optimeter.dk

📜 Historical scan 2026-06-25 13:26:05 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

optimeter.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 25 September 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.84 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by optimeter-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 524ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 252ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.84	3600s	vm1409.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 210ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	optimeter-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::9 2a01:111:f403:ca09::3 2a01:111:f403:ca09::c 52.101.68.10 52.101.68.16 52.101.68.21 52.101.68.32	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db3pr0202cu00200.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
🔶 Autoconfig	185.21.42.84

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 1040ms

TXT Record
MS=ms30038912
v=spf1 a mx include:_spf.elasticemail.com include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (optimeter.dk)
-all (hard fail)	v=spf1 a mx include:_spf.elasticemail.com include:spf.protection.outlook.com -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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 04:11:28

www	185.21.42.84 (AS48854) (address records, no CNAME)
www vs bare domain	Same network optimeter.dk: 185.21.42.84 (AS48854) www.optimeter.dk: 185.21.42.84 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

553ms

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

🏷️ SOA#

461ms

Field	Value
Serial	2021111801
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-17 12:06:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-09-25
Expires	2027-09-30 (347d)

🔗 Same registrant#

11 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
ai-testen.dk	CURANET A/S
aitesten.dk	CURANET A/S
bentebendix.dk	ONE.COM A/S
creatorsproject.dk	Punktum dk A/S (direct)
helikopter.dk	Punktum dk A/S (direct)
isoplasticon.dk	Punktum dk A/S (direct)
jlcom.dk	ONE.COM A/S
klyngen.dk	Punktum dk A/S (direct)
mit-kontrolpanel.dk	Punktum dk A/S (direct)
switchpay.dk	Punktum dk A/S (direct)
w1a.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

524ms

252ms

210ms

AAAA

214ms

TXT

1040ms

CAA

230ms

HTTPS

233ms

TLSA

800ms

SOA

461ms

MTA-STS

506ms

DNSSEC

553ms

SRV

518ms

Total

3467ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 01:54:21	747ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-28 02:37:03	26424ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 13:26:05 shown	3467ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 07:09:34	1256ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-17 19:02:35	1474ms	2 NS 1 A 1 MX	🔒 Secure