clearchain.dk

📜 Historical scan 2026-08-27 15:19:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

clearchain.dk is a .dk domain served by 2 nameservers (meera.ns.cloudflare.com, todd.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.23.217 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by clearchain-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 23ms

Nameserver	IP addresses	PTR	ASN / ISP
meera.ns.cloudflare.com	108.162.192.195 172.64.32.195 173.245.58.195 2606:4700:50::adf5:3ac3 2803:f800:50::6ca2:c0c3 2a06:98c1:50::ac40:20c3	meera.ns.cloudflare.com meera.ns.cloudflare.com meera.ns.cloudflare.com meera.ns.cloudflare.com meera.ns.cloudflare.com meera.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
todd.ns.cloudflare.com	108.162.193.146 172.64.33.146 173.245.59.146 2606:4700:58::adf5:3b92 2803:f800:50::6ca2:c192 2a06:98c1:50::ac40:2192	todd.ns.cloudflare.com todd.ns.cloudflare.com todd.ns.cloudflare.com todd.ns.cloudflare.com todd.ns.cloudflare.com todd.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 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.23.217	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.241	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	clearchain-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::c 2a01:111:f403:ca09::e 2a01:111:f403:ca48::c 52.101.68.16 52.101.68.18 52.101.73.153 52.101.73.16	mail-db5pr02cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as8pr05cu00401.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	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	172.67.213.241

🔷 AAAA Records (IPv6)#

2 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:17d9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:d5f1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 35ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.23.217,172.67.213.241 ech=AEX+DQBB7gAgACDjb97KP6YVmnJEmItPXJ+TBePeT87Vjd9IS+KnQbe6dAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:17d9,2606:4700:3035::ac43:d5f1

📝 TXT Records#

2 records 156ms

TXT Record
MS=ms90990974
v=spf1 include:spf.improvmx.com include:zohomail.eu include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (clearchain.dk)
~all (soft fail)	v=spf1 include:spf.improvmx.com include:zohomail.eu include:spf.protection.outlook.com ~all

📨 DMARC#

Policy	Record (_dmarc.clearchain.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:0ee16e83bf3b4c5daf9b27adf58496b2@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 2026-10-08 11:50:19

www	104.21.23.217 172.67.213.241 2606:4700:3032::6815:17d9 2606:4700:3035::ac43:d5f1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network clearchain.dk: 104.21.23.217 172.67.213.241 2606:4700:3032::6815:17d9 2606:4700:3035::ac43:d5f1 (AS13335) www.clearchain.dk: 104.21.23.217 172.67.213.241 2606:4700:3032::6815:17d9 2606:4700:3035::ac43:d5f1 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.clearchain.dk	1gSHEyP8S_JJ-7Cit6_WhsrUBcyTiRq5nomdsgOy1Rc
TXT	_acme-challenge.clearchain.dk	Hwl58zXS9VBiVxUam9blzHrSA19KC0gVbI4kU85xV3w

🔗 TLSA / DANE#

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

🔐 DNSSEC#

101ms

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	2413288121
Primary NS (MNAME)	meera.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

23ms

29ms

38ms

AAAA

30ms

TXT

156ms

CAA

33ms

HTTPS

35ms

TLSA

814ms

SOA

0ms

MTA-STS

42ms

DNSSEC

101ms

SRV

58ms

Total

1393ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 09:51:03	1498ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-18 04:22:02	2481ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-30 18:29:23	2241ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-29 22:08:24	2680ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 15:19:22 shown	1393ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-19 06:32:49	10784ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 09:55:52	2336ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 20:24:48	1326ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 21:15:54	704ms	2 NS 2 A 1 MX	🔓 Insecure