byggecenter.dk

📜 Historical scan 2026-09-30 09:23:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byggecenter.dk is a .dk domain served by 2 nameservers (ns1.computopic.dk, ns2.computopic.dk). It was registered on 14 January 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.31.79.5 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by byggecenter-dk.mail.protection.outlook.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#

2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.computopic.dk	94.231.97.80	cp8.computopic.dk	AS48854 team.blue Denmark A/S
ns2.computopic.dk	89.188.79.172	cp16.computopic.dk	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.31.79.5	300s	v4-elastic-ingress.balancer01.hyperscalemega.cloud	AS47527	DLX A/S	185.31.76.0/22	🇩🇰 Denmark	Herning

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	3600s	byggecenter-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca04::d 2a01:111:f403:ca09::28 2a01:111:f403:ca09::a 52.101.103.39 52.101.68.15 52.101.68.39 52.101.68.8	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-du0pr03cu00100.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 60ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

4 records 198ms

TXT Record
_globalsign-domain-verification=cLkyQhBGZKNokr--WpYn_xHCPfK_99l_5wWXvY_ICI
google-site-verification=ZnTOiFgyDi490a8clQb-6pPfynVUxBmHU_xMj_x7pDo
MS=ms21472924
v=spf1 mx ip4:194.255.248.102 include:computopic.dk include:trustpilotservice.com include:spf.protection.outlook.com include:_spf.powerhosting.dk -all

✉️ SPF#

Policy	Record (byggecenter.dk)
-all (hard fail)	v=spf1 mx ip4:194.255.248.102 include:computopic.dk include:trustpilotservice.com include:spf.protection.outlook.com include:_spf.powerhosting.dk -all

📨 DMARC#

Policy	Record (_dmarc.byggecenter.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:68d116e0e6230@ag.eu.dmarcly.com; ruf=mailto:68d116e0e6230@fo.eu.dmarcly.com; sp=none;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	https://csp.swarm.powr.host

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-25 15:36:01

www CNAME	elastic.lb.powerhosting.dk (all on powerhosting.dk) → 185.31.79.5 2a00:b920:3:1337::5 (AS47527)
www vs bare domain	Same network byggecenter.dk: 185.31.79.5 (AS47527) www.byggecenter.dk: 185.31.79.5 2a00:b920:3:1337::5 (AS47527)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
dkim	ph._domainkey.powerhosting.dk	RSA · ~1024 bit below 2048 bit
selector1	selector1-byggecenter-dk._domainkey.byggecenter.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-byggecenter-dk._domainkey.byggecenter.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: 7/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.byggecenter.dk	_acme-challenge.powr.host

🔗 TLSA / DANE#

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

🔐 DNSSEC#

124ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2026093002
Primary NS (MNAME)	ns1.computopic.dk
Responsible (RNAME)	hostmaster@computopic.dk
Refresh	3600s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	900s

📋 Registration#

WHOIS fetched 2026-10-23 05:50:18

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-01-14
Expires	2027-01-31 (96d)

🔗 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
knud-larsen-byggecenter.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

28ms

34ms

AAAA

40ms

TXT

198ms

CAA

40ms

HTTPS

44ms

TLSA

363ms

SOA

27ms

MTA-STS

52ms

DNSSEC

124ms

SRV

60ms

Total

1465ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-25 15:36:00	2273ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-23 05:34:56	848ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-15 21:42:39	1784ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-10 16:57:17	1935ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 09:37:57	1850ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 09:23:23 shown	1465ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 07:33:33	1919ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 07:22:50	1230ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 01:34:20	2243ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 23:07:55	1499ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-06 00:37:47	2300ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 16:50:15	1011ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-21 17:55:20	2559ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-16 19:30:09	1824ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 07:37:32	3984ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 12:01:56	1259ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-02 16:31:42	3741ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-27 19:00:25	3020ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 11:46:10	1066ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 13:44:58	9371ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 09:59:17	1529ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-08 18:29:31	17289ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 05:55:12	1097ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 18:25:09	1374ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 18:46:28	1179ms	0 NS 0 A 0 MX	❓ Unknown