merckserono.dk

📜 Historical scan 2026-07-16 10:45:36 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

merckserono.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 28 December 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.22.145.121 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by mxa-005f4802.gslb.pphosted.com, mxb-005f4802.gslb.pphosted.com. The zone is not DNSSEC-signed, 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#

5 records 98ms

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#

2 records 81ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.22.145.121	600s	relay.mail-forwarder.io	AS16509	Amazon.com, Inc.	5.22.145.0/24	🇩🇪 Germany	—
5.22.145.16	600s	relay.mail-forwarder.io	AS16509	Amazon.com, Inc.	5.22.145.0/24	🇩🇪 Germany	—

📧 MX Records#

2 records 82ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mxa-005f4802.gslb.pphosted.com	205.220.184.35	mx07-005f4802.pphosted.com	AS52129 Proofpoint, Inc.
10	300s	mxb-005f4802.gslb.pphosted.com	185.183.29.243	mx08-005f4802.pphosted.com	AS52129 Proofpoint, Inc.

🔷 AAAA Records (IPv6)#

2 records 92ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:18e0:5:2:7577:4e4d:413b:f507	600s	relay.mail-forwarder.io	AS16509	Amazon.com, Inc.	2a00:18e0:5:0:0:0:0:0/48	🇩🇪 Germany	—
2a00:18e0:5:3:dfe2:c743:85aa:61bc	600s	relay.mail-forwarder.io	AS16509	Amazon.com, Inc.	2a00:18e0:5:0:0:0:0:0/48	🇩🇪 Germany	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 343ms

TXT Record
MS=ms58908753
v=DMARC1; p=reject; sp=reject; fo=1; rua=mailto:dmarc_reports@m.group; ruf=mailto:dmarc_reports@m.group
v=spf1 include:spf-005f4802.pphosted.com include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (merckserono.dk)
~all (soft fail)	v=spf1 include:spf-005f4802.pphosted.com include:spf.protection.outlook.com ~all

📨 DMARC#

Policy	Record (_dmarc.merckserono.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; fo=1; rua=mailto:dmarc_reports@m.group; ruf=mailto:dmarc_reports@m.group
p=reject	v=DMARC1; p=reject; sp=reject; fo=1; rua=mailto:dmarc_reports@m.group; ruf=mailto:dmarc_reports@m.group

📬 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 23:27:39

www CNAME	d2pipten4j2n5i.cloudfront.net (all on cloudfront.net) → 18.173.5.2 18.173.5.42 18.173.5.6 18.173.5.64 2600:9000:2574:1e00:b:3995:2d80:93a1 2600:9000:2574:2c00:b:3995:2d80:93a1 2600:9000:2574:3400:b:3995:2d80:93a1 2600:9000:2574:7c00:b:3995:2d80:93a1 (AS16509)
www vs bare domain	Same network merckserono.dk: 3.161.82.115 3.161.82.19 3.161.82.47 3.161.82.94 (AS16509) www.merckserono.dk: 18.173.5.2 18.173.5.42 18.173.5.6 18.173.5.64 (AS16509)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

190ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026071400
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 2026-10-22 06:56:24

Field	Value
Registrar	Key-Systems GmbH
Registered	2006-12-28
Expires	2026-12-31 (70d)

🔗 Same registrant#

2 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).

Domain	Registrar
mavenclad.dk	Key-Systems GmbH
merck.dk	Key-Systems GmbH

📋 WHOIS#

⏱️ Lookup Timing#

98ms

81ms

82ms

AAAA

92ms

TXT

343ms

CAA

92ms

HTTPS

106ms

TLSA

586ms

SOA

0ms

MTA-STS

81ms

DNSSEC

190ms

SRV

163ms

Total

1835ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 23:27:39	4701ms	5 NS 4 A 2 MX	🔓 Insecure
2026-10-02 15:27:56	2890ms	5 NS 4 A 2 MX	🔓 Insecure
2026-09-22 22:48:58	10458ms	5 NS 4 A 2 MX	🔓 Insecure
2026-08-27 17:14:04	2859ms	5 NS 4 A 2 MX	🔓 Insecure
2026-07-22 10:33:21	25878ms	5 NS 4 A 2 MX	🔓 Insecure
2026-07-16 10:45:36 shown	1835ms	5 NS 2 A 2 MX	🔓 Insecure
2026-07-04 23:40:43	10788ms	5 NS 2 A 2 MX	🔓 Insecure
2026-06-17 23:39:26	834ms	5 NS 2 A 2 MX	🔓 Insecure