forest-study.dk

📜 Historical scan 2026-08-25 05:09:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

forest-study.dk is a .dk domain served by 2 nameservers (garrett.ns.cloudflare.com, vivienne.ns.cloudflare.com). It was registered on 14 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.176 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, 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#

2 records 87ms

Nameserver	IP addresses	PTR	ASN / ISP
garrett.ns.cloudflare.com	108.162.195.195 162.159.44.195 172.64.35.195 2606:4700:58::a29f:2cc3 2803:f800:50::6ca2:c3c3 2a06:98c1:50::ac40:23c3	garrett.ns.cloudflare.com garrett.ns.cloudflare.com garrett.ns.cloudflare.com garrett.ns.cloudflare.com garrett.ns.cloudflare.com garrett.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
vivienne.ns.cloudflare.com	108.162.194.50 162.159.38.50 172.64.34.50 2606:4700:50::a29f:2632 2803:f800:50::6ca2:c232 2a06:98c1:50::ac40:2232	vivienne.ns.cloudflare.com vivienne.ns.cloudflare.com vivienne.ns.cloudflare.com vivienne.ns.cloudflare.com vivienne.ns.cloudflare.com vivienne.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.176	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.153.148	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 98ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	188.114.97.3
🔶 Autoconfig	172.67.153.148

🔷 AAAA Records (IPv6)#

2 records 119ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:3b0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:9994	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 97ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.176,172.67.153.148 ech=AEX+DQBBawAgACBBwLQ2IQI5kxHqyXMxsjjWJa66o5bp5FysbYIpucVDBgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3b0,2606:4700:3033::ac43:9994

📝 TXT Records#

1 records 448ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

Policy	Record (forest-study.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 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 2026-10-10 12:39:42

www	104.21.3.176 172.67.153.148 2606:4700:3030::6815:3b0 2606:4700:3033::ac43:9994 (AS13335) (address records, no CNAME)
www vs bare domain	Same network forest-study.dk: 104.21.3.176 172.67.153.148 2606:4700:3030::6815:3b0 2606:4700:3033::ac43:9994 (AS13335) www.forest-study.dk: 104.21.3.176 172.67.153.148 2606:4700:3030::6815:3b0 2606:4700:3033::ac43:9994 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.forest-study.dk	6iJoTz8PYwhOhSIrUZQbQNh55Yt0TNqXOizw-8dh9Aw
TXT	_acme-challenge.forest-study.dk	EUkPsPOKZsg6bXU9hLMFI1UCjN1eRw_MghECZ-z2M9c

🔗 TLSA / DANE#

2 records 227ms

Service / Owner	Type	Cert 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…

🔐 DNSSEC#

328ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2413039374
Primary NS (MNAME)	garrett.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 22:04:58

Field	Value
Registrar	Simply.com A/S
Registered	2026-04-14
Expires	2027-04-13 (176d)

📋 WHOIS#

⏱️ Lookup Timing#

87ms

64ms

98ms

AAAA

119ms

TXT

448ms

CAA

120ms

HTTPS

97ms

TLSA

227ms

SOA

0ms

MTA-STS

160ms

DNSSEC

328ms

SRV

238ms

Total

1979ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 12:39:42	1312ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-04 05:30:17	530ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 12:55:41	804ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 05:09:19 shown	1979ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-16 02:08:35	12107ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-12 05:07:05	1872ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 00:51:15	951ms	2 NS 2 A 1 MX	❓ Unknown
2026-06-25 03:53:14	2785ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 02:21:56	6438ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 08:36:11	912ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 09:49:52	593ms	2 NS 2 A 1 MX	🔓 Insecure