3bo.dk

📜 Historical scan 2026-10-18 06:25:05 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

3bo.dk is a .dk domain served by 2 nameservers (cody.ns.cloudflare.com, crystal.ns.cloudflare.com). It was registered on 17 August 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.47.158 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 310ms

Nameserver	IP addresses	PTR	ASN / ISP
cody.ns.cloudflare.com	108.162.193.107 172.64.33.107 173.245.59.107 2606:4700:58::adf5:3b6b 2803:f800:50::6ca2:c16b 2a06:98c1:50::ac40:216b	cody.ns.cloudflare.com cody.ns.cloudflare.com cody.ns.cloudflare.com cody.ns.cloudflare.com cody.ns.cloudflare.com cody.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
crystal.ns.cloudflare.com	108.162.194.202 162.159.38.202 172.64.34.202 2606:4700:50::a29f:26ca 2803:f800:50::6ca2:c2ca 2a06:98c1:50::ac40:22ca	crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.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 243ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.47.158	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.148.224	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 244ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:94e0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:2f9e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 315ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.47.158,172.67.148.224 ech=AEX+DQBB1wAgACB2u93vw8yXKGu3Q7kXIpPq/3E3plf+34WSrqeylP2jMgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:94e0,2606:4700:3037::6815:2f9e

📝 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 2026-10-21 07:22:05

www	188.114.96.1 188.114.97.1 2606:4700:3030::ac43:94e0 2606:4700:3037::6815:2f9e (AS13335) (address records, no CNAME)
www vs bare domain	Same network 3bo.dk: 104.21.47.158 172.67.148.224 2606:4700:3030::ac43:94e0 2606:4700:3037::6815:2f9e (AS13335) www.3bo.dk: 188.114.96.1 188.114.97.1 2606:4700:3030::ac43:94e0 2606:4700:3037::6815:2f9e (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.3bo.dk	HtH0x9VRdRyHf4HkTncg5n4u4Z01MHrsWF0vwVWkyrE
TXT	_acme-challenge.3bo.dk	tjSd3yqnCsSHQu5zXgQUxYCskKkNvrZuEm2U_JzTgSM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

451ms

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

🏷️ SOA#

87ms

Field	Value
Serial	2417730137
Primary NS (MNAME)	cody.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 00:47:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-08-17
Expires	2027-08-31 (312d)

📋 WHOIS#

⏱️ Lookup Timing#

310ms

243ms

299ms

AAAA

244ms

TXT

536ms

CAA

305ms

HTTPS

315ms

TLSA

193ms

SOA

87ms

MTA-STS

397ms

DNSSEC

451ms

SRV

379ms

Total

1344ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 07:22:05	524ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-20 07:14:20	2378ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-18 06:25:05 shown	1344ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-18 05:11:36	636ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-19 05:11:22	3193ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-17 17:35:05	1130ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-21 12:55:44	1539ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-30 17:33:37	795ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 12:37:36	505ms	2 NS 2 A 0 MX	🔓 Insecure