tstech.dk

📜 Historical scan 2026-08-19 01:00:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tstech.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 November 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.107 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by tstech-dk.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 312ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 419ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.107	3600s	—	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 313ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	tstech-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::8 2a01:111:f403:ca09:: 2a01:111:f403:ca09::5 52.101.68.29 52.101.73.1 52.101.73.12 52.101.73.26	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as9pr05cu01302.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 436ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 765ms

TXT Record
MS=ms30289602
v=spf1 include:spf.protection.outlook.com ip4:78.157.100.37 ip4:78.157.100.38 ip4:78.157.100.36 ip4:78.157.102.108 ip4:37.128.220.122 -all

✉️ SPF#

Policy	Record (tstech.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:78.157.100.37 ip4:78.157.100.38 ip4:78.157.100.36 ip4:78.157.102.108 ip4:37.128.220.122 -all

📨 DMARC#

Policy	Record (_dmarc.tstech.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:ivafnbhg@ag.dmarcian.com; ruf=mailto:ivafnbhg@fr.dmarcian.com; fo=1

📬 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 2026-10-10 08:23:28

www	185.21.40.107 (AS48854) (address records, no CNAME)
www vs bare domain	Same network tstech.dk: 185.21.40.107 (AS48854) www.tstech.dk: 185.21.40.107 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector2	selector2-tstech-dk._domainkey.tstechesbjerg.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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.tstech.dk	nnvWy62QovvsPZ4U-NpUNDfLNfJbgOyd_fiqmHaSRTs
TXT	_acme-challenge.tstech.dk	TK_qEE5r-lkUtFC7HyD66-LzBnb7PnspzjkMdSYxEcg

🔗 TLSA / DANE#

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

🔐 DNSSEC#

621ms

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

🏷️ SOA#

288ms

Field	Value
Serial	2026080901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-17 06:11:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-11-11
Expires	2029-11-30 (1140d)

🔗 Same registrant#

4 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
apex-industries.dk	CURANET A/S
apex-tech.dk	CURANET A/S
apexelectric.dk	CURANET A/S
work-safe.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

312ms

419ms

313ms

AAAA

316ms

TXT

765ms

CAA

252ms

HTTPS

282ms

TLSA

16123ms

SOA

288ms

MTA-STS

486ms

DNSSEC

621ms

SRV

436ms

Total

35906ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 08:23:28	1567ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 07:56:13	1208ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 01:23:58	890ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 00:49:15	1116ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-14 15:46:01	1282ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 14:09:40	1560ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 08:16:24	736ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 18:31:01	2809ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-20 03:04:25	6995ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-19 01:00:20 shown	35906ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 16:33:40	1420ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-11 05:17:32	2138ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 20:22:05	866ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 00:06:18	1611ms	2 NS 1 A 1 MX	🔒 Secure