jcklassisk.dk DNS records

🖥️ Nameservers2 records 62ms

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 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
65.52.128.33	43200s	—	AS8075	Microsoft Corporation	65.52.0.0/16	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 80ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	jcklassisk-dk.mail.eo.outlook.com	2a01:111:f403:ca09::2 2a01:111:f403:ca09::5 2a01:111:f403:ca09::6 2a01:111:f403:ca09::b 52.101.68.10 52.101.68.32 52.101.68.36 52.101.73.16	mail-am0pr83cu00402.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.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	65.52.128.33

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 237ms

TXT Record
jc-klassisk-mob.azurewebsites.net
MS=ms17988861
v=spf1 include:outlook.com ~all

✉️ SPF

Policy	Record (jcklassisk.dk)
~all (soft fail)	v=spf1 include: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)

🔐 DNSSEC135ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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

62ms

A

49ms

MX

80ms

AAAA

76ms

TXT

237ms

CAA

57ms

HTTPS

43ms

TLSA

4032ms

SOA

0ms

MTA-STS

116ms

DNSSEC

135ms

SRV

121ms

Total

5160ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-13 06:57:50	5160ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 20:24:27	10831ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 20:13:58	5032ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 11:23:58	2146ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 12:08:22	6435ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 11:52:16	4168ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:36:20	4619ms	2 NS 1 A 1 MX	🔒 Secure	View