koersikkert.dk

Records from scan: 2026-10-04 00:12:02 · 320ms total · last checked 2026-10-16 22:10 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

koersikkert.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 27 May 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.116.13.124 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 36ms

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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.116.13.124	1500s	s8.stom.dk	AS31027	GlobalConnect A/S	87.116.0.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records#

2 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.onlinemail.io	185.21.42.12	mx1.onlinemail.io	AS48854 team.blue Denmark A/S
20	3600s	mx2.onlinemail.io	46.36.208.16	mx2.onlinemail.io	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 116ms

TXT Record
v=spf1 include:spf.uptime.dk include:spf.curanet.dk include:zitcom.dk -all

✉️ SPF#

Policy	Record (koersikkert.dk)
-all (hard fail)	v=spf1 include:spf.uptime.dk include:spf.curanet.dk include:zitcom.dk -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#

checked 2026-10-10 12:21:07

www CNAME	koersikkert.dk (all on koersikkert.dk) → 87.116.13.124 (AS31027)
www vs bare domain	Same network koersikkert.dk: 87.116.13.124 (AS31027) www.koersikkert.dk: 87.116.13.124 (AS31027)
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

🔎 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)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

53ms

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

🏷️ SOA#

19ms

Field	Value
Serial	2024082201
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 2026-10-07 15:30:44

Field	Value
Registrar	STANDOUT A/S
Registered	2016-05-27
Expires	2027-05-31 (226d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

38ms

39ms

AAAA

36ms

TXT

116ms

CAA

37ms

HTTPS

30ms

TLSA

45ms

SOA

19ms

MTA-STS

34ms

DNSSEC

53ms

SRV

45ms

Total

320ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 00:12:02 shown	320ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 23:20:25	330ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 07:19:47	335ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-22 01:02:06	466ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-27 05:44:29	585ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-23 11:11:22	1378ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-26 10:17:40	2688ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 12:09:05	863ms	2 NS 1 A 2 MX	🔒 Secure