teleteknik.dk

📜 Historical scan 2026-06-29 19:47:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

teleteknik.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.215 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by teleteknik-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#

2 records 39ms

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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.215	3600s	prolinux4.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	teleteknik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::7 2a01:111:f403:ca09::20 2a01:111:f403:ca09::f 52.101.68.10 52.101.68.27 52.101.73.22 52.101.73.6	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 75ms

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

📝 TXT Records#

2 records 161ms

TXT Record
MS=ms81106402
v=spf1 include:spf.protection.outlook.com ip4:92.246.15.162 ip4:92.246.15.163 ip4:92.246.15.166 ip4:46.228.130.215 ip4:46.228.130.216 ip4:92.246.15.165 include:smtp.emnet.dk -all

✉️ SPF#

Policy	Record (teleteknik.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:92.246.15.162 ip4:92.246.15.163 ip4:92.246.15.166 ip4:46.228.130.215 ip4:46.228.130.216 ip4:92.246.15.165 include:smtp.emnet.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 13:52:57

www CNAME	teleteknik.dk (all on teleteknik.dk) → 185.21.41.215 (AS48854)
www vs bare domain	Same network teleteknik.dk: 185.21.41.215 (AS48854) www.teleteknik.dk: 185.21.41.215 (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: 2/10 · policy: -all

error include:smtp.emnet.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

76ms

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

🏷️ SOA#

32ms

Field	Value
Serial	2026061101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

39ms

33ms

42ms

AAAA

39ms

TXT

161ms

CAA

33ms

HTTPS

38ms

TLSA

127ms

SOA

32ms

MTA-STS

38ms

DNSSEC

76ms

SRV

75ms

Total

704ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 13:52:57	1232ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 09:20:20	1083ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 07:54:15	632ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 17:05:01	1478ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 13:36:54	923ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 08:43:11	1230ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 23:22:29	1281ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-15 13:33:17	1612ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 19:47:47 shown	704ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 03:31:50	878ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 18:26:53	9399ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 17:36:21	3249ms	2 NS 1 A 1 MX	🔒 Secure