udforske.dk

📜 Historical scan 2026-06-26 09:09:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

udforske.dk is a .dk domain served by 2 nameservers (arturo.ns.cloudflare.com, lovisa.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.65.45 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by udforske-dk.mail.protection.outlook.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 218ms

Nameserver	IP addresses	PTR	ASN / ISP
arturo.ns.cloudflare.com	108.162.195.216 162.159.44.216 172.64.35.216 2606:4700:58::a29f:2cd8 2803:f800:50::6ca2:c3d8 2a06:98c1:50::ac40:23d8	arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com arturo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lovisa.ns.cloudflare.com	108.162.194.39 162.159.38.39 172.64.34.39 2606:4700:50::a29f:2627 2803:f800:50::6ca2:c227 2a06:98c1:50::ac40:2227	lovisa.ns.cloudflare.com lovisa.ns.cloudflare.com lovisa.ns.cloudflare.com lovisa.ns.cloudflare.com lovisa.ns.cloudflare.com lovisa.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 218ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.65.45	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.158.82	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 214ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	udforske-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::20 2a01:111:f403:ca09::3 2a01:111:f403:ca09::9 52.101.68.12 52.101.68.29 52.101.68.5 52.101.73.28	mail-du0pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	172.67.158.82

🔷 AAAA Records (IPv6)#

2 records 188ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:412d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:9e52	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 184ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.65.45,172.67.158.82 ech=AEX+DQBBqwAgACBaFHFqKpl+NF6G2VTLepMMpcoBsz+C+ojpJ3gfulHeOgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:412d,2606:4700:3034::ac43:9e52

🔌 SRV Records#

1 records 308ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 409ms

TXT Record
MS=ms51713384
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (udforske.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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 2026-10-08 10:40:39

www	104.21.65.45 172.67.158.82 2606:4700:3031::6815:412d 2606:4700:3034::ac43:9e52 (AS13335) (address records, no CNAME)
www vs bare domain	Same network udforske.dk: 104.21.65.45 172.67.158.82 2606:4700:3031::6815:412d 2606:4700:3034::ac43:9e52 (AS13335) www.udforske.dk: 104.21.65.45 172.67.158.82 2606:4700:3031::6815:412d 2606:4700:3034::ac43:9e52 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 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#

273ms

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

🏷️ SOA#

152ms

Field	Value
Serial	2403690473
Primary NS (MNAME)	arturo.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#

218ms

214ms

AAAA

188ms

TXT

409ms

CAA

209ms

HTTPS

184ms

TLSA

1100ms

SOA

152ms

MTA-STS

227ms

DNSSEC

273ms

SRV

308ms

Total

3176ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 03:23:03	1330ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-17 19:20:37	2805ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-03 16:18:57	1931ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-18 21:08:02	9844ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-08 11:29:22	2014ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 09:09:44 shown	3176ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 08:11:32	1189ms	2 NS 2 A 1 MX	🔓 Insecure