up.dk

📜 Historical scan 2026-07-23 00:27:51  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

up.dk is a .dk domain served by 2 nameservers (kianchau.ns.cloudflare.com, sue.ns.cloudflare.com). It was registered on 28 February 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.21.140 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. 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   38ms

🌍 A Records#

2 records   30ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.21.140 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.199.26 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

4 records   36ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)#

2 records   36ms

🔐 HTTPS Records#

1 records   47ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.21.140,172.67.199.26 ech=AEX+DQBB9wAgACBpwCw48VMgAog6Pf5vLomzadPr19Ij0NgCXfUut9eIaAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:158c,2606:4700:3035::ac43:c71a

📝 TXT Records#

1 records   126ms
TXT Record
v=spf1 ip4:80.63.58.28 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (up.dk)
-all (hard fail) v=spf1 ip4:80.63.58.28 include:spf.protection.outlook.com -all

📨 DMARC#

PolicyRecord (_dmarc.up.dk)
p=reject v=DMARC1; p=reject; adkim=s; aspf=s; pct=100; rua=mailto:cc1aa9fa175d4f59b353c2cb9086ed77@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 2026-10-07 16:43:53

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

8 records   247ms
Service / OwnerTypeCert association
SMTP _25._tcp.dk.mx1.mailanyone.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx1.mailanyone.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx2.mx25.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx2.mx25.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx3.mailanyone.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx3.mailanyone.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx4.mx25.net DANE-EE · Full cert · SHA-256 443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx4.mx25.net DANE-EE · Full cert · SHA-256 1AAAC405385DEB66C25E43D629569F6C…

🔐 DNSSEC#

114ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2410136131
Primary NS (MNAME)kianchau.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-22 17:34:51
FieldValue
RegistrarInterNetX GmbH
Registered1997-02-28
Expires2028-03-31 (525d)

🔗 Same registrant#

48 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
38ms
A
30ms
MX
36ms
AAAA
36ms
TXT
126ms
CAA
28ms
HTTPS
47ms
TLSA
247ms
SOA
0ms
MTA-STS
53ms
DNSSEC
114ms
SRV
98ms
Total
1744ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-23 08:35:04 1818ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-29 10:45:20 3113ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-27 23:24:58 1227ms 2 NS 2 A 4 MX 🔓 Insecure
2026-07-23 00:27:51 shown 1744ms 2 NS 2 A 4 MX 🔓 Insecure
2026-07-01 19:39:30 1335ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-24 15:53:11 2461ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-17 14:25:42 3825ms 2 NS 2 A 4 MX 🔓 Insecure
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