fdho.dk

📜 Historical scan 2026-06-17 10:05:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fdho.dk is a .dk domain served by 3 nameservers (ns4.dns-123.net, ns5.dns-123.net, ns6.dns-123.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.103.46.107 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by fdho-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#

3 records 133ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.dns-123.net	35.198.132.83	83.132.198.35.bc.googleusercontent.com	AS396982 Google LLC
ns5.dns-123.net	35.187.184.173	173.184.187.35.bc.googleusercontent.com	AS396982 Google LLC
ns6.dns-123.net	35.228.54.1	1.54.228.35.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records#

1 records 71ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.103.46.107	—	server6107.serverpark.dk	AS44869	FIBIA P/S	5.103.0.0/16	🇩🇰 Denmark	Holbæk

📧 MX Records#

1 records 97ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	fdho-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::c 2a01:111:f403:ca09::2 2a01:111:f403:ca09::5 52.101.68.39 52.101.68.5 52.101.68.8 52.101.73.30	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am7pr05cu00306.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 322ms

TXT Record
v=spf1 a mx include:spf.ubivox.com include:spf.protection.outlook.com include:spf.emailsignatures365.com ~all

✉️ SPF#

Policy	Record (fdho.dk)
~all (soft fail)	v=spf1 a mx include:spf.ubivox.com include:spf.protection.outlook.com include:spf.emailsignatures365.com ~all

📨 DMARC#

Policy	Record (_dmarc.fdho.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 17:19:39

www	5.103.46.107 (AS44869) (address records, no CNAME)
www vs bare domain	Same network fdho.dk: 5.103.46.107 (AS44869) www.fdho.dk: 5.103.46.107 (AS44869)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u1018819.wl070.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u1018819.wl070.sendgrid.net	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: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

98ms

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

🏷️ SOA#

129ms

Field	Value
Serial	2016110322
Primary NS (MNAME)	ns4.dns-123.net
Responsible (RNAME)	admin@dns-123.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

133ms

71ms

97ms

AAAA

88ms

TXT

322ms

CAA

106ms

HTTPS

103ms

TLSA

919ms

SOA

129ms

MTA-STS

92ms

DNSSEC

98ms

SRV

0ms

Total

1698ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 13:03:19	2758ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 10:05:58 shown	1698ms	3 NS 1 A 1 MX	🔒 Secure