retus.dk

📜 Historical scan 2026-07-17 17:04:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

retus.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 17 August 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 40.113.131.37 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, 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#

2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
40.113.131.37	3600s	—	AS8075	Microsoft Corporation	40.112.0.0/13	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

5 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	2a00:1450:4010:c22::1a 64.233.162.27	yulpptr-in-f26.1e100.net li-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx3.googlemail.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 162ms

TXT Record
MS=49C7C6E567ABBDFFAB191D02A912C71A85664A1A
retus-prod-website.azurewebsites.net
TAILSCALE-Rxv6QhoMPJrkB2eS6MKp
v=spf1 include:_spf.google.com include:spf.mandrillapp.com include:emsd1.com include:_custspf.one.com ~all

✉️ SPF#

Policy	Record (retus.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:spf.mandrillapp.com include:emsd1.com include:_custspf.one.com ~all

📨 DMARC#

Policy	Record (_dmarc.retus.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-12 09:24:17

www CNAME	retus-prod-website.azurewebsites.net (all on azurewebsites.net) → 40.113.131.37 (AS8075)
www vs bare domain	Same network retus.dk: 40.113.131.37 (AS8075) www.retus.dk: 40.113.131.37 (AS8075)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

51ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071701
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-12 04:14:49

Field	Value
Registrar	ONE.COM A/S
Registered	2017-08-17
Expires	2027-08-31 (310d)

🔗 Same registrant#

1 domain

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
redis.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

36ms

29ms

35ms

AAAA

30ms

TXT

162ms

CAA

30ms

HTTPS

28ms

TLSA

97ms

SOA

0ms

MTA-STS

40ms

DNSSEC

51ms

SRV

34ms

Total

1114ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 09:24:17	1735ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-25 15:48:45	626ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-17 14:28:01	1243ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-11 18:50:26	5677ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-19 01:17:00	1062ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-17 17:04:32 shown	1114ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-15 15:07:22	1093ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-26 05:19:27	2035ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-18 07:16:25	750ms	2 NS 1 A 5 MX	🔒 Secure