studietroje.dk

📜 Historical scan 2026-08-29 04:58:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

studietroje.dk is a .dk domain served by 2 nameservers (michelle.ns.cloudflare.com, trey.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.28.40 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.forwardemail.net, mx2.forwardemail.net. 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
michelle.ns.cloudflare.com	108.162.192.201 172.64.32.201 173.245.58.201 2606:4700:50::adf5:3ac9 2803:f800:50::6ca2:c0c9 2a06:98c1:50::ac40:20c9	michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
trey.ns.cloudflare.com	108.162.193.242 172.64.33.242 173.245.59.242 2606:4700:58::adf5:3bf2 2803:f800:50::6ca2:c1f2 2a06:98c1:50::ac40:21f2	trey.ns.cloudflare.com trey.ns.cloudflare.com trey.ns.cloudflare.com trey.ns.cloudflare.com trey.ns.cloudflare.com trey.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 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.28.40	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.144.17	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 24ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.forwardemail.net	121.127.44.56 138.197.213.185 2604:a880:2:d0::306:1 2a02:6ea0:d71e::2	mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net	AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC AS60068 Datacamp Limited
10	3600s	mx2.forwardemail.net	104.248.224.170 121.127.44.59 2604:a880:400:d1::cd:9001 2a02:6ea0:d71e::1	mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net	AS14061 DigitalOcean, LLC AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS60068 Datacamp Limited

🔷 AAAA Records (IPv6)#

2 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:9011	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:1c28	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 27ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.28.40,172.67.144.17 ech=AEX+DQBBSAAgACDloa2eUxFnTrNkysPJSBndkuEgFcsOir9jlyeImsoFLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:9011,2606:4700:3034::6815:1c28

📝 TXT Records#

1 records 129ms

TXT Record
forward-email=administration@smilo.dk

✉️ 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 2026-10-10 09:07:24

www	104.21.28.40 172.67.144.17 2606:4700:3031::ac43:9011 2606:4700:3034::6815:1c28 (AS13335) (address records, no CNAME)
www vs bare domain	Same network studietroje.dk: 104.21.28.40 172.67.144.17 2606:4700:3031::ac43:9011 2606:4700:3034::6815:1c28 (AS13335) www.studietroje.dk: 104.21.28.40 172.67.144.17 2606:4700:3031::ac43:9011 2606:4700:3034::6815:1c28 (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.studietroje.dk	AXv_SQbxRyC62f8DxwY8o98bdozCiZnMiEiTZSPr0A0
TXT	_acme-challenge.studietroje.dk	LHeva_pbtZM24yIgDMQyxLFo9g0oZ_DbvGmTLaxdG6U

🔗 TLSA / DANE#

4 records 48ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…
SMTP _25._tcp.mx1.forwardemail.net	DANE-EE · SPKI · SHA-256	321F694EAD3A2E733D857FD7E79D811F…
SMTP _25._tcp.mx2.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…
SMTP _25._tcp.mx2.forwardemail.net	DANE-EE · SPKI · SHA-256	321F694EAD3A2E733D857FD7E79D811F…

🔐 DNSSEC#

101ms

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	2413381149
Primary NS (MNAME)	michelle.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

34ms

27ms

24ms

AAAA

37ms

TXT

129ms

CAA

28ms

HTTPS

27ms

TLSA

48ms

SOA

0ms

MTA-STS

55ms

DNSSEC

101ms

SRV

45ms

Total

1121ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 23:32:59	1027ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-28 08:59:19	1393ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-31 05:27:45	3205ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-29 04:58:34 shown	1121ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-31 04:28:28	1429ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-25 09:47:00	7113ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-25 00:14:32	3696ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-17 12:09:28	881ms	2 NS 2 A 2 MX	🔓 Insecure