merck-manuals.dk

📜 Historical scan 2026-07-25 19:48:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

merck-manuals.dk is a .dk domain served by 5 nameservers (ns1.brandshelter.com, ns2.brandshelter.de, ns3.brandshelter.info and 2 more). It was registered on 26 March 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by .. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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#

5 records 62ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.brandshelter.com	193.227.117.9 2a04:2b00:14cc::9	ns1.brandshelter.com —	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns2.brandshelter.de	194.50.187.11 2a04:2b00:14dd::11	ns2.brandshelter.de ns11.j.centralnic-dns.com	AS207021 ipcom GmbH AS1921 ipcom GmbH
ns3.brandshelter.info	194.0.182.12 2a04:2b00:14ee::12	ns3.brandshelter.info ns12.k.centralnic-dns.com	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns4.brandshelter.net	193.227.117.10 2a04:2b00:14cc::10	ns4.brandshelter.net ns10.i.centralnic-dns.com	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns5.brandshelter.us	194.50.187.14 2a04:2b00:14dd::14	ns5.brandshelter.us ns14.j.centralnic-dns.com	AS207021 ipcom GmbH AS1921 ipcom GmbH

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 58ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 283ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.merck-manuals.dk)
p=reject	v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:dmarcrpt@merckgroup.com;ruf=mailto:dmarcrpt@merckgroup.com;ri=86400;aspf=s;adkim=s;fo=1

📬 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 2026-10-25 22:04:54

www	Exists, no address
www vs bare domain	Neither resolves merck-manuals.dk: no address www.merck-manuals.dk: no address
Wildcard	No

🔎 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#

132ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2026072400
Primary NS (MNAME)	ns1.brandshelter.com
Responsible (RNAME)	tech@brandshelter.com
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-08 10:59:56

Field	Value
Registrar	Key-Systems GmbH
Registered	2013-03-26
Expires	2027-03-31 (155d)

📋 WHOIS#

⏱️ Lookup Timing#

62ms

54ms

58ms

AAAA

54ms

TXT

283ms

CAA

56ms

HTTPS

58ms

TLSA

51ms

SOA

0ms

MTA-STS

82ms

DNSSEC

132ms

SRV

140ms

Total

974ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-25 22:04:54	530ms	5 NS 0 A 1 MX	🔓 Insecure
2026-09-25 11:45:40	576ms	5 NS 0 A 1 MX	🔓 Insecure
2026-07-25 19:48:11 shown	974ms	5 NS 0 A 1 MX	🔓 Insecure
2026-06-28 09:19:13	858ms	5 NS 0 A 0 MX	🔓 Insecure
2026-06-17 15:25:57	748ms	5 NS 0 A 0 MX	🔓 Insecure