horsholm.dk DNS records

🖥️ Nameservers2 records 81ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 81ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.50.64.13	3600s	—	AS8075	Microsoft Corporation	20.48.0.0/12	🇮🇪 Ireland	Dublin

📧 MX Records1 records 81ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	horsholm-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::28 2a01:111:f403:ca09::c 2a01:111:f403:ca38::8 52.101.68.27 52.101.73.145 52.101.73.2 52.101.73.4	mail-db8pr02cu00106.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 124ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records8 records 297ms

TXT Record
_2tiyb08ehefywgh4fobaolcw0la4nm7
8n9ypbt489mhqdj68cbf6q6x161svy6r
apple-domain-verification=MmZoN8bK7SJzKMcR
cyp880w1wnt4c0q16659smw7nq6rtzxt
dx7klvd26cpjmpdnhxzk6mp1rtt3tmny
IJ6keo2NA3RpjUqVPs+KmJKGnRYrKIFluUVSkKTmLLQSefyMk3/JzpeHclYjMphrqKuDLN0VeA62RREogjGhtw==
MS=ms64596209
v=spf1 ip4:131.165.63.88 ip4:131.165.63.89 ip4:80.160.91.226 ip4:195.249.206.131 ip4:45.15.5.65 include:spf.protection.outlook.com include:spfinclude.signflow.dk include:spf.truelink.dk include:sendgrid.net -all

✉️ SPF

Policy	Record (horsholm.dk)
-all (hard fail)	v=spf1 ip4:131.165.63.88 ip4:131.165.63.89 ip4:80.160.91.226 ip4:195.249.206.131 ip4:45.15.5.65 include:spf.protection.outlook.com include:spfinclude.signflow.dk include:spf.truelink.dk include:sendgrid.net -all

📨 DMARC

Policy	Record (_dmarc.horsholm.dk)
p=reject	v=DMARC1;p=reject; rua=mailto:655b52ab6e1bd@dmarc.centerasecurity.com; ruf=mailto:it-sikkerhed@horsholm.dk

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC176ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082501
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

81ms

A

81ms

MX

81ms

AAAA

53ms

TXT

297ms

CAA

84ms

HTTPS

86ms

TLSA

1233ms

SOA

0ms

MTA-STS

141ms

DNSSEC

176ms

SRV

124ms

Total

2200ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 11:49:34	2200ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 10:13:51	9231ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:23:50	2393ms	2 NS 1 A 1 MX	🔒 Secure	View