i-t.dk

📜 Historical scan 2026-08-27 08:22:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

i-t.dk is a .dk domain served by 2 nameservers (ed.ns.cloudflare.com, lia.ns.cloudflare.com). It was registered on 15 January 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.71.215 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by it-dk0c.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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
ed.ns.cloudflare.com	108.162.193.111 172.64.33.111 173.245.59.111 2606:4700:58::adf5:3b6f 2803:f800:50::6ca2:c16f 2a06:98c1:50::ac40:216f	ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lia.ns.cloudflare.com	108.162.192.185 172.64.32.185 173.245.58.185 2606:4700:50::adf5:3ab9 2803:f800:50::6ca2:c0b9 2a06:98c1:50::ac40:20b9	lia.ns.cloudflare.com lia.ns.cloudflare.com lia.ns.cloudflare.com lia.ns.cloudflare.com lia.ns.cloudflare.com lia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.71.215	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.171.192	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 90ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	it-dk0c.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::9 2a01:111:f403:ca04::b 2a01:111:f403:ca04::d 52.101.68.8 52.101.73.11 52.101.73.16 52.101.73.24	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

2 records 60ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:47d7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:abc0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 58ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.71.215,172.67.171.192 ech=AEX+DQBBVAAgACDoxKLAIkAaIhaNMbgHH8jgCAtYlN3rXrrImfbxmjSvWwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:47d7,2606:4700:3031::ac43:abc0

🔌 SRV Records#

2 records 106ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	webmail.i-t.dk
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

5 records 236ms

TXT Record
ms-domain-verification=7cbcc6e4-c9aa-477b-b923-81da91d7efca
MS=ms49523930
sendinblue-code:a04047f07736a3ffb8125c40cb10e5b8
uAh565U93OVVHoG0AAUJKV/dFhfuk7fUrsOaq+hZU9eNJVfYGh+MPvtEJy0ow0dU38NRyDT2O9Jcq3uU4+3QEw==
v=spf1 include:servers.mcsv.net include:spf.mailanyone.net include:spf.protection.outlook.com include:emsd1.com include:spf1.i-t.dk ip4:217.198.211.190 ip4:185.40.44.119 ip4:185.40.44.118 ip4:20.82.108.9 ip4:31.31.80.82 ip4:31.31.80.83 -all

✉️ SPF#

Policy	Record (i-t.dk)
-all (hard fail)	v=spf1 include:servers.mcsv.net include:spf.mailanyone.net include:spf.protection.outlook.com include:emsd1.com include:spf1.i-t.dk ip4:217.198.211.190 ip4:185.40.44.119 ip4:185.40.44.118 ip4:20.82.108.9 ip4:31.31.80.82 ip4:31.31.80.83 -all

📨 DMARC#

Policy	Record (_dmarc.i-t.dk)
p=reject	v=DMARC1; p=reject; pct=100

📬 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 2026-10-07 22:43:14

www	104.21.71.215 172.67.171.192 2606:4700:3031::6815:47d7 2606:4700:3031::ac43:abc0 (AS13335) (address records, no CNAME)
www vs bare domain	Same network i-t.dk: 104.21.71.215 172.67.171.192 2606:4700:3031::6815:47d7 2606:4700:3031::ac43:abc0 (AS13335) www.i-t.dk: 104.21.71.215 172.67.171.192 2606:4700:3031::6815:47d7 2606:4700:3031::ac43:abc0 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

5 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
mail	—	RSA · ~1024 bit below 2048 bit
s1	s1.domainkey.u27714426.wl177.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u27714426.wl177.sendgrid.net	RSA · ~2048 bit
selector1	selector1-it-dk0c._domainkey.investeringogtryghed.onmicrosoft.com	RSA · ~1024 bit below 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: 5/10 · policy: -all

error include:spf1.i-t.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

143ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412358572
Primary NS (MNAME)	ed.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-03 20:12:36

Field	Value
Registrar	DANDOMAIN A/S
Registered	2013-01-15
Expires	2027-01-31 (104d)

📋 WHOIS#

⏱️ Lookup Timing#

61ms

60ms

90ms

AAAA

60ms

TXT

236ms

CAA

66ms

HTTPS

58ms

TLSA

322ms

SOA

0ms

MTA-STS

101ms

DNSSEC

143ms

SRV

106ms

Total

1655ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 20:09:14	1082ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 19:56:05	866ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 07:41:32	728ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 19:31:36	1877ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-17 08:57:41	1102ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 08:22:16 shown	1655ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-16 17:01:31	4845ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-10 15:00:14	17437ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-24 09:15:37	3371ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-16 05:59:52	1816ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-01 20:19:36	1511ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 04:59:57	1378ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-19 04:08:59	4176ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 15:25:41	1994ms	2 NS 2 A 1 MX	🔓 Insecure