it-operators.dk DNS records

🖥️ Nameservers2 records 47ms

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 78ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.237.125.109	600s	—	AS210939	Procopa IT ApS	185.237.124.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	itoperators-dk0e.mail.protection.outlook.com	2a01:111:f403:ca09::28 2a01:111:f403:ca09::3 2a01:111:f403:ca09::7 2a01:111:f403:ca09::a 52.101.68.5 52.101.73.11 52.101.73.19 52.101.73.30	mail-am6pr02cu00300.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00306.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 193ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.it-operators.dk)
p=quarantine	v=DMARC1; p=quarantine; fo=1; rua=mailto:rua+it-operators.dk@dmarc.barracudanetworks.com; ruf=mailto:ruf+it-operators.dk@dmarc.barracudanetworks.com

📬 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)

🔐 DNSSEC109ms

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

🏷️ SOA0ms

Field	Value
Serial	2026043003
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

47ms

A

78ms

MX

43ms

AAAA

68ms

TXT

193ms

CAA

70ms

HTTPS

34ms

TLSA

657ms

SOA

0ms

MTA-STS

87ms

DNSSEC

109ms

SRV

81ms

Total

1229ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 19:11:31	1229ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 03:43:58	1529ms	2 NS 1 A 1 MX	🔒 Secure	View