str-invest.dk

📜 Historical scan 2026-09-12 21:48:30 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

str-invest.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 20 June 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.16 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by strinvest-dk0i.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 26ms

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 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.16	3600s	splash.curanet.dk	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	strinvest-dk0i.mail.protection.outlook.com	2a01:111:f403:ca09::28 2a01:111:f403:ca3c::8 2a01:111:f403:ca48::a 2a01:111:f403:ca48::c 52.101.181.156 52.101.68.15 52.101.68.8 52.101.73.145	mail-am6pr02cu00300.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00301.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 → 40.104.116.8
🔶 Autoconfig	212.237.249.16

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 64ms

Service	Priority	Weight	Port	Target
_imaps._tcp	0	0	993	str-invest.dk
_sipfederationtls._tcp	50	0	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 185ms

TXT Record
v=spf1 a mx a:web01.ikt-people.dk a:web01-2.ikt-people.dk include:spf.protection.outlook.com include:spf.xena.dk ~all

✉️ SPF#

Policy	Record (str-invest.dk)
~all (soft fail)	v=spf1 a mx a:web01.ikt-people.dk a:web01-2.ikt-people.dk include:spf.protection.outlook.com include:spf.xena.dk ~all

📨 DMARC#

Policy	Record (_dmarc.str-invest.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:2c6423c6@in.mailhardener.com

📬 MTA-STS#

205ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	20190601000000Z
max_age	604800s
Policy MX	strinvest-dk0i.mail.protection.outlook.com

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:tlsrpt@in.mailhardener.com

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-25 15:44:56

www CNAME	str-invest.dk (all on str-invest.dk) → 212.237.249.16 (AS48854)
www vs bare domain	Same network str-invest.dk: 212.237.249.16 (AS48854) www.str-invest.dk: 212.237.249.16 (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

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-strinvest-dk0i._domainkey.strinvest.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-strinvest-dk0i._domainkey.strinvest.onmicrosoft.com	RSA · ~1024 bit below 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: 11/10 · policy: ~all

error 11 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.str-invest.dk	qdRpXmuvQmRaXsuMYDkDEaMu78Yjql4W1h8kIJ1CtIM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

79ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2024050601
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 2026-10-12 02:26:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-06-20
Expires	2027-06-30 (245d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

26ms

33ms

AAAA

44ms

TXT

185ms

CAA

44ms

HTTPS

41ms

TLSA

372ms

SOA

0ms

MTA-STS

205ms

DNSSEC

79ms

SRV

64ms

Total

931ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-25 15:44:56	670ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 12:33:16	1728ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 07:14:54	1150ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 17:54:54	1085ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-15 07:20:42	1124ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 21:48:30 shown	931ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 03:46:00	843ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 21:59:43	1253ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 13:49:13	839ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 01:04:14	1302ms	2 NS 1 A 1 MX	🔒 Secure