itsit.dk

📜 Historical scan 2026-07-02 12:17:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

itsit.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 28 September 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.50.2.72 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by itsit-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

2 records 61ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.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.curanet.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 84ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.50.2.72	3600s	—	AS8075	Microsoft Corporation	20.48.0.0/12	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

1 records 100ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	900s	itsit-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca09:: 2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 52.101.68.36 52.101.73.19 52.101.73.28 52.101.73.4	mail-db4pr02cu00204.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 100ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

6 records 205ms

TXT Record
anthropic-domain-verification-x0q6am=ILbgFa9eVEC80dC0ZWewE8kr2
bw=rMMLFR0fgWfXAjoK4PqklrwnwTnVViCXXIwnp6rLlSKF
cloudflare_dashboard_sso=8b8215f35f6194d710b71aa00a652fcf
facebook-domain-verification=95pxhkgicsl8g61sx5yxcz7y16cyow
google-site-verification=UXCgIkSRSRg5PtEU_9zI5ri3pTs8BFuwe8kdqG15S40
v=spf1 ip4:193.104.202.80 ip4:185.157.134.242 include:spf.eu.exclaimer.net include:servers.mcsv.net include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (itsit.dk)
-all (hard fail)	v=spf1 ip4:193.104.202.80 ip4:185.157.134.242 include:spf.eu.exclaimer.net include:servers.mcsv.net include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.itsit.dk)
p=reject	v=DMARC1; p=reject

📬 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 03:08:40

www CNAME	itsitdk-bmgnb3begmhxafhz.denmarkeast-01.azurewebsites.net (all on azurewebsites.net) → 9.205.42.1 (AS8075)
www vs bare domain	Same network itsit.dk: 9.205.42.1 9.205.42.3 (AS8075) www.itsit.dk: 9.205.42.1 (AS8075)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
s1	s1.domainkey.u9519932.wl183.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u9519932.wl183.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-itsit-dk._domainkey.itsecuritydk.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

177ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

95ms

Field	Value
Serial	2026070201
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-07-02 12:19:49

Field	Value
Registrar	CURANET A/S
Registered	2022-09-28
Expires	2026-09-27 (expired)

📋 WHOIS#

⏱️ Lookup Timing#

61ms

84ms

100ms

AAAA

75ms

TXT

205ms

CAA

56ms

HTTPS

58ms

TLSA

468ms

SOA

95ms

MTA-STS

111ms

DNSSEC

177ms

SRV

100ms

Total

1049ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 00:40:51	1295ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-08 08:19:25	983ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 00:53:17	1994ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-03 00:07:46	1731ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 12:17:09 shown	1049ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 23:39:54	2282ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 15:03:16	1680ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 12:07:59	3216ms	2 NS 1 A 1 MX	🔒 Secure