jsteknik.dk

📜 Historical scan 2026-07-27 01:39:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jsteknik.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 2 September 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.130.75 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by jsteknik-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 62ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.130.75	3600s	mailout.medieplan.com	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	jsteknik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::d 2a01:111:f403:ca09::20 2a01:111:f403:ca09::9 52.101.68.25 52.101.68.32 52.101.73.153 52.101.73.19	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.101.27.202
🔶 Autoconfig	195.242.130.75

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 142ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 204ms

TXT Record
MS=ms20737490
v=spf1 a include:spf.protection.outlook.com ip4:194.150.113.0/24 ip4:194.150.112.0/24 -all

✉️ SPF#

Policy	Record (jsteknik.dk)
-all (hard fail)	v=spf1 a include:spf.protection.outlook.com ip4:194.150.113.0/24 ip4:194.150.112.0/24 -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 04:51:57

www	195.242.130.75 (AS62121) (address records, no CNAME)
www vs bare domain	Same network jsteknik.dk: 195.242.130.75 (AS62121) www.jsteknik.dk: 195.242.130.75 (AS62121)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

150ms

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

🏷️ SOA#

56ms

Field	Value
Serial	2026071902
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-21 10:50:58

Field	Value
Registrar	DANDOMAIN A/S
Registered	2016-09-02
Expires	2027-09-30 (343d)

🔗 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#

62ms

56ms

61ms

AAAA

61ms

TXT

204ms

CAA

68ms

HTTPS

61ms

TLSA

151ms

SOA

56ms

MTA-STS

105ms

DNSSEC

150ms

SRV

142ms

Total

17183ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 04:09:13	660ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 21:29:34	1131ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 01:14:35	1706ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-27 01:39:06 shown	17183ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-20 15:20:44	9006ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:57:14	2218ms	2 NS 1 A 1 MX	🔒 Secure