byggeri.dk

📜 Historical scan 2026-10-01 08:15:39  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byggeri.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 85.235.243.20 is hosted by Norlys Telco A/S (AS3308) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. 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   24ms
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   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
85.235.243.20 3600s nyhedsbrev.odsgard.dk AS3308 Norlys Telco A/S 85.235.224.0/19 🇩🇰 Denmark Hørsholm

📧 MX Records#

2 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.onlinemail.io 185.21.42.12 mx1.onlinemail.io AS48854 team.blue Denmark A/S
20 3600s mx2.onlinemail.io 46.36.208.16 mx2.onlinemail.io AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverbyggeri.dk → 85.235.243.20
🔶 Autoconfigbyggeri.dk → 85.235.243.20

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   146ms
TXT Record
v=spf1 a mx ptr ip4:86.58.254.141 mx:byggeri.dk ~all

✉️ SPF#

PolicyRecord (byggeri.dk)
~all (soft fail) v=spf1 a mx ptr ip4:86.58.254.141 mx:byggeri.dk ~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 2026-10-21 00:18:20
www CNAMEbyggeri.dk (all on byggeri.dk)
www vs bare domainSame network
byggeri.dk: 85.235.243.20 (AS3308)
www.byggeri.dk: 85.235.243.20 (AS3308)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

  • warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.byggeri.dk byggeri.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

88ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

39ms
FieldValue
Serial2026092901
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-22 12:37:16
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1997-01-31
Expires2029-03-31 (890d)

🔗 Same registrant#

58 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
aaretsbyggeri.dkPunktum dk A/S (direct)
aaretsord.dkDANDOMAIN A/S
aaretsuderum.dkDANDOMAIN A/S
aaretsungdomsord.dkDANDOMAIN A/S
aaretsungeord.dkDANDOMAIN A/S
ballerupnyt.dkDANDOMAIN A/S
ballerupweekend.dkDANDOMAIN A/S
bas.dkPunktum dk A/S (direct)
brøndbynyt.dkDANDOMAIN A/S
btb2021.dkDANDOMAIN A/S
btb2022.dkDANDOMAIN A/S
btb2023.dkDANDOMAIN A/S
btb2024.dkDANDOMAIN A/S
byensboligforeninger.dkPunktum dk A/S (direct)
byg-tv.dkPunktum dk A/S (direct)
byggewatch.dkPunktum dk A/S (direct)
bygtv.dkPunktum dk A/S (direct)
bygwatch.dkPunktum dk A/S (direct)
cphweekend.dkDANDOMAIN A/S
crimecode.dkPunktum dk A/S (direct)
cybergames.dkPunktum dk A/S (direct)
fagfolk.dkPunktum dk A/S (direct)
foodm.dkPunktum dk A/S (direct)
foodmarkedet.dkPunktum dk A/S (direct)
glostrupnyt.dkDANDOMAIN A/S
gonetwork.dkDANDOMAIN A/S
gotonetwork.dkDANDOMAIN A/S
hr-regnskab.dkDANDOMAIN A/S
hvidovreweekend.dkDANDOMAIN A/S
hårdttræ.dkPunktum dk A/S (direct)
irum.dkPunktum dk A/S (direct)
ishojnyt.dkDANDOMAIN A/S
kogeweekend.dkDANDOMAIN A/S
køgeweekend.dkDANDOMAIN A/S
logistik-magasinet.dkPunktum dk A/S (direct)
ltl.dkPunktum dk A/S (direct)
magasinetgulv.dkPunktum dk A/S (direct)
mester-guiden.dkPunktum dk A/S (direct)
mester-svend.dkPunktum dk A/S (direct)
mesterogsvend.dkPunktum dk A/S (direct)
mywebshop.dkDANDOMAIN A/S
odsgard.dkPunktum dk A/S (direct)
packm.dkPunktum dk A/S (direct)
peterodsgard.dkPunktum dk A/S (direct)
rodovrenyt.dkDANDOMAIN A/S
sikkerhed.dkPunktum dk A/S (direct)
skolemagasin.dkPunktum dk A/S (direct)
tømmerhandel.dkPunktum dk A/S (direct)
ue-medier.dkPunktum dk A/S (direct)
uemedia.dkPunktum dk A/S (direct)
uemedier.dkPunktum dk A/S (direct)
ugenserhverv.dkPunktum dk A/S (direct)
vallensbaekweekend.dkDANDOMAIN A/S
vallensbæknyt.dkDANDOMAIN A/S
vallensbækweekend.dkDANDOMAIN A/S
vestegnenskonferencecenter.dkDANDOMAIN A/S
værktøjstest.dkPunktum dk A/S (direct)
åretsbyggeri.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
24ms
A
32ms
MX
41ms
AAAA
58ms
TXT
146ms
CAA
40ms
HTTPS
27ms
TLSA
49ms
SOA
39ms
MTA-STS
66ms
DNSSEC
88ms
SRV
95ms
Total
499ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 00:18:20 2899ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-01 08:15:39 shown 499ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-30 12:59:11 2461ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-24 11:59:02 1284ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-23 11:55:14 753ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-28 02:40:31 887ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-09 11:29:10 2939ms 2 NS 1 A 2 MX 🔒 Secure
2026-07-01 23:29:20 2196ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-16 18:15:19 711ms 2 NS 1 A 2 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone