a4arbejdsmiljø.dk xn--a4arbejdsmilj-nnb.dk

Records from scan: 2026-10-24 22:33:16  ·  549ms total  ·  last checked 2026-10-27 04:33 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

a4arbejdsmiljø.dk is a .dk domain served by 2 nameservers (dave.ns.cloudflare.com, marge.ns.cloudflare.com). It was registered on 31 October 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.69.233 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, publishes a 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   30ms
NameserverIP addressesPTRASN / ISP
dave.ns.cloudflare.com 108.162.193.109
172.64.33.109
173.245.59.109
2606:4700:58::adf5:3b6d
2803:f800:50::6ca2:c16d
2a06:98c1:50::ac40:216d		 dave.ns.cloudflare.com
dave.ns.cloudflare.com
dave.ns.cloudflare.com
dave.ns.cloudflare.com
dave.ns.cloudflare.com
dave.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
marge.ns.cloudflare.com 108.162.192.191
172.64.32.191
173.245.58.191
2606:4700:50::adf5:3abf
2803:f800:50::6ca2:c0bf
2a06:98c1:50::ac40:20bf		 marge.ns.cloudflare.com
marge.ns.cloudflare.com
marge.ns.cloudflare.com
marge.ns.cloudflare.com
marge.ns.cloudflare.com
marge.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   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.69.233 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.215.112 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   29ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:45e9 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3034::ac43:d770 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   32ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.69.233,172.67.215.112 ech=AEX+DQBBEwAgACAi1BfU95CqJqaYuXVivSklyqvn+xmXLReskOzJXvFPbAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:45e9,2606:4700:3034::ac43:d770

📝 TXT Records#

2 records   154ms
TXT Record
ca3-8b89e225b66a4d7b9156cf00b0fba999
v=spf1 -all

✉️ SPF#

PolicyRecord (a4arbejdsmiljø.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.a4arbejdsmiljø.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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 2026-10-24 22:33:16
www104.21.69.233 172.67.215.112 2606:4700:3031::6815:45e9 2606:4700:3034::ac43:d770 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.a4arbejdsmiljø.dk Ubhirji3MCJ6h5Ftmh7lf0Ka9csOL_Itp8FYBw_oN-o
TXT _acme-challenge.a4arbejdsmiljø.dk cApKHEUOFNdJ55iA57aGSzadIDiQM0do49f-Q66I56w

🔗 TLSA / DANE#

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

🔐 DNSSEC#

115ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

23ms
FieldValue
Serial2418314761
Primary NS (MNAME)dave.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-15 11:28:44
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2018-10-31
Expires2026-10-31 (3d)

🔗 Same registrant#

3 domains

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
a4arbejdsliv.dkPunktum dk A/S (direct)
a4job.dkPunktum dk A/S (direct)
a4medier.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
30ms
A
35ms
MX
33ms
AAAA
29ms
TXT
154ms
CAA
27ms
HTTPS
32ms
TLSA
62ms
SOA
23ms
MTA-STS
44ms
DNSSEC
115ms
SRV
45ms
Total
549ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-24 22:33:16 shown 549ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-09 11:28:26 711ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-24 06:05:38 578ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-15 23:16:45 708ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-08 00:09:21 454ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-31 03:02:59 517ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-26 09:19:58 9576ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-23 14:57:58 2597ms 2 NS 2 A 0 MX ❓ Unknown
2026-08-18 06:19:58 2384ms 2 NS 2 A 0 MX ❓ Unknown
2026-08-15 06:18:14 9823ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-18 06:41:37 16739ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-23 20:12:49 894ms 2 NS 2 A 0 MX ❓ Unknown
2026-06-21 09:09:51 953ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-18 20:57:13 1035ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-16 12:44:43 534ms 2 NS 2 A 0 MX 🔒 Secure
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