bioguldborgsund.dk

📜 Historical scan 2026-10-11 10:08:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bioguldborgsund.dk is a .dk domain served by 2 nameservers (adi.ns.cloudflare.com, mark.ns.cloudflare.com). It was registered on 12 October 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.197.250.177 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail.bioguldborgsund.dk, backup-mx.zitcom.dk. The zone is not DNSSEC-signed, has no 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
adi.ns.cloudflare.com	108.162.192.56 172.64.32.56 173.245.58.56 2606:4700:50::adf5:3a38 2803:f800:50::6ca2:c038 2a06:98c1:50::ac40:2038	adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mark.ns.cloudflare.com	108.162.193.130 172.64.33.130 173.245.59.130 2606:4700:58::adf5:3b82 2803:f800:50::6ca2:c182 2a06:98c1:50::ac40:2182	mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.197.250.177	300s	lb1.corp.cabana.dk	AS48854	team.blue Denmark A/S	91.197.248.0/22	🇩🇰 Denmark	—

📧 MX Records#

2 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.bioguldborgsund.dk	104.19.191.28	—	AS13335 Cloudflare, Inc.
20	300s	backup-mx.zitcom.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.19.191.28
🔶 Autoconfig	104.19.191.28

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 180ms

TXT Record
CywcDKmAPfr8XvidAwDAa9HH40lFJRt3OMdTxu6JX45+BXggJngA1IsW8g6YBz2r0l4R2AjqcBuXm85j+hX4xQ==
v=spf1 include:uxmail.io include:spf.mailjet.com include:o._spf.bellcom.dk include:spf.protection.outlook.com include:spf.topdesk.net include:speedadmin.dk ip4:195.215.234.1 ip4:195.215.235.28 ip4:185.158.61.193 -all

✉️ SPF#

Policy	Record (bioguldborgsund.dk)
-all (hard fail)	v=spf1 include:uxmail.io include:spf.mailjet.com include:o._spf.bellcom.dk include:spf.protection.outlook.com include:spf.topdesk.net include:speedadmin.dk ip4:195.215.234.1 ip4:195.215.235.28 ip4:185.158.61.193 -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 2026-10-20 20:59:58

www CNAME	guldborgsund.dk (all on guldborgsund.dk) → 91.197.250.177 (AS48854)
www vs bare domain	Same network bioguldborgsund.dk: 91.197.250.177 (AS48854) www.bioguldborgsund.dk: 91.197.250.177 (AS48854)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.bioguldborgsund.dk	Oilo8-tWGa47PwV9xECLk1sWF5G2qwCc_Nzsua_GBg8
TXT	_acme-challenge.bioguldborgsund.dk	zReu17GCSHfYjZsV_1G8vHQIoOvXSL6f2yAbc0rN76U

🔗 TLSA / DANE#

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

🔐 DNSSEC#

68ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

34ms

Field	Value
Serial	2417187689
Primary NS (MNAME)	adi.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-20 21:35:12

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-10-12
Expires	2027-10-31 (373d)

🔗 Same registrant#

25 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).

Domain	Registrar
aktivsommer.dk	Punktum dk A/S (direct)
autismelinjen.dk	A/S SCANNET
boetoenor.dk	A/S SCANNET
bøtønor.dk	A/S SCANNET
bøtøskoven.dk	Punktum dk A/S (direct)
denaabneskole.dk	Punktum dk A/S (direct)
gbshaller.dk	Punktum dk A/S (direct)
gbshandleguide.dk	Punktum dk A/S (direct)
gbslan.dk	Punktum dk A/S (direct)
guldborgsund-kommune.dk	Punktum dk A/S (direct)
guldborgsund-kunst.dk	Punktum dk A/S (direct)
guldborgsundhallerne.dk	Punktum dk A/S (direct)
havnebyen.dk	Punktum dk A/S (direct)
havnebyenguldborgsund.dk	A/S SCANNET
kulturregionstorstrøm.dk	Punktum dk A/S (direct)
køsten.dk	CURANET A/S
nfteater.dk	Punktum dk A/S (direct)
nykoebingfalster.dk	Punktum dk A/S (direct)
nysted.dk	Punktum dk A/S (direct)
rundtiguldborgsund.dk	Punktum dk A/S (direct)
sydfalster-skole.dk	Punktum dk A/S (direct)
sydfalsterskole.dk	Punktum dk A/S (direct)
veteranguld.dk	Punktum dk A/S (direct)
vierfaelles.dk	Punktum dk A/S (direct)
voresguldborgsund.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

29ms

42ms

AAAA

35ms

TXT

180ms

CAA

28ms

HTTPS

40ms

TLSA

204ms

SOA

34ms

MTA-STS

45ms

DNSSEC

68ms

SRV

60ms

Total

734ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 20:59:58	2454ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-19 19:56:48	1571ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-17 17:57:42	606ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-12 12:09:08	1376ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-11 10:08:16 shown	734ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-01 05:27:17	505ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-20 19:32:17	10183ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-14 10:15:19	5883ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-24 08:40:11	4127ms	2 NS 1 A 2 MX	❓ Unknown
2026-06-22 20:06:28	971ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 14:38:45	568ms	2 NS 1 A 2 MX	🔓 Insecure