eck.dk

📜 Historical scan 2026-06-21 00:07:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

eck.dk is a .dk domain served by 2 nameservers (ns01.danskinternet.dk, ns02.danskinternet.dk). It was registered on 16 October 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.138.100 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by eck-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 294ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.danskinternet.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
ns02.danskinternet.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 270ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.138.100	3600s	—	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 185ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	eck-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca04::f 2a01:111:f403:ca09::f 52.101.68.39 52.101.73.24 52.101.73.26 52.101.73.4	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-as9pr05cu01302.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
🔶 Autoconfig	eck.dk → 46.183.138.100

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 564ms

TXT Record
v=spf1 include:spf.danskinternet.dk include:spf.protection.outlook.com include:_spf.kailow.dk include:_custspf.one.com -all

✉️ SPF#

Policy	Record (eck.dk)
-all (hard fail)	v=spf1 include:spf.danskinternet.dk include:spf.protection.outlook.com include:_spf.kailow.dk include:_custspf.one.com -all

📨 DMARC#

Policy	Record (_dmarc.eck.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@eck.dk; fo=0; adkim=r; aspf=r; ri=604800; sp=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 2026-10-24 20:11:23

www CNAME	eck.dk (all on eck.dk) → 46.183.138.100 (AS47292)
www vs bare domain	Same network eck.dk: 46.183.138.100 (AS47292) www.eck.dk: 46.183.138.100 (AS47292)
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#

3 found

Selector	CNAME	Key
s1	s1.domainkey.u25315591.wl092.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u25315591.wl092.sendgrid.net	RSA · ~2048 bit
selector1	selector1-eck-dk._domainkey.eckdk.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: 17/10 · policy: -all

error 17 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.eck.dk	eck.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

465ms

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

🏷️ SOA#

183ms

Field	Value
Serial	2026041001
Primary NS (MNAME)	ns01.danskinternet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-11 21:11:06

Field	Value
Registrar	CURANET A/S
Registered	1996-10-16
Expires	2026-12-31 (67d)

🔗 Same registrant#

2 domains

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
brady.dk	CURANET A/S
eck-top.dk	CURANET A/S

📋 WHOIS#

⏱️ Lookup Timing#

294ms

270ms

185ms

AAAA

169ms

TXT

564ms

CAA

300ms

HTTPS

209ms

TLSA

705ms

SOA

183ms

MTA-STS

314ms

DNSSEC

465ms

SRV

327ms

Total

3237ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 20:11:23	1057ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 00:02:53	1128ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 20:38:44	859ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 18:30:45	924ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 07:41:49	1231ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 00:07:34 shown	3237ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 05:45:37	776ms	2 NS 1 A 1 MX	🔒 Secure