esf.dk

📜 Historical scan 2026-10-02 20:13:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

esf.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 11 October 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 67.225.130.183 is hosted by Liquid Web, L.L.C (AS32244) in United States. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 28ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
67.225.130.183	3600s	—	AS32244	Liquid Web, L.L.C	67.225.128.0/17	🇺🇸 United States	—

📧 MX Records#

📧

No MX records found

🔷 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 22:56:57

www	67.225.130.183 (AS32244) (address records, no CNAME)
www vs bare domain	Same network esf.dk: 67.225.130.183 (AS32244) www.esf.dk: 67.225.130.183 (AS32244)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

117ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

30ms

Field	Value
Serial	2026100200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-11 21:16:10

Field	Value
Registrar	Simply.com A/S
Registered	2023-10-11
Expires	2027-10-10 (358d)

📋 WHOIS#

⏱️ Lookup Timing#

28ms

36ms

33ms

AAAA

33ms

TXT

109ms

CAA

32ms

HTTPS

34ms

TLSA

231ms

SOA

30ms

MTA-STS

53ms

DNSSEC

117ms

SRV

45ms

Total

754ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 22:56:57	433ms	3 NS 1 A 0 MX	🔒 Secure
2026-10-02 20:13:18 shown	754ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-25 19:13:48	539ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-07 16:28:28	572ms	3 NS 1 A 0 MX	🔒 Secure
2026-08-28 01:13:19	653ms	3 NS 1 A 0 MX	🔒 Secure
2026-08-26 06:34:53	608ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-29 04:14:25	621ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-17 08:22:22	442ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-17 08:21:23	495ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-17 08:20:54	724ms	3 NS 1 A 0 MX	🔒 Secure