail.com	10	60
slack.com	aspmx3.googlemail.com	10	60
slack.com	alt1.aspmx.l.google.com	5	60
slack.com	alt2.aspmx.l.google.com	5	60

Host	NS Record	TTL
slack.com	ns-1493.awsdns-58.org	3600
slack.com	ns-166.awsdns-20.com	3600
slack.com	ns-1901.awsdns-45.co.uk	3600
slack.com	ns-606.awsdns-11.net	3600

Host	TXT Record	TTL
slack.com	OSSRH-54733	3600
slack.com	google-site-verification=2PK67oVPNyEtS1avSlr3PhH5nSiFuticbQv_bT4pM2k	3600
slack.com	google-site-verification=KqX3Ngw0XEjz_0GVx_xwFFlCoO-bskhqU_lxv0Q77mk	3600
slack.com	google-site-verification=efuXt5-oMr2CdNmVi6A9IO29KMKifpseD1qokxjWwcE	3600
slack.com	google-site-verification=kB1KvgpSk9YkHsFmsj1VPI5YmDvfKctPxnplhGjyqtE	3600
slack.com	google-site-verification=o2grd1TLmZZ8GrqbhVIFtzO2MRLTtSUpBBIBYfhQVCQ	3600
slack.com	google-site-verification=v-LLB__IhraaI7ZzuE3jvRFIm2vERPLzWoepAEZJtKQ	3600
slack.com	hubspot-developer-verification=OTE4NzYxYTgtMDUwZi00MzgzLTk2YTUtZDAwNjBlODg1MWM0	3600
slack.com	spycloud-domain-verification=02e4c0be-cf43-44e4-beaf-4f99702ca632	3600
slack.com	v=spf1 ip4:54.240.37.228/31 ip4:54.240.35.24/29 ip4:54.240.35.20/30 ip4:69.169.237.194 ip4:69.169.237.192/31 ip4:69.169.237.184/29 ip4:69.169.237.180/30 ip4:69.169.237.179 include:_spf.qualtrics.com include:mail.zendesk.com -all	3600

ns-1493.awsdns-58.org
TTL: 900
Email address: awsdns-hostmaster.amazon.com
Serial: 1
Refresh: 7200
Retry: 900
Expire: 1209600
Minimum: 300

Slack.com HTML Check

HTML Validation Tool

Warnings

The “type” attribute is unnecessary for JavaScript resources.

The “banner” role is unnecessary for element “header”.

The “navigation” role is unnecessary for element “nav”.

The “main” role is unnecessary for element “main”.

The first occurrence of ID “bring-your-team-together-in-channels-video” was here.

Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.

Text run is not in Unicode Normalization Form C.

The first occurrence of ID “group_dm_1” was here.

The first occurrence of ID “dev_team_weekly” was here.

The first occurrence of ID “project_checkout” was here.

The first occurrence of ID “sales_approvals” was here.

The first occurrence of ID “dm_1” was here.

Errors

A “charset” attribute on a “meta” element found after the first 1024 bytes.

A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.

Bad value “button” for attribute “role” on element “li”.

The element “a” must not appear as a descendant of an element with the attribute “role=button”.

The element “button” must not appear as a descendant of an element with the attribute “role=button”.

Duplicate ID “bring-your-team-together-in-channels-video”.

Element “a” not allowed as child of element “dl” in this context. (Suppressing further errors from this subtree.)

Element “span” not allowed as child of element “dl” in this context. (Suppressing further errors from this subtree.)

Duplicate ID “group_dm_1”.

Element “dl” is missing a required instance of child element “dd”.

Duplicate ID “dev_team_weekly”.

Duplicate ID “project_checkout”.

Duplicate ID “sales_approvals”.

Duplicate ID “dm_1”.

Element “dl” is missing a required child element.

Bad value “1” for attribute “version” on element “svg”.

Slack.com Lighthouse Performance

Mobile Statistics

Performance 13%

Accessibility 88%

Best Practices 69%

Progressive Web App 21%

Desktop Statistics

Progressive Web App 19%

Seo 83%

Slack.com Desktop Performance

Last tested: 06/12/2016

Desktop Speed

83%

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Leverage browser caching

Desktop Resource Breakdown

Total Resources	78
Number of Hosts	35
Static Resources	39
JavaScript Resources	22
CSS Resources	5

Slack.com Mobile Insights

Last tested: 12/17/2017

Mobile Usability

100%

Mobile Speed

68%

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Leverage browser caching

Enable compression

Minify JavaScript

Minify HTML

Mobile Resource Breakdown

Total Resources	96
Number of Hosts	41
Static Resources	40
JavaScript Resources	24
CSS Resources	2

Slack.com Common Typos

www.slack.com
www.slack.net
www.slack.org
www.slack.info
www.slack.biz
www.slack.us
www.slack.mobi
www.lack.com
www.slack.com
www.wlack.com
www.swlack.com
www.wslack.com
www.elack.com
www.selack.com
www.eslack.com
www.dlack.com
www.sdlack.com
www.dslack.com
www.zlack.com
www.szlack.com
www.zslack.com
www.xlack.com
www.sxlack.com
www.xslack.com
www.alack.com
www.salack.com
www.aslack.com
www.sack.com
www.spack.com
www.slpack.com
www.splack.com
www.soack.com
www.sloack.com
www.solack.com
www.skack.com
www.slkack.com
www.sklack.com
www.slck.com
www.slqck.com
www.slaqck.com
www.slqack.com
www.slwck.com
www.slawck.com
www.slwack.com
www.slsck.com
www.slasck.com
www.slsack.com
www.slzck.com
www.slazck.com
www.slzack.com
www.slak.com
www.slaxk.com
www.slacxk.com
www.slaxck.com
www.sladk.com
www.slacdk.com
www.sladck.com
www.slafk.com
www.slacfk.com
www.slafck.com
www.slavk.com
www.slacvk.com
www.slavck.com
www.slac.com
www.slacj.com
www.slackj.com
www.slacjk.com
www.slaci.com
www.slacki.com
www.slacik.com
www.slacm.com
www.slackm.com
www.slacmk.com
www.slacl.com
www.slackl.com
www.slaclk.com
www.slaco.com
www.slacko.com
www.slacok.com
www.slack.con

Slack.com Slack

Slack.com Overview

Slack.com Rank Summary

Slack.com Website Safety

Slack.com Rank History

Slack.com Hosting Information

Slack.com Domain Registration and Settings

Slack.com HTML Check

Slack.com Lighthouse Performance

Slack.com Desktop Performance

Slack.com Mobile Insights

Slack.com Similar Audits

Slack.com Common Typos