luftrens.dk

Records from scan: 2026-10-07 03:54:05 · 1425ms total · last checked 2026-10-16 18:30 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

luftrens.dk is a .dk domain served by 3 nameservers (ns1.stom.dk, ns2.stom.dk, ns3.stom.dk). It was registered on 13 April 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.116.13.122 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by luftrens-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.stom.dk	172.105.72.183 2a01:7e01::f03c:94ff:fe6a:805d	ns1.dnsresolve.io —	AS63949 Akamai Connected Cloud AS63949 Akamai Connected Cloud
ns2.stom.dk	152.115.36.124	—	AS31027 GlobalConnect A/S
ns3.stom.dk	212.71.233.109 2a01:7e00::f03c:94ff:fe9f:2cca	212-71-233-109.ip.linodeusercontent.com —	AS63949 Akamai Connected Cloud AS63949 Akamai Connected Cloud

🌍 A Records#

1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.116.13.122	3600s	s6.stom.dk	AS31027	GlobalConnect A/S	87.116.0.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	luftrens-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca21::10 2a01:111:f403:ca21::c 2a01:111:f403:ca48::12 52.101.103.137 52.101.103.162 52.101.185.24 52.101.68.29	mail-db7pr03cu00601.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-dbapr03cu00105.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.luftrens.dk
🔶 Autoconfig	87.116.13.122

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 82ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records 194ms

TXT Record
v=spf1 +a +mx +ip4:87.116.13.122 +include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (luftrens.dk)
-all (hard fail)	v=spf1 +a +mx +ip4:87.116.13.122 +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#

checked 2026-10-10 12:01:09

www CNAME	luftrens.dk (all on luftrens.dk) → 87.116.13.122 (AS31027)
www vs bare domain	Same network luftrens.dk: 87.116.13.122 (AS31027) www.luftrens.dk: 87.116.13.122 (AS31027)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~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: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.luftrens.dk	u1hZjDYakYnpVuo-NXAKox5ZjQIEIKDzCQ_4USxdqJo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

64ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

66ms

Field	Value
Serial	2026100601
Primary NS (MNAME)	ns1.stom.dk
Responsible (RNAME)	cpanel@stom.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-07 04:23:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-04-13
Expires	2027-06-30 (255d)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

33ms

AAAA

32ms

TXT

194ms

CAA

57ms

HTTPS

47ms

TLSA

818ms

SOA

66ms

MTA-STS

61ms

DNSSEC

64ms

SRV

82ms

Total

1425ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 03:54:05 shown	1425ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-26 20:02:29	2830ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-27 04:23:50	1177ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-25 11:15:53	2971ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-09 02:08:36	1587ms	3 NS 1 A 1 MX	❓ Unknown
2026-06-17 12:20:49	1656ms	3 NS 1 A 1 MX	🔓 Insecure