opgave-udbud.dk

📜 Historical scan 2026-09-21 09:56:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opgave-udbud.dk is a .dk domain served by 2 nameservers (deb.ns.cloudflare.com, malcolm.ns.cloudflare.com). It was registered on 3 March 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.4.52 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. 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 151ms

Nameserver	IP addresses	PTR	ASN / ISP
deb.ns.cloudflare.com	108.162.192.92 172.64.32.92 173.245.58.92 2606:4700:50::adf5:3a5c 2803:f800:50::6ca2:c05c 2a06:98c1:50::ac40:205c	deb.ns.cloudflare.com deb.ns.cloudflare.com deb.ns.cloudflare.com deb.ns.cloudflare.com deb.ns.cloudflare.com deb.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
malcolm.ns.cloudflare.com	108.162.195.81 162.159.44.81 172.64.35.81 2606:4700:58::a29f:2c51 2803:f800:50::6ca2:c351 2a06:98c1:50::ac40:2351	malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.ns.cloudflare.com malcolm.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 125ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.4.52	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.153.229	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 130ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

2 records 108ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:99e5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:434	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 133ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.4.52,172.67.153.229 ech=AEX+DQBBDAAgACCPjZSCfPq5jK0mRjEE7rO6VsnZZodFVuqItg8HBaU2ZQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:99e5,2606:4700:3037::6815:434

📝 TXT Records#

📝

No TXT records found

✉️ 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 2026-10-18 16:02:44

www	188.114.96.1 188.114.97.1 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network opgave-udbud.dk: 104.21.4.52 172.67.153.229 2606:4700:3032::ac43:99e5 2606:4700:3037::6815:434 (AS13335) www.opgave-udbud.dk: 188.114.96.1 188.114.97.1 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

191ms

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	2414903782
Primary NS (MNAME)	deb.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 20:48:44

Field	Value
Registrar	ONE.COM A/S
Registered	2026-03-03
Expires	2027-03-02 (128d)

📋 WHOIS#

⏱️ Lookup Timing#

151ms

125ms

130ms

AAAA

108ms

TXT

248ms

CAA

143ms

HTTPS

133ms

TLSA

480ms

SOA

0ms

MTA-STS

118ms

DNSSEC

191ms

SRV

149ms

Total

1302ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 16:02:44	404ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 01:26:00	499ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-21 09:56:12 shown	1302ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-14 08:13:32	819ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 14:36:44	1220ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-21 10:26:16	936ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-16 13:25:15	1655ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 23:34:51	856ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-19 18:00:15	2433ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 17:03:08	2874ms	2 NS 2 A 0 MX	🔓 Insecure