7w.dk
Last scanned: 2026-08-28 08:08:05  ·  1072ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
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
🌍
No A records found
📧 MX Records2 records   67ms
PriorityTTLMail ServerIP addressesPTRASN
10 900s eu-esec-01.heimdalsecurity.com 20.50.183.144
20.50.183.146		 eu-esec-01.heimdalsecurity.com
eu-esec-01.heimdalsecurity.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
10 900s eu-esec-02.heimdalsecurity.com 20.50.183.144
20.50.183.146		 eu-esec-01.heimdalsecurity.com
eu-esec-01.heimdalsecurity.com		 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 Records1 records   191ms
TXT Record
v=spf1 mx -all
✉️ SPF
PolicyRecord (7w.dk)
-all (hard fail) v=spf1 mx -all
📨 DMARC
PolicyRecord (_dmarc.7w.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@w2q.net; ruf=mailto:dmarc-forensic@w2q.net; fo=1;
📬 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
🔗 TLSA / DANE2 records   91ms
Service / OwnerTypeCert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…
🔐 DNSSEC113ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026032401
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
42ms
A
44ms
MX
67ms
AAAA
52ms
TXT
191ms
CAA
88ms
HTTPS
57ms
TLSA
91ms
SOA
0ms
MTA-STS
87ms
DNSSEC
113ms
SRV
84ms
Total
1072ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 08:08:05 1072ms 2 NS 0 A 2 MX 🔒 Secure View
2026-07-27 02:56:23 17016ms 2 NS 0 A 2 MX 🔒 Secure View
2026-07-02 00:06:29 696ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-16 13:00:31 2049ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-16 12:56:36 1548ms 2 NS 0 A 2 MX 🔒 Secure View
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