webserver21.dk

📜 Historical scan 2026-06-24 18:52:24  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

webserver21.dk is a .dk domain served by 2 nameservers (ns1.dnsserver.dk, ns2.dnsserver.dk). It was registered on 22 February 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.16 is hosted by team.blue Denmark A/S (AS48854) in Denmark. 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   79ms
NameserverIP addressesPTRASN / ISP
ns1.dnsserver.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.dnsserver.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   79ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.237.249.16 3600s splash.curanet.dk AS48854 team.blue Denmark A/S 212.237.248.0/23 🇩🇰 Denmark —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover212.237.249.16
🔶 Autoconfig212.237.249.16

🔷 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 2026-10-10 18:05:10
www212.237.249.16 (AS48854) (address records, no CNAME)
www vs bare domainSame network
webserver21.dk: 212.237.249.16 (AS48854)
www.webserver21.dk: 212.237.249.16 (AS48854)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

77ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

39ms
FieldValue
Serial2025052601
Primary NS (MNAME)ns1.dnsserver.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-25 00:54:20
FieldValue
RegistrarCURANET A/S
Registered2024-02-22
Expires2027-02-21 (119d)

🔗 Same registrant#

78 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
3mm4.dkCURANET A/S
4x55.dkCURANET A/S
alca-gruppen.dkPunktum dk A/S (direct)
annisse-vingaard.dkPunktum dk A/S (direct)
barans.dkPunktum dk A/S (direct)
bestilbord.dkCURANET A/S
bogholderiteamet.dkCURANET A/S
byg-danmark.dkCURANET A/S
bygdanmark.dkPunktum dk A/S (direct)
byggefagmand.dkCURANET A/S
byggefirmaet-arco.dkPunktum dk A/S (direct)
centrum-fysioterapi.dkPunktum dk A/S (direct)
cs-holstebro.dkPunktum dk A/S (direct)
danacall.dkCURANET A/S
danacms.dkCURANET A/S
danaweb.dkPunktum dk A/S (direct)
drvvs.dkPunktum dk A/S (direct)
dws1.dkCURANET A/S
dwtest1.dkCURANET A/S
dwtest2.dkCURANET A/S
dwtest4.dkCURANET A/S
face2day.dkCURANET A/S
flytdanmark.dkPunktum dk A/S (direct)
fraugdevvs.dkPunktum dk A/S (direct)
frisoer-danmark.dkPunktum dk A/S (direct)
frisordanmark.dkPunktum dk A/S (direct)
frisørdanmark.dkPunktum dk A/S (direct)
go-commerce.dkPunktum dk A/S (direct)
gobob.dkCURANET A/S
group-online.dkCURANET A/S
hairbycapello.dkPunktum dk A/S (direct)
herlevsyn.dkPunktum dk A/S (direct)
implantat-tandlaeger-greve.dkPunktum dk A/S (direct)
karenbennicke.dkPunktum dk A/S (direct)
kibrill.dkPunktum dk A/S (direct)
klipdanmark.dkCURANET A/S
kongelundskroen.dkPunktum dk A/S (direct)
loechte.dkPunktum dk A/S (direct)
m-ladegaard.dkPunktum dk A/S (direct)
mrskovservice.dkPunktum dk A/S (direct)
on2day.dkCURANET A/S
online-group.dkCURANET A/S
pederrasmussen.dkPunktum dk A/S (direct)
poplab.dkPunktum dk A/S (direct)
rehab-salon.dkPunktum dk A/S (direct)
restaurantdanmark.dkCURANET A/S
skandiaweb.dkPunktum dk A/S (direct)
supportteamet.dkCURANET A/S
tandlaegerne-kolt.dkPunktum dk A/S (direct)
tecotek.dkPunktum dk A/S (direct)
tldbyg.dkPunktum dk A/S (direct)
vinkelplanteskole.dkPunktum dk A/S (direct)
vvs-inspiration.dkCURANET A/S
vvsdanmark.dkCURANET A/S
vvsdk.dkCURANET A/S
vvsinstallatoeren.dkPunktum dk A/S (direct)
vvsinstallatoren.dkPunktum dk A/S (direct)
vvsinstallatør.dkPunktum dk A/S (direct)
webserver1.dkCURANET A/S
webserver10.dkCURANET A/S
webserver13.dkCURANET A/S
webserver15.dkCURANET A/S
webserver16.dkCURANET A/S
webserver2.dkCURANET A/S
webserver20.dkCURANET A/S
webserver26.dkCURANET A/S
webserver29.dkCURANET A/S
webserver34.dkCURANET A/S
webserver35.dkCURANET A/S
webserver39.dkCURANET A/S
webserver4.dkCURANET A/S
webserver40.dkCURANET A/S
webserver44.dkCURANET A/S
webserver45.dkCURANET A/S
webserver48.dkCURANET A/S
webserver50.dkCURANET A/S
webserver6.dkCURANET A/S
webserver7.dkCURANET A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
79ms
A
79ms
MX
43ms
AAAA
362ms
TXT
221ms
CAA
42ms
HTTPS
40ms
TLSA
62ms
SOA
39ms
MTA-STS
81ms
DNSSEC
77ms
SRV
294ms
Total
762ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 07:13:43 389ms 2 NS 1 A 0 MX 🔒 Secure
2026-08-27 15:34:05 456ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-26 18:19:42 1546ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-26 17:36:51 1318ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-24 18:52:24 shown 762ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-18 03:53:08 2768ms 2 NS 1 A 0 MX 🔒 Secure
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