istav.dk

📜 Historical scan 2026-06-17 11:37:45  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

istav.dk is a .dk domain served by 2 nameservers (cortney.ns.cloudflare.com, eric.ns.cloudflare.com). It was registered on 11 April 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.97.131.85 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx01.dandomain.dk. The zone is not DNSSEC-signed, 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   28ms
NameserverIP addressesPTRASN / ISP
cortney.ns.cloudflare.com 108.162.192.87
172.64.32.87
173.245.58.87
2606:4700:50::adf5:3a57
2803:f800:50::6ca2:c057
2a06:98c1:50::ac40:2057		 cortney.ns.cloudflare.com
cortney.ns.cloudflare.com
cortney.ns.cloudflare.com
cortney.ns.cloudflare.com
cortney.ns.cloudflare.com
cortney.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
eric.ns.cloudflare.com 108.162.193.112
172.64.33.112
173.245.59.112
2606:4700:58::adf5:3b70
2803:f800:50::6ca2:c170
2a06:98c1:50::ac40:2170		 eric.ns.cloudflare.com
eric.ns.cloudflare.com
eric.ns.cloudflare.com
eric.ns.cloudflare.com
eric.ns.cloudflare.com
eric.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

1 records   28ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.97.131.85 — adphttpiswi04.alinea.dedicated.cohaesio.net AS47292 Sentia Denmark A/S 212.97.128.0/22 🇩🇰 Denmark —

📧 MX Records#

1 records   29ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx01.dandomain.dk 212.237.249.50 mx1.dandomain.dk AS48854 team.blue Denmark A/S

🔷 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 2026-10-13 03:59:11
www104.21.73.33 172.67.157.112 2606:4700:3030::ac43:9d70 2606:4700:3033::6815:4921 (AS13335) (address records, no CNAME)
www vs bare domainDifferent networks (all like this)
WildcardNo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

111ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

34ms
FieldValue
Serial2406289260
Primary NS (MNAME)cortney.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-15 11:04:05
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2012-04-11
Expires2027-04-30 (193d)

🔗 Same registrant#

170 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
0klassefaget.dkEurodns S.A
1094.dkPunktum dk A/S (direct)
5emner.dkPunktum dk A/S (direct)
5nyeemner.dkPunktum dk A/S (direct)
ad-dev.dkPunktum dk A/S (direct)
ad-prod.dkPunktum dk A/S (direct)
ad-staging.dkPunktum dk A/S (direct)
ad-test.dkPunktum dk A/S (direct)
afgangsprøver.dkEurodns S.A
aigo.dkPunktum dk A/S (direct)
alinea-web.dkPunktum dk A/S (direct)
alinea.dkPunktum dk A/S (direct)
alineadigital.dkPunktum dk A/S (direct)
alvids.dkPunktum dk A/S (direct)
athene.dkPunktum dk A/S (direct)
bingoweb.dkPunktum dk A/S (direct)
biologifocus.dkPunktum dk A/S (direct)
blivklog.dkPunktum dk A/S (direct)
bog.dkPunktum dk A/S (direct)
bookguide.dkPunktum dk A/S (direct)
bornsliv.dkPunktum dk A/S (direct)
camptysk.dkPunktum dk A/S (direct)
carlsen.dkPunktum dk A/S (direct)
classteam.dkPunktum dk A/S (direct)
clio.dkEurodns S.A
cliocloud.dkEurodns S.A
clioevalueringsopgaver.dkEurodns S.A
clionoc.dkEurodns S.A
cliopulten.dkEurodns S.A
clioskole.dkEurodns S.A
clioskyen.dkEurodns S.A
cliotræning.dkEurodns S.A
dansk-skolen.dkEurodns S.A
danskfessor.dkPunktum dk A/S (direct)
dansklandskabet.dkPunktum dk A/S (direct)
danskskole.dkEurodns S.A
danskskolen.dkEurodns S.A
dansktime.dkEurodns S.A
danskunivers.dkPunktum dk A/S (direct)
denførstelæsning.dkPunktum dk A/S (direct)
didaktiker.dkPunktum dk A/S (direct)
differentiering.dkPunktum dk A/S (direct)
digitalfaget.dkEurodns S.A
dmiklassematematik.dkPunktum dk A/S (direct)
dmimatematik.dkPunktum dk A/S (direct)
dmmatematik.dkPunktum dk A/S (direct)
easyreaders.dkPunktum dk A/S (direct)
edspace.dkPunktum dk A/S (direct)
edulab.dkPunktum dk A/S (direct)
elevlab.dkPunktum dk A/S (direct)
engelskfaget.dkEurodns S.A
engelskfessor.dkPunktum dk A/S (direct)
engelskunivers.dkPunktum dk A/S (direct)
erdutalblind.dkPunktum dk A/S (direct)
eskolebog.dkPunktum dk A/S (direct)
faerdighedsproeven.dkPunktum dk A/S (direct)
familiefessor.dkPunktum dk A/S (direct)
fesor.dkPunktum dk A/S (direct)
fessor.dkPunktum dk A/S (direct)
fessordysten.dkPunktum dk A/S (direct)
fessorsaktiviteter.dkPunktum dk A/S (direct)
fessorsfamilie.dkPunktum dk A/S (direct)
fessorskurser.dkPunktum dk A/S (direct)
fessorstalkuffert.dkPunktum dk A/S (direct)
filmabc.dkPunktum dk A/S (direct)
fleksbog.dkPunktum dk A/S (direct)
fleksbogen.dkPunktum dk A/S (direct)
flexbog.dkPunktum dk A/S (direct)
forfatter.dkPunktum dk A/S (direct)
forlagetturbo.dkPunktum dk A/S (direct)
formatnet.dkPunktum dk A/S (direct)
franskfessor.dkPunktum dk A/S (direct)
fysik-kemi-timen.dkEurodns S.A
fysik-kemifokus.dkPunktum dk A/S (direct)
fysiktalent.dkPunktum dk A/S (direct)
gekko-engelsk.dkPunktum dk A/S (direct)
gekko-fransk.dkPunktum dk A/S (direct)
gekko-tysk.dkPunktum dk A/S (direct)
gekkotysk.dkPunktum dk A/S (direct)
geografifocus.dkPunktum dk A/S (direct)
gymnasie-klar.dkPunktum dk A/S (direct)
gymnasie-portalen.dkPunktum dk A/S (direct)
haandvaerkdesignfaget.dkEurodns S.A
historieunivers.dkPunktum dk A/S (direct)
håndværkdesignfaget.dkEurodns S.A
i-skolebogen.dkPunktum dk A/S (direct)
innovationfaget.dkEurodns S.A
iskolebog.dkPunktum dk A/S (direct)
isprog.dkPunktum dk A/S (direct)
iwbunivers.dkPunktum dk A/S (direct)
kalenderfessor.dkPunktum dk A/S (direct)
klimafessor.dkPunktum dk A/S (direct)
klogpaanaturfag.dkEurodns S.A
komma.dkPunktum dk A/S (direct)
kristendomskundskab.dkEurodns S.A
lindhardt-og-ringhof.dkPunktum dk A/S (direct)
lindhardtringhof.dkPunktum dk A/S (direct)
lindhardtringhofbusiness.dkPunktum dk A/S (direct)
lindhart-ringhof.dkPunktum dk A/S (direct)
lindhartringhof.dkPunktum dk A/S (direct)

Showing 100 of 170.

📋 WHOIS#

⏱️ Lookup Timing#

NS
28ms
A
28ms
MX
29ms
AAAA
27ms
TXT
95ms
CAA
29ms
HTTPS
26ms
TLSA
176ms
SOA
34ms
MTA-STS
48ms
DNSSEC
111ms
SRV
0ms
Total
1022ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 03:59:11 678ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-12 02:02:00 416ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-07 17:24:28 428ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-29 20:02:43 1440ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-27 19:38:37 707ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-13 13:16:52 1043ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-05 21:13:05 960ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-20 17:42:00 1150ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-17 11:37:45 shown 1022ms 2 NS 1 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone