zamrum.dk

📜 Historical scan 2026-08-25 15:22:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

zamrum.dk is a .dk domain served by 2 nameservers (bella.ns.cloudflare.com, mark.ns.cloudflare.com). It was registered on 13 December 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.50.246 is hosted by Cloudflare, Inc. (AS13335). 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
bella.ns.cloudflare.com	108.162.192.74 172.64.32.74 173.245.58.74 2606:4700:50::adf5:3a4a 2803:f800:50::6ca2:c04a 2a06:98c1:50::ac40:204a	bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mark.ns.cloudflare.com	108.162.193.130 172.64.33.130 173.245.59.130 2606:4700:58::adf5:3b82 2803:f800:50::6ca2:c182 2a06:98c1:50::ac40:2182	mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.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 74ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.50.246	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.215.6	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 69ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:32f6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:d706	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 57ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.50.246,172.67.215.6 ech=AEX+DQBBEwAgACAd88cRhO+vfm24mS8YHeP02W/k5zt2dBN766PlNestEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:32f6,2606:4700:3036::ac43:d706

📝 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 2026-10-10 16:33:44

www	NXDOMAIN
www vs bare domain	www does not resolve zamrum.dk: 104.21.50.246 172.67.215.6 2606:4700:3032::6815:32f6 2606:4700:3036::ac43:d706 (AS13335) www.zamrum.dk: no address (all like this)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9097ms

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	2410861739
Primary NS (MNAME)	bella.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 16:45:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-12-13
Expires	2026-12-31 (73d)

🔗 Same registrant#

22 domains

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
aarhus-friskole.dk	CURANET A/S
afgangsbevis.dk	Punktum dk A/S (direct)
apps2code.dk	CURANET A/S
brammingtanker.dk	CURANET A/S
capipe.dk	CURANET A/S
demoskole.dk	Punktum dk A/S (direct)
efterskolernes-dag.dk	Punktum dk A/S (direct)
efterskolernesdag.dk	Punktum dk A/S (direct)
efterskoleweb.dk	Punktum dk A/S (direct)
eksamensbevis.dk	Punktum dk A/S (direct)
eksamensbeviser.dk	Punktum dk A/S (direct)
gravio-smtp.dk	Punktum dk A/S (direct)
gvent.dk	CURANET A/S
himmerlands-ungdomsskole.dk	Punktum dk A/S (direct)
mindebog.dk	Punktum dk A/S (direct)
revisorit.dk	Punktum dk A/S (direct)
skoledrift.dk	CURANET A/S
skoleit.dk	Punktum dk A/S (direct)
skoleitenheder.dk	CURANET A/S
skolekontor.dk	CURANET A/S
techkup.dk	CURANET A/S
techkuppet.dk	CURANET A/S

📋 WHOIS#

⏱️ Lookup Timing#

46ms

74ms

42ms

AAAA

69ms

TXT

228ms

CAA

48ms

HTTPS

57ms

TLSA

52ms

SOA

0ms

MTA-STS

96ms

DNSSEC

9097ms

SRV

71ms

Total

9458ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 07:21:08	510ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-29 16:52:01	472ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-27 12:11:16	566ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-26 11:58:10	543ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-28 09:04:20	886ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 23:25:34	543ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-25 15:22:24 shown	9458ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-06 03:40:33	822ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 18:16:17	882ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 12:54:48	2009ms	2 NS 2 A 0 MX	🔓 Insecure