offersen-christoffersen.dk

📜 Historical scan 2026-09-25 12:52:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

offersen-christoffersen.dk is a .dk domain served by 2 nameservers (joaquin.ns.cloudflare.com, lucy.ns.cloudflare.com). It was registered on 13 December 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.70.52 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 57ms

Nameserver	IP addresses	PTR	ASN / ISP
joaquin.ns.cloudflare.com	108.162.195.220 162.159.44.220 172.64.35.220 2606:4700:58::a29f:2cdc 2803:f800:50::6ca2:c3dc 2a06:98c1:50::ac40:23dc	joaquin.ns.cloudflare.com joaquin.ns.cloudflare.com joaquin.ns.cloudflare.com joaquin.ns.cloudflare.com joaquin.ns.cloudflare.com joaquin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lucy.ns.cloudflare.com	108.162.192.133 172.64.32.133 173.245.58.133 2606:4700:50::adf5:3a85 2803:f800:50::6ca2:c085 2a06:98c1:50::ac40:2085	lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.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 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.70.52	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.220.2	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.70.52
🔶 Autoconfig	104.21.70.52

🔷 AAAA Records (IPv6)#

2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:4634	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:dc02	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 48ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.70.52,172.67.220.2 ech=AEX+DQBBuAAgACBeWfLyd08MrrxQgz3O0ws1h/j6yhgH1+4jTfFQ5Y6qawAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:4634,2606:4700:3036::ac43:dc02

📝 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 2026-10-09 07:06:51

www	104.21.70.52 172.67.220.2 2606:4700:3035::6815:4634 2606:4700:3036::ac43:dc02 (AS13335) (address records, no CNAME)
www vs bare domain	Same network offersen-christoffersen.dk: 104.21.70.52 172.67.220.2 2606:4700:3035::6815:4634 2606:4700:3036::ac43:dc02 (AS13335) www.offersen-christoffersen.dk: 104.21.70.52 172.67.220.2 2606:4700:3035::6815:4634 2606:4700:3036::ac43:dc02 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

70ms

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	2413886117
Primary NS (MNAME)	joaquin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-07-04 15:07:02

Field	Value
Registrar	PROCOPA IT ApS
Registered	2019-12-13
Expires	2026-12-31 (72d)

📋 WHOIS#

⏱️ Lookup Timing#

57ms

49ms

42ms

AAAA

48ms

TXT

222ms

CAA

49ms

HTTPS

48ms

TLSA

54ms

SOA

0ms

MTA-STS

47ms

DNSSEC

70ms

SRV

77ms

Total

595ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 07:06:51	951ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-25 12:52:32 shown	595ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-16 05:39:42	1072ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-08 04:51:43	3924ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-04 15:01:31	2718ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-26 01:13:03	900ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-24 03:32:41	763ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-23 00:57:30	688ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-19 22:18:58	577ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-17 12:14:26	1102ms	2 NS 1 A 4 MX	🔒 Secure