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Rank #2,087Updated November 10, 2026

mimecast.com

Human Risk Management & Advanced Email Security | Mimecast

mimecast.com is registered with MarkMonitor Inc. since February 21, 2003 (23.7 years). The registration expires on December 14, 2032. The site runs on ASP.NET, Azure Front Door, unpkg and 4 other technologies. Its email security grade is B. Its SSL certificate is issued by Amazon and is valid for 172 more days.

Domain age
23.7 yrs
Technologies
7
Email security
B
SSL days left
172

Registration

RegistrarMarkMonitor Inc.
IANA ID292
RegisteredFebruary 21, 2003
ExpiresDecember 14, 2032
UpdatedNovember 12, 2024
Statusclient delete prohibited, client transfer prohibited, client update prohibited, server delete prohibited, server transfer prohibited, server update prohibited
Name serversdns01.mimecast.net, dns02.mimecast.net, dns03.mimecast.net, dns04.mimecast.net
DNSSECNot signed

DNS records

TypeValueTTL
A103.107.226.226227
MXservice-alpha-inbound-a.mimecast.com 10300
MXservice-alpha-inbound-b.mimecast.com 10300
NSdns02.mimecast.net86400
NSdns01.mimecast.net86400
NSdns04.mimecast.net86400
NSdns03.mimecast.net86400
CAAissuewild 0 letsencrypt.org3600
CAAissuewild 0 pki.goog3600
CAAissue 0 digicert.com3600
CAAissue 0 letsencrypt.org3600
CAAissuewild 0 digicert.com3600
CAAissuewild 0 amazonaws.com3600
CAAissue 0 amazonaws.com3600
CAAissue 0 pki.goog3600
TXTr9ffvqvn3lzqjntgng3b1n0tt1pdhs0w300
TXTgoogle-site-verification=QItWdZyz7z1CYXD0Gsx5_HXdktCfHjTBXEMOAF1Fo70300
TXTmiro-verification=962e0bf9f60f1a1fc2e48ccce0e009b7dd4ca754300
TXTkz87t95n047tq39ywhk4nysf9y1v1rdg300
TXTkiro-site-verification=38d23567-b104-4a99-a5b3-56050f9ddb31300
TXTverification_token=DHXP0MNRGJ8zkiP247kDiLigk300
TXTgoogle-site-verification=fedypP00EQfWF3QIChBj2kgHwODJEgMg1WUde21A-hE300
TXT_8c3jko6yhagmu9aj0re99v35piez8mx300
TXTelevenlabs=CNrG00kC90Fqosh3bImrvlIinVqv5FgMhyY2mz0GxFc300
TXTanthropic-domain-verification-r5xarz=7s5piFk2wCCr5jrOSwU9qEV6p300
TXTgoogle-site-verification=TCtQARZdwqYz00QUGEaqKG6TpDRPxLnA0xjvOr1L7WE300
TXTatlassian-domain-verification=o46uxiY17PUJ2PcFuz9D4GTUr8f4eY895lZy8s22BZij9sEKkOThCKs+LwwzHUqP300

Technology stack

JavaScript library
Security
Web framework

Analytics and advertising IDs

google_tag_manager:GTM-M2787TN

SSL certificate

ValidValid
IssuerUS, Amazon RSA 2048 M04, Amazon
ExpiresMay 1, 2027
Days remaining172
ProtocolTLSv1.3
Namesmimecast.com, mimecast.ph, mimecast.pk, solebit.io, mimecast.nl, messagecontrol.com, mimecast.hk, dmarcanalyzer.com, code42.com, mimecast.de, simplymigrate.com, mimecast.co.za

Email security

BScore 80/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • warnSPF uses 9 of the 10 allowed DNS lookups. Adding another service may break it.
  • warnNo DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess.
  • warnMTA-STS is in testing mode. Switch to mode: enforce once reports look clean.
  • warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
  • goodSPF record found.
  • goodSPF ends with -all: servers you have not listed are rejected (hard fail).
  • goodDMARC policy is reject: mail that fails authentication is blocked.
  • goodDMARC aggregate reports are sent to mailto:[email protected], mailto:74e31d82-60cd-440c-ae8a-75b8a5c2ad94@rep.uk.mimecastdmarcanalyzer.com.
  • good2 MX record(s) found. Mail is handled by Mimecast.
  • goodTLS-RPT is set up: you receive reports about failed encrypted deliveries.

Homepage metadata

TitleHuman Risk Management & Advanced Email Security | Mimecast
DescriptionProtect email and collaboration tools with Mimecast. Manage human risk and stay ahead of cyber threats with advanced security solutions.
Languageen
Canonicalhttps://www.mimecast.com/
Structured dataOrganization, WebSite
IndexableYes
Word count1142

About mimecast.com

Who is the registrar of mimecast.com?

mimecast.com is registered with MarkMonitor Inc. (IANA ID 292).

When does mimecast.com expire?

The current registration of mimecast.com expires on December 14, 2032. It was first registered on February 21, 2003.

What technology does mimecast.com use?

We detected 7 technologies on mimecast.com, including Azure Front Door, unpkg, Font Awesome, Lottie, HSTS, Google Tag Manager.

Does mimecast.com protect its email with SPF and DMARC?

mimecast.com scores 80/100 (grade B) for email security. SPF uses 9 of the 10 allowed DNS lookups. Adding another service may break it. No DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess.

What are the name servers of mimecast.com?

mimecast.com uses dns02.mimecast.net, dns01.mimecast.net, dns04.mimecast.net, dns03.mimecast.net.