cvtag.dk

📜 Historical scan 2026-10-01 04:52:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cvtag.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 14 September 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.36.206.131 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail-1.dk, mx1.pub.mailpod8-cph3.one.com and 3 more. The zone is not DNSSEC-signed, publishes a 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#

3 records 62ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.36.206.131	3600s	plesk04.grouponline.org	AS48854	team.blue Denmark A/S	46.36.204.0/22	🇩🇰 Denmark	—

📧 MX Records#

5 records 541ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail-1.dk	77.235.50.122	mail-1.dk	AS60781 LeaseWeb Netherlands B.V.
10	3600s	mx1.pub.mailpod8-cph3.one.com	185.164.14.102	mx1.pub.mailpod8-cph3.one.com	AS51468 One.com A/S
10	3600s	mx2.pub.mailpod8-cph3.one.com	185.164.14.103	mx2.pub.mailpod8-cph3.one.com	AS51468 One.com A/S
10	3600s	mx3.pub.mailpod8-cph3.one.com	185.164.14.104	mx3.pub.mailpod8-cph3.one.com	AS51468 One.com A/S
10	3600s	mx4.pub.mailpod10-cph3.one.com	104.37.34.73	mx4.pub.mailpod10-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	46.36.206.131
🔶 Autoconfig	46.36.206.131

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 176ms

TXT Record
google-site-verification=nqn6QU32_8uziFvnBz-UC0Izsun9iVepFizpgEmYujc
v=spf1 include:_custspf.one.com include:spf.simply.com include:spf.curanet.dk -all
v=spf1 mx a include:spf.curanet.dk include:_custspf.one.com include:spf.simply.com -all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (cvtag.dk)
-all (hard fail)	v=spf1 include:_custspf.one.com include:spf.simply.com include:spf.curanet.dk -all
-all (hard fail)	v=spf1 mx a include:spf.curanet.dk include:_custspf.one.com include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.cvtag.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 2026-10-12 16:09:24

www	46.36.206.131 (AS48854) (address records, no CNAME)
www vs bare domain	Same network cvtag.dk: 46.36.206.131 (AS48854) www.cvtag.dk: 46.36.206.131 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

4 records 92ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod8-cph3.one.com	DANE-EE · SPKI · SHA-256	E7531AB55E1935413AA5EC5366CF909D…
SMTP _25._tcp.mx2.pub.mailpod8-cph3.one.com	DANE-EE · SPKI · SHA-256	E7531AB55E1935413AA5EC5366CF909D…
SMTP _25._tcp.mx3.pub.mailpod8-cph3.one.com	DANE-EE · SPKI · SHA-256	E7531AB55E1935413AA5EC5366CF909D…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	6F2F6668E559087AD0C5D55F223128E2…

🔐 DNSSEC#

84ms

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

🏷️ SOA#

39ms

Field	Value
Serial	2025101402
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-03 05:36:03

Field	Value
Registrar	ONE.COM A/S
Registered	2023-09-14
Expires	2027-09-13 (331d)

📋 WHOIS#

⏱️ Lookup Timing#

62ms

57ms

541ms

AAAA

24ms

TXT

176ms

CAA

51ms

HTTPS

39ms

TLSA

92ms

SOA

39ms

MTA-STS

64ms

DNSSEC

84ms

SRV

81ms

Total

1285ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 16:09:24	1339ms	3 NS 1 A 5 MX	🔓 Insecure
2026-10-03 05:02:50	790ms	3 NS 1 A 5 MX	🔓 Insecure
2026-10-01 04:52:53 shown	1285ms	3 NS 1 A 5 MX	🔓 Insecure
2026-09-24 11:58:42	9673ms	3 NS 1 A 5 MX	🔓 Insecure
2026-08-15 21:03:33	17186ms	3 NS 1 A 5 MX	🔓 Insecure
2026-07-01 23:42:14	1145ms	3 NS 1 A 5 MX	🔓 Insecure
2026-06-16 23:23:25	510ms	3 NS 1 A 5 MX	🔓 Insecure
2026-06-16 23:21:17	997ms	3 NS 1 A 5 MX	🔓 Insecure