casikring.dk

📜 Historical scan 2026-09-06 19:03:47  ·  ← 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   145ms
NameserverIP addressesPTRASN / 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   115ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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   97ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records   142ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
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   131ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.31.243,172.67.180.247 ech=AEX+DQBBMgAgACAS9fq+RieS1G+47TM/gViDitgk/91Hupz7hGU0r5khNAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:1ff3,2606:4700:3034::ac43:b4f7

📝 TXT Records#

1 records   255ms
TXT Record
v=spf1 +a +mx +a:web2.bazzo.dk -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_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
www104.21.31.243 172.67.180.247 2606:4700:3033::6815:1ff3 2606:4700:3034::ac43:b4f7 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYDelete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
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#

TypeNameValue
TXT _acme-challenge.casikring.dk QQuS94_dBswTFllSfsAukB33TqP8NbfMWNhvwjsykHU
TXT _acme-challenge.casikring.dk d-Ky0WOfzirEG2HvR7lu_jizihPndyjH2mNTIjDKQxw

🔗 TLSA / DANE#

2 records   545ms
Service / OwnerTypeCert 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#

209ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2414033319
Primary NS (MNAME)cory.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-11 06:07:56
FieldValue
RegistrarSimply.com A/S
Registered2019-06-03
Expires2027-06-30 (254d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
145ms
A
115ms
MX
97ms
AAAA
142ms
TXT
255ms
CAA
100ms
HTTPS
131ms
TLSA
545ms
SOA
0ms
MTA-STS
127ms
DNSSEC
209ms
SRV
149ms
Total
2097ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 shown 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 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
dhd.dk [/] search Domains, Hosts & DNS — .dk zone