f1office.dk

📜 Historical scan 2026-10-08 12:09:26  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

f1office.dk is a .dk domain served by 4 nameservers (ns1.dk, ns2.dk, ns3.dk and 1 more). It was registered on 13 May 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.184.85.17 is hosted by PerfGrid (AS59795) in The Netherlands. Mail is handled by in1.mail-infra.net, in2.mail-infra.net. The zone is not DNSSEC-signed, 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#

4 records   162ms
NameserverIP addressesPTRASN / ISP
ns1.dk 2001:41d0:701:1100::7ec7
57.129.78.20		 vps-1448e198.vps.ovh.net
vps-1448e198.vps.ovh.net		 AS16276 OVH SAS
AS16276 OVH SAS
ns2.dk 212.95.58.14
2a00:c98:400f:104:1c00:a8ff:fe00:2ac		 ns2.dnscluster.dk
ns2.dnscluster.dk		 AS28753 Leaseweb Deutschland GmbH
AS28753 Leaseweb Deutschland GmbH
ns3.dk 213.184.84.70
2a09:3a00:4070::1		 —
—		 AS59795 PerfGrid
AS59795 PerfGrid
ns4.dk 2a06:a005:16d0:45::a
45.140.220.10		 ns4.dnscluster.dk
ns4.dnscluster.dk		 AS142594 SpeedyPage Ltd
AS142594 SpeedyPage Ltd

🌍 A Records#

1 records   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
213.184.85.17 60s nlcp08.h4r-infra.net AS59795 PerfGrid 213.184.84.0/23 🇳🇱 The Netherlands —

📧 MX Records#

2 records   48ms
PriorityTTLMail ServerIP addressesPTRASN
10 60s in1.mail-infra.net 2a01:4f8:c012:7e77::1
49.12.11.203		 pmg1.h4r.eu
filter02.h4r.eu		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
20 60s in2.mail-infra.net 2001:41d0:701:1100::a6bc
57.129.66.76		 filter04.h4r.eu
filter04.h4r.eu		 AS16276 OVH SAS
AS16276 OVH SAS

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover213.184.85.17
🔶 Autoconfig213.184.85.17

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   396ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   575ms
TXT Record
v=spf1 +a +mx +ip4:213.184.85.17 include:_relayspf.hosting4real.net ~all

✉️ SPF#

PolicyRecord (f1office.dk)
~all (soft fail) v=spf1 +a +mx +ip4:213.184.85.17 include:_relayspf.hosting4real.net ~all

📨 DMARC#

PolicyRecord (_dmarc.f1office.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 2026-10-18 10:30:54
www213.184.85.17 (AS59795) (address records, no CNAME)
www vs bare domainSame network
f1office.dk: 213.184.85.17 (AS59795)
www.f1office.dk: 213.184.85.17 (AS59795)
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — 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: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.f1office.dk VxMboo7iM5WMqXDscSkwKX92qwSI7Ahk_DxrLmgGJew

🔗 TLSA / DANE#

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

🔐 DNSSEC#

124ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

46ms
FieldValue
Serial2026100803
Primary NS (MNAME)ns1.dk
Responsible (RNAME)server@hosting4real.com
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-12 01:06:53
FieldValue
RegistrarPerfGrid
Registered2026-05-13
Expires2027-05-12 (205d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
f3businesspark.dkPerfGrid
📋 WHOIS#

⏱️ Lookup Timing#

NS
162ms
A
42ms
MX
48ms
AAAA
53ms
TXT
575ms
CAA
158ms
HTTPS
159ms
TLSA
265ms
SOA
46ms
MTA-STS
189ms
DNSSEC
124ms
SRV
396ms
Total
1934ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 10:30:54 1491ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-17 10:25:08 1291ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-16 10:22:40 2128ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-15 09:06:34 2735ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-14 07:24:25 1244ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-13 01:31:55 3340ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-12 00:33:26 2607ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-10 23:48:01 2376ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-09 19:00:08 1601ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-08 12:09:26 shown 1934ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-07 11:55:10 1180ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-06 11:19:55 2201ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-05 08:48:30 1364ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-04 08:40:58 1400ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-03 08:39:55 1509ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-02 08:38:37 2470ms 4 NS 1 A 2 MX 🔓 Insecure
2026-10-01 08:33:47 1366ms 4 NS 1 A 2 MX 🔓 Insecure
2026-09-30 08:29:59 1523ms 4 NS 1 A 2 MX 🔓 Insecure
2026-09-30 00:41:04 4325ms 4 NS 1 A 2 MX 🔓 Insecure
2026-09-29 00:36:48 3505ms 4 NS 1 A 2 MX 🔓 Insecure
2026-09-28 00:22:38 1368ms 4 NS 1 A 2 MX 🔓 Insecure
2026-09-26 23:59:00 1248ms 4 NS 1 A 2 MX 🔓 Insecure
2026-09-25 23:40:59 1472ms 4 NS 1 A 2 MX 🔓 Insecure
2026-09-24 23:24:12 1767ms 4 NS 1 A 2 MX 🔓 Insecure
2026-09-23 22:52:30 1344ms 4 NS 1 A 2 MX 🔓 Insecure
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