buusjensen.dk

📜 Historical scan 2026-09-29 23:15:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

buusjensen.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 15 June 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 136.243.123.133 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by buusjensen-dk.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 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.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.curanet.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 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
136.243.123.133	3600s	dedi5059.your-server.de	AS24940	Hetzner Online GmbH	136.243.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	buusjensen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca21::8 2a01:111:f403:ca48::10 2a01:111:f403:ca48::c 52.101.103.137 52.101.68.25 52.101.68.29 52.101.91.153	mail-db9pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-matpr04cu00101.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 → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 70ms

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

📝 TXT Records#

6 records 162ms

TXT Record
/P08Tm19LxvcV7ooKy1zC+t9n+OWTwbnkz9KpB5InxluGEQdQ338cP5ptSMYeiqlLzMYAoZgyhzKsRWxYN59iw==
6b4ogcm7pnjl20m5b00f6fv1q4
dv6v345ddk2149j5g228os329j
P-5kAhiAv5zz
tg0oal0nf818vdfkvk4pbrebnk
v=spf1 ip4:82.192.167.190 IP4:212.71.248.162 IP4:172.104.153.188 ip4:213.150.40.30 include:spf.permido.com include:spf.emailsignatures365.com include:spf.protection.outlook.com include:servers.mcsv.net -all

✉️ SPF#

Policy	Record (buusjensen.dk)
-all (hard fail)	v=spf1 ip4:82.192.167.190 IP4:212.71.248.162 IP4:172.104.153.188 ip4:213.150.40.30 include:spf.permido.com include:spf.emailsignatures365.com include:spf.protection.outlook.com include:servers.mcsv.net -all

📨 DMARC#

Policy	Record (_dmarc.buusjensen.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@buusjensen.dk; ruf=mailto:dmarc@buusjensen.dk; fo=1; pct=100

📬 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 11:57:55

www CNAME	buusjensen.dk (all on buusjensen.dk) → 136.243.123.133 (AS24940)
www vs bare domain	Same network buusjensen.dk: 136.243.123.133 (AS24940) www.buusjensen.dk: 136.243.123.133 (AS24940)
Wildcard	No
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#

2 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
selector2	selector2-buusjensen-dk._domainkey.buusjensen.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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

90ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026032601
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-10 16:47:28

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-06-15
Expires	2031-06-30 (1717d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

27ms

32ms

AAAA

47ms

TXT

162ms

CAA

46ms

HTTPS

27ms

TLSA

598ms

SOA

0ms

MTA-STS

71ms

DNSSEC

90ms

SRV

70ms

Total

1098ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:57:55	1387ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 07:14:53	1160ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 23:15:04 shown	1098ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 07:32:34	813ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 01:57:04	1325ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 17:34:47	1171ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 00:55:55	991ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 17:55:33	690ms	2 NS 1 A 1 MX	🔒 Secure