tufvessonisolering.dk

Records from scan: 2026-09-30 01:48:18 · 784ms total · last checked 2026-10-17 00:26 (unchanged)

⬇ 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 DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 47ms

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 66ms

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 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.emailsrvr.com	108.166.43.1 146.20.161.1 173.203.187.1 184.106.54.1	mx1.emailsrvr.com mx1.emailsrvr.com mx1.emailsrvr.com mx1.emailsrvr.com	AS19994 Rackspace Hosting AS27357 Rackspace Hosting AS27357 Rackspace Hosting AS19994 Rackspace Hosting
20	3600s	mx2.emailsrvr.com	108.166.43.2 146.20.161.2 173.203.187.2 184.106.54.2	mx2.emailsrvr.com mx2.emailsrvr.com mx2.emailsrvr.com mx2.emailsrvr.com	AS19994 Rackspace Hosting AS27357 Rackspace Hosting AS27357 Rackspace Hosting 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 154ms

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#

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#

98ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ 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 (194d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

66ms

59ms

AAAA

26ms

TXT

154ms

CAA

42ms

HTTPS

29ms

TLSA

99ms

SOA

0ms

MTA-STS

59ms

DNSSEC

98ms

SRV

69ms

Total

784ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 01:48:18 shown	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	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