ruhr.dk

📜 Historical scan 2026-09-25 14:09:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ruhr.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 March 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.151.30.178 is hosted by 20i Limited (AS48254) in United Kingdom. Mail is handled by mx.stackmail.com. The zone is DNSSEC-signed and validates, has no 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 33ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.151.30.178	600s	185-151-30-178.ptr4.stackcp.net	AS48254	20i Limited	185.151.28.0/22	🇬🇧 United Kingdom	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mx.stackmail.com	185.151.28.67	mx.stackmail.com	AS48254 20i Limited

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.stackmail.com → 45.8.227.100
🔶 Autoconfig	185.151.30.178

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 161ms

TXT Record
v=spf1 include:spf.stackmail.com a mx -all

✉️ SPF#

Policy	Record (ruhr.dk)
-all (hard fail)	v=spf1 include:spf.stackmail.com a mx -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 2026-10-07 17:19:25

www	185.151.30.178 (AS48254) (address records, no CNAME)
www vs bare domain	Same network ruhr.dk: 185.151.30.178 (AS48254) www.ruhr.dk: 185.151.30.178 (AS48254)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

112ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092501
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 18:34:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-03-11
Expires	2027-03-31 (165d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

33ms

41ms

30ms

AAAA

45ms

TXT

161ms

CAA

35ms

HTTPS

31ms

TLSA

116ms

SOA

0ms

MTA-STS

46ms

DNSSEC

112ms

SRV

82ms

Total

620ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 15:11:01	824ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 14:21:55	759ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 14:09:24 shown	620ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 10:47:56	651ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 16:49:24	661ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 23:41:11	924ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 22:24:16	918ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 16:03:47	664ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 12:02:32	459ms	2 NS 1 A 1 MX	🔒 Secure