dahls-elteknik.dk

📜 Historical scan 2026-09-04 10:40:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dahls-elteknik.dk is a .dk domain served by 2 nameservers (ali.ns.cloudflare.com, terin.ns.cloudflare.com). It was registered on 25 January 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.35.247 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by dahlselteknik-dk01c.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 56ms

Nameserver	IP addresses	PTR	ASN / ISP
ali.ns.cloudflare.com	108.162.192.59 172.64.32.59 173.245.58.59 2606:4700:50::adf5:3a3b 2803:f800:50::6ca2:c03b 2a06:98c1:50::ac40:203b	ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
terin.ns.cloudflare.com	108.162.193.236 172.64.33.236 173.245.59.236 2606:4700:58::adf5:3bec 2803:f800:50::6ca2:c1ec 2a06:98c1:50::ac40:21ec	terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.35.247	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.181.193	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dahlselteknik-dk01c.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09::26 2a01:111:f403:ca09::3 2a01:111:f403:ca09::5 52.101.181.156 52.101.68.12 52.101.68.27 52.101.73.8	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am0pr04cu00500.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	5.134.12.217

🔷 AAAA Records (IPv6)#

2 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:23f7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:b5c1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 48ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.35.247,172.67.181.193 ech=AEX+DQBBMAAgACC/AMALgVHPWDWE5Sj4k4HvAkkCX11BAf8SAciB6a98TQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:23f7,2606:4700:3037::ac43:b5c1

📝 TXT Records#

4 records 196ms

TXT Record
facebook-domain-verification=sapfpzrr8dr2u8iw827xfaj1yfguqo
google-site-verification=4zI-mJuFIR-AASU785vHcxlxnHzSnlpLQorTtX0PZec
MS=ms77777803
v=spf1 +a +ip4:5.134.12.217 +ip4:5.134.9.155 include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (dahls-elteknik.dk)
~all (soft fail)	v=spf1 +a +ip4:5.134.12.217 +ip4:5.134.9.155 include:spf.protection.outlook.com ~all

📨 DMARC#

Policy	Record (_dmarc.dahls-elteknik.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-14 22:25:12

www	104.21.35.247 172.67.181.193 2606:4700:3037::6815:23f7 2606:4700:3037::ac43:b5c1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network dahls-elteknik.dk: 104.21.35.247 172.67.181.193 2606:4700:3037::6815:23f7 2606:4700:3037::ac43:b5c1 (AS13335) www.dahls-elteknik.dk: 104.21.35.247 172.67.181.193 2606:4700:3037::6815:23f7 2606:4700:3037::ac43:b5c1 (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.dahls-elteknik.dk	sD35b9ACoJeCsQIibh5Gn3keuD94dTU4a-WPjlFr3Ds
TXT	_acme-challenge.dahls-elteknik.dk	wKbWfroW5iN0KwlpmzqcPLXzUrxXz8Jtvxo1FC6fgtk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

80ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2413815597
Primary NS (MNAME)	ali.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 22:50:10

Field	Value
Registrar	CURANET A/S
Registered	2022-01-25
Expires	2027-01-24 (91d)

🔗 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#

56ms

42ms

56ms

AAAA

42ms

TXT

196ms

CAA

60ms

HTTPS

48ms

TLSA

663ms

SOA

0ms

MTA-STS

57ms

DNSSEC

80ms

SRV

77ms

Total

1295ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 22:25:12	4889ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-04 06:02:40	1059ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-25 10:33:42	2746ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-18 19:09:20	1269ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 15:56:45	2127ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-04 10:40:42 shown	1295ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-18 03:56:51	5055ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 15:07:40	674ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 14:46:17	1326ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 23:49:05	739ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 23:40:24	625ms	2 NS 2 A 1 MX	🔓 Insecure