koustrupit.dk

📜 Historical scan 2026-06-17 12:00:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

koustrupit.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 19 May 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.176 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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#

4 records 49ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.176	—	linux155.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

7 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	aspmx.l.google.com	142.251.1.27 2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1a	lb-in-f27.1e100.net lt-in-f26.1e100.net lt-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	—	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	—	alt2.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx2.googlemail.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx3.googlemail.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx4.googlemail.com	192.178.230.27 2404:6800:400b:c01b::1b	yunrtab-in-f27.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx5.googlemail.com	173.194.43.26 2607:f8b0:400e:c1e::1b	yudlsqd-in-f26.1e100.net yudlsqd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 655ms

TXT Record
google-site-verification=5osN5PqgziR9fsdLHAvtUgoDd7YuvCuptOSWumwlI70

✉️ 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 2026-10-12 18:10:54

www CNAME	koustrupit.dk (all on koustrupit.dk) → 94.231.103.176 (AS48854)
www vs bare domain	Same network koustrupit.dk: 94.231.103.176 (AS48854) www.koustrupit.dk: 94.231.103.176 (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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

149ms

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

🏷️ SOA#

51ms

Field	Value
Serial	2026021900
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 23:43:32

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2009-05-19
Expires	2036-05-31 (3513d)

🔗 Same registrant#

2 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).

Domain	Registrar
highvibeart.dk	Simply.com A/S
svendk.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

53ms

45ms

AAAA

46ms

TXT

655ms

CAA

45ms

HTTPS

46ms

TLSA

137ms

SOA

51ms

MTA-STS

107ms

DNSSEC

149ms

SRV

0ms

Total

2164ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 18:10:54	1974ms	4 NS 1 A 7 MX	🔒 Secure
2026-10-01 07:21:52	1000ms	4 NS 1 A 7 MX	🔒 Secure
2026-09-21 21:52:37	757ms	4 NS 1 A 7 MX	🔒 Secure
2026-09-02 08:31:58	1126ms	4 NS 1 A 7 MX	🔒 Secure
2026-08-26 21:44:00	1088ms	4 NS 1 A 7 MX	🔒 Secure
2026-08-25 03:56:31	867ms	4 NS 1 A 7 MX	🔒 Secure
2026-06-27 16:32:10	3212ms	4 NS 1 A 7 MX	🔒 Secure
2026-06-20 15:02:47	878ms	4 NS 1 A 7 MX	⚠️ Bogus
2026-06-19 19:02:16	3586ms	4 NS 1 A 7 MX	🔒 Secure
2026-06-17 12:00:29 shown	2164ms	4 NS 1 A 7 MX	🔒 Secure