omsj.dk

📜 Historical scan 2026-06-24 20:44:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

omsj.dk is a .dk domain served by 2 nameservers (ns1.wannafind.dk, ns2.wannafind.dk). It was registered on 25 January 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.180 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by omsj-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 295ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.wannafind.dk	185.25.141.6 2a02:2339:4006:103:1c:3f6d:daba:dee	ns1.wannafind.dk ns1.wannafind.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.wannafind.dk	2a02:2339:1:104::daba:daa 91.197.248.69	ns2.wannafind.dk ns2.wannafind.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 288ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.180	3600s	linux80.wannafind.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 162ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	omsj-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09::4 2a01:111:f403:ca09::5 2a01:111:f403:ca09::8 52.101.68.25 52.101.68.3 52.101.68.5 52.101.73.2	mail-db4pr02cu00307.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 52.98.149.136
🔶 Autoconfig	185.21.40.180

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 460ms

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

📝 TXT Records#

7 records 855ms

TXT Record
MS=ms14428539
v=spf1 include:_spf.emply.com -all
v=spf1 ip4:152.115.105.118 include:spf.protection.outlook.com include:spf1.bluewhale.dk -all
v=spf1 ip4:152.115.137.74 include:spf.protection.outlook.com -all
v=spf1 ip4:5.179.89.74 include:spf.protection.outlook.com include:spf1.bluewhale.dk -all
v=spf1 ip4:77.233.250.14 include:spf.protection.outlook.com include:spf1.bluewhale.dk -all
v=spf1 ip4:83.151.142.82 include:spf.protection.outlook.com include:spf1.bluewhale.dk -all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (omsj.dk)
-all (hard fail)	v=spf1 include:_spf.emply.com -all
-all (hard fail)	v=spf1 ip4:152.115.105.118 include:spf.protection.outlook.com include:spf1.bluewhale.dk -all
-all (hard fail)	v=spf1 ip4:152.115.137.74 include:spf.protection.outlook.com -all
-all (hard fail)	v=spf1 ip4:5.179.89.74 include:spf.protection.outlook.com include:spf1.bluewhale.dk -all
-all (hard fail)	v=spf1 ip4:77.233.250.14 include:spf.protection.outlook.com include:spf1.bluewhale.dk -all
-all (hard fail)	v=spf1 ip4:83.151.142.82 include:spf.protection.outlook.com include:spf1.bluewhale.dk -all

📨 DMARC#

Policy	Record (_dmarc.omsj.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:watchdog@labtech.dk; 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 17:07:13

www	185.21.40.180 (AS48854) (address records, no CNAME)
www vs bare domain	Same network omsj.dk: 185.21.40.180 (AS48854) www.omsj.dk: 185.21.40.180 (AS48854)
Wildcard	Yes: any name under the zone resolves
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#

2 found

Selector	CNAME	Key
selector1	selector1-omsj-dk._domainkey.omsorgsjaelland.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-omsj-dk._domainkey.omsorgsjaelland.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: 1/10 · policy: -all

error 6 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

609ms

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

🏷️ SOA#

275ms

Field	Value
Serial	2025061001
Primary NS (MNAME)	ns1.wannafind.dk
Responsible (RNAME)	hostmaster@wannafind.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-15 08:29:21

Field	Value
Registrar	WANNAFIND.DK A/S
Registered	2016-01-25
Expires	2027-01-31 (104d)

🔗 Same registrant#

1 domain

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
omsorgsjaelland.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

295ms

288ms

162ms

AAAA

316ms

TXT

855ms

CAA

269ms

HTTPS

221ms

TLSA

774ms

SOA

275ms

MTA-STS

179ms

DNSSEC

609ms

SRV

460ms

Total

5273ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-06-26 19:44:19	1085ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 20:44:45 shown	5273ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 23:12:04	978ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 10:23:51	944ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 06:00:34	1943ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 15:34:18	839ms	2 NS 1 A 1 MX	🔒 Secure