techtree.dk

📜 Historical scan 2026-09-16 05:08:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

techtree.dk is a .dk domain served by 4 nameservers (ns01.hosit.dk, ns02.hosit.dk, ns03.hosit.dk and 1 more). It was registered on 14 January 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.185.159.144 is hosted by Squarespace, Inc. (AS53831) in United States. Mail is handled by techtree-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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#

4 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.hosit.dk	193.104.202.31	ns01.hosit.dk	AS50346 It Forum Gruppen A/s
ns02.hosit.dk	87.116.23.114	ns02.hosit.dk	AS31027 GlobalConnect A/S
ns03.hosit.dk	152.115.55.201	ns04.hosit.dk	AS31027 GlobalConnect A/S
ns04.hosit.dk	152.115.55.201	ns04.hosit.dk	AS31027 GlobalConnect A/S

🌍 A Records#

4 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.185.159.144	86400s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	New York
198.185.159.145	86400s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	—
198.49.23.144	86400s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—
198.49.23.145	86400s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	techtree-dk.mail.protection.outlook.com	2a01:111:f403:ca09::a 2a01:111:f403:ca21::a 2a01:111:f403:ca38::a 2a01:111:f403:ca48::12 52.101.103.137 52.101.185.114 52.101.68.29 52.101.91.153	mail-am7pr02cu00202.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-matpr04cu00101.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

📝 TXT Records#

2 records 186ms

TXT Record
MS=ms92637419
v=spf1 include:spf.protection.outlook.com include:spf.hosit.dk include:squarespace-mail.com -all

✉️ SPF#

Policy	Record (techtree.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.hosit.dk include:squarespace-mail.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 2026-10-10 22:28:18

www CNAME	ext-sq.squarespace.com (all on squarespace.com) → 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831)
www vs bare domain	Same network techtree.dk: 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831) www.techtree.dk: 198.185.159.144 198.185.159.145 198.49.23.144 198.49.23.145 (AS53831)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

73ms

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	2022100704
Primary NS (MNAME)	ns01.hosit.dk
Responsible (RNAME)	support@sit.dk
Refresh	28800s
Retry	7200s
Expire	1814400s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-14 16:28:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-01-14
Expires	2027-01-31 (106d)

🔗 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#

43ms

41ms

36ms

AAAA

35ms

TXT

186ms

CAA

46ms

HTTPS

47ms

TLSA

379ms

SOA

0ms

MTA-STS

68ms

DNSSEC

73ms

SRV

58ms

Total

2314ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 11:21:39	1211ms	4 NS 4 A 1 MX	🔓 Insecure
2026-09-16 05:08:00 shown	2314ms	4 NS 4 A 1 MX	🔓 Insecure
2026-06-20 01:06:36	2701ms	4 NS 4 A 1 MX	🔓 Insecure
2026-06-18 07:08:55	3131ms	4 NS 4 A 1 MX	🔓 Insecure