ntpsync.dk

📜 Historical scan 2026-06-20 23:15:30 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ntpsync.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 3 May 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.229.203.9 is hosted by Netnoerden ApS (AS216275) in Denmark. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 49ms

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 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.229.203.9	3600s	—	AS216275	Netnoerden ApS	91.229.203.0/24	🇩🇰 Denmark	Virum

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

1 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a13:e740:28a:c1b4::2	3600s	—	AS216275	Netnoerden ApS	2a13:e740:0:0:0:0:0:0/29	🇩🇰 Denmark	—

🔐 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 19:21:57

www	NXDOMAIN
www vs bare domain	www does not resolve ntpsync.dk: 91.229.203.9 2a13:e740:28a:c1b4::2 (AS216275) www.ntpsync.dk: no address (all like this)
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#

244ms

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

🏷️ SOA#

40ms

Field	Value
Serial	2026050306
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 2026-10-10 12:59:33

Field	Value
Registrar	Simply.com A/S
Registered	2026-05-03
Expires	2027-05-02 (190d)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

44ms

34ms

AAAA

30ms

TXT

236ms

CAA

42ms

HTTPS

90ms

TLSA

193ms

SOA

40ms

MTA-STS

43ms

DNSSEC

244ms

SRV

199ms

Total

591ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 18:40:31	2857ms	3 NS 1 A 0 MX	🔒 Secure
2026-10-02 18:36:27	4322ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-25 18:35:41	2429ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-26 06:49:26	780ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-20 23:15:30 shown	591ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-18 00:07:42	655ms	3 NS 1 A 0 MX	🔒 Secure