buildstructor.dk

📜 Historical scan 2026-09-27 11:25:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

buildstructor.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 26 March 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 66.241.125.14 is hosted by Fly.io, Inc. (AS40509) in United States. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 30ms

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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
66.241.125.14	3600s	ip-66-241-125-14.shared.customer.flyio.net	AS40509	Fly.io, Inc.	66.241.124.0/23	🇺🇸 United States	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

1 records 27ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a09:8280:1::10a:ba23:0	3600s	ipv6.customer.flyio.net	AS40509	Fly.io, Inc.	2a09:8280:1:0:0:0:0:0/48	🇺🇸 United States	—

🔐 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#

Policy	Record (_dmarc.buildstructor.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-09 18:29:46

www CNAME	buildstructor-web.fly.dev (all on fly.dev) → 66.241.125.14 2a09:8280:1::10a:ba23:0 (AS40509)
www vs bare domain	Same network buildstructor.dk: 66.241.125.14 2a09:8280:1::10a:ba23:0 (AS40509) www.buildstructor.dk: 66.241.125.14 2a09:8280:1::10a:ba23:0 (AS40509)
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#

67ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092501
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 2026-10-04 13:10:50

Field	Value
Registrar	Simply.com A/S
Registered	2026-03-26
Expires	2027-03-25 (158d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

36ms

31ms

AAAA

27ms

TXT

129ms

CAA

33ms

HTTPS

32ms

TLSA

58ms

SOA

0ms

MTA-STS

47ms

DNSSEC

67ms

SRV

58ms

Total

461ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 12:14:39	2521ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-27 11:25:31 shown	461ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-25 22:22:25	516ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-24 22:02:25	1393ms	3 NS 1 A 0 MX	🔒 Secure
2026-08-27 13:34:59	551ms	3 NS 1 A 0 MX	🔒 Secure
2026-08-26 20:32:54	436ms	3 NS 1 A 0 MX	🔒 Secure
2026-08-12 01:39:24	2050ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-27 08:16:08	1666ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-19 22:12:42	646ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-16 17:43:07	308ms	3 NS 0 A 0 MX	🔒 Secure
2026-06-16 17:40:53	354ms	3 NS 0 A 0 MX	🔒 Secure