optikit.dk DNS records

🖥️ Nameservers2 records 58ms

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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.130	600s	linux102.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	optikit-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::28 2a01:111:f403:ca09::5 2a01:111:f403:ca09::b 52.101.68.15 52.101.73.123 52.101.73.19 52.101.73.8	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am0pr04cu00500.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

🔌 SRV Records1 records 64ms

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

📝 TXT Records3 records 188ms

TXT Record
facebook-domain-verification=rswq0qih5n0r5jcy0mrb98xvfado0k
MS=ms56835075
v=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com include:spf.emailsignatures365.com include:mail.zendesk.com include:uxmail.io include:servers.mcsv.net ?all

✉️ SPF

Policy	Record (optikit.dk)
?all (neutral)	v=spf1 include:_spf.mailersend.net include:spf.protection.outlook.com include:spf.emailsignatures365.com include:mail.zendesk.com include:uxmail.io include:servers.mcsv.net ?all

📨 DMARC

Policy	Record (_dmarc.optikit.dk)
p=none (monitor only)	v=DMARC1;p=none;rua=mailto:xvjlzgpt@ag.dmarcian.com;ruf=mailto:it-admin@optikit.dk;sp=none;ri=86400

📬 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)

🔐 DNSSEC80ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082402
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

58ms

A

35ms

MX

48ms

AAAA

59ms

TXT

188ms

CAA

51ms

HTTPS

48ms

TLSA

469ms

SOA

0ms

MTA-STS

63ms

DNSSEC

80ms

SRV

64ms

Total

1068ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 11:16:22	1068ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 21:14:31	785ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 16:26:53	5936ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 23:12:56	2701ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 22:57:01	1093ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 12:07:29	1640ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 17:26:08	3012ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 22:53:34	1085ms	2 NS 1 A 1 MX	🔒 Secure	View