arnfeldt-borydning.dk

📜 Historical scan 2026-07-02 23:43:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

arnfeldt-borydning.dk is a .dk domain served by 2 nameservers (ns1.dnsserver.dk, ns2.dnsserver.dk). It was registered on 17 September 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.8.38.13 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by arnfeldtborydning-dk02b.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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnsserver.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.dnsserver.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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.8.38.13	10800s	—	AS48854	team.blue Denmark A/S	193.8.38.0/24	🇩🇰 Denmark	—

📧 MX Records#

1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	10800s	arnfeldtborydning-dk02b.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::7 2a01:111:f403:ca09::9 2a01:111:f403:ca09::c 52.101.68.16 52.101.68.32 52.101.73.12 52.101.73.16	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 68ms

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

📝 TXT Records#

1 records 149ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.arnfeldt-borydning.dk)
p=reject	v=DMARC1; p=reject; adkim=s; aspf=s;

📬 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 04:37:54

www	193.8.38.13 (AS48854) (address records, no CNAME)
www vs bare domain	Same network arnfeldt-borydning.dk: 193.8.38.13 (AS48854) www.arnfeldt-borydning.dk: 193.8.38.13 (AS48854)
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
selector1	selector1-arnfeldtborydning-dk02b._domainkey.godk44318431.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-arnfeldtborydning-dk02b._domainkey.godk44318431.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#

2043ms

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

🏷️ SOA#

37ms

Field	Value
Serial	2026011201
Primary NS (MNAME)	ns1.dnsserver.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-08 06:56:54

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-09-17
Expires	2027-09-16 (331d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

35ms

41ms

AAAA

34ms

TXT

149ms

CAA

30ms

HTTPS

33ms

TLSA

361ms

SOA

37ms

MTA-STS

44ms

DNSSEC

2043ms

SRV

68ms

Total

2890ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:15:00	944ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 23:43:34 shown	2890ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 03:44:28	2070ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:40:08	829ms	2 NS 1 A 1 MX	🔒 Secure