venstrebornholm.dk

📜 Historical scan 2026-08-17 16:53:58  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

venstrebornholm.dk is a .dk domain served by 2 nameservers (art.ns.cloudflare.com, chloe.ns.cloudflare.com). It was registered on 18 February 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.8.75 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.onlinemail.io. The zone is not DNSSEC-signed, 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   132ms
NameserverIP addressesPTRASN / ISP
art.ns.cloudflare.com 108.162.193.102
172.64.33.102
173.245.59.102
2606:4700:58::adf5:3b66
2803:f800:50::6ca2:c166
2a06:98c1:50::ac40:2166		 art.ns.cloudflare.com
art.ns.cloudflare.com
art.ns.cloudflare.com
art.ns.cloudflare.com
art.ns.cloudflare.com
art.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
chloe.ns.cloudflare.com 108.162.192.85
172.64.32.85
173.245.58.85
2606:4700:50::adf5:3a55
2803:f800:50::6ca2:c055
2a06:98c1:50::ac40:2055		 chloe.ns.cloudflare.com
chloe.ns.cloudflare.com
chloe.ns.cloudflare.com
chloe.ns.cloudflare.com
chloe.ns.cloudflare.com
chloe.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   218ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.8.75 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.156.237 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   208ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx1.onlinemail.io 185.21.42.12 mx1.onlinemail.io AS48854 team.blue Denmark A/S
20 300s mx1.onlinemail.io 185.21.42.12 mx1.onlinemail.io AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records   186ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3035::6815:84b 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::ac43:9ced 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   139ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.8.75,172.67.156.237 ech=AEX+DQBBQgAgACCzGvUMgGtcUaT6C65EKg5AQak9T3tZZuTypNcuEC/3LAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:84b,2606:4700:3036::ac43:9ced

📝 TXT Records#

1 records   428ms
TXT Record
v=spf1 a include:spf.curanet.dk ~all

✉️ SPF#

PolicyRecord (venstrebornholm.dk)
~all (soft fail) v=spf1 a include:spf.curanet.dk ~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 2026-10-26 11:57:16
www104.21.8.75 172.67.156.237 2606:4700:3035::6815:84b 2606:4700:3036::ac43:9ced (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.venstrebornholm.dk GH4pAhDHMQxO5inl5NiQ7S82K9Y5iXwsDq3a5-ynP8s
TXT _acme-challenge.venstrebornholm.dk m3kBVVX8PBhmNp70vGAbD4g5IuN4kMowya1_0DQl5go

🔗 TLSA / DANE#

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

🔐 DNSSEC#

349ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412439961
Primary NS (MNAME)art.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-25 02:46:33
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2006-02-18
Expires2027-02-28 (123d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
132ms
A
218ms
MX
208ms
AAAA
186ms
TXT
428ms
CAA
264ms
HTTPS
139ms
TLSA
230ms
SOA
0ms
MTA-STS
271ms
DNSSEC
349ms
SRV
258ms
Total
2647ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-26 11:57:16 453ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-25 02:40:18 2557ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-16 03:50:45 1754ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-03 09:36:14 487ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-30 23:00:35 480ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-30 09:13:17 591ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-19 12:02:04 554ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-09 20:44:07 9469ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-19 23:07:42 16928ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-17 16:53:58 shown 2647ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-06 00:20:35 914ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-26 00:32:27 722ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-20 19:42:17 2771ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-18 16:26:33 1152ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-17 14:20:40 3479ms 2 NS 2 A 2 MX 🔓 Insecure
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