dcrs.dk

📜 Historical scan 2026-09-30 13:49:24  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dcrs.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 October 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.211.38 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by .. 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   55ms
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   24ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.211.38 600s domain-parking.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

1 records   46ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverhobbes.emi.dtu.dk → 130.225.79.89
🔶 Autoconfighobbes.emi.dtu.dk → 130.225.79.89

🔷 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#

latest probe, not this scan · checked 2026-10-11 22:04:58
www CNAMEhobbes.emi.dtu.dk (all on dtu.dk)
www vs bare domainDifferent networks
dcrs.dk: 46.30.211.38 (AS51468)
www.dcrs.dk: 130.225.79.89 (AS1835)
(all like this)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.dcrs.dk hobbes.emi.dtu.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

103ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

40ms
FieldValue
Serial2026091001
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-11 22:29:21
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1997-10-02
Expires2026-12-31 (75d)

🔗 Same registrant#

102 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
3g-center.dkSimply.com A/S
4m-centre.dkSimply.com A/S
abyss.dkSimply.com A/S
accuwind.dkPunktum dk A/S (direct)
alumniplus.dkPunktum dk A/S (direct)
arches2012.dkSimply.com A/S
biobrug.dkPunktum dk A/S (direct)
biogasupgrade.dkPunktum dk A/S (direct)
bonus-optimus.dkPunktum dk A/S (direct)
borger-cert.dkPunktum dk A/S (direct)
bridgingthegap.dkSimply.com A/S
carbospot.dkPunktum dk A/S (direct)
ceinitiative.dkPunktum dk A/S (direct)
cemac.dkPunktum dk A/S (direct)
cert.dkPunktum dk A/S (direct)
chemsafe.dkPunktum dk A/S (direct)
computerome.dkPunktum dk A/S (direct)
cpcs.dkPunktum dk A/S (direct)
cvt.dkPunktum dk A/S (direct)
danish-universities.dkPROCOPA IT ApS
danske-universiteter.dkPROCOPA IT ApS
darenet.dkPunktum dk A/S (direct)
deic.dkPunktum dk A/S (direct)
difres.dkDANDOMAIN A/S
dix.dkPunktum dk A/S (direct)
dk-cert.dkPunktum dk A/S (direct)
dkcert.dkPunktum dk A/S (direct)
dsri.dkPunktum dk A/S (direct)
dtb.dkPunktum dk A/S (direct)
dtu-alarm.dkSimply.com A/S
dtu.dkPunktum dk A/S (direct)
dtub.dkPunktum dk A/S (direct)
dtubusiness.dkPunktum dk A/S (direct)
dtv.dkPunktum dk A/S (direct)
dunet.dkDanmarks Tekniske Universitet
eduroam.dkPunktum dk A/S (direct)
entrepreneurial.dkPunktum dk A/S (direct)
eurocc.dkPunktum dk A/S (direct)
executivemba.dkPunktum dk A/S (direct)
executivemmt.dkPunktum dk A/S (direct)
findit.dkPunktum dk A/S (direct)
fisker-forsker.dkDANDOMAIN A/S
fleksibelenergi.dkPunktum dk A/S (direct)
flexibleenergy.dkPunktum dk A/S (direct)
formalmethods.dkPunktum dk A/S (direct)
forskningsfronten.dkPunktum dk A/S (direct)
forskningsnet-cert.dkPunktum dk A/S (direct)
forskningsnet.dkPunktum dk A/S (direct)
forskningsnettet.dkPunktum dk A/S (direct)
forskningsportalen.dkPunktum dk A/S (direct)
fsknet.dkPunktum dk A/S (direct)
galathea3.dkPunktum dk A/S (direct)
gluckstad.dkPunktum dk A/S (direct)
havforskning.dkPunktum dk A/S (direct)
hawc2.dkPunktum dk A/S (direct)
hco2020.dkPunktum dk A/S (direct)
healthyoushare.dkPunktum dk A/S (direct)
hydrograv.dkPunktum dk A/S (direct)
i2.dkPunktum dk A/S (direct)
i4i.dkPunktum dk A/S (direct)
icert.dkPunktum dk A/S (direct)
incert.dkPunktum dk A/S (direct)
information4innovation.dkPunktum dk A/S (direct)
informationforinnovation.dkPunktum dk A/S (direct)
inka-project.dkPunktum dk A/S (direct)
intcert.dkPunktum dk A/S (direct)
komdigital.dkPunktum dk A/S (direct)
lira-project.dkPunktum dk A/S (direct)
metajournal.dkPunktum dk A/S (direct)
metajournals.dkPunktum dk A/S (direct)
microbexplore.dkPunktum dk A/S (direct)
microbxplorer.dkPunktum dk A/S (direct)
nordicnanolab.dkPunktum dk A/S (direct)
ocean-decade.dkDANDOMAIN A/S
oceandecade.dkDANDOMAIN A/S
open-entrepreneurship.dkPunktum dk A/S (direct)
polarview.dkPunktum dk A/S (direct)
postd.dkPunktum dk A/S (direct)
powerflexhouse.dkPunktum dk A/S (direct)
ppo.dkPunktum dk A/S (direct)
pse2015escape25.dkPunktum dk A/S (direct)
qim.dkPunktum dk A/S (direct)
quantumlab.dkPunktum dk A/S (direct)
rektor.dkPROCOPA IT ApS
route.dkPunktum dk A/S (direct)
sciencedata.dkPunktum dk A/S (direct)
seaice.dkPunktum dk A/S (direct)
secureremote.dkPunktum dk A/S (direct)
space-phd.dkPunktum dk A/S (direct)
startinnovating.dkPunktum dk A/S (direct)
summer-academy.dkPunktum dk A/S (direct)
teknisk-kulturarv.dkPunktum dk A/S (direct)
tem.dkPunktum dk A/S (direct)
trafikmodelcenter.dkPunktum dk A/S (direct)
uni-cert.dkPunktum dk A/S (direct)
uninet.dkPunktum dk A/S (direct)
vinddata.dkPunktum dk A/S (direct)
waspengineering.dkPunktum dk A/S (direct)
wayf.dkPunktum dk A/S (direct)
windturbinetest.dkPunktum dk A/S (direct)

Showing 100 of 102.

📋 WHOIS#

⏱️ Lookup Timing#

NS
55ms
A
24ms
MX
46ms
AAAA
30ms
TXT
197ms
CAA
46ms
HTTPS
43ms
TLSA
127ms
SOA
40ms
MTA-STS
59ms
DNSSEC
103ms
SRV
80ms
Total
692ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-11 22:04:57 1069ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-03 00:29:51 472ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 13:49:24 shown 692ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-13 04:51:56 585ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-12 23:08:31 844ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-31 17:22:09 538ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-12 06:38:03 2500ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-24 07:39:40 24691ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-18 04:44:42 2299ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-13 07:54:09 657ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-26 07:30:13 552ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-23 07:21:37 952ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-22 22:07:21 931ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 01:27:56 485ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-17 01:20:56 432ms 2 NS 1 A 0 MX 🔒 Secure
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