bach-tek.dk

📜 Historical scan 2026-08-23 08:48:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bach-tek.dk is a .dk domain served by 2 nameservers (mina.ns.cloudflare.com, osmar.ns.cloudflare.com). It was registered on 11 January 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by bachtek-dk01b.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 50ms

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#

🌍

No A records found

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	bachtek-dk01b.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::e 2a01:111:f403:ca09::20 2a01:111:f403:ca09::6 52.101.68.29 52.101.73.11 52.101.73.15 52.101.73.153	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 102ms

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

📝 TXT Records#

2 records 227ms

TXT Record
MS=ms93503350
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (bach-tek.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.bach-tek.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:support@bachit.dk;

📬 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 2026-10-18 18:44:44

www	Exists, no address
www vs bare domain	Neither resolves bach-tek.dk: no address www.bach-tek.dk: no address
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#

2 found

Selector	CNAME	Key
selector1	selector1-bachit-dk._domainkey.bachteknik.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-bachit-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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.bach-tek.dk	1Q5qUKYs5-alKKZLtn02w4TkOT6HOVMrF13_qfs7HDk
TXT	_acme-challenge.bach-tek.dk	EUBbtifbdbchrb3BuO0O-iguagAmc85oHDaAGvEIZ1o

🔗 TLSA / DANE#

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

🔐 DNSSEC#

88ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2412874430
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 2026-10-16 18:46:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2009-01-11
Expires	2028-01-31 (469d)

🔗 Same registrant#

4 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
bachit.dk	Punktum dk A/S (direct)
bitsec.dk	Domeneshop AS
curiuz.dk	Punktum dk A/S (direct)
skovb.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

50ms

56ms

43ms

AAAA

40ms

TXT

227ms

CAA

37ms

HTTPS

48ms

TLSA

802ms

SOA

0ms

MTA-STS

71ms

DNSSEC

88ms

SRV

102ms

Total

2054ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 18:44:44	1372ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-17 18:20:02	2041ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-16 18:14:34	1179ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-28 16:53:34	1291ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-24 16:04:07	9630ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-09 09:40:16	2003ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-03 14:25:10	1335ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-29 03:59:48	1886ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-26 21:21:10	1167ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-23 08:48:46 shown	2054ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-19 07:39:29	5538ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-18 06:55:42	2654ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-17 00:30:22	1439ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-15 08:50:04	3266ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-14 00:31:54	2720ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-11 11:53:56	8185ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-25 09:04:54	25889ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-18 11:58:00	9802ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-25 11:27:51	836ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-19 23:22:24	2833ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-16 13:59:18	999ms	2 NS 0 A 1 MX	🔒 Secure