biocenter.dk

📜 Historical scan 2026-07-10 03:16:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

biocenter.dk is a .dk domain served by 2 nameservers (barbara.ns.cloudflare.com, dan.ns.cloudflare.com). It was registered on 1 June 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.5.215 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no 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 85ms

Nameserver	IP addresses	PTR	ASN / ISP
barbara.ns.cloudflare.com	108.162.192.248 172.64.32.248 173.245.58.248 2606:4700:50::adf5:3af8 2803:f800:50::6ca2:c0f8 2a06:98c1:50::ac40:20f8	barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dan.ns.cloudflare.com	108.162.193.108 172.64.33.108 173.245.59.108 2606:4700:58::adf5:3b6c 2803:f800:50::6ca2:c16c 2a06:98c1:50::ac40:216c	dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.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 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.5.215	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.133.222	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 59ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:5d7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:85de	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 65ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.5.215,172.67.133.222 ech=AEX+DQBBOwAgACCeLInM473mp38qiDJ4LbMrv7eyo3EeWcmGDxYPB7+mTQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:5d7,2606:4700:3034::ac43:85de

📝 TXT Records#

1 records 214ms

TXT Record
site-verification=89ef5111e59545cf4ebfec21510bb3d7

✉️ 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 2026-10-13 15:00:41

www	104.21.5.215 172.67.133.222 2606:4700:3030::6815:5d7 2606:4700:3034::ac43:85de (AS13335) (address records, no CNAME)
www vs bare domain	Same network biocenter.dk: 104.21.5.215 172.67.133.222 2606:4700:3030::6815:5d7 2606:4700:3034::ac43:85de (AS13335) www.biocenter.dk: 104.21.5.215 172.67.133.222 2606:4700:3030::6815:5d7 2606:4700:3034::ac43:85de (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

188ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2409115935
Primary NS (MNAME)	barbara.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 04:03:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-06-01
Expires	2027-06-30 (254d)

🔗 Same registrant#

162 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
123festdjs.dk	Punktum dk A/S (direct)
1april.dk	Punktum dk A/S (direct)
24-1service.dk	Punktum dk A/S (direct)
247tilbud.dk	Punktum dk A/S (direct)
24opdateret.dk	Punktum dk A/S (direct)
3go.dk	Punktum dk A/S (direct)
3hg.dk	Punktum dk A/S (direct)
4pro.dk	Punktum dk A/S (direct)
7seconds.dk	Punktum dk A/S (direct)
8752-ostbirk.dk	Punktum dk A/S (direct)
8ball.dk	Punktum dk A/S (direct)
absb.dk	Punktum dk A/S (direct)
adit.dk	Punktum dk A/S (direct)
alu-info.dk	Punktum dk A/S (direct)
anarcho.dk	Punktum dk A/S (direct)
animalis.dk	Punktum dk A/S (direct)
annewinthershop.dk	Punktum dk A/S (direct)
anrhit.dk	Punktum dk A/S (direct)
aofmiddelfart.dk	Punktum dk A/S (direct)
apvpc.dk	Punktum dk A/S (direct)
archfutura.dk	Punktum dk A/S (direct)
attack.dk	Punktum dk A/S (direct)
aventure.dk	Punktum dk A/S (direct)
azurmalerne.dk	Punktum dk A/S (direct)
bakkegarden.dk	Punktum dk A/S (direct)
be-my-shadow.dk	Punktum dk A/S (direct)
bfis.dk	Punktum dk A/S (direct)
bfkc.dk	Punktum dk A/S (direct)
bimp.dk	Punktum dk A/S (direct)
bksmash.dk	Punktum dk A/S (direct)
bombayfly.dk	Punktum dk A/S (direct)
burmesecats.dk	Punktum dk A/S (direct)
calls.dk	Punktum dk A/S (direct)
chemtox.dk	Punktum dk A/S (direct)
clr.dk	Punktum dk A/S (direct)
coolbeauty.dk	Punktum dk A/S (direct)
copenhagenartrun.dk	Punktum dk A/S (direct)
corewear.dk	Punktum dk A/S (direct)
crap.dk	Punktum dk A/S (direct)
customproductsplugin.dk	Punktum dk A/S (direct)
cyklingfyn.dk	Punktum dk A/S (direct)
dandele.dk	Punktum dk A/S (direct)
debusy.dk	Punktum dk A/S (direct)
delicious-vejle.dk	Punktum dk A/S (direct)
divecenter.dk	Punktum dk A/S (direct)
dmgmalt.dk	Punktum dk A/S (direct)
dor.dk	Punktum dk A/S (direct)
dortekarrebaek.dk	Punktum dk A/S (direct)
duasbolig.dk	Simply.com A/S
duckfall.dk	Punktum dk A/S (direct)
e-3.dk	Punktum dk A/S (direct)
e-papir.dk	Punktum dk A/S (direct)
efor.dk	Punktum dk A/S (direct)
elcom.dk	Punktum dk A/S (direct)
elektronik-forsikring2.dk	Punktum dk A/S (direct)
eng-husene.dk	Punktum dk A/S (direct)
erc.dk	Punktum dk A/S (direct)
fanten.dk	Punktum dk A/S (direct)
fgu-281041.dk	Punktum dk A/S (direct)
findure.dk	Punktum dk A/S (direct)
fingertouch.dk	Punktum dk A/S (direct)
foto-print.dk	Punktum dk A/S (direct)
franske-negle.dk	Punktum dk A/S (direct)
fridykkerforum.dk	Punktum dk A/S (direct)
futureelite.dk	Punktum dk A/S (direct)
fuze.dk	Punktum dk A/S (direct)
galleri-b.dk	Punktum dk A/S (direct)
gallericlifford.dk	Punktum dk A/S (direct)
hentfaktura.dk	Punktum dk A/S (direct)
himmelskehund.dk	Punktum dk A/S (direct)
htp-iso.dk	Punktum dk A/S (direct)
huekoersel.dk	Punktum dk A/S (direct)
ikk.dk	Punktum dk A/S (direct)
ildfolket.dk	Punktum dk A/S (direct)
internetgaver.dk	Punktum dk A/S (direct)
iyc.dk	Punktum dk A/S (direct)
kahla.dk	Punktum dk A/S (direct)
kellygraphic.dk	Punktum dk A/S (direct)
kfest.dk	Punktum dk A/S (direct)
kiinkiintoktok.dk	Punktum dk A/S (direct)
kjolehimlen.dk	Punktum dk A/S (direct)
kk-klf.dk	Punktum dk A/S (direct)
klaptaget.dk	Punktum dk A/S (direct)
krudtvaerks-omraadet.dk	Punktum dk A/S (direct)
kulturstationenlive.dk	Punktum dk A/S (direct)
lauridsenfoto.dk	Punktum dk A/S (direct)
leanderform.dk	Punktum dk A/S (direct)
letsshop.dk	Punktum dk A/S (direct)
lityfa.dk	Punktum dk A/S (direct)
lkhojskole.dk	Punktum dk A/S (direct)
lollandsfugle.dk	Punktum dk A/S (direct)
losningskilte.dk	Punktum dk A/S (direct)
ls-europa.dk	Punktum dk A/S (direct)
masculus.dk	Punktum dk A/S (direct)
mcforum.dk	Punktum dk A/S (direct)
meatshop.dk	Punktum dk A/S (direct)
michaelp.dk	Punktum dk A/S (direct)
migogfar.dk	Punktum dk A/S (direct)
mikkelsenmedia.dk	Punktum dk A/S (direct)
mitfeminineliv.dk	Punktum dk A/S (direct)

Showing 100 of 162.

📋 WHOIS#

⏱️ Lookup Timing#

85ms

57ms

74ms

AAAA

59ms

TXT

214ms

CAA

65ms

HTTPS

65ms

TLSA

8045ms

SOA

0ms

MTA-STS

95ms

DNSSEC

188ms

SRV

191ms

Total

8940ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 15:00:41	1331ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-12 13:57:40	598ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-01 03:26:21	411ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 02:47:44	627ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-15 14:33:03	1213ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-09 18:59:56	9541ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-08 08:59:19	923ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-15 15:26:44	1674ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-14 03:29:28	895ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-24 17:01:06	9262ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-13 16:13:25	811ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-10 03:16:20 shown	8940ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 04:48:01	4577ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-21 16:38:05	921ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 14:37:27	2363ms	2 NS 2 A 0 MX	🔓 Insecure