bachteknik.dk

📜 Historical scan 2026-08-30 00:02:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bachteknik.dk is a .dk domain served by 2 nameservers (mina.ns.cloudflare.com, osmar.ns.cloudflare.com). It was registered on 2 January 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.52.60 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by bachteknik-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 91ms

Nameserver	IP addresses	PTR	ASN / ISP
mina.ns.cloudflare.com	108.162.194.251 162.159.38.251 172.64.34.251 2606:4700:50::a29f:26fb 2803:f800:50::6ca2:c2fb 2a06:98c1:50::ac40:22fb	mina.ns.cloudflare.com mina.ns.cloudflare.com mina.ns.cloudflare.com mina.ns.cloudflare.com mina.ns.cloudflare.com mina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
osmar.ns.cloudflare.com	108.162.195.124 162.159.44.124 172.64.35.124 2606:4700:58::a29f:2c7c 2803:f800:50::6ca2:c37c 2a06:98c1:50::ac40:237c	osmar.ns.cloudflare.com osmar.ns.cloudflare.com osmar.ns.cloudflare.com osmar.ns.cloudflare.com osmar.ns.cloudflare.com osmar.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 99ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.52.60	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.195.246	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 104ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	bachteknik-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::c 2a01:111:f403:ca09::3 2a01:111:f403:ca09::e 52.101.68.21 52.101.68.5 52.101.73.123 52.101.73.28	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.104.116.8

🔷 AAAA Records (IPv6)#

2 records 127ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:c3f6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:343c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 80ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.52.60,172.67.195.246 ech=AEX+DQBBuQAgACAnF1Oi1qCMezTn1AEkUHOAtLbfBj5L/k5Nwtj0TEy6HAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:c3f6,2606:4700:3037::6815:343c

🔌 SRV Records#

1 records 147ms

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

📝 TXT Records#

1 records 321ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF#

Policy	Record (bachteknik.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

📨 DMARC#

Policy	Record (_dmarc.bachteknik.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dwcwoxto@ag.eu.dmarcian.com

📬 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 14:53:36

www	188.114.96.1 188.114.97.1 2606:4700:3034::ac43:c3f6 2606:4700:3037::6815:343c (AS13335) (address records, no CNAME)
www vs bare domain	Same network bachteknik.dk: 104.21.52.60 172.67.195.246 2606:4700:3034::ac43:c3f6 2606:4700:3037::6815:343c (AS13335) www.bachteknik.dk: 188.114.96.1 188.114.97.1 2606:4700:3034::ac43:c3f6 2606:4700:3037::6815:343c (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-bachteknik-dk._domainkey.bachteknik.onmicrosoft.com	RSA · ~1024 bit below 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.bachteknik.dk	Az5PK7c0-_QJfSqutIQYFtbSvBT7aFhhJLaZ5Qs25zg
TXT	_acme-challenge.bachteknik.dk	qhux4CFPy9C9mKtUnSOHfIaEuZIiqxS1tAedlMTWvfA

🔗 TLSA / DANE#

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

🔐 DNSSEC#

215ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413511462
Primary NS (MNAME)	mina.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-03 08:05:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-01-02
Expires	2028-01-31 (467d)

📋 WHOIS#

⏱️ Lookup Timing#

91ms

99ms

104ms

AAAA

127ms

TXT

321ms

CAA

95ms

HTTPS

80ms

TLSA

757ms

SOA

0ms

MTA-STS

165ms

DNSSEC

215ms

SRV

147ms

Total

1990ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 07:39:53	2924ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-29 07:08:16	884ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-07 16:19:04	1826ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-03 15:59:57	943ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-30 00:02:07 shown	1990ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-11 10:57:42	10601ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-04 13:12:57	2618ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-19 20:59:45	17521ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-09 00:38:59	1688ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-30 12:46:42	1181ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-29 07:51:22	1363ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-21 02:07:46	914ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 13:59:10	790ms	2 NS 2 A 1 MX	🔒 Secure