mybookkeeper.dk

📜 Historical scan 2026-06-20 07:41:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mybookkeeper.dk is a .dk domain served by 2 nameservers (ns1.efclausen.dk, ns2.efclausen.dk). It was registered on 21 May 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.19 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mybookkeeper-dk.mail.protection.outlook.com. The zone is DNSSEC-signed but currently fails validation, 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#

2 records 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.efclausen.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.efclausen.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.19	3600s	linux113.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mybookkeeper-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::e 2a01:111:f403:ca09::d 2a01:111:f403:ca09::e 52.101.68.16 52.101.73.1 52.101.73.11 52.101.73.4	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 40.104.230.248
🔶 Autoconfig	94.231.103.19

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 169ms

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

✉️ SPF#

Policy	Record (mybookkeeper.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 2026-10-09 00:08:40

www	94.231.103.19 (AS48854) (address records, no CNAME)
www vs bare domain	Same network mybookkeeper.dk: 94.231.103.19 (AS48854) www.mybookkeeper.dk: 94.231.103.19 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-mybookkeeper-dk._domainkey.tbjregnskab.onmicrosoft.com	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

65ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: insecurity proof failed

🏷️ SOA#

92ms

Field	Value
Serial	2026010301
Primary NS (MNAME)	ns1.efclausen.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-08 23:04:24

Field	Value
Registrar	CURANET A/S
Registered	2024-05-21
Expires	2027-05-20 (213d)

📋 WHOIS#

⏱️ Lookup Timing#

48ms

41ms

45ms

AAAA

58ms

TXT

169ms

CAA

94ms

HTTPS

32ms

TLSA

355ms

SOA

92ms

MTA-STS

43ms

DNSSEC

65ms

SRV

190ms

Total

839ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 16:31:34	1058ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 18:13:41	3097ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 01:25:00	1004ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 12:50:25	694ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 12:50:09	1340ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 17:56:21	2833ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 01:47:46	3325ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 21:31:45	1175ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 07:41:28 shown	839ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-17 15:02:56	960ms	2 NS 1 A 1 MX	🔒 Secure