udviklingscentersyd.dk

Records from scan: 2026-10-08 04:34:43  ·  427ms total  ·  last checked 2026-10-16 17:48 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

udviklingscentersyd.dk is a .dk domain served by 2 nameservers (crystal.ns.cloudflare.com, tom.ns.cloudflare.com). It was registered on 10 September 2026 (WHOIS) and first appeared in the .dk zone on 11 September 2026. Its website address 104.21.51.28 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   26ms
NameserverIP addressesPTRASN / ISP
crystal.ns.cloudflare.com 108.162.194.202
162.159.38.202
172.64.34.202
2606:4700:50::a29f:26ca
2803:f800:50::6ca2:c2ca
2a06:98c1:50::ac40:22ca		 crystal.ns.cloudflare.com
crystal.ns.cloudflare.com
crystal.ns.cloudflare.com
crystal.ns.cloudflare.com
crystal.ns.cloudflare.com
crystal.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
tom.ns.cloudflare.com 108.162.193.147
172.64.33.147
173.245.59.147
2606:4700:58::adf5:3b93
2803:f800:50::6ca2:c193
2a06:98c1:50::ac40:2193		 tom.ns.cloudflare.com
tom.ns.cloudflare.com
tom.ns.cloudflare.com
tom.ns.cloudflare.com
tom.ns.cloudflare.com
tom.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   29ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.51.28 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.220.4 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   35ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:dc04 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3034::6815:331c 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   48ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBYQAgACDq8QRX4LhkQo/3qFFo8GmoiYonYID5aE92sLJEWKMhCQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 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#

checked 2026-10-08 04:34:43
www104.21.51.28 172.67.220.4 2606:4700:3030::ac43:dc04 2606:4700:3034::6815:331c (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

85ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

54ms
FieldValue
Serial2415487035
Primary NS (MNAME)crystal.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-06 02:36:33
FieldValue
RegistrarSoluciones Corporativas IP, SL
Registered2026-09-10
Expires2027-09-09 (326d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
26ms
A
29ms
MX
35ms
AAAA
35ms
TXT
196ms
CAA
44ms
HTTPS
48ms
TLSA
50ms
SOA
54ms
MTA-STS
49ms
DNSSEC
85ms
SRV
55ms
Total
427ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 04:34:43 shown 427ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-29 17:35:13 403ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-23 15:07:59 710ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-18 13:33:19 1933ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-11 10:41:00 2958ms 1 NS 0 A 0 MX ❓ Unknown
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