demstrup.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 19ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.98	3600s	linux26.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	demstrup-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09::f 52.101.103.137 52.101.68.5 52.101.73.155 52.101.73.24	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-as8pr05cu00300.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
🔶 Autoconfig	185.21.41.98

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 166ms

TXT Record
_globalsign-domain-verification=K5ePxqEqaxSQWt1DoGjW3ZNeBny76iHuaTNB_Su2lW
_globalsign-domain-verification=UhR6I0kOU3a1dPXNlUe50a0ymyBQS3wGAkGB406Fpi
_globalsign-domain-verification=yj2Ey-9Wt7vRes4pG7semQZQcLEwfDlhq4s7PYMYom
v=spf1 include:spf.protection.outlook.com include:_spf.cloud.netip.dk ip4:217.198.213.10 include:spf.eu.signature365.net -all

✉️ SPF

Policy	Record (demstrup.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.cloud.netip.dk ip4:217.198.213.10 include:spf.eu.signature365.net -all

📨 DMARC

Policy	Record (_dmarc.demstrup.dk)
p=reject	v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:dmarc_agg@vali.email;fo=1

📬 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)

🔐 DNSSEC91ms

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

🏷️ SOA0ms

Field	Value
Serial	2026061101
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.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

40ms

A

19ms

MX

48ms

AAAA

50ms

TXT

166ms

CAA

48ms

HTTPS

43ms

TLSA

185ms

SOA

0ms

MTA-STS

64ms

DNSSEC

91ms

SRV

72ms

Total

1020ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 20:44:00	1020ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 00:24:54	791ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 01:45:50	687ms	2 NS 1 A 1 MX	🔒 Secure	View