buhfaurholt.dk

📜 Historical scan 2026-09-25 09:35:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

buhfaurholt.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 September 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.94 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by buhfaurholt-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.94	3600s	webcluster1.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	buhfaurholt-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca09::20 2a01:111:f403:ca48::10 2a01:111:f403:ca48::a 52.101.103.39 52.101.209.153 52.101.73.123 52.101.73.155	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am7pr02cu00203.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)#

1 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:f2:6cc9:d30b:6393	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 167ms

TXT Record
v=spf1 include:_custspf.one.com include:spf.protection.outlook.com ip4:20.160.150.169 -all

✉️ SPF#

Policy	Record (buhfaurholt.dk)
-all (hard fail)	v=spf1 include:_custspf.one.com include:spf.protection.outlook.com ip4:20.160.150.169 -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 2026-10-08 14:02:10

www	104.21.13.31 172.67.132.124 2606:4700:3032::ac43:847c 2606:4700:3037::6815:d1f (AS13335) (address records, no CNAME)
www vs bare domain	Same network buhfaurholt.dk: 104.21.13.31 172.67.132.124 2606:4700:3032::ac43:847c 2606:4700:3037::6815:d1f (AS13335) www.buhfaurholt.dk: 104.21.13.31 172.67.132.124 2606:4700:3032::ac43:847c 2606:4700:3037::6815:d1f (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-buhfaurholt-dk._domainkey.faurholt221.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-buhfaurholt-dk._domainkey.faurholt221.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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

76ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026090601
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-02 12:01:30

Field	Value
Registrar	ONE.COM A/S
Registered	2024-09-23
Expires	2027-09-22 (336d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

47ms

45ms

AAAA

41ms

TXT

167ms

CAA

54ms

HTTPS

43ms

TLSA

594ms

SOA

0ms

MTA-STS

71ms

DNSSEC

76ms

SRV

61ms

Total

1124ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 10:45:10	996ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 09:41:49	1208ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 09:35:26 shown	1124ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 15:28:21	1013ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 11:20:18	1190ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 01:19:30	844ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-05 22:05:17	1415ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-29 15:44:38	10273ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 14:52:28	5340ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 13:48:55	928ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 17:35:51	632ms	2 NS 1 A 1 MX	🔒 Secure