25209141.dk

📜 Historical scan 2026-06-16 12:46:38  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

25209141.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 29 October 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.16 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by 25209141-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   38ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk — — —
ns2.curanet.dk — — —

🌍 A Records#

1 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.237.249.16 — splash.curanet.dk AS48854 team.blue Denmark A/S 212.237.248.0/23 🇩🇰 Denmark —

📧 MX Records#

1 records   52ms
PriorityTTLMail ServerIP addressesPTRASN
10 — 25209141-dk.mail.protection.outlook.com 52.101.68.16
52.101.68.29
52.101.68.32
52.101.73.11		 mail-db4pr02cu00400.inbound.protection.outlook.com
mail-dbapr03cu00105.inbound.protection.outlook.com
mail-db3pr0202cu00200.inbound.protection.outlook.com
mail-am1pr04cu00103.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   114ms
TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (25209141.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.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 2026-10-08 10:41:25
www212.237.249.16 (AS48854) (address records, no CNAME)
www vs bare domainSame network
25209141.dk: 212.237.249.16 (AS48854)
www.25209141.dk: 212.237.249.16 (AS48854)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

132ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

36ms
FieldValue
Serial2023082102
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-13 04:32:17
FieldValue
RegistrarCURANET A/S
Registered2016-10-29
Expires2026-10-31 (14d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
38ms
A
36ms
MX
52ms
AAAA
36ms
TXT
114ms
CAA
35ms
HTTPS
35ms
TLSA
159ms
SOA
36ms
MTA-STS
84ms
DNSSEC
132ms
SRV
0ms
Total
697ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-27 02:50:16 3083ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-20 04:47:42 908ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-16 12:46:38 shown 697ms 2 NS 1 A 1 MX 🔒 Secure
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