hindholm.dk

📜 Historical scan 2026-09-23 18:31:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hindholm.dk is a .dk domain served by 2 nameservers (bella.ns.cloudflare.com, mark.ns.cloudflare.com). It was registered on 21 September 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.76.81 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by hindholm-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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 44ms

Nameserver	IP addresses	PTR	ASN / ISP
bella.ns.cloudflare.com	108.162.192.74 172.64.32.74 173.245.58.74 2606:4700:50::adf5:3a4a 2803:f800:50::6ca2:c04a 2a06:98c1:50::ac40:204a	bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.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#

2 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.76.81	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.191.107	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	hindholm-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::28 2a01:111:f403:ca48::c 2a01:111:f403:ca48::e 52.101.103.162 52.101.103.36 52.101.68.12 52.101.68.29	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.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)#

2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:bf6b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:4c51	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 49ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.76.81,172.67.191.107 ech=AEX+DQBBugAgACCn1R8fSm59KslxYzTc8XhQZFLqU5RLYGsYztQqgHu2WAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:bf6b,2606:4700:3035::6815:4c51

🔌 SRV Records#

1 records 75ms

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

📝 TXT Records#

2 records 230ms

TXT Record
google-site-verification=bCjBea6obT3WppLy5ogOUUfGg6UZCo4AXbVujAS7cAY
v=spf1 +ip4:141.95.126.89 +include:spf.mysecurecloudhost.com +include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (hindholm.dk)
-all (hard fail)	v=spf1 +ip4:141.95.126.89 +include:spf.mysecurecloudhost.com +include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.hindholm.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:853db7b12f89453ab10719cbfab40708@dmarc-reports.cloudflare.net

📬 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 2026-10-21 09:20:42

www	185.232.148.95 (AS48854) (address records, no CNAME)
www vs bare domain	Different networks hindholm.dk: 104.21.76.81 172.67.191.107 2606:4700:3030::ac43:bf6b 2606:4700:3035::6815:4c51 (AS13335) www.hindholm.dk: 185.232.148.95 (AS48854) (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

4 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
s1	s1.domainkey.u2142267.wl018.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u2142267.wl018.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-hindholm-dk._domainkey.hindholm.onmicrosoft.com	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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2083ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414965764
Primary NS (MNAME)	bella.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 04:47:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-09-21
Expires	2027-09-30 (343d)

🔗 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#

44ms

47ms

45ms

AAAA

46ms

TXT

230ms

CAA

44ms

HTTPS

49ms

TLSA

383ms

SOA

0ms

MTA-STS

67ms

DNSSEC

2083ms

SRV

75ms

Total

2961ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 09:20:42	3456ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-15 22:54:52	1336ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-13 18:58:59	5927ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-10 14:07:18	2470ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 03:48:57	742ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 06:58:29	761ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 18:31:21 shown	2961ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-20 04:12:23	2113ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-23 13:01:34	4245ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-17 23:22:20	2496ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-16 21:05:04	18241ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-31 14:37:16	1848ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-06 05:04:03	3793ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 23:36:26	3735ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 13:02:47	13829ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 11:51:12	5172ms	2 NS 2 A 1 MX	🔓 Insecure