byggefirmaet-arco.dk

Records from scan: 2026-09-12 05:40:16  ·  385ms total  ·  last checked 2026-10-20 00:40 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byggefirmaet-arco.dk is a .dk domain served by 2 nameservers (ns1.dnsserver.dk, ns2.dnsserver.dk). It was registered on 11 September 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.8.37.10 is hosted by Norlys Telco A/S (AS3308) in Denmark. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   40ms
NameserverIP addressesPTRASN / ISP
ns1.dnsserver.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dnsserver.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.8.37.10 10800s — AS3308 Norlys Telco A/S 193.8.36.0/23 🇩🇰 Denmark Ølstykke

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

checked 2026-10-13 17:36:41
www193.8.37.10 (AS3308) (address records, no CNAME)
www vs bare domainSame network
byggefirmaet-arco.dk: 193.8.37.10 (AS3308)
www.byggefirmaet-arco.dk: 193.8.37.10 (AS3308)
WildcardNo
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

71ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2025122201
Primary NS (MNAME)ns1.dnsserver.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-16 20:22:38
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2003-09-11
Expires2027-09-30 (344d)

🔗 Same registrant#

47 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
3mm4.dkCURANET A/S
4x55.dkCURANET A/S
alca-gruppen.dkPunktum dk A/S (direct)
annisse-vingaard.dkPunktum dk A/S (direct)
bestilbord.dkCURANET A/S
bygdanmark.dkPunktum dk A/S (direct)
centrum-fysioterapi.dkPunktum dk A/S (direct)
danaweb.dkPunktum dk A/S (direct)
dws1.dkCURANET A/S
dwtest4.dkCURANET A/S
face2day.dkCURANET A/S
flytdanmark.dkPunktum dk A/S (direct)
frisordanmark.dkPunktum dk A/S (direct)
go-commerce.dkPunktum dk A/S (direct)
group-online.dkCURANET A/S
hairbycapello.dkPunktum dk A/S (direct)
herlevsyn.dkPunktum dk A/S (direct)
implantat-tandlaeger-greve.dkPunktum dk A/S (direct)
karenbennicke.dkPunktum dk A/S (direct)
kibrill.dkPunktum dk A/S (direct)
klipdanmark.dkCURANET A/S
kongelundskroen.dkPunktum dk A/S (direct)
mrskovservice.dkPunktum dk A/S (direct)
on2day.dkCURANET A/S
online-group.dkCURANET A/S
poplab.dkPunktum dk A/S (direct)
skandiaweb.dkPunktum dk A/S (direct)
tandlaegerne-kolt.dkPunktum dk A/S (direct)
tecotek.dkPunktum dk A/S (direct)
tldbyg.dkPunktum dk A/S (direct)
vinkelplanteskole.dkPunktum dk A/S (direct)
vvsdanmark.dkCURANET A/S
vvsdk.dkCURANET A/S
webserver1.dkCURANET A/S
webserver13.dkCURANET A/S
webserver15.dkCURANET A/S
webserver16.dkCURANET A/S
webserver20.dkCURANET A/S
webserver26.dkCURANET A/S
webserver29.dkCURANET A/S
webserver35.dkCURANET A/S
webserver4.dkCURANET A/S
webserver40.dkCURANET A/S
webserver44.dkCURANET A/S
webserver45.dkCURANET A/S
webserver6.dkCURANET A/S
webserver7.dkCURANET A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
40ms
A
36ms
MX
39ms
AAAA
42ms
TXT
127ms
CAA
36ms
HTTPS
43ms
TLSA
67ms
SOA
0ms
MTA-STS
46ms
DNSSEC
71ms
SRV
46ms
Total
385ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-12 05:40:16 shown 385ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-25 18:53:39 533ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-22 18:22:38 1101ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-22 16:36:22 2588ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-21 13:20:09 1007ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 15:12:23 861ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-16 18:10:11 478ms 2 NS 1 A 0 MX 🔒 Secure
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