alerhverv.dk

📜 Historical scan 2026-06-16 12:45:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alerhverv.dk is a .dk domain served by 3 nameservers (blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org). It was registered on 5 December 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 141.101.90.96 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, 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#

3 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
blue.foundationdns.com	—	—	—
blue.foundationdns.net	—	—	—
blue.foundationdns.org	—	—	—

🌍 A Records#

4 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
141.101.90.96	—	—	AS13335	Cloudflare, Inc.	141.101.90.0/24	—	—
141.101.90.97	—	—	AS13335	Cloudflare, Inc.	141.101.90.0/24	—	—
141.101.90.98	—	—	AS13335	Cloudflare, Inc.	141.101.90.0/24	—	—
141.101.90.99	—	—	AS13335	Cloudflare, Inc.	141.101.90.0/24	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

4 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:98c1:3200::90:0	—	—	AS13335	Cloudflare, Inc.	2a06:98c1:3200:0:0:0:0:0/48	—	—
2a06:98c1:3200::90:1	—	—	AS13335	Cloudflare, Inc.	2a06:98c1:3200:0:0:0:0:0/48	—	—
2a06:98c1:3200::90:2	—	—	AS13335	Cloudflare, Inc.	2a06:98c1:3200:0:0:0:0:0/48	—	—
2a06:98c1:3200::90:3	—	—	AS13335	Cloudflare, Inc.	2a06:98c1:3200:0:0:0:0:0/48	—	—

🔐 HTTPS Records#

1 records 28ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=141.101.90.96,141.101.90.97,141.101.90.98,141.101.90.99 ech=AEX+DQBBzAAgACCRSl2GarTD7edzme/SRSjBGfCZcUyEhedgk/e1csdNQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3200::90:0,2a06:98c1:3200::90:1,2a06:98c1:3200::90:2,2a06:98c1:3200::90:3

📝 TXT Records#

1 records 175ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (alerhverv.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.alerhverv.dk)
p=reject	v=DMARC1; p=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#

latest probe, not this scan · checked 2026-10-08 04:22:17

www	141.101.90.96 141.101.90.97 141.101.90.98 141.101.90.99 2a06:98c1:3200::90:0 2a06:98c1:3200::90:1 2a06:98c1:3200::90:2 2a06:98c1:3200::90:3 (AS13335) (address records, no CNAME)
www vs bare domain	Same network alerhverv.dk: 141.101.90.96 141.101.90.97 141.101.90.98 141.101.90.99 (AS13335) www.alerhverv.dk: 141.101.90.96 141.101.90.97 141.101.90.98 141.101.90.99 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

113ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

28ms

Field	Value
Serial	2406155509
Primary NS (MNAME)	blue.foundationdns.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 12:58:06

Field	Value
Registrar	Eurodns S.A
Registered	2019-12-05
Expires	2028-12-31 (804d)

📋 WHOIS#

⏱️ Lookup Timing#

31ms

32ms

36ms

AAAA

37ms

TXT

175ms

CAA

36ms

HTTPS

28ms

TLSA

93ms

SOA

28ms

MTA-STS

63ms

DNSSEC

113ms

SRV

0ms

Total

576ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 04:22:17	771ms	3 NS 4 A 0 MX	🔒 Secure
2026-10-04 12:28:10	966ms	3 NS 4 A 0 MX	🔒 Secure
2026-09-16 09:12:19	3209ms	3 NS 4 A 0 MX	🔒 Secure
2026-09-14 23:32:53	1956ms	3 NS 4 A 0 MX	🔒 Secure
2026-09-07 21:12:45	818ms	3 NS 4 A 0 MX	🔒 Secure
2026-08-26 18:50:58	898ms	3 NS 4 A 0 MX	🔒 Secure
2026-08-25 02:55:47	1350ms	3 NS 4 A 0 MX	🔒 Secure
2026-08-18 22:12:08	5708ms	3 NS 4 A 0 MX	🔒 Secure
2026-07-24 18:14:23	9230ms	3 NS 4 A 0 MX	🔒 Secure
2026-07-22 14:58:12	8869ms	3 NS 4 A 0 MX	🔒 Secure
2026-07-11 05:42:58	1079ms	3 NS 4 A 0 MX	🔒 Secure
2026-07-01 10:16:57	970ms	3 NS 4 A 0 MX	🔒 Secure
2026-06-16 12:45:51 shown	576ms	3 NS 4 A 0 MX	🔒 Secure