jc-klassisk.dk DNS records

🖥️ Nameservers2 records 256ms

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 229ms

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 197ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	jcklassisk-dk0e.mail.eo.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09:: 2a01:111:f403:ca09::20 2a01:111:f403:ca09::e 52.101.68.10 52.101.68.32 52.101.73.19 52.101.73.2	mail-db4pr02cu00307.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr07cu00302.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
🔶 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 Records2 records 747ms

TXT Record
MS=ms52441090
v=spf1 include:outlook.com ~all

✉️ SPF

Policy	Record (jc-klassisk.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)

🔐 DNSSEC583ms

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

256ms

A

229ms

MX

197ms

AAAA

168ms

TXT

747ms

CAA

239ms

HTTPS

192ms

TLSA

4123ms

SOA

0ms

MTA-STS

284ms

DNSSEC

583ms

SRV

292ms

Total

9358ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 08:41:30	9358ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-30 19:03:50	8962ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 00:51:46	6469ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 20:35:42	1548ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 15:22:33	13540ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 09:08:49	2620ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 17:51:58	4404ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 22:11:01	2878ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 13:46:53	1135ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 16:49:16	1178ms	2 NS 1 A 1 MX	🔒 Secure	View