itplan.dk DNS records

🖥️ Nameservers2 records 84ms

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 106ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.108.13	3600s	web14.curanet.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 105ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	itplan-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09::2 2a01:111:f403:ca09::6 2a01:111:f403:ca09::8 52.101.68.36 52.101.73.1 52.101.73.28 52.101.73.4	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.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
🔶 Autoconfig	77.111.240.167

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 170ms

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

📝 TXT Records6 records 363ms

TXT Record
anthropic-domain-verification-2hhhfw=hKaccqPljS8jzVAW78ThHJD7W
apple-domain-verification=ShBwj7eXEw8eEpmj
atlassian-domain-verification=8P/FeRHRtzRY6EFaU91wPXTq1CQkaT5nC8joOUDzpaArTyq6rOGWw/D18FSJTDyb
google-site-verification=Vs7bA2E7aG3NRW2orT2iPo6c1d6Ly3_axH37snrO0KI
npdpikbtjo3e66h17t3b2qfuk9
v=spf1 ip4:46.32.32.9 ip4:185.37.84.41 ip4:91.90.42.51 ip4:62.70.4.47 ip4:40.68.36.243 include:spf.protection.outlook.com include:spf.twistedbytes.eu include:mail.zendesk.com include:sendgrid.net -all

✉️ SPF

Policy	Record (itplan.dk)
-all (hard fail)	v=spf1 ip4:46.32.32.9 ip4:185.37.84.41 ip4:91.90.42.51 ip4:62.70.4.47 ip4:40.68.36.243 include:spf.protection.outlook.com include:spf.twistedbytes.eu include:mail.zendesk.com include:sendgrid.net -all

📨 DMARC

Policy	Record (_dmarc.itplan.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:re+kidi9jic3df@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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)

🔐 DNSSEC273ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083002
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

84ms

A

106ms

MX

105ms

AAAA

102ms

TXT

363ms

CAA

117ms

HTTPS

125ms

TLSA

870ms

SOA

0ms

MTA-STS

175ms

DNSSEC

273ms

SRV

170ms

Total

2363ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 14:41:51	2363ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 19:00:27	4830ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 13:42:50	2160ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 16:01:48	5827ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 14:29:04	1134ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 15:12:45	3725ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 22:28:32	1427ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 06:24:44	992ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 03:40:42	1172ms	2 NS 1 A 1 MX	🔒 Secure	View