optoma.dk DNS records

🖥️ Nameservers2 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
lou.ns.cloudflare.com	108.162.193.199 172.64.33.199 173.245.59.199 2606:4700:58::adf5:3bc7 2803:f800:50::6ca2:c1c7 2a06:98c1:50::ac40:21c7	lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
serena.ns.cloudflare.com	108.162.192.220 172.64.32.220 173.245.58.220 2606:4700:50::adf5:3adc 2803:f800:50::6ca2:c0dc 2a06:98c1:50::ac40:20dc	serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.27.218	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.169.198	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	optoma-dk.mail.protection.outlook.com	2a01:111:f403:cc09:: 2a01:111:f403:cc1a::8 2a01:111:f403:cc1f::4 52.101.124.117 52.101.137.0 52.101.157.80	mail-sg2pr03cu00500.inbound.protection.outlook.com mail-tydpr03cu00100.inbound.protection.outlook.com mail-os8pr02cu00104.inbound.protection.outlook.com mail-tydpr03cu00105.inbound.protection.outlook.com mail-sg2pr03cu00500.inbound.protection.outlook.com mail-os8pr02cu00100.inbound.protection.outlook.com	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 → 40.104.116.40

🔷 AAAA Records (IPv6)2 records 34ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:1bda	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:a9c6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 26ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.27.218,172.67.169.198 ech=AEX+DQBBxgAgACDU02VX/J24gNRadHBUv0UeO9HK/mhXzzhdTfHDskF6WAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1bda,2606:4700:3036::ac43:a9c6

📝 TXT Records2 records 128ms

TXT Record
MS=ms21858472
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.optoma.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;ruf=mailto:mis@optoma.co.uk rua=mailto:ee6867b224ee4d339e665ab1498da7b0@dmarc-reports.cloudflare.net

📬 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)

🔐 DNSSEC104ms

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	2413652389
Primary NS (MNAME)	lou.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

26ms

A

36ms

MX

27ms

AAAA

34ms

TXT

128ms

CAA

31ms

HTTPS

26ms

TLSA

169ms

SOA

0ms

MTA-STS

49ms

DNSSEC

104ms

SRV

46ms

Total

2208ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 16:35:19	2208ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-30 11:28:58	1234ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-29 05:29:03	3037ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 22:06:18	1190ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 19:01:38	871ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-25 11:20:33	1353ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-25 08:16:15	1347ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-08-24 07:22:39	2414ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-23 01:56:38	33832ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-08-22 01:40:03	8765ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-21 01:32:12	2719ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-19 21:28:04	2743ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-18 20:58:30	11085ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-17 06:26:44	2096ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-16 02:48:56	9227ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-11 22:35:23	4170ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-10 16:49:47	5169ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-07 01:01:39	1899ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-03 13:41:27	1138ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-01 05:31:36	2097ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-28 01:42:28	3007ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-27 01:23:21	4017ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-26 00:49:45	9305ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-25 00:44:59	2293ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-23 23:53:54	1275ms	2 NS 2 A 1 MX	🔓 Insecure	View