dk-gasteknik.dk

📜 Historical scan 2026-09-20 04:36:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dk-gasteknik.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 18 March 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 144.76.135.224 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by dkgasteknik-dk0e.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#

4 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
144.76.135.224	3600s	static01.bubbleweb.dk	AS24940	Hetzner Online GmbH	144.76.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	dkgasteknik-dk0e.mail.protection.outlook.com	2a01:111:f403:ca09::a 2a01:111:f403:ca21::10 2a01:111:f403:ca21::8 2a01:111:f403:ca48::8 52.101.103.140 52.101.185.21 52.101.68.36 52.101.73.155	mail-am7pr02cu00202.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am7pr02cu00203.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
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 64ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 142ms

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

✉️ SPF#

Policy	Record (dk-gasteknik.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#

latest probe, not this scan · checked 2026-10-13 00:22:56

www CNAME	dk-gasteknik.dk (all on dk-gasteknik.dk) → 144.76.135.224 (AS24940)
www vs bare domain	Same network dk-gasteknik.dk: 144.76.135.224 (AS24940) www.dk-gasteknik.dk: 144.76.135.224 (AS24940)
Wildcard	Yes: any name under the zone resolves
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

78ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025042300
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 2026-10-22 14:42:43

Field	Value
Registrar	Simply.com A/S
Registered	2014-03-18
Expires	2027-03-31 (156d)

🔗 Same registrant#

7 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
dan-heating.dk	Simply.com A/S
dangas.dk	Simply.com A/S
dansk-varmluftsservice.dk	Simply.com A/S
dk-energirådgivning.dk	Simply.com A/S
jydsk-naturgas-service.dk	Punktum dk A/S (direct)
jysk-naturgasservice.dk	Simply.com A/S
mosegården.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

40ms

41ms

31ms

AAAA

32ms

TXT

142ms

CAA

25ms

HTTPS

37ms

TLSA

793ms

SOA

0ms

MTA-STS

50ms

DNSSEC

78ms

SRV

64ms

Total

1304ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 15:41:52	1217ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-26 15:04:53	891ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-20 04:36:47 shown	1304ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-06 08:17:13	10251ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-27 06:03:35	918ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-24 14:36:08	1956ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 03:44:59	1006ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 03:41:21	657ms	4 NS 1 A 1 MX	🔒 Secure