esm.dk
Last scanned: 2026-08-28 06:10:15  ·  10343ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   68ms
NameserverIP addressesPTRASN / ISP
ns1.digitalocean.com 172.64.52.210
2606:4700:52::ac40:34d2		 ns1.digitalocean.com
ns1.digitalocean.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ns2.digitalocean.com 172.64.53.21
2606:4700:5a::ac40:3515		 ns2.digitalocean.com
ns2.digitalocean.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ns3.digitalocean.com 172.64.49.209
2606:4700:52::ac40:31d1		 ns3.digitalocean.com
ns3.digitalocean.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
🌍 A Records1 records   82ms
IPTTLPTRASNISP / OrgCIDRCountryCity
161.35.75.87 3600s — AS14061 DigitalOcean, LLC 161.35.0.0/16 🇩🇪 Germany Frankfurt am Main
📧 MX Records1 records   101ms
PriorityTTLMail ServerIP addressesPTRASN
20 4006s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE2 records   101ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
🔐 DNSSEC9095ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial0
Primary NS (MNAME)ns1.digitalocean.com
Responsible (RNAME)hostmaster@esm.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
68ms
A
82ms
MX
101ms
AAAA
94ms
TXT
389ms
CAA
109ms
HTTPS
87ms
TLSA
101ms
SOA
0ms
MTA-STS
117ms
DNSSEC
9095ms
SRV
124ms
Total
10343ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 06:10:15 10343ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 08:24:33 353ms 0 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 08:24:12 620ms 0 NS 1 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone