holstplus.dk DNS records

🖥️ Nameservers2 records 40ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.109.64	43200s	linux30.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	holstplus-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::c 2a01:111:f403:ca09::20 2a01:111:f403:ca09::d 52.101.103.140 52.101.181.153 52.101.68.0 52.101.68.32	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db3pr0202cu00200.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 67ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 184ms

TXT Record
MS=ms10110267
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (holstplus.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.holstplus.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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)

🔐 DNSSEC85ms

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

🏷️ SOA0ms

Field	Value
Serial	2026041201
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

40ms

A

41ms

MX

41ms

AAAA

53ms

TXT

184ms

CAA

55ms

HTTPS

46ms

TLSA

179ms

SOA

0ms

MTA-STS

2047ms

DNSSEC

85ms

SRV

67ms

Total

2666ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 09:43:46	2666ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 14:05:03	3515ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 18:59:06	1585ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:56:44	3274ms	2 NS 1 A 1 MX	🔒 Secure	View