holsteinborg.dk DNS records

🖥️ Nameservers3 records 98ms

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 Records1 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.116.13.123	14400s	s7.stom.dk	AS31027	GlobalConnect A/S	87.116.0.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 93ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	holsteinborg-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::6 2a01:111:f403:ca09::26 2a01:111:f403:ca09::d 52.101.68.0 52.101.68.10 52.101.68.27 52.101.73.11	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am1pr04cu00103.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 360ms

TXT Record
MS=ms61426186
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (holsteinborg.dk)
-all (hard fail)	v=spf1 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.holsteinborg.dk	QPsNEl4pSsxozZ6wknnyr-DtiA_dxTEZGb4O6051qxU

🔗 TLSA / DANE

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

🔐 DNSSEC2123ms

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

🏷️ SOA0ms

Field	Value
Serial	2025110401
Primary NS (MNAME)	ns1.stom.dk
Responsible (RNAME)	cpanel@stom.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

98ms

A

64ms

MX

93ms

AAAA

62ms

TXT

360ms

CAA

123ms

HTTPS

88ms

TLSA

371ms

SOA

0ms

MTA-STS

120ms

DNSSEC

2123ms

SRV

155ms

Total

2908ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 16:18:59	2908ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 08:00:01	3499ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 19:19:58	1174ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 13:23:48	2857ms	3 NS 1 A 1 MX	🔓 Insecure	View