hornstrupcenteret.dk DNS records

🖥️ Nameservers2 records 69ms

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 86ms

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 80ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	hornstrupcentret-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::c 2a01:111:f403:ca09::f 2a01:111:f403:ca48::c 52.101.68.12 52.101.73.22 52.101.73.26 52.101.73.30	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 236ms

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 (hornstrupcenteret.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)

🔐 DNSSEC180ms

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

69ms

A

86ms

MX

80ms

AAAA

61ms

TXT

236ms

CAA

91ms

HTTPS

86ms

TLSA

849ms

SOA

0ms

MTA-STS

100ms

DNSSEC

180ms

SRV

106ms

Total

1737ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 06:22:37	1737ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-26 06:05:03	1816ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-29 02:07:44	5778ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-26 17:17:53	1173ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-26 15:50:02	767ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-18 14:25:46	4943ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-17 13:35:24	280ms	0 NS 0 A 0 MX	❓ Unknown	View