Mailcow.email mailcow: dockerized - Blog

The mailserver suite with the 'moo' – ? + ? = ? | Official Blog Page

Mailcow.email Overview

Website Overview: mailcow.email

mailcow.email is an open-source mailserver suite that provides users with a robust and versatile solution for managing email communications. With its comprehensive feature set and user-friendly interface, it has gained popularity among individuals and organizations alike.

As the name suggests, mailcow.email offers a wide range of features and capabilities to enhance the email experience. From seamless integration with existing email clients to advanced security measures, this platform is designed to meet the diverse needs of its users.

The site attracts a significant amount of traffic, with an impressive average of 17,872 unique users per day. This high level of engagement is further reflected in the 89,360 pageviews the site receives on a daily basis. Such popularity provides a testament to the quality and usefulness of the mailcow.mailserver suite.

Hosting for mailcow.email is provided by FASTLY - Fastly, a prominent hosting company based in the United States. This ensures reliable and efficient access to the website for users across the globe. Additionally, the site is secured with an SSL certificate issued by Let's Encrypt, ensuring a safe and encrypted browsing experience for users.

In terms of its audience, mailcow.email is committed to offering a family-friendly environment. Users can rest assured that the content and features available on the site align with values that promote ethical and safe online practices.

One key indicator of the site's credibility is the significant number of external backlinks it has acquired. With a total of 1,054 backlinks from various reputable sources, mailcow.email has established itself as a trusted and reliable platform within the email community. Furthermore, the site boasts an impressive 946 referring domains, illustrating the wide reach and influence it has gained over time.

Overall, mailcow.email is a valuable and popular open source mailserver suite. Its comprehensive features, high traffic volume, and credibility make it a go-to resource for individuals and organizations seeking a reliable and versatile email management solution. With its family-friendly environment and commitment to security, mailcow.email remains a trusted platform that continues to gain widespread recognition and acclaim in the online community.

Mailcow.email Website Safety

Overview

Last Updated: 09/08/2025

Unknown status.

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: 02/09/2025

mailcow.email is safe.

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

Google Safe Search

Last Updated: 09/08/2025

Unknown status.

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: 01/09/2019

mailcow.email 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: 02/08/2021

mailcow.email is safe.

McAfee assesses mailcow.email 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 mailcow.email for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 09/08/2025

mailcow.email child safety is unknown.

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

SSL Information

SSL Checker Tool

Domain	mailcow.email
Issuer Organization	Let's Encrypt
Issuer	R11
Algorithm	RSA-SHA256
Valid form	09/02/2024
Expiration	12/01/2024
Signed	Certificate is not self signed
Additional Domains	mailcow.email

Mailcow.email Rank History

Alexa Rank shows how popular mailcow.email is in comparison with other sites. The most popular site has Alexa Rank equals 1. If mailcow.email 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 mailcow.email and pageviews on mailcow.email over the past 3 months.

Mailcow.email Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 54113

ASN Title: FASTLY - Fastly, US

Last Update: 08/28/2025

#
# 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: 54113
ASName: FASTLY
ASHandle: AS54113
RegDate: 2011-10-04
Updated: 2012-03-02
Comment: http://www.fastly.com/
Ref: https://rdap.arin.net/registry/autnum/54113

OrgName: Fastly
OrgId: SKYCA-3
Address: PO Box 78266
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2011-09-16
Updated: 2017-03-30
Ref: https://rdap.arin.net/registry/entity/SKYCA-3

OrgNOCHandle: FNO19-ARIN
OrgNOCName: Fastly Network Operations
OrgNOCPhone: +1-415-404-9374
OrgNOCEmail: noc@fastly.com
OrgNOCRef: https://rdap.arin.net/registry/entity/FNO19-ARIN

OrgTechHandle: FRA19-ARIN
OrgTechName: Fastly RIR Administrator
OrgTechPhone: +1-415-404-9374
OrgTechEmail: rir-admin@fastly.com
OrgTechRef: https://rdap.arin.net/registry/entity/FRA19-ARIN

OrgAbuseHandle: ABUSE4771-ARIN
OrgAbuseName: Abuse Account
OrgAbusePhone: +1-415-496-9353
OrgAbuseEmail: abuse@fastly.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE4771-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.
#

Mailcow.email Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

TLD is not supported.
>>> Last update of WHOIS database: 2025-08-28T07:26:51Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
mailcow.email	5.1.76.57	3600

Host	MX Record	Priority	TTL
mailcow.email	hosted.mailcow.de	10	120

Host	NS Record	TTL
mailcow.email	ns2.servercow.de	86400
mailcow.email	ns1.servercow.de	86400

Host	TXT Record	TTL
mailcow.email	v=spf1 mx ~all	86400

ns1.servercow.de
TTL: 86400
Email address: hostmaster.servercow.de
Serial: 2019080702
Refresh: 28800
Retry: 7200
Expire: 604800
Minimum: 86400

Mailcow.email HTML Check

HTML Validation Tool

Errors

Attribute “loading” not allowed on element “img” at this point.

The “sizes” attribute may be specified only if the “srcset” attribute is also present.

Bad value “08-19-2025” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.

Bad value “07-15-2025” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.

Bad value “05-13-2025” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.

Bad value “03-25-2025” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.

Bad value “02-27-2025” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.

Bad value “02-07-2025” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.

Bad value “02-04-2025” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.

Bad value “12-20-2024” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.

Bad value “11-07-2024” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.

End tag “div” seen, but there were open elements.

Unclosed element “ul”.

Bad value “08-15-2024” for attribute “datetime” on element “time”: The literal did not satisfy the time-datetime format.

Bad value “license external nofollow noopener noreffer” for attribute “rel” on element “a”: The string “noreffer” is not a registered keyword.

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Mailcow.email mailcow: dockerized - Blog

The mailserver suite with the 'moo' – ? + ? = ? | Official Blog Page

Mailcow.email Overview

Mailcow.email Website Safety

Mailcow.email Rank History

Mailcow.email Hosting Information

Mailcow.email Domain Registration and Settings

Mailcow.email HTML Check

Mailcow.email Similar Audits

Mailcow.email Common Typos