helsingorventilation.dk DNS records

🖥️ Nameservers2 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
major.ns.cloudflare.com	108.162.193.241 172.64.33.241 173.245.59.241 2606:4700:58::adf5:3bf1 2803:f800:50::6ca2:c1f1 2a06:98c1:50::ac40:21f1	major.ns.cloudflare.com major.ns.cloudflare.com major.ns.cloudflare.com major.ns.cloudflare.com major.ns.cloudflare.com major.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ximena.ns.cloudflare.com	108.162.194.10 162.159.38.10 172.64.34.10 2606:4700:50::a29f:260a 2803:f800:50::6ca2:c20a 2a06:98c1:50::ac40:220a	ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.ns.cloudflare.com ximena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.232	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.131.74	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 62ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	helsingorventilation-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::26 2a01:111:f403:ca09::b 2a01:111:f403:ca09::d 52.101.68.10 52.101.68.21 52.101.73.123 52.101.73.19	mail-db9pr02cu00204.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.104.116.40

🔷 AAAA Records (IPv6)2 records 82ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::ac43:834a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:3e8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 65ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.232,172.67.131.74 ech=AEX+DQBBvQAgACDtWAvN1eb7hmAIExFDHE2OrFTt16EwrzMI1DHxBK/tTgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::ac43:834a,2606:4700:3037::6815:3e8

📝 TXT Records3 records 4317ms

TXT Record
google-site-verification=uY1UzLtv9PVgwsbdcJl0-h5jpJwc-PRRBVes6zy2O34
MS=ms36699158
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.helsingorventilation.dk)
p=reject	v=DMARC1; p=reject;

📬 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
CNAME	_acme-challenge.helsingorventilation.dk	helsingorventilation.dk.acme.service.one.com

🔗 TLSA / DANE

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

🔐 DNSSEC95ms

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

🏷️ SOA0ms

Field	Value
Serial	2413683661
Primary NS (MNAME)	major.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

59ms

A

59ms

MX

62ms

AAAA

82ms

TXT

4317ms

CAA

63ms

HTTPS

65ms

TLSA

191ms

SOA

0ms

MTA-STS

106ms

DNSSEC

95ms

SRV

122ms

Total

5046ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 03:49:38	5046ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-27 20:20:47	1343ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-26 19:43:36	1256ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-07 20:48:55	2578ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-10 05:57:36	9553ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-28 17:11:14	1195ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-24 10:14:40	8602ms	2 NS 2 A 1 MX	⚠️ Bogus	View
2026-06-23 01:49:07	1044ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 17:17:01	1612ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-17 11:08:53	2057ms	2 NS 2 A 1 MX	🔒 Secure	View