emsa.dk

📜 Historical scan 2026-07-02 01:27:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

emsa.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 26 November 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.43.22 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by emsa-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 45ms

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 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.43.22	3600s	vm1258.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	emsa-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::e 2a01:111:f403:ca04::f 2a01:111:f403:ca09::4 52.101.68.18 52.101.68.5 52.101.68.8 52.101.73.8	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 49ms

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

📝 TXT Records#

2 records 97ms

TXT Record
MS=ms42937252
v=spf1 mx a include:spf.protection.outlook.com include:web.shared.mysmtp.com ~all

✉️ SPF#

Policy	Record (emsa.dk)
~all (soft fail)	v=spf1 mx a include:spf.protection.outlook.com include:web.shared.mysmtp.com ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 19:26:18

www	185.21.43.22 (AS48854) (address records, no CNAME)
www vs bare domain	Same network emsa.dk: 185.21.43.22 (AS48854) www.emsa.dk: 185.21.43.22 (AS48854)
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#

1 found

Selector	CNAME	Key
selector1	selector1-emsa-dk._domainkey.emsadk.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: 7/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

109ms

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

🏷️ SOA#

29ms

Field	Value
Serial	2025011401
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 2026-10-09 13:29:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-11-26
Expires	2028-11-30 (774d)

📋 WHOIS#

⏱️ Lookup Timing#

45ms

48ms

37ms

AAAA

34ms

TXT

97ms

CAA

42ms

HTTPS

35ms

TLSA

464ms

SOA

29ms

MTA-STS

38ms

DNSSEC

109ms

SRV

49ms

Total

1003ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 14:16:30	999ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 01:27:55 shown	1003ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 07:25:42	501ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 07:20:09	668ms	2 NS 1 A 1 MX	🔒 Secure