tufvessonisolering.dk

📜 Historical scan 2026-08-06 09:02:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tufvessonisolering.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 22 April 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.111 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.emailsrvr.com, mx2.emailsrvr.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.111	3600s	linux17.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

2 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.emailsrvr.com	146.20.161.1	mx1.emailsrvr.com	AS27357 Rackspace Hosting
20	3600s	mx2.emailsrvr.com	184.106.54.2	mx2.emailsrvr.com	AS19994 Rackspace Hosting

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	185.21.41.111
🔶 Autoconfig	185.21.41.111

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 165ms

TXT Record
v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.com ~all

✉️ SPF#

Policy	Record (tufvessonisolering.dk)
~all (soft fail)	v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.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 2026-09-30 01:48:18

www	Address record (no CNAME)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 9/10 · policy: ~all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

104ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026080401
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-06 21:21:35

Field	Value
Registrar	CURANET A/S
Registered	2014-04-22
Expires	2027-04-30 (193d)

📋 WHOIS#

⏱️ Lookup Timing#

53ms

34ms

37ms

AAAA

30ms

TXT

165ms

CAA

39ms

HTTPS

48ms

TLSA

88ms

SOA

0ms

MTA-STS

65ms

DNSSEC

104ms

SRV

82ms

Total

804ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 01:48:18	784ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-05 11:18:07	779ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-06 09:02:22 shown	804ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-24 23:57:07	691ms	3 NS 1 A 2 MX	🔓 Insecure
2026-06-18 03:32:31	1606ms	3 NS 1 A 2 MX	🔓 Insecure