twvvsteknik.dk

📜 Historical scan 2026-06-19 19:39:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

twvvsteknik.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 15 November 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.xtracon.dk. The zone is DNSSEC-signed and validates, 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 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 71ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.17	3600s	splash.dandomain.dk	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.xtracon.dk	178.72.16.13	mx.xtracon.dk	AS3342 Cibicom A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	212.237.249.17
🔶 Autoconfig	212.237.249.17

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 131ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	mail3.ex2019.dk

📝 TXT Records#

1 records 250ms

TXT Record
v=spf1 include:_spf.xtracon.dk -all

✉️ SPF#

Policy	Record (twvvsteknik.dk)
-all (hard fail)	v=spf1 include:_spf.xtracon.dk -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 2026-10-08 15:36:46

www	212.237.249.17 (AS48854) (address records, no CNAME)
www vs bare domain	Same network twvvsteknik.dk: 212.237.249.17 (AS48854) www.twvvsteknik.dk: 212.237.249.17 (AS48854)
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

112ms

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

🏷️ SOA#

109ms

Field	Value
Serial	2024051001
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-13 09:51:20

Field	Value
Registrar	DANDOMAIN A/S
Registered	2021-11-15
Expires	2026-11-14 (22d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

55ms

71ms

53ms

AAAA

49ms

TXT

250ms

CAA

115ms

HTTPS

48ms

TLSA

78ms

SOA

109ms

MTA-STS

96ms

DNSSEC

112ms

SRV

131ms

Total

659ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 13:32:45	419ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 11:27:06	559ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 19:39:25 shown	659ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 12:15:27	767ms	2 NS 1 A 1 MX	🔒 Secure