danskjerncentral.dk DNS records

🖥️ Nameservers2 records 52ms

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
68.183.223.211	3600s	972262.cloudwaysapps.com	AS14061	DigitalOcean, LLC	68.183.0.0/16	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	danskjerncentral-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::7 2a01:111:f403:ca09::3 2a01:111:f403:ca09::4 52.101.68.32 52.101.68.5 52.101.73.24 52.101.73.6	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 163ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.danskjerncentral.dk)
p=quarantine	v=DMARC1; p=quarantine; fo=1; ruf=mailto:jk@djsupply.dk;

📬 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)

🔐 DNSSEC90ms

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

🏷️ SOA58ms

Field	Value
Serial	2026081101
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

52ms

A

51ms

MX

59ms

AAAA

39ms

TXT

163ms

CAA

50ms

HTTPS

55ms

TLSA

371ms

SOA

58ms

MTA-STS

74ms

DNSSEC

90ms

SRV

69ms

Total

5375ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-19 14:15:36	5375ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 19:26:14	1747ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 02:59:04	3777ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 01:23:15	1843ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-04 12:09:46	2616ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 11:22:00	2928ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-24 11:06:54	899ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 00:46:36	864ms	2 NS 1 A 1 MX	🔒 Secure	View