skelduz.dk

Records from scan: 2026-10-21 17:29:31 · 606ms total

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skelduz.dk is a .dk domain served by 2 nameservers (amit.ns.cloudflare.com, mona.ns.cloudflare.com). It was registered on 3 August 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.177 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by skelduz-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 28ms

Nameserver	IP addresses	PTR	ASN / ISP
amit.ns.cloudflare.com	108.162.193.63 172.64.33.63 173.245.59.63 2606:4700:58::adf5:3b3f 2803:f800:50::6ca2:c13f 2a06:98c1:50::ac40:213f	amit.ns.cloudflare.com amit.ns.cloudflare.com amit.ns.cloudflare.com amit.ns.cloudflare.com amit.ns.cloudflare.com amit.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mona.ns.cloudflare.com	108.162.192.206 172.64.32.206 173.245.58.206 2606:4700:50::adf5:3ace 2803:f800:50::6ca2:c0ce 2a06:98c1:50::ac40:20ce	mona.ns.cloudflare.com mona.ns.cloudflare.com mona.ns.cloudflare.com mona.ns.cloudflare.com mona.ns.cloudflare.com mona.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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.177	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.153.149	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	skelduz-dk.mail.protection.outlook.com	2a01:111:f403:ca21::10 2a01:111:f403:ca21::8 2a01:111:f403:ca21::a 2a01:111:f403:ca38::8 52.101.185.114 52.101.209.31 52.101.73.153 52.101.73.155	mail-matpr05cu00100.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr02cu00203.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 → 52.98.154.136

🔷 AAAA Records (IPv6)#

2 records 28ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3b1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:9995	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 40ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.177,172.67.153.149 ech=AEX+DQBB+AAgACDLJ/DYTha0Gzpcu4o6Qtx+Q7AvM9X4KZCy2utSebLcIAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3b1,2606:4700:3036::ac43:9995

🔌 SRV Records#

1 records 57ms

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

📝 TXT Records#

1 records 152ms

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

✉️ SPF#

Policy	Record (skelduz.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.skelduz.dk)
p=quarantine	v=DMARC1; p=quarantine; adkim=r; aspf=r; rua=mailto:dmarc_rua@onsecureserver.net;

📬 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#

checked 2026-10-21 17:29:31

www	195.242.194.36 (AS33916) (address records, no CNAME)
www vs bare domain	Different networks skelduz.dk: 104.21.3.177 172.67.153.149 2606:4700:3031::6815:3b1 2606:4700:3036::ac43:9995 (AS13335) www.skelduz.dk: 195.242.194.36 (AS33916) (all like this)
Wildcard	No

🔎 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#

100ms

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

🏷️ SOA#

33ms

Field	Value
Serial	2416240716
Primary NS (MNAME)	amit.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-21 13:58:16

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2025-08-03
Expires	2030-08-02 (1380d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
stlarsen.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

28ms

33ms

30ms

AAAA

28ms

TXT

152ms

CAA

25ms

HTTPS

40ms

TLSA

65ms

SOA

33ms

MTA-STS

44ms

DNSSEC

100ms

SRV

57ms

Total

606ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 17:29:31 shown	606ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 01:07:36	1105ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-08 15:14:08	2583ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-30 08:25:37	1325ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-29 04:47:03	946ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 11:46:49	1312ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-16 14:53:21	2181ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-01 22:18:23	3481ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-30 15:33:42	989ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 07:44:29	712ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 02:10:56	1287ms	2 NS 2 A 1 MX	🔓 Insecure