thcr.dk

📜 Historical scan 2026-10-02 05:09:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

thcr.dk is a .dk domain served by 4 nameservers (ns-1321.awsdns-37.org, ns-1911.awsdns-46.co.uk, ns-353.awsdns-44.com and 1 more). It was registered on 23 September 2026 (WHOIS) and first appeared in the .dk zone on 24 September 2026. Its website address 3.174.18.14 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is not DNSSEC-signed, publishes a 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#

4 records 47ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1321.awsdns-37.org	205.251.197.41 2600:9000:5305:2900::1	ns-1321.awsdns-37.org ns-1321.awsdns-37.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1911.awsdns-46.co.uk	205.251.199.119 2600:9000:5307:7700::1	ns-1911.awsdns-46.co.uk ns-1911.awsdns-46.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-353.awsdns-44.com	205.251.193.97 2600:9000:5301:6100::1	ns-353.awsdns-44.com ns-353.awsdns-44.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-790.awsdns-34.net	205.251.195.22 2600:9000:5303:1600::1	ns-790.awsdns-34.net ns-790.awsdns-34.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

4 records 76ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.174.18.14	60s	server-3-174-18-14.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.34	60s	server-3-174-18-34.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.36	60s	server-3-174-18-36.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.84	60s	server-3-174-18-84.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—

📧 MX Records#

2 records 58ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	3600s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 241ms

TXT Record
protonmail-verification=034fac47242b7fb022fbabb7e3bc79d1cdee814e
v=spf1 include:_spf.protonmail.ch mx ~all

✉️ SPF#

Policy	Record (thcr.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch mx ~all

📨 DMARC#

Policy	Record (_dmarc.thcr.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:postmaster@techchapter.com;

📬 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 2026-10-07 19:51:22

www	Exists, no address
www vs bare domain	www does not resolve thcr.dk: 3.174.18.14 3.174.18.34 3.174.18.36 3.174.18.84 (AS16509) www.thcr.dk: no address (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 171ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…

🔐 DNSSEC#

137ms

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

🏷️ SOA#

47ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-790.awsdns-34.net
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-02 17:20:01

Field	Value
Registrar	1API GmbH
Registered	2026-09-23
Expires	2027-09-22 (340d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

76ms

58ms

AAAA

56ms

TXT

241ms

CAA

56ms

HTTPS

58ms

TLSA

171ms

SOA

47ms

MTA-STS

87ms

DNSSEC

137ms

SRV

82ms

Total

1563ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 19:51:22	2981ms	4 NS 4 A 2 MX	🔓 Insecure
2026-10-02 05:09:33 shown	1563ms	4 NS 4 A 2 MX	🔓 Insecure
2026-10-01 05:05:09	556ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-25 08:43:13	871ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 08:37:02	1514ms	1 NS 0 A 0 MX	❓ Unknown