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Hosting & Network

buero-18.de runs on AS3320, with email via Microsoft 365.

Hosting network
AS3320AS3320
Managed DNS
Self-hosted / other
Email
Microsoft 365
IPv6 (AAAA)
Not enabled
CAA pinning
None

Sits alongside 27,013 other sites on AS3320. Stable here since we started watching (Sep 5, 2026).

The apex and www are the same hosting — the apex via A records, www via a CNAME to www04.pcom.de.

DNS Records for buero-18.de

HostnameTypeTTLPriorityContent
buero-18.deMX0buero18-de01c.mail.protection.outlook.com
buero-18.deTXT0v=spf1 include:spf.protection.outlook.com a:mo.cobai.com -all
buero-18.deTXT0MS=ms60339151
buero-18.deSOA3600ns1.pcom.de admin.pcom.de 2025080501 86400 7200 1209600 3600
buero-18.deA0194.25.152.70
buero-18.deNS0ext-ns.lf.net
buero-18.deNS0ns1.pcom.de
www.buero-18.deA0194.25.152.70
www.buero-18.deCNAME0www04.pcom.de

Get alerted the moment buero-18.de's DNS changes

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Uptime

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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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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