opitek-international.dk DNS records

🖥️ Nameservers2 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
dns-b.buildit.net	162.219.54.140 2620:10a:80eb::4c	dns-b.buildit.net dns-b.buildit.net	AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In AS55195 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements In
dns-c.buildit.eu	162.219.55.140 2620:10a:80ec::4c	dns-c.buildit.eu dns-c.buildit.eu	AS394354 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements I AS394354 CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements I

🌍 A Records1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.254	3600s	linux341.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	opitekinternational-dk01e.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::9 2a01:111:f403:ca04::f 2a01:111:f403:ca09::b 52.101.73.145 52.101.73.15 52.101.73.28 52.101.73.4	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-am9pr04cu00107.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	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 83ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records1 records 248ms

TXT Record
v=spf1 include:outlook.com include:spf.simply.com include:emsd1.com -all

✉️ SPF

Policy	Record (opitek-international.dk)
-all (hard fail)	v=spf1 include:outlook.com include:spf.simply.com include:emsd1.com -all

📨 DMARC

Policy	Record (_dmarc.opitek-international.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.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)

🔐 DNSSEC118ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	dns-b.buildit.net
Responsible (RNAME)	hostmaster@buildit.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

54ms

A

50ms

MX

47ms

AAAA

42ms

TXT

248ms

CAA

52ms

HTTPS

51ms

TLSA

309ms

SOA

0ms

MTA-STS

72ms

DNSSEC

118ms

SRV

83ms

Total

978ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 07:55:31	978ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 21:29:56	1440ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-13 14:45:53	4881ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-06 12:22:03	1541ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 20:37:04	1588ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 03:49:28	10982ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-14 11:22:34	9407ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 08:27:06	3318ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 15:39:13	1182ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 00:07:38	1425ms	4 NS 1 A 1 MX	🔓 Insecure	View