ista.dk

📜 Historical scan 2026-06-25 12:37:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ista.dk is a .dk domain served by 4 nameservers (a.ns14.net, b.ns14.net, c.ns14.net and 1 more). It was registered on 23 February 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.23.90.2 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by ista-dk.mx1-dk.mailanyone.net, ista-dk.mx2-dk.mailanyone.net and 1 more. The zone is not DNSSEC-signed, publishes a 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 56ms

Nameserver	IP addresses	PTR	ASN / ISP
a.ns14.net	2001:8d8:fe:53:217:160:80:160 217.160.80.160	ns-ix1.ui-dns.de ns-ix1.ui-dns.de	AS8560 IONOS SE AS8560 IONOS SE
b.ns14.net	2001:8d8:fe:53:217:160:81:160 217.160.81.160	ns-ix1.ui-dns.biz ns-ix1.ui-dns.biz	AS8560 IONOS SE AS8560 IONOS SE
c.ns14.net	185.132.35.160 2607:f1c0:fe:53:185:132:35:160	ns-ix1.ui-dns.org ns-ix1.ui-dns.org	AS15418 Fasthosts Internet Limited AS15418 Fasthosts Internet Limited
d.ns14.net	185.132.34.160 2607:f1c0:fe:53:185:132:34:160	ns-ix1.ui-dns.com ns-ix1.ui-dns.com	AS15418 Fasthosts Internet Limited AS15418 Fasthosts Internet Limited

🌍 A Records#

1 records 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.23.90.2	600s	—	AS8075	Microsoft Corporation	20.0.0.0/11	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

3 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	ista-dk.mx1-dk.mailanyone.net	192.162.219.155 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	600s	ista-dk.mx2-dk.mailanyone.net	192.162.219.155 2001:978:2a01:0:192:162:217:4	mx41.electric.net —	AS16509 Amazon.com, Inc. AS174 Cogent Communications, LLC
30	600s	ista-dk.mx3-dk.mailanyone.net	192.162.219.255	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 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#

Policy	Record (_dmarc.ista.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:rwihb7ab@ag.dmarcian.eu;

📬 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 2026-10-09 11:48:31

www CNAME	gw02.az.ista.com (all on ista.com) → 20.23.90.2 (AS8075)
www vs bare domain	Same network ista.dk: 20.23.90.2 (AS8075) www.ista.dk: 20.23.90.2 (AS8075)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

83ms

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

🏷️ SOA#

91ms

Field	Value
Serial	2025112418
Primary NS (MNAME)	a.ns14.net
Responsible (RNAME)	hostmaster@twt.de
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-21 00:48:21

Field	Value
Registrar	InterNetX GmbH
Registered	2004-02-23
Expires	2027-02-28 (124d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

56ms

68ms

54ms

AAAA

84ms

TXT

342ms

CAA

65ms

HTTPS

71ms

TLSA

122ms

SOA

91ms

MTA-STS

53ms

DNSSEC

83ms

SRV

243ms

Total

1026ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:48:31	1214ms	4 NS 1 A 3 MX	🔓 Insecure
2026-09-30 22:48:47	848ms	4 NS 1 A 3 MX	🔓 Insecure
2026-09-30 08:02:25	682ms	4 NS 1 A 3 MX	🔓 Insecure
2026-09-20 15:58:48	2869ms	4 NS 1 A 3 MX	🔓 Insecure
2026-07-22 10:30:31	1419ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-28 07:00:11	1579ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-25 15:15:58	1062ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-25 12:37:23 shown	1026ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-21 07:35:41	1407ms	4 NS 1 A 3 MX	🔓 Insecure
2026-06-21 04:28:31	891ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 05:20:32	1214ms	4 NS 1 A 3 MX	🔓 Insecure