hot4u.dk

📜 Historical scan 2026-10-08 22:04:01  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hot4u.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 March 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 191.235.208.12 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by .. 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   57ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
191.235.208.12 43200s — AS8075 Microsoft Corporation 191.232.0.0/13 🇮🇪 Ireland Dublin

📧 MX Records#

1 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverdata4u.azurewebsites.net → 40.112.90.244
🔶 Autoconfigdata4u.azurewebsites.net → 40.112.90.244

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-14 08:10:15
www CNAMEdata4u.azurewebsites.net (all on azurewebsites.net)
www vs bare domainSame network
hot4u.dk: 191.235.208.12 (AS8075)
www.hot4u.dk: 40.112.90.244 (AS8075)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.hot4u.dk data4u.azurewebsites.net

🔗 TLSA / DANE#

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

🔐 DNSSEC#

129ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

41ms
FieldValue
Serial2026100801
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-08 22:09:27
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1999-03-16
Expires2027-03-31 (154d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
57ms
A
52ms
MX
47ms
AAAA
1183ms
TXT
157ms
CAA
51ms
HTTPS
39ms
TLSA
49ms
SOA
41ms
MTA-STS
99ms
DNSSEC
129ms
SRV
86ms
Total
1877ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 08:10:15 990ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-09 23:20:43 465ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-08 22:04:01 shown 1877ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 20:39:04 802ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-04 16:53:36 1079ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-14 03:52:16 5399ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-01 06:50:47 1205ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 04:08:17 3086ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-21 20:22:09 911ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 13:38:59 739ms 2 NS 1 A 4 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone