retrorummet.dk

📜 Historical scan 2026-06-17 19:13:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

retrorummet.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 22 January 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.41 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.alias.proton.me, mx2.alias.proton.me. 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#

2 records 522ms

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 356ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.41	—	webcluster2.webpod15-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

2 records 620ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.alias.proton.me	176.119.200.136 176.119.200.136 185.205.70.136 185.205.70.136	mx2.simplelogin.co mx1.simplelogin.co mx1.simplelogin.co mx2.simplelogin.co	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	—	mx2.alias.proton.me	176.119.200.136 176.119.200.136 185.205.70.136 185.205.70.136	mx2.simplelogin.co mx1.simplelogin.co mx1.simplelogin.co mx2.simplelogin.co	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	46.30.215.41
🔶 Autoconfig	46.30.215.41

🔷 AAAA Records (IPv6)#

1 records 610ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10e:804b:697d:b785:f778	—	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 928ms

TXT Record
pm-verification=swfipszwiyjdcxpmjqytpiifdlqwwx
v=spf1 include:alias.proton.me ~all

✉️ SPF#

Policy	Record (retrorummet.dk)
~all (soft fail)	v=spf1 include:alias.proton.me ~all

📨 DMARC#

Policy	Record (_dmarc.retrorummet.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; 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 2026-10-19 05:30:17

www	46.30.215.12 2a02:2350:5:10e:67:6bc1:68f9:839a (AS51468) (address records, no CNAME)
www vs bare domain	Same network retrorummet.dk: 46.30.215.12 2a02:2350:5:10e:67:6bc1:68f9:839a (AS51468) www.retrorummet.dk: 46.30.215.12 2a02:2350:5:10e:67:6bc1:68f9:839a (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	dkim._domainkey.alias.proton.me	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

2 records 386ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.alias.proton.me	DANE-EE · SPKI · SHA-256	73B2D19CF53EE2FB4C4C92A023518318…
SMTP _25._tcp.mx2.alias.proton.me	DANE-EE · SPKI · SHA-256	73B2D19CF53EE2FB4C4C92A023518318…

🔐 DNSSEC#

713ms

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

🏷️ SOA#

473ms

Field	Value
Serial	2026051702
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 2026-10-13 21:29:41

Field	Value
Registrar	ONE.COM A/S
Registered	2024-01-22
Expires	2027-01-21 (91d)

🔗 Same registrant#

3 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
atbfilm.dk	ONE.COM A/S
bo47.dk	ONE.COM A/S
colorgrader.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

522ms

356ms

620ms

AAAA

610ms

TXT

928ms

CAA

525ms

HTTPS

513ms

TLSA

386ms

SOA

473ms

MTA-STS

699ms

DNSSEC

713ms

SRV

649ms

Total

3697ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 05:30:17	1428ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-13 21:11:23	1342ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-01 06:06:25	806ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-18 22:00:07	752ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-15 12:54:52	1472ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-26 15:51:39	2715ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-16 15:29:36	1022ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-04 22:28:44	1383ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-02 00:08:52	1078ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-28 06:08:55	1473ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 21:08:39	1269ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-22 10:18:45	756ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 19:13:22 shown	3697ms	2 NS 1 A 2 MX	🔒 Secure