hearing-protection.dk

📜 Historical scan 2026-06-17 10:59:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hearing-protection.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 20 July 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.184.85.20 is hosted by PerfGrid (AS59795) in The Netherlands. Mail is handled by hearingprotection-dk01i.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

4 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.184.85.20	—	nlsh04.h4r-infra.net	AS59795	PerfGrid	213.184.84.0/23	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	hearingprotection-dk01i.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::1 2a01:111:f403:ca09::20 2a01:111:f403:ca09::9 52.101.68.12 52.101.68.36 52.101.73.28 52.101.73.8	mail-du2pr03cu00102.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

1 records 113ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a09:3a00:3020::1	—	nlsh04.h4r-infra.net	AS59795	PerfGrid	2a09:3a00:3000:0:0:0:0:0/40	🇳🇱 The Netherlands	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 198ms

TXT Record
MS=ms48289620
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (hearing-protection.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 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 2026-10-13 06:26:30

www	213.184.85.20 2a09:3a00:3020::1 (AS59795) (address records, no CNAME)
www vs bare domain	Same network hearing-protection.dk: 213.184.85.20 2a09:3a00:3020::1 (AS59795) www.hearing-protection.dk: 213.184.85.20 2a09:3a00:3020::1 (AS59795)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

77ms

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

🏷️ SOA#

92ms

Field	Value
Serial	2025111200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-02 19:19:40

Field	Value
Registrar	Simply.com A/S
Registered	2022-07-20
Expires	2027-07-19 (272d)

📋 WHOIS#

⏱️ Lookup Timing#

59ms

39ms

48ms

AAAA

113ms

TXT

198ms

CAA

109ms

HTTPS

48ms

TLSA

423ms

SOA

92ms

MTA-STS

38ms

DNSSEC

77ms

SRV

0ms

Total

1298ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 06:26:30	979ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-02 18:42:47	2606ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-20 05:47:22	1068ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 10:59:58 shown	1298ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 10:56:06	1300ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 10:54:30	5191ms	4 NS 1 A 1 MX	🔒 Secure