istd.dk

📜 Historical scan 2026-06-17 11:34:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

istd.dk is a .dk domain served by 4 nameservers (ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org and 1 more). It was registered on 20 January 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.101.63.214 is hosted by Microsoft Corporation (AS8075) in Ireland. 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#

4 records 80ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-01.azure-dns.com	13.107.236.1 2603:1061:0:700::1	ns1-01.azure-dns.com ns1-01.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-01.azure-dns.net	150.171.21.1 2620:1ec:8ec:700::1	ns2-01.azure-dns.net ns2-01.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-01.azure-dns.org	204.14.183.1 2a01:111:4000:700::1	ns3-01.azure-dns.org ns3-01.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-01.azure-dns.info	208.84.5.1 2620:1ec:bda:700::1	ns4-01.azure-dns.info ns4-01.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

1 records 74ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.101.63.214	—	—	AS8075	Microsoft Corporation	23.100.0.0/15	🇮🇪 Ireland	Dublin

📧 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#

📝

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 2026-10-08 18:02:35

www CNAME	vsurvey.azurewebsites.net (all on azurewebsites.net) → 23.101.63.214 (AS8075)
www vs bare domain	Same network istd.dk: 23.101.63.214 (AS8075) www.istd.dk: 23.101.63.214 (AS8075)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

98ms

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

🏷️ SOA#

71ms

Field	Value
Serial	2016041200
Primary NS (MNAME)	ns1-01.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-19 19:52:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2009-01-20
Expires	2027-01-31 (103d)

🔗 Same registrant#

3 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
aquacare.dk	Eurodns S.A
surff.dk	Eurodns S.A
watermanagertest.dk	Eurodns S.A

📋 WHOIS#

⏱️ Lookup Timing#

80ms

74ms

37ms

AAAA

58ms

TXT

180ms

CAA

35ms

HTTPS

64ms

TLSA

54ms

SOA

71ms

MTA-STS

48ms

DNSSEC

98ms

SRV

0ms

Total

527ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-06-26 03:43:22	698ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-20 14:42:36	420ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-20 09:46:26	471ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-20 06:27:28	956ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-17 11:34:27 shown	527ms	4 NS 1 A 0 MX	🔓 Insecure