udlejning.dk

📜 Historical scan 2026-07-12 01:03:32  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

udlejning.dk is a .dk domain served by 2 nameservers (hans.ns.cloudflare.com, lia.ns.cloudflare.com). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.88.132 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by udlejning-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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   59ms

🌍 A Records#

2 records   48ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.88.132 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.179.178 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   46ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.149.136

🔷 AAAA Records (IPv6)#

2 records   46ms

🔐 HTTPS Records#

1 records   115ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.88.132,172.67.179.178 ech=AEX+DQBBEQAgACCXnxSvuyyJf64fAgzwRwpKycgHe1HtIoYHPoJC6KKxMAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5884,2606:4700:3035::ac43:b3b2

📝 TXT Records#

1 records   266ms
TXT Record
v=spf1 a:apy3hcudkg.directoryup.com include:sendgrid.net include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (udlejning.dk)
-all (hard fail) v=spf1 a:apy3hcudkg.directoryup.com include:sendgrid.net include:spf.protection.outlook.com -all

📨 DMARC#

PolicyRecord (_dmarc.udlejning.dk)
p=reject v=DMARC1; p=reject; rua=mailto:d71be9580bbb47f59c7586f16c023f64@dmarc-reports.cloudflare.net

📬 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 04:41:33

✍️ DKIM keys#

2 found
SelectorCNAMEKey
selector1 selector1-udlejning-dk._domainkey.tdchosting1016295.r-v1.dkim.mail.microsoft RSA · ~2048 bit
selector2 selector2-udlejning-dk._domainkey.tdchosting1016295.r-v1.dkim.mail.microsoft 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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

189ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2409111948
Primary NS (MNAME)hans.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-09 22:23:12
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1998-02-16
Expires2027-03-31 (164d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
59ms
A
48ms
MX
46ms
AAAA
46ms
TXT
266ms
CAA
57ms
HTTPS
115ms
TLSA
175ms
SOA
0ms
MTA-STS
61ms
DNSSEC
189ms
SRV
111ms
Total
1442ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-28 01:43:56 970ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-27 16:17:26 1304ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-26 16:10:21 1301ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-07 17:35:39 1349ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-05 12:30:53 10843ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-28 20:00:24 1593ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-12 01:03:32 shown 1442ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-22 11:09:28 1388ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 11:40:56 1459ms 2 NS 2 A 1 MX 🔓 Insecure
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