buildfactory.dk

📜 Historical scan 2026-06-20 07:07:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

buildfactory.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 28 April 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.61.94.202 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by buildfactory-dk.mail.protection.outlook.com, mx.simply.com and 1 more. 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 73ms

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 78ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.61.94.202	600s	0x573d5eca.static.cust.fastspeed.dk	AS3292	TDC Holding A/S	87.61.0.0/17	🇩🇰 Denmark	Holte

📧 MX Records#

3 records 63ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	buildfactory-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::b 2a01:111:f403:ca04::e 2a01:111:f403:ca09::5 52.101.68.0 52.101.68.18 52.101.73.15 52.101.73.22	mail-du2pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation
10	3600s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S
32767	3600s	ms91314020.msv1.invalid	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.168
🔶 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 4038ms

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

📝 TXT Records#

3 records 235ms

TXT Record
google-site-verification=LZzaql22UAmNwc6gCMPmUESF9OY7MUBCb4UbWf9XRwU
MS=ms91314020
v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (buildfactory.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.buildfactory.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 2026-10-13 21:36:18

www	87.61.94.202 (AS3292) (address records, no CNAME)
www vs bare domain	Same network buildfactory.dk: 87.61.94.202 (AS3292) www.buildfactory.dk: 87.61.94.202 (AS3292)
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

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-buildfactory-dk._domainkey.buildfactory.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records 170ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

234ms

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

🏷️ SOA#

60ms

Field	Value
Serial	2025071700
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 2026-10-20 07:41:45

Field	Value
Registrar	Simply.com A/S
Registered	2023-04-28
Expires	2027-04-27 (188d)

🔗 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
web-tech.dk	dns.services ApS

📋 WHOIS#

⏱️ Lookup Timing#

73ms

78ms

63ms

AAAA

68ms

TXT

235ms

CAA

72ms

HTTPS

65ms

TLSA

170ms

SOA

60ms

MTA-STS

132ms

DNSSEC

234ms

SRV

4038ms

Total

4641ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 08:23:43	1083ms	3 NS 1 A 3 MX	🔒 Secure
2026-09-09 10:38:06	1350ms	3 NS 1 A 3 MX	🔒 Secure
2026-08-20 17:09:26	21252ms	3 NS 1 A 3 MX	🔒 Secure
2026-06-30 06:00:47	1489ms	3 NS 1 A 3 MX	🔒 Secure
2026-06-20 07:07:09 shown	4641ms	3 NS 1 A 3 MX	🔒 Secure
2026-06-16 17:41:14	913ms	3 NS 1 A 3 MX	🔒 Secure
2026-06-16 17:40:43	1101ms	3 NS 1 A 3 MX	🔒 Secure