bachkristensen.dk

📜 Historical scan 2026-06-20 00:13:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bachkristensen.dk is a .dk domain served by 2 nameservers (logan.ns.cloudflare.com, sue.ns.cloudflare.com). It was registered on 10 August 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.7.29 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by bachkristensen-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 97ms

Nameserver	IP addresses	PTR	ASN / ISP
logan.ns.cloudflare.com	108.162.193.198 172.64.33.198 173.245.59.198 2606:4700:58::adf5:3bc6 2803:f800:50::6ca2:c1c6 2a06:98c1:50::ac40:21c6	logan.ns.cloudflare.com logan.ns.cloudflare.com logan.ns.cloudflare.com logan.ns.cloudflare.com logan.ns.cloudflare.com logan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sue.ns.cloudflare.com	108.162.192.145 172.64.32.145 173.245.58.145 2606:4700:50::adf5:3a91 2803:f800:50::6ca2:c091 2a06:98c1:50::ac40:2091	sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.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 81ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.7.29	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.135.171	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 94ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	bachkristensen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::d 2a01:111:f403:ca09::5 2a01:111:f403:ca09::9 52.101.68.3 52.101.68.39 52.101.73.153 52.101.73.19	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db7pr03cu00607.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	172.67.135.171
🔶 Autoconfig	104.21.7.29

🔷 AAAA Records (IPv6)#

2 records 106ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:71d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:87ab	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 89ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.7.29,172.67.135.171 ech=AEX+DQBBmQAgACAW2Zml2I0DYSJ6ZUQjSHgtTQ4aJ7FXZdhBDW7ShydAEAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:71d,2606:4700:3036::ac43:87ab

📝 TXT Records#

2 records 401ms

TXT Record
MS=ms52004623
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (bachkristensen.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 2026-10-14 01:07:48

www	104.21.7.29 172.67.135.171 2606:4700:3033::ac43:87ab 2606:4700:3037::6815:71d (AS13335) (address records, no CNAME)
www vs bare domain	Same network bachkristensen.dk: 104.21.7.29 172.67.135.171 2606:4700:3033::ac43:87ab 2606:4700:3037::6815:71d (AS13335) www.bachkristensen.dk: 104.21.7.29 172.67.135.171 2606:4700:3033::ac43:87ab 2606:4700:3037::6815:71d (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 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#

225ms

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

🏷️ SOA#

92ms

Field	Value
Serial	2406573991
Primary NS (MNAME)	logan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 18:32:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-08-10
Expires	2027-08-31 (318d)

📋 WHOIS#

⏱️ Lookup Timing#

97ms

81ms

94ms

AAAA

106ms

TXT

401ms

CAA

98ms

HTTPS

89ms

TLSA

307ms

SOA

92ms

MTA-STS

219ms

DNSSEC

225ms

SRV

2067ms

Total

2741ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 08:12:57	3526ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-03 05:24:33	1586ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-24 13:56:51	2158ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-10 16:56:21	8716ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 03:29:57	1881ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 18:54:30	1173ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 00:13:33 shown	2741ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 13:59:35	758ms	2 NS 2 A 1 MX	🔓 Insecure