keyser.dk

📜 Historical scan 2026-06-18 04:04:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

keyser.dk is a .dk domain served by 2 nameservers (anuj.ns.cloudflare.com, dina.ns.cloudflare.com). It was registered on 17 August 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.76.82 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mailx.keyser.dk. 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 93ms

Nameserver	IP addresses	PTR	ASN / ISP
anuj.ns.cloudflare.com	108.162.193.65 172.64.33.65 173.245.59.65 2606:4700:58::adf5:3b41 2803:f800:50::6ca2:c141 2a06:98c1:50::ac40:2141	anuj.ns.cloudflare.com anuj.ns.cloudflare.com anuj.ns.cloudflare.com anuj.ns.cloudflare.com anuj.ns.cloudflare.com anuj.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dina.ns.cloudflare.com	108.162.192.107 172.64.32.107 173.245.58.107 2606:4700:50::adf5:3a6b 2803:f800:50::6ca2:c06b 2a06:98c1:50::ac40:206b	dina.ns.cloudflare.com dina.ns.cloudflare.com dina.ns.cloudflare.com dina.ns.cloudflare.com dina.ns.cloudflare.com dina.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 65ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.76.82	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.191.108	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mailx.keyser.dk	2.105.205.8	2-105-205-8-cable.dk.customer.tdc.net	AS3292 TDC Holding A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	188.114.96.1
🔶 Autoconfig	188.114.96.1

🔷 AAAA Records (IPv6)#

2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:4c52	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:bf6c	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 82ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBB5AAgACAp9izuzZ9Qy/F0fdNQl7lSpSP5fClpvP6OEJ8Riw31bwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 TXT Records#

1 records 184ms

TXT Record
v=spf1 a:spf.keyser.dk -all

✉️ SPF#

Policy	Record (keyser.dk)
-all (hard fail)	v=spf1 a:spf.keyser.dk -all

📨 DMARC#

Policy	Record (_dmarc.keyser.dk)
p=quarantine	v=DMARC1; p=quarantine; fo=1; rua=mailto:f15bbddc22e44c398a35209c3ba19c69@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 2026-10-10 07:47:42

www	104.21.76.82 172.67.191.108 2606:4700:3037::6815:4c52 2606:4700:3037::ac43:bf6c (AS13335) (address records, no CNAME)
www vs bare domain	Same network keyser.dk: 104.21.76.82 172.67.191.108 2606:4700:3037::6815:4c52 2606:4700:3037::ac43:bf6c (AS13335) www.keyser.dk: 104.21.76.82 172.67.191.108 2606:4700:3037::6815:4c52 2606:4700:3037::ac43:bf6c (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

81ms

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

🏷️ SOA#

65ms

Field	Value
Serial	2406644852
Primary NS (MNAME)	anuj.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 08:28:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-08-17
Expires	2027-09-30 (345d)

📋 WHOIS#

⏱️ Lookup Timing#

93ms

65ms

66ms

AAAA

46ms

TXT

184ms

CAA

63ms

HTTPS

82ms

TLSA

133ms

SOA

65ms

MTA-STS

54ms

DNSSEC

81ms

SRV

96ms

Total

848ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 07:47:42	1981ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-19 04:02:08	1155ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-28 05:13:48	1074ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-26 13:29:50	1301ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-11 16:34:46	10701ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-22 19:15:38	11544ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-12 12:44:39	1885ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-27 22:11:48	1733ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 04:04:07 shown	848ms	2 NS 2 A 1 MX	🔓 Insecure