DNS Record Lookup

Look up DNS records including A, AAAA, MX, NS, SOA, CNAME, TXT, and CAA records for any domain

Hosting & Network

costcoauto.com runs on Microsoft Azure, with DNS by Azure DNS and email via Mimecast.

Hosting network
Microsoft AzureAS8075Microsoft Azure
Managed DNS
Azure DNS
Email
Mimecast
IPv6 (AAAA)
Not enabled
CAA pinning
None

Sits alongside 170,263 other sites on Microsoft Azure. Stable here since we started watching (Sep 23, 2026).

DNS Records for costcoauto.com

HostnameTypeTTLPriorityContent
costcoauto.comNS0ns4-09.azure-dns.info
costcoauto.comNS0ns1-09.azure-dns.com
costcoauto.comNS0ns2-09.azure-dns.net
costcoauto.comNS0ns3-09.azure-dns.org
costcoauto.comMX010us-smtp-inbound-2.mimecast.com
costcoauto.comMX010us-smtp-inbound-1.mimecast.com
costcoauto.comSOA86400ns1-09.azure-dns.com hostmaster.affinitydev.com 2011032622 10800 3600 1209600 86400
costcoauto.comA0150.171.109.72
costcoauto.comTXT0wrike-verification=NTYzNzM0OmRmNzVmMWIxMDA0NTFjNmQwNDBjMzZmNTY5OThjZGQ4YzVkZTNmNGZiN2VjYzJkMDQyNmM5YjZhNDk0MjBjNjI=
costcoauto.comTXT0atlassian-domain-verification=Lif/Tt2eIV/Ro4vRbPAHZrm3OZgBXpGaf3rSMeY6/QcuwApCYeQps/iaHnsVEc/o
costcoauto.comTXT0google-site-verification=CrDz6j1VIk8QRB-hnqZ38hOcy-eM7V9LegE7OLO_EV0
costcoauto.comTXT0knowbe4-site-verification=7911d50e140dcd798f008fd379331d0e
costcoauto.comTXT0meltwater_sso_20250630_TRITON-29737
costcoauto.comTXT0v=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:usermail.zohocreator.com ip4:159.183.179.78 -all
costcoauto.comTXT0MS=ms13543162
costcoauto.comTXT0rippling-domain-verification=127827459d8edad4
costcoauto.comTXT0G8q95NFmYnHyzZuHeY6IecFip/9rP4bNPSMJUPdAM0WkpBT0qsjqBepKlJ0tVuwQqHLgsUXuQ2n/9ReU8BaTNw==
costcoauto.comTXT0airtable-verification=bb030cd686e8bf5933ca366f10e5247c
costcoauto.comTXT0perplexity-ai-domain-verification-aj1cs2=sYqplrejUyFnv17HU1isKVmsa
costcoauto.comTXT0onetrust-domain-verification=4f1f077be00c44b2bd319521ee557557
costcoauto.comTXT0facebook-domain-verification=c0gke84fa6gk1lq9fooxcm1369nueq
costcoauto.comTXT0anthropic-domain-verification-byypvt=9zxt3gqOXqyKEjkVm839FZTsE
costcoauto.comTXT0asv_domain=203e848e6ed466902eb0d0c1a7b242e2
costcoauto.comTXT01password-site-verification=D5TQPGQXM5FC5BFVJLMRZE6LKM
costcoauto.comTXT0have-i-been-pwned-verification=d5fea1fead9844e86b5ce8dd3fb377cd
costcoauto.comTXT0google-site-verification=i-cfXYcQRjF6wwY-vJ50H7114OuTC_BKWw3LiFZZVvo
costcoauto.comTXT0pandadoc-domain-verification=TZYUFcJ3nyVVGmY5qjBPWi
costcoauto.comTXT0dropbox-domain-verification=grpdryai96fa
costcoauto.comTXT0ZOOM_verify_tr_Z4c1iTea4MB5sUNt0Nw
costcoauto.comTXT0hibp-verify=dweb_16y135bbvah6880uo2fmltfn
www.costcoauto.comCNAME0webapps01-prod-dacnbrffd3geahe9.z01.azurefd.net
www.costcoauto.comAAAA02603:1061:14:4c::1
www.costcoauto.comA0150.171.109.66

Get alerted the moment costcoauto.com's DNS changes

This page is today's snapshot. Turn on monitoring and we'll watch costcoauto.com continuously, notifying you the moment anything moves across all three signals:

Uptime

We visit the site from multiple regions worldwide and email you within minutes if it goes down, with a per-region breakdown so a real outage stands out from a regional blip.

DNS changes

We watch NS, MX, CAA, DNSSEC, CNAME and A/AAAA records, and identify the host, network, and ASN behind them, so a real migration or hijack stands out from routine noise.

TLS certificate

We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.

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Beta

Answers use the live DNS records shown on this page. AI-generated — double-check anything important.

About DNS Records

DNS (Domain Name System) records are instructions that provide information about a domain, including its IP addresses, mail servers, and other services. Common record types include:

  • SOA (Start of Authority) - Contains administrative information about the zone
  • NS (Nameserver) - Specifies authoritative nameservers for the domain
  • A (Address) - Maps a domain to an IPv4 address
  • AAAA - Maps a domain to an IPv6 address
  • CNAME (Canonical Name) - Creates an alias pointing to another domain
  • MX (Mail Exchange) - Specifies mail servers for the domain