optiren.dk DNS records

🖥️ Nameservers2 records 78ms

Nameserver	IP addresses	PTR	ASN / ISP
alfred.ns.cloudflare.com	108.162.195.131 162.159.44.131 172.64.35.131 2606:4700:58::a29f:2c83 2803:f800:50::6ca2:c383 2a06:98c1:50::ac40:2383	alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
isla.ns.cloudflare.com	108.162.192.119 172.64.32.119 173.245.58.119 2606:4700:50::adf5:3a77 2803:f800:50::6ca2:c077 2a06:98c1:50::ac40:2077	isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 135ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.30	300s	vm1330.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 102ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	optiren-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::f 2a01:111:f403:ca09::8 2a01:111:f403:ca09::e 52.101.68.32 52.101.68.5 52.101.73.12 52.101.73.15	mail-db5pr02cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am9pr04cu00107.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 205ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records1 records 394ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:web.shared.mysmtp.com IP4:193.8.36.0/22 ~all

✉️ SPF

Policy	Record (optiren.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:web.shared.mysmtp.com IP4:193.8.36.0/22 ~all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.optiren.dk	1gZmdZtyGCiT0M4ZvYh8ly1njWbjjqu-WgL4JI3aeRY
TXT	_acme-challenge.optiren.dk	rZ-o8YsSn53zHCDErhuk7CgB-fjYDK0JIbiPQoqU3Yo

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC318ms

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	2413533396
Primary NS (MNAME)	alfred.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

78ms

A

135ms

MX

102ms

AAAA

76ms

TXT

394ms

CAA

150ms

HTTPS

172ms

TLSA

759ms

SOA

0ms

MTA-STS

217ms

DNSSEC

318ms

SRV

205ms

Total

2484ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 12:14:15	2484ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 19:02:26	1010ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 17:28:32	913ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-22 21:51:51	4800ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-19 19:47:25	1948ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-28 03:12:33	10842ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 19:39:35	961ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 10:30:29	2547ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 05:04:00	1283ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 10:23:33	757ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 20:05:26	3208ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 11:12:31	1175ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 11:43:20	1130ms	2 NS 1 A 1 MX	🔓 Insecure	View