blueshield.dk

📜 Historical scan 2026-06-16 15:08:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

blueshield.dk is a .dk domain served by 2 nameservers (jonah.ns.cloudflare.com, tia.ns.cloudflare.com). It was registered on 12 January 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by route1.mx.cloudflare.net, route2.mx.cloudflare.net and 1 more. The zone is not DNSSEC-signed, publishes a 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 160ms

Nameserver	IP addresses	PTR	ASN / ISP
jonah.ns.cloudflare.com	—	—	—
tia.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 123ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.79.189	—	—	AS13335	—	—	—	—
172.67.147.28	—	—	AS13335	—	—	—	—

📧 MX Records#

3 records 166ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
35	—	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
47	—	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
69	—	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records 178ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:4fbd	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:931c	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 123ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.79.189,172.67.147.28 ech=AEX+DQBBQwAgACB/kjJxhdKdMifzADCBWwX4suHL5sc8EO3CxwUV7BdUPQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:4fbd,2606:4700:3035::ac43:931c

📝 TXT Records#

1 records 272ms

TXT Record
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

Policy	Record (blueshield.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 DMARC#

Policy	Record (_dmarc.blueshield.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:postmaster@blueshield.dk

📬 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 2026-10-08 04:59:17

www	104.21.79.189 172.67.147.28 2606:4700:3037::6815:4fbd 2606:4700:3037::ac43:931c (AS13335) (address records, no CNAME)
www vs bare domain	Same network blueshield.dk: 104.21.79.189 172.67.147.28 2606:4700:3037::6815:4fbd 2606:4700:3037::ac43:931c (AS13335) www.blueshield.dk: 104.21.79.189 172.67.147.28 2606:4700:3037::6815:4fbd 2606:4700:3037::ac43:931c (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records 537ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…

🔐 DNSSEC#

311ms

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

🏷️ SOA#

121ms

Field	Value
Serial	2406703572
Primary NS (MNAME)	jonah.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 21:44:55

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-01-12
Expires	2027-01-31 (105d)

📋 WHOIS#

⏱️ Lookup Timing#

160ms

123ms

166ms

AAAA

178ms

TXT

272ms

CAA

148ms

HTTPS

123ms

TLSA

537ms

SOA

121ms

MTA-STS

184ms

DNSSEC

311ms

SRV

0ms

Total

3342ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 04:59:17	822ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-07 09:28:21	658ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-02 03:41:07	4358ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-01 03:32:09	810ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-29 16:33:05	846ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-26 13:04:57	859ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-22 01:33:22	1393ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-05 10:58:45	3141ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-10 02:30:45	2054ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-08 06:15:44	1869ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-25 02:40:29	1039ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-20 18:03:26	1098ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 15:08:17 shown	3342ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-16 15:06:43	3698ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-16 15:02:32	701ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-16 15:00:33	2825ms	2 NS 2 A 3 MX	🔓 Insecure