assurement.dk

Records from scan: 2026-09-26 16:11:43 · 9793ms total · last checked 2026-10-18 06:42 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

assurement.dk is a .dk domain served by 2 nameservers (pdns03.domaincontrol.com, pdns04.domaincontrol.com). It was registered on 1 July 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.249.255.140 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by assurement-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 72ms

Nameserver	IP addresses	PTR	ASN / ISP
pdns03.domaincontrol.com	2603:5:21f0::33 97.74.111.51	pdns03.domaincontrol.com pdns03.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH
pdns04.domaincontrol.com	173.201.79.51 2603:5:22f0::33	pdns04.domaincontrol.com pdns04.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH

🌍 A Records#

1 records 70ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.249.255.140	600s	ec2-3-249-255-140.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	3.240.0.0/12	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	assurement-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca3c::8 52.101.185.21 52.101.209.153 52.101.68.27 52.101.91.156	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-maspr04cu00104.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)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 101ms

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

📝 TXT Records#

3 records 313ms

TXT Record
google-site-verification=5svdUVzek_WHqvZlzOV-MyJkOE5-4FF1aIvZs8ZGzwI
NETORG16843922.onmicrosoft.com
v=spf1 include:amazonses.com include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (assurement.dk)
~all (soft fail)	v=spf1 include:amazonses.com include:spf.protection.outlook.com ~all

📨 DMARC#

Policy	Record (_dmarc.assurement.dk)
p=none (monitor only)	v=DMARC1; p=none;
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@assurement.dk; ruf=mailto:dmarc@assurement.dk; adkim=r; aspf=r;

📬 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#

checked 2026-10-08 21:47:11

www CNAME	assurement.dk (all on assurement.dk) → 3.249.255.140 (AS16509)
www vs bare domain	Same network assurement.dk: 3.249.255.140 (AS16509) www.assurement.dk: 3.249.255.140 (AS16509)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-assurement-dk._domainkey.netorg16843922.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-assurement-dk._domainkey.netorg16843922.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9062ms

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	2026091900
Primary NS (MNAME)	pdns03.domaincontrol.com
Responsible (RNAME)	dns@jomax.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-10 00:23:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2024-07-01
Expires	2027-06-30 (255d)

📋 WHOIS#

⏱️ Lookup Timing#

72ms

70ms

44ms

AAAA

72ms

TXT

313ms

CAA

43ms

HTTPS

77ms

TLSA

372ms

SOA

0ms

MTA-STS

79ms

DNSSEC

9062ms

SRV

101ms

Total

9793ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 16:11:43 shown	9793ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 11:23:59	2062ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 18:12:05	1486ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-24 19:38:56	2938ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-18 08:59:08	4700ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-09 04:41:00	2984ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-01 23:04:37	1876ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-30 01:32:46	988ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-22 04:41:17	1441ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 13:54:25	2746ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 13:46:31	684ms	2 NS 2 A 1 MX	🔓 Insecure