byg-sikkert.dk

📜 Historical scan 2026-09-23 12:35:36  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byg-sikkert.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 February 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 95.217.60.135 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by mail.byg-sikkert.dk. 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#

2 records   27ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   30ms
IPTTLPTRASNISP / OrgCIDRCountryCity
95.217.60.135 600s static.135.60.217.95.clients.your-server.de AS24940 Hetzner Online GmbH 95.216.0.0/15 🇫🇮 Finland Helsinki

📧 MX Records#

1 records   33ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.byg-sikkert.dk 95.217.60.135 static.135.60.217.95.clients.your-server.de AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverbyg-sikkert.dk → 95.217.60.135
🔶 Autoconfigbyg-sikkert.dk → 95.217.60.135

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   134ms
TXT Record
v=DKIM1; h=sha256; k=rsa; s=email; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu2vanPZwcyLRhub3JxDu/6FRxtk6XbOT1fwMO1cmDDPkxg+wrYW3WETSCLD9E5D2Eww0sznxmer/VCXUFOC+V3TQ0ObwGUg4wYor5BwhddKcvRn0GP5gZ+hMHG8jraU+eEEdWWAgD5LumRr7p+viqkgIlYO7ltOBPsog/WWO9q7A32KKqJMo5pwKLtTWMDuPume7WFGZAkaWyJq0v96CrRUlP5C6M5fFfkq/k43uq2hBaW3xUlTu/Wkzicf12ettdV600KPDg2ptTHvTgTPo4OvDCSw7lRVSIstK+cYm2UZUccxeIH3HDrkwcwEaCl28zqL2DeTmwDsWvAYNiJHinwIDAQAB
v=spf1 mx a include:uxmail.io include:mail.zendesk.com ~all

✉️ SPF#

PolicyRecord (byg-sikkert.dk)
~all (soft fail) v=spf1 mx a include:uxmail.io include:mail.zendesk.com ~all

📨 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 2026-10-23 09:11:47
www CNAMEbyg-sikkert.dk (all on byg-sikkert.dk)
www vs bare domainSame network
byg-sikkert.dk: 95.217.60.135 (AS24940)
www.byg-sikkert.dk: 95.217.60.135 (AS24940)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

4 found
SelectorCNAMEKey
dkim byg-sikkert.dk RSA Invalid key data — receivers can't verify signatures
mail byg-sikkert.dk RSA Invalid key data — receivers can't verify signatures
s1 byg-sikkert.dk RSA Invalid key data — receivers can't verify signatures
s2 byg-sikkert.dk RSA Invalid key data — receivers can't verify signatures

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: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.byg-sikkert.dk byg-sikkert.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

110ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026092001
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-23 00:30:49
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2008-02-02
Expires2027-02-28 (125d)

🔗 Same registrant#

134 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).

DomainRegistrar
123anlaegsgartner.dkPunktum dk A/S (direct)
123arkitekt.dkPunktum dk A/S (direct)
123elektriker.dkPunktum dk A/S (direct)
123entreprenoer.dkPunktum dk A/S (direct)
123kloak.dkPunktum dk A/S (direct)
123malermester.dkPunktum dk A/S (direct)
123murer.dkPunktum dk A/S (direct)
123totalentreprise.dkPunktum dk A/S (direct)
123vvstilbud.dkPunktum dk A/S (direct)
3byggefirma.dkPunktum dk A/S (direct)
3elektrikere.dkPunktum dk A/S (direct)
3entreprenoer.dkPunktum dk A/S (direct)
3gulvfirma.dkPunktum dk A/S (direct)
3kloakmester.dkPunktum dk A/S (direct)
3malere.dkPunktum dk A/S (direct)
3murer.dkPunktum dk A/S (direct)
3tagfirma.dkPunktum dk A/S (direct)
3vvsfirma.dkPunktum dk A/S (direct)
aaretshaandvaerker.dkPunktum dk A/S (direct)
anbefalet-haandvaerk.dkDANDOMAIN A/S
anbefalet-haandvaerker.dkDANDOMAIN A/S
anbefalethaandvaerk.dkDANDOMAIN A/S
anlaegsgartner-online.dkPunktum dk A/S (direct)
anmeld-advokat.dkPunktum dk A/S (direct)
anmeld-blikkenslager.dkPunktum dk A/S (direct)
anmeld-brolaegger.dkPunktum dk A/S (direct)
anmeld-elektrikker.dkPunktum dk A/S (direct)
anmeld-entreprenoer.dkPunktum dk A/S (direct)
anmeld-glarmester.dkPunktum dk A/S (direct)
anmeld-haandvaerk.dkPunktum dk A/S (direct)
anmeld-haandvaerker.dkPunktum dk A/S (direct)
anmeld-kloakmester.dkPunktum dk A/S (direct)
anmeld-maler.dkPunktum dk A/S (direct)
anmeld-murer.dkPunktum dk A/S (direct)
anmeld-toemrer.dkPunktum dk A/S (direct)
anmeld-virksomhed.dkPunktum dk A/S (direct)
anmeld-vvs.dkPunktum dk A/S (direct)
anmeldadvokat.dkPunktum dk A/S (direct)
anmeldarkitekt.dkPunktum dk A/S (direct)
anmeldblikkenslager.dkPunktum dk A/S (direct)
anmeldbrolaegger.dkPunktum dk A/S (direct)
anmeldelektrikker.dkPunktum dk A/S (direct)
anmeldentreprenoer.dkPunktum dk A/S (direct)
anmeldgartner.dkPunktum dk A/S (direct)
anmeldglarmester.dkPunktum dk A/S (direct)
anmeldhandvaerker.dkPunktum dk A/S (direct)
anmeldhandvarker.dkPunktum dk A/S (direct)
anmeldkloakmester.dkPunktum dk A/S (direct)
anmeldmurer.dkPunktum dk A/S (direct)
anmeldsnedker.dkPunktum dk A/S (direct)
anmeldvirksomhed.dkPunktum dk A/S (direct)
anmeldvvs.dkPunktum dk A/S (direct)
arbejdssikkerhed.dkPunktum dk A/S (direct)
bad-guide.dkPunktum dk A/S (direct)
badguide.dkPunktum dk A/S (direct)
bedrebyggetilbud.dkPunktum dk A/S (direct)
blanketservice.dkPunktum dk A/S (direct)
boligfabrikken.dkPunktum dk A/S (direct)
brochure.dkPunktum dk A/S (direct)
brochureservice.dkPunktum dk A/S (direct)
budget-guiden.dkPunktum dk A/S (direct)
budgetguiden.dkPunktum dk A/S (direct)
byg-bolig.dkPunktum dk A/S (direct)
byg-og-bolig.dkPunktum dk A/S (direct)
bygge-guide.dkPunktum dk A/S (direct)
byggebank.dkPunktum dk A/S (direct)
byggebarometret.dkPunktum dk A/S (direct)
byggeeksperten.dkPunktum dk A/S (direct)
byggefabrikken.dkPunktum dk A/S (direct)
byggefejl.dkPunktum dk A/S (direct)
byggefirma-online.dkPunktum dk A/S (direct)
byggeklubben.dkPunktum dk A/S (direct)
byggenetto.dkPunktum dk A/S (direct)
byggeopgaven.dkPunktum dk A/S (direct)
byggeopgaver.dkPunktum dk A/S (direct)
byggeprisen.dkPunktum dk A/S (direct)
byggerifabrikken.dkPunktum dk A/S (direct)
byggesagkyndige.dkPunktum dk A/S (direct)
byggetilbud-online.dkPunktum dk A/S (direct)
byggevarerpriser.dkPunktum dk A/S (direct)
bygmedenergi.dkPunktum dk A/S (direct)
bygnetto.dkPunktum dk A/S (direct)
bygogbolig.dkPunktum dk A/S (direct)
carporttilbud.dkPunktum dk A/S (direct)
danskboligudstyr.dkPunktum dk A/S (direct)
dengodehåndværker.dkDANDOMAIN A/S
e-com.dkPunktum dk A/S (direct)
facadetilbud.dkPunktum dk A/S (direct)
flisetorvet.dkPunktum dk A/S (direct)
garagetilbud.dkPunktum dk A/S (direct)
gratisbud.dkPunktum dk A/S (direct)
haandvaerkerformidling.dkPunktum dk A/S (direct)
haandvaerkerlinjen.dkPunktum dk A/S (direct)
haandvaerkerlink.dkPunktum dk A/S (direct)
haandvaerkerpriser.dkPunktum dk A/S (direct)
haandvaerkerudlejning.dkPunktum dk A/S (direct)
haandvaerksprisen.dkPunktum dk A/S (direct)
haandvaerkspriser.dkPunktum dk A/S (direct)
have-guide.dkPunktum dk A/S (direct)
havefesten.dkPunktum dk A/S (direct)

Showing 100 of 134.

📋 WHOIS#

⏱️ Lookup Timing#

NS
27ms
A
30ms
MX
33ms
AAAA
38ms
TXT
134ms
CAA
32ms
HTTPS
27ms
TLSA
113ms
SOA
0ms
MTA-STS
49ms
DNSSEC
110ms
SRV
46ms
Total
757ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-23 09:11:47 640ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-25 16:47:12 696ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-23 12:35:36 shown 757ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-31 12:25:01 781ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-26 15:42:02 815ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-26 01:42:45 1056ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-27 07:36:08 868ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-16 18:10:58 677ms 2 NS 1 A 1 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone