frostudvikling.dk

📜 Historical scan 2026-06-17 09:20:17  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frostudvikling.dk is a .dk domain served by 2 nameservers (ashley.ns.cloudflare.com, piers.ns.cloudflare.com). It was registered on 10 February 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.8.49 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route3.mx.cloudflare.net, route2.mx.cloudflare.net and 1 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   60ms
NameserverIP addressesPTRASN / ISP
ashley.ns.cloudflare.com — — —
piers.ns.cloudflare.com — — —

🌍 A Records#

2 records   59ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.8.49 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.130.94 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

3 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
41 — route3.mx.cloudflare.net 162.159.205.23
162.159.205.24
162.159.205.25		 route3.mx.cloudflare.net
route3.mx.cloudflare.net
route3.mx.cloudflare.net		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
52 — route2.mx.cloudflare.net 162.159.205.17
162.159.205.18
162.159.205.19		 route2.mx.cloudflare.net
route2.mx.cloudflare.net
route2.mx.cloudflare.net		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
76 — route1.mx.cloudflare.net 162.159.205.11
162.159.205.12
162.159.205.13		 route1.mx.cloudflare.net
route1.mx.cloudflare.net
route1.mx.cloudflare.net		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records   41ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3032::ac43:825e — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::6815:831 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   53ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.8.49,172.67.130.94 ech=AEX+DQBBBwAgACCqfmcfnIuoKJ5IlEf/fctMxRpLGzhWDr4T3BFQFMHreQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:825e,2606:4700:3036::6815:831

📝 TXT Records#

2 records   170ms
TXT Record
google-site-verification=1sqYAahbtnbj1XIQmPd79ZmHieeriOlH0d9W-6-XfBw
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

PolicyRecord (frostudvikling.dk)
~all (soft fail) v=spf1 include:_spf.mx.cloudflare.net ~all

📨 DMARC#

PolicyRecord (_dmarc.frostudvikling.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:63f7431ac00244548a01ba432bd934db@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 2026-10-09 04:50:31
www104.21.8.49 172.67.130.94 2606:4700:3030::6815:831 2606:4700:3031::ac43:825e (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records   119ms
Service / OwnerTypeCert association
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…

🔐 DNSSEC#

144ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

44ms
FieldValue
Serial2406665552
Primary NS (MNAME)ashley.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-07 12:37:29
FieldValue
RegistrarSimply.com A/S
Registered2024-02-10
Expires2027-02-09 (114d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
60ms
A
59ms
MX
36ms
AAAA
41ms
TXT
170ms
CAA
49ms
HTTPS
53ms
TLSA
119ms
SOA
44ms
MTA-STS
78ms
DNSSEC
144ms
SRV
0ms
Total
2315ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 04:50:31 607ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-08 04:18:30 617ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-07 12:23:02 2562ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-30 08:43:11 941ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-15 05:10:37 2296ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-27 19:52:35 1117ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-26 06:26:41 1099ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-09 15:31:08 8095ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-12 04:40:29 2514ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-01 23:58:56 1779ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-17 09:20:17 shown 2315ms 2 NS 2 A 3 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone