holmq.dk

📜 Historical scan 2026-10-16 19:21:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holmq.dk is a .dk domain served by 2 nameservers (dane.ns.cloudflare.com, pat.ns.cloudflare.com). It was registered on 21 March 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.15.135 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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 32ms

Nameserver	IP addresses	PTR	ASN / ISP
dane.ns.cloudflare.com	108.162.193.97 172.64.33.97 173.245.59.97 2606:4700:58::adf5:3b61 2803:f800:50::6ca2:c161 2a06:98c1:50::ac40:2161	dane.ns.cloudflare.com dane.ns.cloudflare.com dane.ns.cloudflare.com dane.ns.cloudflare.com dane.ns.cloudflare.com dane.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
pat.ns.cloudflare.com	108.162.192.139 172.64.32.139 173.245.58.139 2606:4700:50::adf5:3a8b 2803:f800:50::6ca2:c08b 2a06:98c1:50::ac40:208b	pat.ns.cloudflare.com pat.ns.cloudflare.com pat.ns.cloudflare.com pat.ns.cloudflare.com pat.ns.cloudflare.com pat.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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.15.135	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.162.168	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	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	300s	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)#

2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:a2a8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::6815:f87	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 42ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.15.135,172.67.162.168 ech=AEX+DQBBhwAgACDYKYgJHc0wlNsTqOvfbb09938nrswzyTv1eSNrq/wofgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a2a8,2606:4700:3031::6815:f87

📝 TXT Records#

2 records 184ms

TXT Record
protonmail-verification=109645874243ce824365b9779e7c180c87ab43b0
v=spf1 include:outbound.mailhop.org include:_spf.protonmail.ch mx -all

✉️ SPF#

Policy	Record (holmq.dk)
-all (hard fail)	v=spf1 include:outbound.mailhop.org include:_spf.protonmail.ch mx -all

📨 DMARC#

Policy	Record (_dmarc.holmq.dk)
p=reject	v=DMARC1; p=reject; aspf=s; adkim=s;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

10 records 35ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-20 21:45:23

www	104.21.15.135 172.67.162.168 2606:4700:3030::ac43:a2a8 2606:4700:3031::6815:f87 (AS13335) (address records, no CNAME)
www vs bare domain	Same network holmq.dk: 104.21.15.135 172.67.162.168 2606:4700:3030::ac43:a2a8 2606:4700:3031::6815:f87 (AS13335) www.holmq.dk: 104.21.15.135 172.67.162.168 2606:4700:3030::ac43:a2a8 2606:4700:3031::6815:f87 (AS13335)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.holmq.dk	2-dh2aVihnJqNi0kG48Gd0i4YKsLZvJ1P5j_CXBUjWI
TXT	_acme-challenge.holmq.dk	A5S5GYC2hPx_68XSsSQAK_BCDsbqpy9DMynCVyrcQ0c
TXT	_acme-challenge.holmq.dk	G6sQHPQh7SMUhC7mggo9dIVTU-YA_JggulvlxBi8M_A
TXT	_acme-challenge.holmq.dk	cFpM_TiJ9MOdjybhx7eCEsfRlMwHriAnnLB7aupcWe0
TXT	_acme-challenge.holmq.dk	ye2xlEP0R5U6cBlHAbeqcuBb2lWcPSMiI2PgpY8SW0c

🔗 TLSA / DANE#

4 records 90ms

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

80ms

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

🏷️ SOA#

37ms

Field	Value
Serial	2417617593
Primary NS (MNAME)	dane.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 04:05:42

Field	Value
Registrar	Simply.com A/S
Registered	2011-03-21
Expires	2027-03-31 (158d)

🔗 Same registrant#

1 domain

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
2has.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

32ms

31ms

33ms

AAAA

43ms

TXT

184ms

CAA

35ms

HTTPS

42ms

TLSA

90ms

SOA

37ms

MTA-STS

64ms

DNSSEC

80ms

SRV

65ms

Total

584ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 21:45:23	2876ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-19 21:13:01	1872ms	2 NS 2 A 2 MX	❓ Unknown
2026-10-18 20:49:13	722ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-17 20:40:29	1356ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-16 19:21:43 shown	584ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-15 19:10:50	2708ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-14 17:28:42	2464ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-13 13:35:10	1447ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-12 12:04:04	2367ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-11 09:28:43	761ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-10 07:40:46	2559ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-07 23:52:32	604ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-02 00:39:10	2053ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-01 00:28:51	884ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-01 00:28:32	1026ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-30 00:22:28	1058ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-23 22:33:23	887ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-23 15:35:44	1077ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-18 11:33:53	3624ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-11 08:58:43	1438ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-06 21:48:45	2609ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-30 05:37:33	720ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-28 07:57:22	1149ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-27 13:03:09	1136ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-17 03:59:51	1632ms	2 NS 2 A 2 MX	🔒 Secure