o-it.dk

📜 Historical scan 2026-07-14 18:54:36 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

o-it.dk is a .dk domain served by 4 nameservers (ns71.cloudns.net, ns72.cloudns.com, ns73.cloudns.net and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.139.211 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by oit-dk0c.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#

4 records 118ms

Nameserver	IP addresses	PTR	ASN / ISP
ns71.cloudns.net	109.201.133.251 2a00:1768:1001:9::251	ns71.cloudns.net ns71.cloudns.net	AS43350 NForce Entertainment B.V. AS43350 NForce Entertainment B.V.
ns72.cloudns.com	178.156.179.118 2a01:4ff:f0:6e7b::1	ns72.cloudns.com ns72.cloudns.com	AS213230 Hetzner Online GmbH AS213230 Hetzner Online GmbH
ns73.cloudns.net	2001:41d0:305:2100::5961 51.91.57.244	ns73.cloudns.net ns73.cloudns.net	AS16276 OVH SAS AS16276 OVH SAS
ns74.cloudns.uk	185.206.180.55 2a0b:1640:1:1:1:1:1ce8:3446	ns74.cloudns.net ns74.cloudns.net	AS205787 Public Cloud Ltd. AS205787 Public Cloud Ltd.

🌍 A Records#

1 records 136ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.139.211	3600s	web11.gigahost.dk	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 143ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	oit-dk0c.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::1 2a01:111:f403:ca09::3 2a01:111:f403:ca09::b 52.101.68.10 52.101.68.8 52.101.73.28 52.101.73.8	mail-db7pr03cu00601.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 52.98.154.136
🔶 Autoconfig	o-it.dk → 46.183.139.211

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 565ms

TXT Record
MS=ms50310440
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (o-it.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.o-it.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; pct=100; rua=mailto:support@o-it.dk; ri=86400; fo=1;

📬 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 02:17:09

www CNAME	o-it.dk (all on o-it.dk)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-oit-dk0c._domainkey.oit9940.p-v1.dkim.mail.microsoft	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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.o-it.dk	o-it.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

208ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071001
Primary NS (MNAME)	ns71.cloudns.net
Responsible (RNAME)	support@cloudns.net
Refresh	7200s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

118ms

136ms

143ms

AAAA

134ms

TXT

565ms

CAA

250ms

HTTPS

134ms

TLSA

170ms

SOA

0ms

MTA-STS

211ms

DNSSEC

208ms

SRV

289ms

Total

1717ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 02:17:08	6390ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-24 19:57:13	2602ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-19 00:20:11	6355ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-06 17:45:51	4321ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-16 01:45:59	5575ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-14 14:45:18	17149ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-24 20:47:43	18349ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-14 18:54:36 shown	1717ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-23 23:25:02	4486ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:34:26	1546ms	4 NS 1 A 1 MX	🔒 Secure