3255.dk

Records from scan: 2026-09-14 10:20:32 · 2665ms total · last checked 2026-10-24 17:31 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

3255.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 17 December 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by 3255-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 40ms

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#

🌍

No A records found

📧 MX Records#

1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	3255-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca04::8 2a01:111:f403:ca04::a 2a01:111:f403:ca48::10 52.101.103.140 52.101.73.126 52.101.91.159 52.101.91.21	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00207.inbound.protection.outlook.com mail-matpr05cu00105.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 → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 176ms

TXT Record
MS=ms71327324
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (3255.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#

checked 2026-10-16 17:34:52

www	NXDOMAIN
www vs bare domain	Neither resolves 3255.dk: no address www.3255.dk: no address
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2099ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2025121707
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 2026-10-06 17:05:15

Field	Value
Registrar	CURANET A/S
Registered	2025-12-17
Expires	2026-12-16 (52d)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

90ms

31ms

AAAA

41ms

TXT

176ms

CAA

85ms

HTTPS

48ms

TLSA

183ms

SOA

0ms

MTA-STS

76ms

DNSSEC

2099ms

SRV

84ms

Total

2665ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-14 10:20:32 shown	2665ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-24 15:31:43	17604ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-27 01:25:19	807ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-23 00:28:10	942ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-16 12:59:18	1404ms	2 NS 0 A 1 MX	🔒 Secure