hornstrup-centret.dk DNS records

🖥️ Nameservers2 records 61ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 88ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
86.58.146.88	600s	—	AS47292	Sentia Denmark A/S	86.58.144.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records3 records 70ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	hornstrupcentret-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::10 2a01:111:f403:ca04::6 2a01:111:f403:ca04::e 52.101.68.18 52.101.73.153 52.101.73.19 52.101.73.4	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr04cu00803.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
5000	3600s	ms62631980.msv1.invalid	—	—	—
20000	600s	ms40633912.msv1.invalid	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 354ms

TXT Record
MS=ms40633912
v=spf1 a:smtp.waoomail.dk a:smtp.cbrain.dk a:smtpgw.wwi.dk a:smarthost.datalogik.dk a:mail2.info-connect.dk ip4:5.179.86.32/27 ip4:213.132.0.66/32 ip4:185.20.243.0/26 ip4:87.104.237.192/29 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (hornstrup-centret.dk)
-all (hard fail)	v=spf1 a:smtp.waoomail.dk a:smtp.cbrain.dk a:smtpgw.wwi.dk a:smarthost.datalogik.dk a:mail2.info-connect.dk ip4:5.179.86.32/27 ip4:213.132.0.66/32 ip4:185.20.243.0/26 ip4:87.104.237.192/29 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

🔗 TLSA / DANE

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

🔐 DNSSEC331ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082601
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

61ms

A

88ms

MX

70ms

AAAA

77ms

TXT

354ms

CAA

75ms

HTTPS

103ms

TLSA

772ms

SOA

0ms

MTA-STS

165ms

DNSSEC

331ms

SRV

196ms

Total

2106ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 08:32:35	2106ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-20 00:40:50	5492ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-26 14:51:25	10197ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-25 11:59:26	984ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-22 22:54:41	3001ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-17 13:32:13	271ms	0 NS 0 A 0 MX	❓ Unknown	View