dentool.dk

📜 Historical scan 2026-08-15 21:46:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dentool.dk is a .dk domain served by 2 nameservers (lisa.ns.cloudflare.com, ray.ns.cloudflare.com). It was registered on 13 August 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.84.3 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by dentool-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 197ms

Nameserver	IP addresses	PTR	ASN / ISP
lisa.ns.cloudflare.com	108.162.192.131 172.64.32.131 173.245.58.131 2606:4700:50::adf5:3a83 2803:f800:50::6ca2:c083 2a06:98c1:50::ac40:2083	lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ray.ns.cloudflare.com	108.162.193.138 172.64.33.138 173.245.59.138 2606:4700:58::adf5:3b8a 2803:f800:50::6ca2:c18a 2a06:98c1:50::ac40:218a	ray.ns.cloudflare.com ray.ns.cloudflare.com ray.ns.cloudflare.com ray.ns.cloudflare.com ray.ns.cloudflare.com ray.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 219ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.84.3	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.184.7	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 188ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	dentool-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::6 2a01:111:f403:ca09::1 2a01:111:f403:ca09::8 52.101.68.0 52.101.68.27 52.101.68.3 52.101.73.16	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-as2pr05cu00100.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	104.21.84.3

🔷 AAAA Records (IPv6)#

2 records 211ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:b807	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:5403	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 231ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.84.3,172.67.184.7 ech=AEX+DQBB/AAgACDBkjkQD2BdrQQCoJ5nTdFmGVP+yIPiIHCHLdJamzCvagAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:b807,2606:4700:3034::6815:5403

🔌 SRV Records#

1 records 268ms

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

📝 TXT Records#

2 records 443ms

TXT Record
brevo-code:6c34eae9fa8875dd069effd03b7b52b8
v=spf1 include:spf.protection.outlook.com include:a.spf.itoperators.dk include:spf.curanet.dk include:spf.simply.com -all

✉️ SPF#

Policy	Record (dentool.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:a.spf.itoperators.dk include:spf.curanet.dk include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.dentool.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:info@dentool.dk

📬 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 2026-10-15 00:10:25

www	104.21.84.3 172.67.184.7 2606:4700:3033::ac43:b807 2606:4700:3034::6815:5403 (AS13335) (address records, no CNAME)
www vs bare domain	Same network dentool.dk: 104.21.84.3 172.67.184.7 2606:4700:3033::ac43:b807 2606:4700:3034::6815:5403 (AS13335) www.dentool.dk: 104.21.84.3 172.67.184.7 2606:4700:3033::ac43:b807 2606:4700:3034::6815:5403 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	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: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

346ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412234911
Primary NS (MNAME)	lisa.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 19:08:35

Field	Value
Registrar	CURANET A/S
Registered	1998-08-13
Expires	2027-09-30 (346d)

🔗 Same registrant#

3 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
pedersen-machinetools.dk	CURANET A/S
ph.dk	CURANET A/S
pmts.dk	CURANET A/S

📋 WHOIS#

⏱️ Lookup Timing#

197ms

219ms

188ms

AAAA

211ms

TXT

443ms

CAA

227ms

HTTPS

231ms

TLSA

1304ms

SOA

0ms

MTA-STS

277ms

DNSSEC

346ms

SRV

268ms

Total

3515ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 00:10:25	1384ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-13 23:45:28	1937ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-12 18:52:35	1607ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 07:16:55	1025ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 22:54:04	1712ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-25 21:54:10	1413ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-12 03:05:45	1379ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 12:36:45	1180ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-20 00:16:11	9180ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-15 21:46:45 shown	3515ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-14 08:18:23	2580ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-01 11:28:42	2130ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 19:14:12	1076ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 02:06:19	604ms	2 NS 2 A 1 MX	🔓 Insecure