3doffice.dk

📜 Historical scan 2026-06-22 06:34:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

3doffice.dk is a .dk domain served by 2 nameservers (anna.ns.cloudflare.com, jay.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.12.113 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
anna.ns.cloudflare.com	108.162.192.102 172.64.32.102 173.245.58.102 2606:4700:50::adf5:3a66 2803:f800:50::6ca2:c066 2a06:98c1:50::ac40:2066	anna.ns.cloudflare.com anna.ns.cloudflare.com anna.ns.cloudflare.com anna.ns.cloudflare.com anna.ns.cloudflare.com anna.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jay.ns.cloudflare.com	108.162.193.123 172.64.33.123 173.245.59.123 2606:4700:58::adf5:3b7b 2803:f800:50::6ca2:c17b 2a06:98c1:50::ac40:217b	jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.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 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.12.113	600s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.152.68	600s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:9844	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:c71	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.12.113,172.67.152.68 ech=AEX+DQBB+AAgACAZDRgWmZnfMEyg/ylLGp2E9y01joSBu+Rks3kxiynuDwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:9844,2606:4700:3037::6815:c71

📝 TXT Records#

1 records 225ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (3doffice.dk)
~all (soft fail)	v=spf1 include:_spf.google.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 2026-10-07 17:43:59

www	104.21.12.113 172.67.152.68 2606:4700:3034::ac43:9844 2606:4700:3035::6815:c71 (AS13335) (address records, no CNAME)
www vs bare domain	Same network 3doffice.dk: 104.21.12.113 172.67.152.68 2606:4700:3034::ac43:9844 2606:4700:3035::6815:c71 (AS13335) www.3doffice.dk: 104.21.12.113 172.67.152.68 2606:4700:3034::ac43:9844 2606:4700:3035::6815:c71 (AS13335)
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#

73ms

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

🏷️ SOA#

37ms

Field	Value
Serial	2407455418
Primary NS (MNAME)	anna.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#

34ms

61ms

50ms

AAAA

36ms

TXT

225ms

CAA

43ms

HTTPS

34ms

TLSA

150ms

SOA

37ms

MTA-STS

38ms

DNSSEC

73ms

SRV

94ms

Total

602ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 17:43:59	914ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-01 02:07:17	494ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-15 23:13:49	1990ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 17:52:07	630ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 16:41:33	560ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-19 21:14:17	1878ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-17 08:38:04	17721ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 06:34:23 shown	602ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-21 09:37:07	1172ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 13:14:32	454ms	2 NS 2 A 0 MX	🔓 Insecure