concept1.dk

📜 Historical scan 2026-07-08 20:57:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

concept1.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 14 August 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.106.69 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by smtp.google.com. 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#

2 records 113ms

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 111ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.106.69	3600s	linux209.curanet.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 117ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	142.250.150.26 142.250.150.27 173.194.220.27 2a00:1450:4010:c02::1a 2a00:1450:4010:c02::1a 2a00:1450:4010:c02::1b 2a00:1450:4010:c02::1b 2a00:1450:4010:c1c::1a 2a00:1450:4010:c1c::1b 74.125.205.26 74.125.205.27	la-in-f26.1e100.net la-in-f27.1e100.net lk-in-f27.1e100.net le-in-f26.1e100.net le-in-x1a.1e100.net le-in-x1b.1e100.net le-in-f27.1e100.net la-in-f26.1e100.net la-in-f27.1e100.net le-in-f26.1e100.net le-in-f27.1e100.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	94.231.106.69
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 8092ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

2 records 414ms

TXT Record
google-site-verification=4pBGmt2kOK9_T2twkATXAAlTXTNtizuFn3pdS354SyI
v=spf1 include:spf.simply.com include:_spf.google.com -all

✉️ SPF#

Policy	Record (concept1.dk)
-all (hard fail)	v=spf1 include:spf.simply.com include:_spf.google.com -all

📨 DMARC#

Policy	Record (_dmarc.concept1.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-14 22:42:43

www	94.231.106.69 (AS48854) (address records, no CNAME)
www vs bare domain	Same network concept1.dk: 94.231.106.69 (AS48854) www.concept1.dk: 94.231.106.69 (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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

227ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026070703
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 2026-10-12 21:57:09

Field	Value
Registrar	CURANET A/S
Registered	2024-08-14
Expires	2027-08-13 (300d)

🔗 Same registrant#

1 domain

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).

Domain	Registrar
brilliantbits.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

113ms

111ms

117ms

AAAA

119ms

TXT

414ms

CAA

120ms

HTTPS

97ms

TLSA

145ms

SOA

0ms

MTA-STS

123ms

DNSSEC

227ms

SRV

8092ms

Total

9066ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-07-13 23:41:33	1129ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-08 20:57:51 shown	9066ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-06 20:39:18	1436ms	2 NS 1 A 1 MX	❓ Unknown
2026-06-20 18:15:13	1019ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 16:46:33	1179ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 23:37:42	65535ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 22:07:57	1579ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 22:02:45	428ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 22:01:32	587ms	3 NS 1 A 1 MX	🔒 Secure