stretzlab.dk

📜 Historical scan 2026-06-17 13:40:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

stretzlab.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 19 February 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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#

3 records 65ms

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#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-10 09:34:28

www	NXDOMAIN
www vs bare domain	Neither resolves stretzlab.dk: no address www.stretzlab.dk: no address
Wildcard	No
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

188ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

55ms

Field	Value
Serial	2026021901
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 2026-10-14 19:57:24

Field	Value
Registrar	Simply.com A/S
Registered	2026-02-19
Expires	2027-02-18 (124d)

🔗 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
gritty.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

65ms

64ms

62ms

AAAA

78ms

TXT

188ms

CAA

38ms

HTTPS

69ms

TLSA

124ms

SOA

55ms

MTA-STS

84ms

DNSSEC

188ms

SRV

0ms

Total

1217ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 20:45:00	453ms	3 NS 0 A 0 MX	🔒 Secure
2026-09-23 19:11:14	380ms	3 NS 0 A 0 MX	🔒 Secure
2026-09-16 22:29:15	369ms	3 NS 0 A 0 MX	🔒 Secure
2026-07-03 01:39:27	518ms	3 NS 0 A 0 MX	🔒 Secure
2026-06-28 00:39:08	541ms	3 NS 0 A 0 MX	🔒 Secure
2026-06-23 05:36:31	1581ms	3 NS 0 A 0 MX	🔒 Secure
2026-06-21 14:11:48	1167ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 10:51:50	1418ms	3 NS 0 A 0 MX	🔒 Secure
2026-06-17 13:40:50 shown	1217ms	3 NS 0 A 0 MX	🔒 Secure