byggeri.dk

📜 Historical scan 2026-08-28 02:40:31  ·  ← 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   77ms
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   90ms
IPTTLPTRASNISP / OrgCIDRCountryCity
85.235.243.20 3600s 20.0-127.243.235.85.in-addr.arpa
nyhedsbrev.odsgard.dk		 AS3308 Norlys Telco A/S 85.235.224.0/19 🇩🇰 Denmark Hørsholm

📧 MX Records#

2 records   82ms
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   235ms
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#

125ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026080501
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 (888d)

🔗 Same registrant#

69 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)
brondbynyt.dkDANDOMAIN A/S
brøndbynyt.dkDANDOMAIN A/S
brøndbyweekend.dkDANDOMAIN A/S
btb2021.dkDANDOMAIN A/S
btb2022.dkDANDOMAIN A/S
btb2023.dkDANDOMAIN A/S
btb2024.dkDANDOMAIN A/S
btb2026.dkDANDOMAIN A/S
btbren.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
glostrupweekend.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)
maryann.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)
mestersvend.dkPunktum dk A/S (direct)
mywebshop.dkDANDOMAIN A/S
netvaerksdage.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)
skole-magasin.dkPunktum dk A/S (direct)
skolemagasin.dkPunktum dk A/S (direct)
taastrupnyt.dkDANDOMAIN A/S
taastrupweekend.dkDANDOMAIN A/S
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
77ms
A
90ms
MX
82ms
AAAA
106ms
TXT
235ms
CAA
99ms
HTTPS
93ms
TLSA
65ms
SOA
0ms
MTA-STS
116ms
DNSSEC
125ms
SRV
109ms
Total
887ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 00:18:20 2899ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-01 08:15:39 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 shown 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
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