holm6630.dk DNS records

🖥️ Nameservers2 records 84ms

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 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.235.100.50	43200s	web03.kbds.dk	AS198473	KIKKENBORG FIBER & IT ApS	91.235.100.0/24	🇩🇰 Denmark	—

📧 MX Records1 records 71ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	holm6630-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca04::f 2a01:111:f403:ca09::a 2a01:111:f403:ca48::a 52.101.181.153 52.101.68.10 52.101.68.12 52.101.68.39	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00607.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 97ms

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

📝 TXT Records2 records 184ms

TXT Record
MS=ms34630044
v=spf1 a:mailhotel05.spamskan.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (holm6630.dk)
-all (hard fail)	v=spf1 a:mailhotel05.spamskan.dk 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)

🔐 DNSSEC115ms

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

🏷️ SOA0ms

Field	Value
Serial	2026032401
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

84ms

A

51ms

MX

71ms

AAAA

41ms

TXT

184ms

CAA

47ms

HTTPS

66ms

TLSA

355ms

SOA

0ms

MTA-STS

108ms

DNSSEC

115ms

SRV

97ms

Total

1182ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 12:23:58	1182ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 08:12:46	1922ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 08:12:43	772ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 19:59:07	913ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 20:37:41	3106ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:29:49	2700ms	2 NS 1 A 1 MX	🔒 Secure	View