trustus.dk

📜 Historical scan 2026-08-28 00:32:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

trustus.dk is a .dk domain served by 2 nameservers (blair.ns.cloudflare.com, cash.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.42.230 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by trustus-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
blair.ns.cloudflare.com	108.162.194.121 162.159.38.121 172.64.34.121 2606:4700:50::a29f:2679 2803:f800:50::6ca2:c279 2a06:98c1:50::ac40:2279	blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
cash.ns.cloudflare.com	108.162.193.81 172.64.33.81 173.245.59.81 2606:4700:58::adf5:3b51 2803:f800:50::6ca2:c151 2a06:98c1:50::ac40:2151	cash.ns.cloudflare.com cash.ns.cloudflare.com cash.ns.cloudflare.com cash.ns.cloudflare.com cash.ns.cloudflare.com cash.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.42.230	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.167.171	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 22ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	trustus-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::d 2a01:111:f403:ca09::20 2a01:111:f403:ca09::8 52.101.103.140 52.101.73.11 52.101.73.12 52.101.73.123	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am6pr02cu00203.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:a7ab	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:2ae6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 25ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.42.230,172.67.167.171 ech=AEX+DQBBKgAgACCagOE0lmOvNWN5uy3ezyGns3addflhunnKLGpZ9c/7MwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:a7ab,2606:4700:3037::6815:2ae6

🔌 SRV Records#

1 records 54ms

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

📝 TXT Records#

2 records 149ms

TXT Record
MS=ms67763098
v=spf1 include:spf.protection.outlook.com include:spf.exclaimer.net include:_spf.elasticemail.com -all

✉️ SPF#

Policy	Record (trustus.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.exclaimer.net include:_spf.elasticemail.com -all

📨 DMARC#

Policy	Record (_dmarc.trustus.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:9d0fefbbad544a7694d9ea07488781d5@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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 23:02:03

www	104.21.42.230 172.67.167.171 2606:4700:3031::ac43:a7ab 2606:4700:3037::6815:2ae6 (AS13335) (address records, no CNAME)
www vs bare domain	Same network trustus.dk: 104.21.42.230 172.67.167.171 2606:4700:3031::ac43:a7ab 2606:4700:3037::6815:2ae6 (AS13335) www.trustus.dk: 104.21.42.230 172.67.167.171 2606:4700:3031::ac43:a7ab 2606:4700:3037::6815:2ae6 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

99ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413323907
Primary NS (MNAME)	blair.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

30ms

31ms

22ms

AAAA

31ms

TXT

149ms

CAA

28ms

HTTPS

25ms

TLSA

363ms

SOA

0ms

MTA-STS

46ms

DNSSEC

99ms

SRV

54ms

Total

972ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 11:03:23	862ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 07:00:00	1524ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 06:38:25	1773ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-01 03:59:54	2016ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 01:41:02	3452ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 00:32:47 shown	972ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-03 08:49:35	2361ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-29 18:14:34	1478ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 15:03:27	3220ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 15:51:26	716ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 21:52:52	3984ms	2 NS 2 A 1 MX	🔓 Insecure