kcrs.dk DNS records

🖥️ Nameservers2 records 56ms

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 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.36.206.133	3600s	plesk02.grouponline.org	AS48854	team.blue Denmark A/S	46.36.204.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	kcrs-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::f 2a01:111:f403:ca09::1 2a01:111:f403:ca09::3 52.101.68.18 52.101.68.32 52.101.68.39 52.101.73.19	mail-db5pr02cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr04cu00803.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
🔶 Autoconfig	46.36.206.133

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 142ms

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

📝 TXT Records2 records 215ms

TXT Record
MS=ms75292557
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (kcrs.dk)
-all (hard fail)	v=spf1 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	2026081501
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

56ms

A

68ms

MX

86ms

AAAA

66ms

TXT

215ms

CAA

80ms

HTTPS

71ms

TLSA

187ms

SOA

0ms

MTA-STS

99ms

DNSSEC

115ms

SRV

142ms

Total

1303ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-16 02:16:16	1303ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 18:43:31	9161ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 19:10:03	1641ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 01:22:32	781ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 02:21:27	5133ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 21:09:06	1103ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 22:43:03	1400ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 18:03:16	1115ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 22:01:01	4870ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 06:34:28	879ms	2 NS 1 A 1 MX	🔒 Secure	View