osnova.dk

📜 Historical scan 2026-06-21 19:17:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

osnova.dk is a .dk domain served by 2 nameservers (bryce.ns.cloudflare.com, ursula.ns.cloudflare.com). It was registered on 5 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.65.206 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by smtp.google.com. 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 37ms

Nameserver	IP addresses	PTR	ASN / ISP
bryce.ns.cloudflare.com	108.162.195.137 162.159.44.137 172.64.35.137 2606:4700:58::a29f:2c89 2803:f800:50::6ca2:c389 2a06:98c1:50::ac40:2389	bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com bryce.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ursula.ns.cloudflare.com	108.162.194.191 162.159.38.191 172.64.34.191 2606:4700:50::a29f:26bf 2803:f800:50::6ca2:c2bf 2a06:98c1:50::ac40:22bf	ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.ns.cloudflare.com ursula.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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.65.206	600s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.192.56	600s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	smtp.google.com	172.217.76.26 172.217.76.27 192.178.223.26 192.178.223.27 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1b 2a00:1450:4010:c0e::1b 2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1b 2a00:1450:4010:c0f::1b	yulhrp-in-f26.1e100.net yulhrp-in-f27.1e100.net yulhrs-in-f26.1e100.net yulhrs-in-f27.1e100.net lu-in-f26.1e100.net lu-in-x1a.1e100.net lu-in-f27.1e100.net lu-in-x1b.1e100.net lt-in-f26.1e100.net lt-in-x1a.1e100.net lt-in-f27.1e100.net lt-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.65.206
🔶 Autoconfig	172.67.192.56

🔷 AAAA Records (IPv6)#

2 records 35ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:41ce	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:c038	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 35ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.65.206,172.67.192.56 ech=AEX+DQBBTwAgACDY1d6uk2lom9OzZNGDQrENlQ8F8/qr4fAVPy9RfUR4cwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:41ce,2606:4700:3036::ac43:c038

📝 TXT Records#

2 records 248ms

TXT Record
google-site-verification=SYLebAK1nMAhOienR7eT4hVApOyfC5hswS8eb8_iOwg
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (osnova.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 2026-10-10 05:05:55

www CNAME	ghs.googlehosted.com (all on googlehosted.com) → 142.251.14.121 2a00:1450:4001:c15::79 (AS15169)
www vs bare domain	Different networks osnova.dk: 104.21.65.206 172.67.192.56 2606:4700:3031::6815:41ce 2606:4700:3036::ac43:c038 (AS13335) www.osnova.dk: 142.251.14.121 2a00:1450:4001:c15::79 (AS15169) (all like this)
Wildcard	Yes: any name under the zone resolves

🔎 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#

79ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2406755286
Primary NS (MNAME)	bryce.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 05:16:19

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2026-04-05
Expires	2027-04-04 (162d)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

35ms

36ms

AAAA

35ms

TXT

248ms

CAA

41ms

HTTPS

35ms

TLSA

64ms

SOA

35ms

MTA-STS

41ms

DNSSEC

79ms

SRV

77ms

Total

624ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 05:05:55	3977ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-02 18:29:37	1605ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 18:07:09	781ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 05:02:51	1419ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-18 04:58:21	10500ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-12 13:01:01	5410ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-06 08:29:03	2476ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-18 03:08:11	1750ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 19:17:47 shown	624ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 13:59:36	3095ms	2 NS 2 A 1 MX	🔓 Insecure