sadeltjek.dk

Records from scan: 2026-08-27 13:08:02 · 1167ms total · last checked 2026-10-16 07:51 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sadeltjek.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 4 October 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.87 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.sadeltjek.dk.cust.a.hostedemail.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 our latest 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 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.87	3600s	vm1447.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	mx.sadeltjek.dk.cust.a.hostedemail.com	—	—	—

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 130ms

TXT Record
google-site-verification=dlIv9B6aIA03avm9qFBMJjOQv0mF7a4dDLWpwKOc08M
v=spf1 a mx include:spf.curanet.dk include:_spf.hostedemail.com include:web.shared.mysmtp.com ~all

✉️ SPF#

Policy	Record (sadeltjek.dk)
~all (soft fail)	v=spf1 a mx include:spf.curanet.dk include:_spf.hostedemail.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#

checked 2026-10-09 02:01:45

www	185.21.40.87 (AS48854) (address records, no CNAME)
www vs bare domain	Same network sadeltjek.dk: 185.21.40.87 (AS48854) www.sadeltjek.dk: 185.21.40.87 (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 10/10 · policy: ~all

warn 10 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

73ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025051901
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 22:33:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-10-04
Expires	2027-10-03 (351d)

📋 WHOIS#

⏱️ Lookup Timing#

45ms

37ms

AAAA

47ms

TXT

130ms

CAA

43ms

HTTPS

60ms

TLSA

721ms

SOA

0ms

MTA-STS

58ms

DNSSEC

73ms

SRV

55ms

Total

1167ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-27 13:08:02 shown	1167ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 03:34:20	1359ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 16:05:21	918ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 20:11:51	1142ms	2 NS 1 A 1 MX	🔒 Secure