casikring.dk

📜 Historical scan 2026-06-20 08:08:01 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

casikring.dk is a .dk domain served by 2 nameservers (cory.ns.cloudflare.com, tara.ns.cloudflare.com). It was registered on 3 June 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx.simply.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 120ms

Nameserver	IP addresses	PTR	ASN / ISP
cory.ns.cloudflare.com	108.162.193.93 172.64.33.93 173.245.59.93 2606:4700:58::adf5:3b5d 2803:f800:50::6ca2:c15d 2a06:98c1:50::ac40:215d	cory.ns.cloudflare.com cory.ns.cloudflare.com cory.ns.cloudflare.com cory.ns.cloudflare.com cory.ns.cloudflare.com cory.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tara.ns.cloudflare.com	108.162.192.225 172.64.32.225 173.245.58.225 2606:4700:50::adf5:3ae1 2803:f800:50::6ca2:c0e1 2a06:98c1:50::ac40:20e1	tara.ns.cloudflare.com tara.ns.cloudflare.com tara.ns.cloudflare.com tara.ns.cloudflare.com tara.ns.cloudflare.com tara.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 112ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.31.243	300s	—	AS13335	—	—	—	—
172.67.180.247	300s	—	AS13335	—	—	—	—

📧 MX Records#

1 records 120ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records 116ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:1ff3	300s	—	AS13335	—	—	—	—
2606:4700:3035::ac43:b4f7	300s	—	AS13335	—	—	—	—

🔐 HTTPS Records#

1 records 140ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.31.243,172.67.180.247 ech=AEX+DQBBHAAgACC+SFRaafkH82GZ3ptOKCPrsK30Bnjo3vG5v3A+He0jQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:1ff3,2606:4700:3035::ac43:b4f7

📝 TXT Records#

1 records 276ms

TXT Record
v=spf1 +a +mx +a:web2.bazzo.dk -all

✉️ SPF#

Policy	Record (casikring.dk)
-all (hard fail)	v=spf1 +a +mx +a:web2.bazzo.dk -all

📨 DMARC#

Policy	Record (_dmarc.casikring.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 2026-10-11 05:36:13

www	104.21.31.243 172.67.180.247 2606:4700:3033::6815:1ff3 2606:4700:3034::ac43:b4f7 (AS13335) (address records, no CNAME)
www vs bare domain	Same network casikring.dk: 104.21.31.243 172.67.180.247 2606:4700:3033::6815:1ff3 2606:4700:3034::ac43:b4f7 (AS13335) www.casikring.dk: 104.21.31.243 172.67.180.247 2606:4700:3033::6815:1ff3 2606:4700:3034::ac43:b4f7 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.casikring.dk	Kb8ZdRCDWCWUxoi-i2A6hLNOsKqt80w_7B2PCC6k4Os
TXT	_acme-challenge.casikring.dk	UK74ymSHLwzjj1ghi7D8k3k2vnm3PmUcm-mlYQ2Ga3w

🔗 TLSA / DANE#

2 records 154ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC#

185ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2407375409
Primary NS (MNAME)	cory.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 06:07:56

Field	Value
Registrar	Simply.com A/S
Registered	2019-06-03
Expires	2027-06-30 (254d)

📋 WHOIS#

⏱️ Lookup Timing#

120ms

112ms

120ms

AAAA

116ms

TXT

276ms

CAA

126ms

HTTPS

140ms

TLSA

154ms

SOA

0ms

MTA-STS

120ms

DNSSEC

185ms

SRV

137ms

Total

1278ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 05:36:13	466ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 17:16:28	1096ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 18:16:54	782ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-21 20:41:57	1127ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-10 12:16:08	1246ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-06 19:03:47	2097ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 23:48:19	1088ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 00:56:17	1289ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-21 21:38:57	6151ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-19 20:26:33	16963ms	2 NS 2 A 1 MX	❓ Unknown
2026-08-12 21:22:20	3693ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-19 18:16:43	25377ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-02 10:41:17	1101ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 20:36:42	969ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 05:03:26	2115ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 00:40:33	1062ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 16:53:55	982ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 08:08:01 shown	1278ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 13:38:29	1708ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 19:35:36	584ms	2 NS 2 A 1 MX	🔓 Insecure