teco.dk

Records from scan: 2026-10-13 15:57:32 · 1258ms total · last checked 2026-10-16 17:59 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

teco.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 September 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.148 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by teco-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 38ms

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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.148	3600s	linux101.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	teco-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::c 2a01:111:f403:ca09::28 2a01:111:f403:ca38::8 52.101.185.114 52.101.209.153 52.101.209.31 52.101.68.27	mail-db7pr03cu00601.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-db7pr03cu00503.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 114ms

TXT Record
MS=ms34829836
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (teco.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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#

checked 2026-10-13 15:57:32

www	185.21.41.148 (AS48854) (address records, no CNAME)
www vs bare domain	Same network teco.dk: 185.21.41.148 (AS48854) www.teco.dk: 185.21.41.148 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

112ms

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

🏷️ SOA#

33ms

Field	Value
Serial	2026101201
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 2026-10-13 16:20:50

Field	Value
Registrar	ONE.COM A/S
Registered	2004-09-24
Expires	2027-09-30 (348d)

🔗 Same registrant#

1 domain

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
telecontrol.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

36ms

35ms

AAAA

34ms

TXT

114ms

CAA

35ms

HTTPS

37ms

TLSA

676ms

SOA

33ms

MTA-STS

48ms

DNSSEC

112ms

SRV

49ms

Total

1258ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 15:57:32 shown	1258ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-04 06:42:54	687ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 19:45:35	1381ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 19:43:42	1462ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-18 18:24:02	1413ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-15 03:47:58	949ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 08:19:30	823ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 21:43:57	834ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 19:37:33	785ms	2 NS 1 A 1 MX	🔒 Secure