DNS Record Lookup

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

Hosting & Network

essustainability.com runs on Cogent, with email via Microsoft 365.

Hosting network
CogentAS174Cogent
Managed DNS
Self-hosted / other
Email
Microsoft 365
IPv6 (AAAA)
Not enabled
CAA pinning
None

Sits alongside 4,999+ other sites on Cogent. Stable here since we started watching (Sep 4, 2026).

DNS Records for essustainability.com

HostnameTypeTTLPriorityContent
essustainability.comSOA600ns1072.ui-dns.org hostmaster.1und1.com 2017060249 28800 7200 604800 600
essustainability.comA038.242.130.202
essustainability.comNS0ns1096.ui-dns.de
essustainability.comNS0ns1116.ui-dns.com
essustainability.comNS0ns1031.ui-dns.biz
essustainability.comNS0ns1072.ui-dns.org
essustainability.comMX0essustainability-com.mail.protection.outlook.com
essustainability.comTXT0v=spf1 include:_spf.perfora.net include:_spf.kundenserver.de include:spf.protection.outlook.com ~all
essustainability.comTXT0brevo-code:9a9cd465f734e2740b6b4c800ff20b63
essustainability.comTXT0google-site-verification=7Dn-_yJ_DxEa_0VBaZ6Xk4T9WIZJf8_8qxzIza25ofE
essustainability.comTXT0v=verifydomain MS=2380699
essustainability.comTXT0linkedin-site-verification=a30b2abd-735b-499a-917e-da8f6db03acd
essustainability.comTXT0google-site-verification=hInYASe0SZhE2rK2YKlxhFvXSHlAHL6U4jtj5WzLJA4
www.essustainability.comAAAA02001:8d8:100f:f000::2f2
www.essustainability.comA0217.160.0.19

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Beta

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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

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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