jfrost.dk

📜 Historical scan 2026-09-23 10:40:53  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jfrost.dk is a .dk domain served by 2 nameservers (hank.ns.cloudflare.com, simone.ns.cloudflare.com). It was registered on 21 November 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.67.245 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is not DNSSEC-signed, has no 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   37ms

🌍 A Records#

2 records   34ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.67.245 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.183.46 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

4 records   32ms

🔷 AAAA Records (IPv6)#

2 records   33ms

🔐 HTTPS Records#

1 records   35ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.67.245,172.67.183.46 ech=AEX+DQBBYAAgACDV91rNmWpS4w6dXW9Hl/jbUmYyazIoLtjnbZjinmEOfwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:43f5,2606:4700:3034::ac43:b72e

📝 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#

latest probe, not this scan · checked 2026-10-16 13:27:07
wwwNXDOMAIN
www vs bare domainwww does not resolve (all like this)
WildcardNo

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.jfrost.dk Fz93Zig-I_eeFc6jYlp-9n72-4eDuiQqBpkEaObSdDE
TXT _acme-challenge.jfrost.dk iKFji1QNcJ-0ZKbJ1qJhgrvk1TXIMM9DYGjoRNTUy-M

🔗 TLSA / DANE#

4 records   67ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 24F573980561755185B794745411B05D…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 24F573980561755185B794745411B05D…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 24F573980561755185B794745411B05D…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 24F573980561755185B794745411B05D…

🔐 DNSSEC#

109ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2415201568
Primary NS (MNAME)hank.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 12:31:09
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2022-11-21
Expires2026-11-20 (34d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
homefrost.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
37ms
A
34ms
MX
32ms
AAAA
33ms
TXT
179ms
CAA
38ms
HTTPS
35ms
TLSA
67ms
SOA
0ms
MTA-STS
51ms
DNSSEC
109ms
SRV
73ms
Total
848ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 13:27:07 1392ms 2 NS 2 A 4 MX 🔓 Insecure
2026-10-15 13:19:59 2856ms 2 NS 2 A 4 MX 🔓 Insecure
2026-10-14 11:59:17 511ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-28 11:45:37 919ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-26 11:12:08 849ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-25 11:00:20 966ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-24 10:50:06 823ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-23 10:40:53 shown 848ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-17 10:59:36 1439ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-12 15:56:28 882ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-05 19:40:15 851ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-02 21:08:01 935ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-28 04:18:02 1110ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-19 04:11:55 5164ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-16 03:19:51 1291ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-25 01:08:20 843ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-21 04:21:55 1119ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-20 23:30:38 1188ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-19 13:49:51 1084ms 2 NS 2 A 4 MX ⚠️ Bogus
2026-06-18 01:40:05 12165ms 2 NS 2 A 4 MX 🔓 Insecure
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