jb-entreprenor.dk

📜 Historical scan 2026-06-25 19:44:25  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jb-entreprenor.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 30 May 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.43.22 is hosted by team.blue Denmark A/S (AS48854) 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   217ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.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.curanet.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   208ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.21.43.22 3600s vm1258.enterprisecloud.nu AS48854 team.blue Denmark A/S 185.21.40.0/22 🇩🇰 Denmark —

📧 MX Records#

2 records   242ms
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
🔷 Autodiscoverautodiscover-mf.onlinemail.io → 185.21.40.62
🔶 Autoconfigautoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   597ms
TXT Record
v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.com ~all

✉️ SPF#

PolicyRecord (jb-entreprenor.dk)
~all (soft fail) v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.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 2026-10-22 06:23:33
www185.21.43.22 (AS48854) (address records, no CNAME)
www vs bare domainSame network
jb-entreprenor.dk: 185.21.43.22 (AS48854)
www.jb-entreprenor.dk: 185.21.43.22 (AS48854)
WildcardNo
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 9/10 · policy: ~all

  • warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

546ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

206ms
FieldValue
Serial2023060201
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-20 17:44:47
FieldValue
RegistrarCURANET A/S
Registered2023-05-30
Expires2027-05-29 (217d)

🔗 Same registrant#

412 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
247-laaseservice.dkCURANET A/S
247-låseservice.dkCURANET A/S
247laaseservice.dkCURANET A/S
247låseservice.dkCURANET A/S
2bteknik.dkPunktum dk A/S (direct)
a-b-h.dkCURANET A/S
aarstiderneshaveanlaeg.dkCURANET A/S
aatomrer.dkCURANET A/S
acaction.dkCURANET A/S
acmalerservice.dkPunktum dk A/S (direct)
adornbymiv.dkCURANET A/S
aertebjerghundepension.dkCURANET A/S
afigima.dkCURANET A/S
afskubberfork.dkCURANET A/S
ahrensborgtoemrer.dkCURANET A/S
ahrensborgtømrer.dkCURANET A/S
air-sol.dkCURANET A/S
ajkbyg.dkPunktum dk A/S (direct)
ajpolering.dkCURANET A/S
ajørgensenbyg.dkPunktum dk A/S (direct)
alarm365-medlemstilbud.dkCURANET A/S
alsautoogbådcenter.dkCURANET A/S
alsikring.dkCURANET A/S
amandashundeklip.dkCURANET A/S
angusbynisgaard.dkCURANET A/S
anne-kristensen.dkCURANET A/S
antonsanlaeg.dkCURANET A/S
arcticb.dkCURANET A/S
asliservice.dkCURANET A/S
astrupfriskole.dkCURANET A/S
autodoktoren.dkCURANET A/S
autohusnord.dkCURANET A/S
autotjek-recar.dkCURANET A/S
auxodev.dkCURANET A/S
auxodev2.dkCURANET A/S
auxomarketing.dkCURANET A/S
aveo01.dkCURANET A/S
aveo03.dkCURANET A/S
aveo04.dkCURANET A/S
aveo05.dkCURANET A/S
aveo06.dkCURANET A/S
aveo08.dkCURANET A/S
aveo10.dkCURANET A/S
aveo11.dkCURANET A/S
aveo12.dkCURANET A/S
aveo13.dkCURANET A/S
aveo15.dkCURANET A/S
aveo18.dkCURANET A/S
aveo21.dkCURANET A/S
aveosupport.dkCURANET A/S
az-skadedyr.dkCURANET A/S
bakmandbelægning.dkCURANET A/S
ballingschmidt.dkCURANET A/S
bambusfacade.dkCURANET A/S
bambusterrasse.dkCURANET A/S
basballebadogbolig.dkCURANET A/S
bbroverfoerstergaarden.dkPunktum dk A/S (direct)
belderbos.dkCURANET A/S
bengtssonvp.dkCURANET A/S
betongaarden.dkCURANET A/S
bevaegelseforlivet.dkPunktum dk A/S (direct)
bjergesøgaard.dkCURANET A/S
bjergningsspil.dkCURANET A/S
blackswansexist.dkCURANET A/S
blhbyg.dkCURANET A/S
blokskæreskovl.dkCURANET A/S
blokudtager.dkCURANET A/S
blomsterpigen-aarhus.dkPunktum dk A/S (direct)
blueboatcharter.dkPunktum dk A/S (direct)
boernespecialist.dkCURANET A/S
bogbracing.dkCURANET A/S
bosch-ringkøbing.dkCURANET A/S
bounikt.dkCURANET A/S
braendekoeb.dkPunktum dk A/S (direct)
brasoe-fugespecialist.dkCURANET A/S
brasø-fugespecialist.dkCURANET A/S
bruddalskoreskole.dkCURANET A/S
bv-ejendomme.dkCURANET A/S
by-tina.dkCURANET A/S
byensvvs-ry.dkCURANET A/S
byggesagsbehandling-aps.dkCURANET A/S
cacismulti-renovering.dkCURANET A/S
cafeaasen.dkCURANET A/S
cardel-ejendomme.dkPunktum dk A/S (direct)
carstenhusted.dkCURANET A/S
ce-mestringsvejleder.dkCURANET A/S
cfrichsvej103.dkPunktum dk A/S (direct)
ch-byg.dkCURANET A/S
charlottesmedegaard.dkCURANET A/S
chrones.dkCURANET A/S
cityhairnails.dkCURANET A/S
clairvoyantmargit.dkCURANET A/S
collet-shop.dkCURANET A/S
colletshop.dkCURANET A/S
connectingminds.dkCURANET A/S
cpetersen-aps.dkCURANET A/S
csbygogmontage.dkCURANET A/S
cscafeogrestaurantinventar.dkCURANET A/S
csvvs.dkCURANET A/S
ctimport.dkCURANET A/S

Showing 100 of 412.

📋 WHOIS#

⏱️ Lookup Timing#

NS
217ms
A
208ms
MX
242ms
AAAA
207ms
TXT
597ms
CAA
461ms
HTTPS
245ms
TLSA
284ms
SOA
206ms
MTA-STS
254ms
DNSSEC
546ms
SRV
245ms
Total
1657ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 06:23:33 464ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-09 06:06:06 330ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-25 00:29:27 495ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-25 19:44:25 shown 1657ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-24 06:55:22 887ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-23 13:43:24 943ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 06:13:56 757ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-18 06:22:51 735ms 2 NS 1 A 2 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone