holstkloakservice.dk

📜 Historical scan 2026-06-24 07:21:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holstkloakservice.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 April 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.106 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by holstkloakservice-dk.mail.protection.outlook.com. 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 169ms

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 167ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.106	600s	prolinux5.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 155ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	holstkloakservice-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca09:: 2a01:111:f403:ca09::2 2a01:111:f403:ca09::b 52.101.68.8 52.101.73.11 52.101.73.2 52.101.73.28	mail-db4pr02cu00204.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00204.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.96.119.216

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 587ms

TXT Record
MS=ms79858469
v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.holstkloakservice.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 2026-10-21 16:54:52

www	185.21.42.106 (AS48854) (address records, no CNAME)
www vs bare domain	Same network holstkloakservice.dk: 185.21.42.106 (AS48854) www.holstkloakservice.dk: 185.21.42.106 (AS48854)
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
default	—	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: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.holstkloakservice.dk	MWxz5k05Fmgl5i2ACCx6ZPbLOsVCivpv5bKnXiISAyw
TXT	_acme-challenge.holstkloakservice.dk	OV3Rf31WtwDXJz-_Ty5oi6Os_KeZRcshyscQteogg6M

🔗 TLSA / DANE#

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

🔐 DNSSEC#

227ms

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

🏷️ SOA#

159ms

Field	Value
Serial	2026030601
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 2026-10-21 17:07:35

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-04-19
Expires	2027-06-30 (250d)

🔗 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#

169ms

167ms

155ms

AAAA

160ms

TXT

587ms

CAA

163ms

HTTPS

147ms

TLSA

200ms

SOA

159ms

MTA-STS

167ms

DNSSEC

227ms

SRV

559ms

Total

1283ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 16:54:52	423ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-20 02:31:25	1501ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-19 00:59:48	1878ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-13 17:08:13	2903ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 07:00:33	1182ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 08:53:31	693ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-30 14:38:02	1161ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 15:11:15	1381ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 07:21:29 shown	1283ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 00:54:26	909ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 20:41:37	1604ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:18:26	3464ms	2 NS 1 A 1 MX	🔒 Secure