yellowumwelt.dk

📜 Historical scan 2026-06-20 05:22:03  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

yellowumwelt.dk is a .dk domain served by 4 nameservers (ns-1080.awsdns-07.org, ns-1707.awsdns-21.co.uk, ns-48.awsdns-06.com and 1 more). It was registered on 11 June 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 75.2.60.5 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by yellowumwelt-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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#

4 records   50ms

🌍 A Records#

1 records   36ms

📧 MX Records#

1 records   49ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.98.16.23

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   231ms
TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (yellowumwelt.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 2026-10-09 13:16:39

✍️ DKIM keys#

1 found
SelectorCNAMEKey
selector1 selector1-yellowumwelt-dk._domainkey.umweltdk.onmicrosoft.com RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

68ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

80ms
FieldValue
Serial1
Primary NS (MNAME)ns-626.awsdns-14.net
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-23 14:43:42
FieldValue
RegistrarSimply.com A/S
Registered2021-06-11
Expires2027-06-30 (248d)

🔗 Same registrant#

28 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
50ms
A
36ms
MX
49ms
AAAA
79ms
TXT
231ms
CAA
42ms
HTTPS
64ms
TLSA
821ms
SOA
80ms
MTA-STS
88ms
DNSSEC
68ms
SRV
152ms
Total
1880ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 13:16:39 3855ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-30 22:30:35 3475ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-20 05:22:03 shown 1880ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-17 12:59:23 1509ms 4 NS 1 A 1 MX 🔓 Insecure
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