3g-center.dk

📜 Historical scan 2026-09-26 18:13:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

3g-center.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 9 March 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 52.236.166.178 is hosted by Microsoft Corporation (AS8075) in The Netherlands. 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#

3 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
52.236.166.178	3600s	—	AS8075	Microsoft Corporation	52.224.0.0/11	🇳🇱 The Netherlands	Amsterdam

📧 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#

1 records 131ms

TXT Record
HARICA-pctCvvC2OrMy2dmuoDV

✉️ 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 2026-10-18 13:05:01

www CNAME	azure.sitecore.dtu.dk (all on dtu.dk) → 52.236.166.178 (AS8075)
www vs bare domain	Same network 3g-center.dk: 52.236.166.178 (AS8075) www.3g-center.dk: 52.236.166.178 (AS8075)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

70ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026091100
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-14 09:36:03

Field	Value
Registrar	Simply.com A/S
Registered	2012-03-09
Expires	2027-03-31 (160d)

🔗 Same registrant#

207 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).

Domain	Registrar
4m-centre.dk	Simply.com A/S
abyss.dk	Simply.com A/S
accuwind.dk	Punktum dk A/S (direct)
alumniplus.dk	Punktum dk A/S (direct)
antibiotikaresistens.dk	Punktum dk A/S (direct)
arches2012.dk	Simply.com A/S
aribah.dk	Punktum dk A/S (direct)
bear-hearing.dk	Simply.com A/S
bigq.dk	Simply.com A/S
bigscience.dk	WEB SOLUTIONS A/S
biobrug.dk	Punktum dk A/S (direct)
biogasupgrade.dk	Punktum dk A/S (direct)
biotechacademy.dk	Punktum dk A/S (direct)
boernenesuniversitet.dk	Simply.com A/S
bonus-optimus.dk	Punktum dk A/S (direct)
borger-cert.dk	Punktum dk A/S (direct)
bridgingthegap.dk	Simply.com A/S
børnenesuniversitet.dk	Punktum dk A/S (direct)
carbospot.dk	Punktum dk A/S (direct)
ceinitiative.dk	Punktum dk A/S (direct)
cemac.dk	Punktum dk A/S (direct)
cert.dk	Punktum dk A/S (direct)
cewqo2017.dk	Simply.com A/S
chemsafe.dk	Punktum dk A/S (direct)
chips-competence-centre.dk	Simply.com A/S
cifq.dk	Punktum dk A/S (direct)
coherent-project.dk	Punktum dk A/S (direct)
computerome.dk	Punktum dk A/S (direct)
covidtest.dk	Punktum dk A/S (direct)
cpcs.dk	Punktum dk A/S (direct)
cph-food.dk	Punktum dk A/S (direct)
cphfuture.dk	Punktum dk A/S (direct)
cvt.dk	Punktum dk A/S (direct)
da-gate.dk	Punktum dk A/S (direct)
danish-universities.dk	PROCOPA IT ApS
danishdays.dk	Punktum dk A/S (direct)
danishuniversities.dk	PROCOPA IT ApS
danske-universiteter.dk	PROCOPA IT ApS
darenet.dk	Punktum dk A/S (direct)
datasikkerhedsbladet.dk	Punktum dk A/S (direct)
dccsm.dk	Punktum dk A/S (direct)
dcf-denmark.dk	Punktum dk A/S (direct)
dcrs.dk	Punktum dk A/S (direct)
deic.dk	Punktum dk A/S (direct)
derisk.dk	Punktum dk A/S (direct)
detrigtigelaboratorium.dk	Punktum dk A/S (direct)
difres.dk	DANDOMAIN A/S
dig-e.dk	Punktum dk A/S (direct)
digitalenergy.dk	Punktum dk A/S (direct)
digitalenergylab.dk	Punktum dk A/S (direct)
dix.dk	Punktum dk A/S (direct)
dk-cert.dk	Punktum dk A/S (direct)
dkcert.dk	Punktum dk A/S (direct)
dnsc.dk	Punktum dk A/S (direct)
dronevideotech.dk	Punktum dk A/S (direct)
dsri.dk	Punktum dk A/S (direct)
dtb.dk	Punktum dk A/S (direct)
dtf.dk	Punktum dk A/S (direct)
dtu-alarm.dk	Simply.com A/S
dtu.dk	Punktum dk A/S (direct)
dtub.dk	Punktum dk A/S (direct)
dtubusiness.dk	Punktum dk A/S (direct)
dtusat.dk	Punktum dk A/S (direct)
dtutest.dk	Punktum dk A/S (direct)
dtv.dk	Punktum dk A/S (direct)
dunet.dk	Danmarks Tekniske Universitet
duraledge.dk	Punktum dk A/S (direct)
e-universitet.dk	Punktum dk A/S (direct)
eduroam.dk	Punktum dk A/S (direct)
efsa.dk	Punktum dk A/S (direct)
elchemea.dk	Punktum dk A/S (direct)
energydata.dk	Punktum dk A/S (direct)
energyinnovationhub.dk	Punktum dk A/S (direct)
energylivelab.dk	Punktum dk A/S (direct)
entrepreneurial.dk	Punktum dk A/S (direct)
erc-electrothermo.dk	Punktum dk A/S (direct)
esabic.dk	Punktum dk A/S (direct)
eurocc.dk	Punktum dk A/S (direct)
europæisk-ål.dk	Simply.com A/S
executivemba.dk	Punktum dk A/S (direct)
executivemmt.dk	Punktum dk A/S (direct)
fast-track.dk	Punktum dk A/S (direct)
findit.dk	Punktum dk A/S (direct)
fisker-forsker.dk	DANDOMAIN A/S
flabbergast-bio.dk	Punktum dk A/S (direct)
fleksibelenergi.dk	Punktum dk A/S (direct)
flexibleenergi.dk	Punktum dk A/S (direct)
flexibleenergy.dk	Punktum dk A/S (direct)
formalmethods.dk	Punktum dk A/S (direct)
forskningsfronten.dk	Punktum dk A/S (direct)
forskningsnet-cert.dk	Punktum dk A/S (direct)
forskningsnet.dk	Punktum dk A/S (direct)
forskningsnettet.dk	Punktum dk A/S (direct)
forskningsportalen.dk	Punktum dk A/S (direct)
fsknet.dk	Punktum dk A/S (direct)
fusionsenergi.dk	Punktum dk A/S (direct)
g2v2g.dk	Punktum dk A/S (direct)
galathea3.dk	Punktum dk A/S (direct)
genlife.dk	Punktum dk A/S (direct)
gluckstad.dk	Punktum dk A/S (direct)

Showing 100 of 207.

📋 WHOIS#

⏱️ Lookup Timing#

37ms

34ms

39ms

AAAA

40ms

TXT

131ms

CAA

33ms

HTTPS

32ms

TLSA

46ms

SOA

0ms

MTA-STS

50ms

DNSSEC

70ms

SRV

55ms

Total

393ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 22:32:28	425ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-30 22:24:40	419ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-30 06:23:20	364ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-26 18:13:48 shown	393ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-22 08:02:57	388ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-13 17:32:53	495ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-04 07:13:59	425ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-01 16:32:29	2411ms	3 NS 1 A 0 MX	🔒 Secure
2026-08-27 09:17:42	501ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-24 15:41:50	571ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-16 12:44:47	479ms	3 NS 1 A 0 MX	🔒 Secure