psc-byg.dk

📜 Historical scan 2026-09-14 17:01:13  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

psc-byg.dk is a .dk domain served by 2 nameservers (gabriella.ns.cloudflare.com, mitch.ns.cloudflare.com). It was registered on 22 November 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.80.47 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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   67ms
NameserverIP addressesPTRASN / ISP
gabriella.ns.cloudflare.com 108.162.194.134
162.159.38.134
172.64.34.134
2606:4700:50::a29f:2686
2803:f800:50::6ca2:c286
2a06:98c1:50::ac40:2286		 gabriella.ns.cloudflare.com
gabriella.ns.cloudflare.com
gabriella.ns.cloudflare.com
gabriella.ns.cloudflare.com
gabriella.ns.cloudflare.com
gabriella.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
mitch.ns.cloudflare.com 108.162.193.208
172.64.33.208
173.245.59.208
2606:4700:58::adf5:3bd0
2803:f800:50::6ca2:c1d0
2a06:98c1:50::ac40:21d0		 mitch.ns.cloudflare.com
mitch.ns.cloudflare.com
mitch.ns.cloudflare.com
mitch.ns.cloudflare.com
mitch.ns.cloudflare.com
mitch.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.80.47 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.174.86 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   38ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx1.onlinemail.io 185.21.42.12 mx1.onlinemail.io AS48854 team.blue Denmark A/S
20 300s mx2.onlinemail.io 46.36.208.16 mx2.onlinemail.io AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.80.47
🔶 Autoconfig104.21.80.47

🔷 AAAA Records (IPv6)#

2 records   71ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3036::6815:502f 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:ae56 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   46ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.80.47,172.67.174.86 ech=AEX+DQBBfAAgACAePflDEZh+ZmwULDhqf7xSjWD5yh3DbOH7aIIqeTD7HwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:502f,2606:4700:3037::ac43:ae56

📝 TXT Records#

1 records   200ms
TXT Record
v=spf1 include:spf.onlinemail.io -all

✉️ SPF#

PolicyRecord (psc-byg.dk)
-all (hard fail) v=spf1 include:spf.onlinemail.io -all

📨 DMARC#

PolicyRecord (_dmarc.psc-byg.dk)
p=none (monitor only) v=DMARC1; p=none;

📬 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 2026-10-08 14:06:19
www104.21.80.47 172.67.174.86 2606:4700:3036::6815:502f 2606:4700:3037::ac43:ae56 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.u46528827.wl078.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u46528827.wl078.sendgrid.net RSA · ~2048 bit

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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

135ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2414773731
Primary NS (MNAME)gabriella.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 22:09:50
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2024-11-22
Expires2026-11-21 (34d)

🔗 Same registrant#

135 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
3-byggetilbud.dkPunktum dk A/S (direct)
3dbadevaerelse.dkPunktum dk A/S (direct)
5flyttetilbud.dkCURANET A/S
aabyggeri.dkCURANET A/S
acbyg.dkPunktum dk A/S (direct)
acoustic-solution.dkPunktum dk A/S (direct)
advokatkobenhavn.dkCURANET A/S
adwiseintern.dkPunktum dk A/S (direct)
adwisemedia.dkPunktum dk A/S (direct)
akn-erhvervsgulve.dkPunktum dk A/S (direct)
akn-gulvtech.dkPunktum dk A/S (direct)
akustikvæg.dkPunktum dk A/S (direct)
altomskonhed.dkCURANET A/S
ambyg-anlaeg.dkPunktum dk A/S (direct)
andersentm.dkCURANET A/S
anwaar.dkPunktum dk A/S (direct)
ardomalerservice.dkPunktum dk A/S (direct)
aw-ejendomme.dkPunktum dk A/S (direct)
awejendomme.dkPunktum dk A/S (direct)
beauty-style.dkPunktum dk A/S (direct)
beautymedical.dkPunktum dk A/S (direct)
bidstrups-auktioner.dkPunktum dk A/S (direct)
bil-mester.dkPunktum dk A/S (direct)
brdr-ostergaard.dkPunktum dk A/S (direct)
carpentercuz.dkPunktum dk A/S (direct)
clausnoppenau.dkCURANET A/S
clydolph.dkPunktum dk A/S (direct)
dahl-have.dkCURANET A/S
dansktagdaekning.dkCURANET A/S
din-raadgivning.dkCURANET A/S
din-skonhed.dkPunktum dk A/S (direct)
ditautovaerksted.dkCURANET A/S
eanlæg.dkPunktum dk A/S (direct)
ee-ejendomsservice.dkPunktum dk A/S (direct)
elektrikergreve.dkPunktum dk A/S (direct)
entreprenor-pgj.dkPunktum dk A/S (direct)
envito.dkPunktum dk A/S (direct)
epoxyshoppen.dkPunktum dk A/S (direct)
erhvervsbrancher.dkPunktum dk A/S (direct)
eventbloggen.dkPunktum dk A/S (direct)
find-anlægsgartner.dkPunktum dk A/S (direct)
find-vaerksted.dkCURANET A/S
findmurerfirma.dkCURANET A/S
fjernelseafolietank.dkPunktum dk A/S (direct)
flytmail.dkPunktum dk A/S (direct)
flyttefirma-pris.dkPunktum dk A/S (direct)
flyttefirma-århus.dkPunktum dk A/S (direct)
flyttefirmaguide.dkCURANET A/S
flyttefirmajylland.dkPunktum dk A/S (direct)
flyttefirmakobenhavn.dkPunktum dk A/S (direct)
freelance-mødebooker.dkSimply.com A/S
fugefirmaerhverv.dkCURANET A/S
fugemand-viborg.dkCURANET A/S
fugemandroskilde.dkCURANET A/S
god-gulvservice.dkPunktum dk A/S (direct)
green-maler.dkPunktum dk A/S (direct)
handyhenrik.dkPunktum dk A/S (direct)
haslevmultiservice.dkPunktum dk A/S (direct)
herlevstationkoreskole.dkPunktum dk A/S (direct)
hjemmebloggen.dkPunktum dk A/S (direct)
hn-ent.dkPunktum dk A/S (direct)
homøopat-maria.dkPunktum dk A/S (direct)
håndværk-byggeri.dkPunktum dk A/S (direct)
iptagpap.dkCURANET A/S
jb-tagdaekning.dkCURANET A/S
jeanettebarker.dkPunktum dk A/S (direct)
jeres-bolig.dkPunktum dk A/S (direct)
jmah.dkCURANET A/S
kaffe-kassen.dkPunktum dk A/S (direct)
klima-sikring.dkPunktum dk A/S (direct)
klinik-koncept.dkPunktum dk A/S (direct)
kloak-info.dkPunktum dk A/S (direct)
kloakanlaegning.dkPunktum dk A/S (direct)
kloakmester-københavn.dkPunktum dk A/S (direct)
kloakmester-sjælland.dkPunktum dk A/S (direct)
kloakservice-sjaelland.dkPunktum dk A/S (direct)
kntomrer.dkPunktum dk A/S (direct)
kob-hus.dkPunktum dk A/S (direct)
koelefirma.dkCURANET A/S
kruseolsenbyg.dkCURANET A/S
køb-sommerhus.dkPunktum dk A/S (direct)
loefwall.dkPunktum dk A/S (direct)
luft-til-vand-varmepumper.dkPunktum dk A/S (direct)
macleaning.dkPunktum dk A/S (direct)
mads-tolderlund.dkPunktum dk A/S (direct)
malerkobenhavn.dkPunktum dk A/S (direct)
microcement-københavn.dkPunktum dk A/S (direct)
miljoklar.dkCURANET A/S
mit-koekken.dkPunktum dk A/S (direct)
mobiledaekpro.dkCURANET A/S
multiservicesjaelland.dkPunktum dk A/S (direct)
murer-je.dkCURANET A/S
murer-vestsjaelland.dkPunktum dk A/S (direct)
murerkobenhavn.dkPunktum dk A/S (direct)
murermesterhansen.dkPunktum dk A/S (direct)
mvbyg.dkPunktum dk A/S (direct)
møllerpoulsen.dkPunktum dk A/S (direct)
net-sundhed.dkPunktum dk A/S (direct)
nexagroup.dkPunktum dk A/S (direct)
nl-tools.dkPunktum dk A/S (direct)

Showing 100 of 135.

📋 WHOIS#

⏱️ Lookup Timing#

NS
67ms
A
47ms
MX
38ms
AAAA
71ms
TXT
200ms
CAA
51ms
HTTPS
46ms
TLSA
236ms
SOA
0ms
MTA-STS
70ms
DNSSEC
135ms
SRV
90ms
Total
1871ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 08:46:45 580ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-25 22:08:28 9510ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-14 17:01:13 shown 1871ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-07 21:04:33 1990ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-31 10:45:18 1222ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-29 03:48:22 594ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-27 17:04:35 582ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-24 00:23:33 4316ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-12 15:20:16 1056ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-17 12:00:10 1631ms 2 NS 2 A 2 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone