cotech.dk

📜 Historical scan 2026-06-16 22:36:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cotech.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 27 May 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.210.177.47 is hosted by CoMaSys ApS (AS51377) in Denmark. Mail is handled by cotech-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#

3 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	—	—	—
ns2.simply.com	—	—	—
ns3.simply.com	—	—	—

🌍 A Records#

1 records 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.210.177.47	—	mpf2.medieplanfyn.dk	AS51377	CoMaSys ApS	185.210.176.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	cotech-dk.mail.protection.outlook.com	52.101.68.15 52.101.68.32 52.101.73.4 52.101.73.8	mail-db6pr03cu00107.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 140ms

TXT Record
v=spf1 ip4:212.130.97.167 ip4:89.239.202.4 ip4:185.210.177.0/24 include:spf.protection.outlook.com include:itf.dk -all

✉️ SPF#

Policy	Record (cotech.dk)
-all (hard fail)	v=spf1 ip4:212.130.97.167 ip4:89.239.202.4 ip4:185.210.177.0/24 include:spf.protection.outlook.com include:itf.dk -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 2026-10-12 23:44:12

www CNAME	cotech.dk (all on cotech.dk) → 185.210.177.47 (AS51377)
www vs bare domain	Same network cotech.dk: 185.210.177.47 (AS51377) www.cotech.dk: 185.210.177.47 (AS51377)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 9/10 · policy: -all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

149ms

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

🏷️ SOA#

55ms

Field	Value
Serial	2023082906
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-02 17:31:13

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-05-27
Expires	2027-05-31 (225d)

📋 WHOIS#

⏱️ Lookup Timing#

57ms

61ms

64ms

AAAA

48ms

TXT

140ms

CAA

42ms

HTTPS

65ms

TLSA

132ms

SOA

55ms

MTA-STS

79ms

DNSSEC

149ms

SRV

0ms

Total

642ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 23:44:12	1414ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 17:16:21	962ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-03 18:35:58	830ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-19 15:10:47	637ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 22:36:20 shown	642ms	3 NS 1 A 1 MX	🔒 Secure