skanderborg.dk DNS records

🖥️ Nameservers4 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-03.azure-dns.com	13.107.236.3 2603:1061:0:700::3	ns1-03.azure-dns.com ns1-03.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-03.azure-dns.net	150.171.21.3 2620:1ec:8ec:700::3	ns2-03.azure-dns.net ns2-03.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-03.azure-dns.org	204.14.183.3 2a01:111:4000:700::3	ns3-03.azure-dns.org ns3-03.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-03.azure-dns.info	208.84.5.3 2620:1ec:bda:700::3	ns4-03.azure-dns.info ns4-03.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
13.69.228.8	3600s	—	AS8075	Microsoft Corporation	13.64.0.0/11	🇮🇪 Ireland	Dublin

📧 MX Records3 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1-dk.centerasecurity.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
20	3600s	mx2-dk.centerasecurity.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.128 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
30	3600s	mx3-dk.centerasecurity.dk	128.76.60.187 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S

📧 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

🔌 SRV Records1 records 66ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	0	5061	sipfed.online.lync.com

📝 TXT Records6 records 216ms

TXT Record
apple-domain-verification=PvWoJhCNbk5T2V0i
apple-domain-verification=WEAV4cEJYDHn2mlm
G1CJjDkXCmBHuwT/dCQru8o1zwiY1ZcYBDgKp7ayEVxRAziMk3FnLdCaCPlbTxeeCVlAqxHG+JZSx6mNYjWG2g==
MS=ms77393316
nVDLxnF9Y0D4tRWvkzoJDrFsGsnRrk6tuwuL2F2er6Gw6luXZiFkaJz1RUOXTm/5XEfkBGbUruvxQN+p8KNf+Q==
v=spf1 include:_spf.centerasecurity.dk include:_spf.presscloud.com include:spf.protection.outlook.com include:spf.mailjet.com include:_spf.bellcom.dk include:spf.ubivox.com include:_custspf.one.com include:spf.truelink.dk -all

✉️ SPF

Policy	Record (skanderborg.dk)
-all (hard fail)	v=spf1 include:_spf.centerasecurity.dk include:_spf.presscloud.com include:spf.protection.outlook.com include:spf.mailjet.com include:_spf.bellcom.dk include:spf.ubivox.com include:_custspf.one.com include:spf.truelink.dk -all

📨 DMARC

Policy	Record (_dmarc.skanderborg.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:rua@skanderborg.dk,mailto:dmarc_agg@vali.email,mailto:65b8b817e967e@dmarc-dk.centerasecurity.com; ruf=mailto:ruf@skanderborg.dk; fo=1;

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records6 records 50ms

Flags	Tag	Value
0	issue	amazonaws.com
0	issue	digicert.com
0	issue	letsencrypt.org
0	issue	sectigo.com
0	issuewild	digicert.com
0	issuewild	sectigo.com

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.skanderborg.dk	_acme-challenge.9ac01310829aae848a5b299bb9e38ac9fdd3e0d949697c77.upcloudlb.com

🔗 TLSA / DANE6 records 77ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…

🔐 DNSSEC85ms

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

🏷️ SOA0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-03.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

49ms

A

52ms

MX

43ms

AAAA

49ms

TXT

216ms

CAA

50ms

HTTPS

39ms

TLSA

77ms

SOA

0ms

MTA-STS

53ms

DNSSEC

85ms

SRV

66ms

Total

952ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 23:40:19	952ms	4 NS 1 A 3 MX	🔒 Secure	View
2026-06-17 12:03:22	1393ms	4 NS 1 A 4 MX	🔒 Secure	View