concept1.dk

📜 Historical scan 2026-06-20 18:15:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

concept1.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). 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 93.191.156.225 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, 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 193ms

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 209ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.225	3600s	linux319.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 193ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	142.250.147.26 142.250.147.27 142.251.9.26 142.251.9.27 2a00:1450:4025:c01::1a 2a00:1450:4025:c01::1b 2a00:1450:4025:c03::1a 2a00:1450:4025:c03::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	93.191.156.225
🔶 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 202ms

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

📝 TXT Records#

2 records 208ms

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#

266ms

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

🏷️ SOA#

198ms

Field	Value
Serial	2025042300
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 2026-10-12 21:57:09

Field	Value
Registrar	CURANET A/S
Registered	2024-08-14
Expires	2027-08-13 (299d)

🔗 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#

193ms

209ms

193ms

AAAA

192ms

TXT

208ms

CAA

184ms

HTTPS

183ms

TLSA

236ms

SOA

198ms

MTA-STS

186ms

DNSSEC

266ms

SRV

202ms

Total

1019ms

🕐 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	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 shown	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