open2day.dk

📜 Historical scan 2026-08-08 02:37:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

open2day.dk is a .dk domain served by 3 nameservers (ns1.netsite.dk, ns2.netsite.eu, ns3.netsite.se). It was registered on 6 December 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.224.18.18 is hosted by Netsite A/S (AS205206) in Denmark. Mail is handled by mx.netsite.dk. The zone is DNSSEC-signed and validates, publishes a 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.netsite.dk	185.224.16.200 2a0c:cc00:0:1648::53	ns1.netsite.dk ns1.netsite.dk	AS205206 Netsite A/S AS205206 Netsite A/S
ns2.netsite.eu	194.58.196.59 2a01:3f1:859::53	ns2.netsite.eu ns2.netsite.eu	AS8674 Netnod AB AS8674 Netnod AB
ns3.netsite.se	185.42.137.115 2a01:3f0:400::59	ns3.netsite.se ns3.netsite.se	AS8674 Netnod AB AS8674 Netnod AB

🌍 A Records#

1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.224.18.18	28800s	webproxy.netsite.dk	AS205206	Netsite A/S	185.224.16.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	mx.netsite.dk	185.224.16.170	mx.netsite.dk	AS205206 Netsite A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔶 Autoconfig	autoconfig.netsite.dk → 185.224.16.223

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 75ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	autodiscover.netsite.dk

📝 TXT Records#

1 records 159ms

TXT Record
v=spf1 include:spf.netsite.dk ~all

✉️ SPF#

Policy	Record (open2day.dk)
~all (soft fail)	v=spf1 include:spf.netsite.dk ~all

📨 DMARC#

Policy	Record (_dmarc.open2day.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-15 07:52:06

www	185.224.18.18 (AS205206) (address records, no CNAME)
www vs bare domain	Same network open2day.dk: 185.224.18.18 (AS205206) www.open2day.dk: 185.224.18.18 (AS205206)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

83ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026080601
Primary NS (MNAME)	ns1.netsite.dk
Responsible (RNAME)	hostmaster@netsite.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-08 11:19:17

Field	Value
Registrar	Netsite A/S
Registered	2010-12-06
Expires	2026-12-31 (74d)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

42ms

46ms

AAAA

43ms

TXT

159ms

CAA

42ms

HTTPS

43ms

TLSA

59ms

SOA

0ms

MTA-STS

68ms

DNSSEC

83ms

SRV

75ms

Total

725ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 07:52:06	648ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 11:14:43	586ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 23:22:34	385ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-26 22:11:13	589ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 21:33:42	573ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-23 20:36:52	534ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-21 14:04:15	573ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-14 10:51:05	565ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-07 08:34:02	581ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 05:43:08	455ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-20 18:31:10	2684ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-13 16:21:27	805ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-08 02:37:37 shown	725ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-31 10:33:13	789ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-23 13:48:52	8527ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-17 11:41:53	648ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-14 05:40:24	739ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-03 13:43:43	2570ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-29 22:56:20	673ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-27 01:54:25	617ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-19 22:50:03	801ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:47:53	488ms	3 NS 1 A 1 MX	🔒 Secure