75821900.dk

📜 Historical scan 2026-06-16 13:15:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

75821900.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 29 December 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.221.38.123 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 4 more. 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 117ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	—	—	—
ns2.curanet.dk	—	—	—

🌍 A Records#

1 records 105ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.221.38.123	—	s1c8lb1.shopfactory.io	AS48854	team.blue Denmark A/S	185.221.36.0/22	🇩🇰 Denmark	—

📧 MX Records#

6 records 109ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	aspmx.l.google.com	173.194.222.26	lo-in-f26.1e100.net	AS15169 Google LLC
5	—	alt1.aspmx.l.google.com	172.253.158.27	so-in-f27.1e100.net	AS15169 Google LLC
5	—	alt2.aspmx.l.google.com	172.253.158.26	so-in-f26.1e100.net	AS15169 Google LLC
10	—	alt3.aspmx.l.google.com	172.253.158.27	so-in-f27.1e100.net	AS15169 Google LLC
10	—	alt4.aspmx.l.google.com	192.178.230.26	yunrtab-in-f26.1e100.net	AS15169 Google LLC
10	—	mail.75821900.dk	172.217.20.174 172.217.20.174 172.217.20.174 172.217.20.174	par10s49-in-f14.1e100.net waw02s07-in-f14.1e100.net lcarnb-ag-in-f14.1e100.net waw02s07-in-f174.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 213ms

TXT Record
v=spf1 include:spf.curanet.dk ?all

✉️ SPF#

Policy	Record (75821900.dk)
?all (neutral)	v=spf1 include:spf.curanet.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#

latest probe, not this scan · checked 2026-09-29 22:13:14

www	Address record (no CNAME)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

215ms

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

🏷️ SOA#

110ms

Field	Value
Serial	2023061501
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 10:45:49

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-12-29
Expires	2026-12-31 (75d)

📋 WHOIS#

⏱️ Lookup Timing#

117ms

105ms

109ms

AAAA

84ms

TXT

213ms

CAA

100ms

HTTPS

106ms

TLSA

121ms

SOA

110ms

MTA-STS

97ms

DNSSEC

215ms

SRV

0ms

Total

867ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 22:13:14	1496ms	2 NS 1 A 6 MX	🔒 Secure
2026-09-27 06:01:51	1080ms	2 NS 1 A 6 MX	🔒 Secure
2026-09-01 13:55:47	1149ms	2 NS 1 A 6 MX	🔒 Secure
2026-07-02 00:24:55	1125ms	2 NS 1 A 6 MX	🔒 Secure
2026-06-16 13:15:40 shown	867ms	2 NS 1 A 6 MX	🔒 Secure