frontline-security.dk

📜 Historical scan 2026-08-27 12:23:18  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frontline-security.dk is a .dk domain served by 2 nameservers (abby.ns.cloudflare.com, olof.ns.cloudflare.com). It was registered on 20 October 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.40.167 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   91ms
NameserverIP addressesPTRASN / ISP
abby.ns.cloudflare.com 108.162.192.100
172.64.32.100
173.245.58.100
2606:4700:50::adf5:3a64
2803:f800:50::6ca2:c064
2a06:98c1:50::ac40:2064		 abby.ns.cloudflare.com
abby.ns.cloudflare.com
abby.ns.cloudflare.com
abby.ns.cloudflare.com
abby.ns.cloudflare.com
abby.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
olof.ns.cloudflare.com 108.162.195.51
162.159.44.51
172.64.35.51
2606:4700:58::a29f:2c33
2803:f800:50::6ca2:c333
2a06:98c1:50::ac40:2333		 olof.ns.cloudflare.com
olof.ns.cloudflare.com
olof.ns.cloudflare.com
olof.ns.cloudflare.com
olof.ns.cloudflare.com
olof.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   78ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.40.167 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.187.114 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

4 records   62ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx1.pub.mailpod11-cph3.one.com 104.37.34.230 mx1.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 300s mx2.pub.mailpod11-cph3.one.com 104.37.34.231 mx2.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 300s mx3.pub.mailpod11-cph3.one.com 104.37.34.232 mx3.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 300s mx4.pub.mailpod11-cph3.one.com 104.37.34.233 mx4.pub.mailpod11-cph3.one.com AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.40.167
🔶 Autoconfig104.21.40.167

🔷 AAAA Records (IPv6)#

2 records   114ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:28a7 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3032::ac43:bb72 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   115ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.40.167,172.67.187.114 ech=AEX+DQBBOQAgACDReRiOW+HwoQUTXzsusmUib7wRjR/raK7KozQJ3xIlTQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:28a7,2606:4700:3032::ac43:bb72

📝 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 2026-10-09 10:49:12
www104.21.40.167 172.67.187.114 2606:4700:3030::6815:28a7 2606:4700:3032::ac43:bb72 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.frontline-security.dk _Jl8-med5y8r8jFV2x-gCDfz4DCNhRmPRySB8nE1C70
TXT _acme-challenge.frontline-security.dk UtVVNsSQVGQXKheB4p-OjGLxrTDBiFhSieHyKYICjpA

🔗 TLSA / DANE#

4 records   349ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC#

262ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413272014
Primary NS (MNAME)abby.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-08 22:02:17
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2006-10-20
Expires2028-07-31 (649d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
91ms
A
78ms
MX
62ms
AAAA
114ms
TXT
315ms
CAA
85ms
HTTPS
115ms
TLSA
349ms
SOA
0ms
MTA-STS
135ms
DNSSEC
262ms
SRV
175ms
Total
1472ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 10:49:12 1121ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-30 17:24:16 772ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-26 15:19:24 759ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-12 18:50:51 850ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-09 11:34:35 840ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-31 06:20:09 2895ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-27 12:23:18 shown 1472ms 2 NS 2 A 4 MX 🔓 Insecure
2026-08-26 11:55:47 876ms 2 NS 2 A 4 MX 🔓 Insecure
2026-07-14 19:39:43 1080ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-26 23:41:40 969ms 2 NS 2 A 4 MX 🔓 Insecure
2026-06-17 10:10:12 3575ms 2 NS 2 A 4 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone