casikring.dk

📜 Historical scan 2026-07-19 18:16:43 · ← 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. Its website address 104.21.31.243 is hosted by Cloudflare, Inc. (AS13335). 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 56ms

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 —	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 63ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.31.243	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.180.247	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 46ms

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 57ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:1ff3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:b4f7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 59ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.31.243,172.67.180.247 ech=AEX+DQBBpwAgACCMatUymFPR7utN4i78TMFmp2wRGDs/Bgqv2mpMNggpUQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:1ff3,2606:4700:3034::ac43:b4f7

📝 TXT Records#

1 records 265ms

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

🔗 TLSA / DANE#

2 records 105ms

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

🔐 DNSSEC#

153ms

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	2409886113
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#

56ms

63ms

46ms

AAAA

57ms

TXT

265ms

CAA

59ms

HTTPS

59ms

TLSA

105ms

SOA

0ms

MTA-STS

86ms

DNSSEC

153ms

SRV

8049ms

Total

25377ms

🕐 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 shown	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	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