tcpu.dk

📜 Historical scan 2026-06-25 03:47:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tcpu.dk is a .dk domain served by 4 nameservers (ns1.quickdns.dk, ns2.quickdns.dk, ns3.quickdns.dk and 1 more). It was registered on 5 March 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 40.127.164.233 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by tcpu-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 83ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.quickdns.dk	178.62.214.234 2a03:b0c0:2:d0::552:9001	— —	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC
ns2.quickdns.dk	185.126.153.42	amy.quickdns.dk	AS47527 DLX A/S
ns3.quickdns.dk	178.62.214.234 2a03:b0c0:2:d0::552:9001	— —	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC
ns4.quickdns.dk	185.126.153.42	amy.quickdns.dk	AS47527 DLX A/S

🌍 A Records#

1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
40.127.164.233	1800s	—	AS8075	Microsoft Corporation	40.127.0.0/16	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tcpu-dk.mail.protection.outlook.com	2a01:111:f403:c802:: 2a01:111:f403:c91d::b 2a01:111:f403:f804::2 2a01:111:f403:f910:: 52.101.10.1 52.101.194.3 52.101.41.58 52.101.42.14	mail-cy4pr03cu00100.inbound.protection.outlook.com — mail-co1pr05cu00402.inbound.protection.outlook.com mail-cy5pr03cu00300.inbound.protection.outlook.com mail-bn6pr02cu00301.inbound.protection.outlook.com mail-ch1pr04cu00103.inbound.protection.outlook.com mail-sj0pr02cu00102.inbound.protection.outlook.com mail-mw2pr04cu00106.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 265ms

TXT Record
v=spf1 ip4:87.49.146.6 ip4:188.177.53.171 ip4:40.127.164.233 include:spf.protection.outlook.com include:_spf.mailersend.net ~all

✉️ SPF#

Policy	Record (tcpu.dk)
~all (soft fail)	v=spf1 ip4:87.49.146.6 ip4:188.177.53.171 ip4:40.127.164.233 include:spf.protection.outlook.com include:_spf.mailersend.net ~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 12:08:59

www	40.127.164.233 (AS8075) (address records, no CNAME)
www vs bare domain	Same network tcpu.dk: 40.127.164.233 (AS8075) www.tcpu.dk: 40.127.164.233 (AS8075)
Wildcard	No

🔎 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#

126ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

76ms

Field	Value
Serial	2025042800
Primary NS (MNAME)	ns1.quickdns.dk
Responsible (RNAME)	hostmaster@quickdns.dk
Refresh	14400s
Retry	7200s
Expire	2415600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-15 19:40:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-03-05
Expires	2027-03-31 (161d)

🔗 Same registrant#

3 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
bohrstaarn.dk	Punktum dk A/S (direct)
dpp.dk	Punktum dk A/S (direct)
pcf.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

83ms

48ms

34ms

AAAA

79ms

TXT

265ms

CAA

100ms

HTTPS

62ms

TLSA

1328ms

SOA

76ms

MTA-STS

79ms

DNSSEC

126ms

SRV

113ms

Total

2113ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 21:45:55	2299ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-25 03:47:44 shown	2113ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-20 13:45:00	1648ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-18 08:32:57	3121ms	4 NS 1 A 1 MX	🔓 Insecure